Merge branch 'develop' into feature/fga/better_media_handling

.github/workflows/build.yml

@@ -34,7 +34,7 @@ jobs:
           distribution: 'temurin' # See 'Supported distributions' for available options
           java-version: '17'
       - name: Configure gradle
-        uses: gradle/gradle-build-action@v2.6.0
+        uses: gradle/gradle-build-action@v2.6.1
         with:
           cache-read-only: ${{ github.ref != 'refs/heads/develop' }}
       - name: Assemble debug APK
@@ -45,7 +45,7 @@ jobs:
           name: elementx-debug
           path: |
             app/build/outputs/apk/debug/*.apk
-      - uses: rnkdsh/action-upload-diawi@v1.5.0
+      - uses: rnkdsh/action-upload-diawi@v1.5.1
         id: diawi
         # Do not fail the whole build if Diawi upload fails
         continue-on-error: true

.github/workflows/nightlyReports.yml

@@ -29,8 +29,11 @@ jobs:
       - name: ⚙️ Run unit tests, debug and release
         run: ./gradlew test $CI_GRADLE_ARG_PROPERTIES
 
-      - name: 📈 Run screenshot tests, generate kover report and verify coverage
-        run: ./gradlew verifyPaparazziDebug koverMergedReport koverMergedVerify $CI_GRADLE_ARG_PROPERTIES -Pci-build=true
+      - name: 📸 Run screenshot tests
+        run: ./gradlew verifyPaparazziDebug $CI_GRADLE_ARG_PROPERTIES
+
+      - name: 📈 Generate kover report and verify coverage
+        run: ./gradlew koverMergedReport koverMergedVerify $CI_GRADLE_ARG_PROPERTIES -Pci-build=true
 
       - name: ✅ Upload kover report
         if: always()
@@ -59,7 +62,7 @@ jobs:
           distribution: 'temurin' # See 'Supported distributions' for available options
           java-version: '17'
       - name: Configure gradle
-        uses: gradle/gradle-build-action@v2.6.0
+        uses: gradle/gradle-build-action@v2.6.1
         with:
           cache-read-only: ${{ github.ref != 'refs/heads/develop' }}
       - name: Dependency analysis

.github/workflows/quality.yml

@@ -39,7 +39,7 @@ jobs:
           distribution: 'temurin' # See 'Supported distributions' for available options
           java-version: '17'
       - name: Configure gradle
-        uses: gradle/gradle-build-action@v2.6.0
+        uses: gradle/gradle-build-action@v2.6.1
         with:
           cache-read-only: ${{ github.ref != 'refs/heads/develop' }}
       - name: Run code quality check suite
@@ -51,6 +51,12 @@ jobs:
           name: linting-report
           path: |
             */build/reports/**/*.*
+      - name: 🔊 Publish results to Sonar
+        env:
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
+          ORG_GRADLE_PROJECT_SONAR_LOGIN: ${{ secrets.SONAR_TOKEN }}
+        if: ${{ always() && env.SONAR_TOKEN != '' && env.ORG_GRADLE_PROJECT_SONAR_LOGIN != '' }}
+        run: ./gradlew sonar $CI_GRADLE_ARG_PROPERTIES
       - name: Prepare Danger
         if: always()
         run: |

.github/workflows/recordScreenshots.yml

@@ -24,7 +24,7 @@ jobs:
           java-version: '17'
       # Add gradle cache, this should speed up the process
       - name: Configure gradle
-        uses: gradle/gradle-build-action@v2.6.0
+        uses: gradle/gradle-build-action@v2.6.1
         with:
           cache-read-only: ${{ github.ref != 'refs/heads/develop' }}
       - name: Record screenshots

.github/workflows/tests.yml

@@ -33,15 +33,18 @@ jobs:
           distribution: 'temurin' # See 'Supported distributions' for available options
           java-version: '17'
       - name: Configure gradle
-        uses: gradle/gradle-build-action@v2.6.0
+        uses: gradle/gradle-build-action@v2.6.1
         with:
           cache-read-only: ${{ github.ref != 'refs/heads/develop' }}
 
       - name: ⚙️ Run unit tests, debug and release
         run: ./gradlew test $CI_GRADLE_ARG_PROPERTIES
 
-      - name: 📈 Run screenshot tests, generate kover report and verify coverage
-        run: ./gradlew verifyPaparazziDebug koverMergedReport koverMergedVerify $CI_GRADLE_ARG_PROPERTIES -Pci-build=true
+      - name: 📸 Run screenshot tests
+        run: ./gradlew verifyPaparazziDebug $CI_GRADLE_ARG_PROPERTIES
+
+      - name: 📈Generate kover report and verify coverage
+        run: ./gradlew koverMergedReport koverMergedVerify $CI_GRADLE_ARG_PROPERTIES -Pci-build=true
 
       - name: 🚫 Upload kover failed coverage reports
         if: failure()
@@ -80,13 +83,6 @@ jobs:
             **/out/failures/
             **/build/reports/tests/*UnitTest/
 
-      - name: 🔊 Publish results to Sonar
-        env:
-          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
-          ORG_GRADLE_PROJECT_SONAR_LOGIN: ${{ secrets.SONAR_TOKEN }}
-        if: ${{ always() && env.SONAR_TOKEN != '' && env.ORG_GRADLE_PROJECT_SONAR_LOGIN != '' }}
-        run: ./gradlew sonar $CI_GRADLE_ARG_PROPERTIES
-
       # https://github.com/codecov/codecov-action
       - name: ☂️ Upload coverage reports to codecov
         if: always()

.github/workflows/triage-labelled.yml

@@ -30,6 +30,7 @@ jobs:
       - name: Print itemId
         run: echo ${{ steps.addItem.outputs.itemId }}
       - uses: kalgurn/update-project-item-status@main
+        if: ${{ steps.addItem.outputs.itemId }}
         with:
           project-url: https://github.com/orgs/vector-im/projects/91
           github-token: ${{ secrets.ELEMENT_BOT_TOKEN }}

.idea/dictionaries/shared.xml

@@ -2,6 +2,7 @@
     <dictionary name="shared">
         <words>
             <w>backstack</w>
+            <w>ftue</w>
             <w>homeserver</w>
             <w>kover</w>
             <w>measurables</w>

.maestro/tests/account/login.yaml

@@ -23,6 +23,8 @@ appId: ${APP_ID}
 - inputText: ${PASSWORD}
 - pressKey: Enter
 - tapOn: "Continue"
+- runFlow: ../assertions/assertWelcomeScreenDisplayed.yaml
+- tapOn: "Continue"
 - runFlow: ../assertions/assertAnalyticsDisplayed.yaml
 - tapOn: "Not now"
 - runFlow: ../assertions/assertHomeDisplayed.yaml

.maestro/tests/assertions/assertWelcomeScreenDisplayed.yaml

@@ -0,0 +1,6 @@
+appId: ${APP_ID}
+---
+- extendedWaitUntil:
+    visible:
+      id: "welcome_screen-title"
+    timeout: 10_000

app/build.gradle.kts

@@ -209,6 +209,7 @@ dependencies {
     implementation(libs.androidx.core)
     implementation(libs.androidx.corektx)
     implementation(libs.androidx.lifecycle.runtime)
+    implementation(libs.androidx.lifecycle.process)
     implementation(libs.androidx.activity.compose)
     implementation(libs.androidx.startup)
     implementation(libs.androidx.preference)

app/src/main/AndroidManifest.xml

@@ -32,6 +32,18 @@
         android:theme="@style/Theme.ElementX"
         tools:targetApi="33">
 
+        <provider
+            android:name="androidx.startup.InitializationProvider"
+            android:authorities="${applicationId}.androidx-startup"
+            android:exported="false"
+            tools:node="merge">
+
+            <meta-data
+                android:name='androidx.lifecycle.ProcessLifecycleInitializer'
+                android:value='androidx.startup' />
+
+        </provider>
+
         <activity
             android:name=".MainActivity"
             android:configChanges="orientation|screenSize|screenLayout|keyboardHidden|uiMode"

appnav/build.gradle.kts

@@ -54,6 +54,8 @@ dependencies {
     implementation(projects.tests.uitests)
     implementation(libs.coil)
 
+    implementation(projects.features.ftue.api)
+
     implementation(projects.services.apperror.impl)
     implementation(projects.services.appnavstate.api)
     implementation(projects.services.analytics.api)

appnav/src/main/kotlin/io/element/android/appnav/LoggedInFlowNode.kt

@@ -19,6 +19,8 @@ package io.element.android.appnav
 import android.os.Parcelable
 import androidx.compose.foundation.layout.Box
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
 import androidx.compose.ui.Modifier
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.lifecycleScope
@@ -41,7 +43,6 @@ import io.element.android.anvilannotations.ContributesNode
 import io.element.android.appnav.loggedin.LoggedInNode
 import io.element.android.appnav.room.RoomFlowNode
 import io.element.android.appnav.room.RoomLoadedFlowNode
-import io.element.android.features.analytics.api.AnalyticsEntryPoint
 import io.element.android.features.createroom.api.CreateRoomEntryPoint
 import io.element.android.features.invitelist.api.InviteListEntryPoint
 import io.element.android.features.networkmonitor.api.NetworkMonitor
@@ -49,6 +50,8 @@ import io.element.android.features.networkmonitor.api.NetworkStatus
 import io.element.android.features.preferences.api.PreferencesEntryPoint
 import io.element.android.features.roomlist.api.RoomListEntryPoint
 import io.element.android.features.verifysession.api.VerifySessionEntryPoint
+import io.element.android.features.ftue.api.FtueEntryPoint
+import io.element.android.features.ftue.api.state.FtueState
 import io.element.android.libraries.architecture.BackstackNode
 import io.element.android.libraries.architecture.NodeInputs
 import io.element.android.libraries.architecture.animation.rememberDefaultTransitionHandler
@@ -64,13 +67,10 @@ import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.sync.SyncState
 import io.element.android.libraries.matrix.ui.di.MatrixUIBindings
 import io.element.android.libraries.push.api.notifications.NotificationDrawerManager
-import io.element.android.services.analytics.api.AnalyticsService
 import io.element.android.services.appnavstate.api.AppNavigationStateService
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.distinctUntilChanged
-import kotlinx.coroutines.flow.launchIn
-import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.launch
 import kotlinx.parcelize.Parcelize
 
@@ -81,14 +81,14 @@ class LoggedInFlowNode @AssistedInject constructor(
     private val roomListEntryPoint: RoomListEntryPoint,
     private val preferencesEntryPoint: PreferencesEntryPoint,
     private val createRoomEntryPoint: CreateRoomEntryPoint,
-    private val analyticsOptInEntryPoint: AnalyticsEntryPoint,
     private val appNavigationStateService: AppNavigationStateService,
     private val verifySessionEntryPoint: VerifySessionEntryPoint,
     private val inviteListEntryPoint: InviteListEntryPoint,
-    private val analyticsService: AnalyticsService,
+    private val ftueEntryPoint: FtueEntryPoint,
     private val coroutineScope: CoroutineScope,
     private val networkMonitor: NetworkMonitor,
     private val notificationDrawerManager: NotificationDrawerManager,
+    private val ftueState: FtueState,
     snackbarDispatcher: SnackbarDispatcher,
 ) : BackstackNode<LoggedInFlowNode.NavTarget>(
     backstack = BackStack(
@@ -99,19 +99,6 @@ class LoggedInFlowNode @AssistedInject constructor(
     plugins = plugins
 ) {
 
-    private fun observeAnalyticsState() {
-        analyticsService.didAskUserConsent()
-            .distinctUntilChanged()
-            .onEach { isConsentAsked ->
-                if (isConsentAsked) {
-                    backstack.removeLast(NavTarget.AnalyticsOptIn)
-                } else {
-                    backstack.push(NavTarget.AnalyticsOptIn)
-                }
-            }
-            .launchIn(lifecycleScope)
-    }
-
     interface Callback : Plugin {
         fun onOpenBugReport() = Unit
     }
@@ -136,7 +123,7 @@ class LoggedInFlowNode @AssistedInject constructor(
 
     override fun onBuilt() {
         super.onBuilt()
-        observeAnalyticsState()
+
         lifecycle.subscribe(
             onCreate = {
                 plugins<LifecycleCallback>().forEach { it.onFlowCreated(id, inputs.matrixClient) }
@@ -146,6 +133,10 @@ class LoggedInFlowNode @AssistedInject constructor(
                 // TODO We do not support Space yet, so directly navigate to main space
                 appNavigationStateService.onNavigateToSpace(id, MAIN_SPACE)
                 loggedInFlowProcessor.observeEvents(coroutineScope)
+
+                if (ftueState.shouldDisplayFlow.value) {
+                    backstack.push(NavTarget.Ftue)
+                }
             },
             onResume = {
                 syncService.startSync()
@@ -209,7 +200,7 @@ class LoggedInFlowNode @AssistedInject constructor(
         object InviteList : NavTarget
 
         @Parcelize
-        object AnalyticsOptIn : NavTarget
+        object Ftue : NavTarget
     }
 
     override fun resolve(navTarget: NavTarget, buildContext: BuildContext): Node {
@@ -306,8 +297,13 @@ class LoggedInFlowNode @AssistedInject constructor(
                     .callback(callback)
                     .build()
             }
-            NavTarget.AnalyticsOptIn -> {
-                analyticsOptInEntryPoint.createNode(this, buildContext)
+            NavTarget.Ftue -> {
+                ftueEntryPoint.nodeBuilder(this, buildContext)
+                    .callback(object : FtueEntryPoint.Callback {
+                        override fun onFtueFlowFinished() {
+                            backstack.pop()
+                        }
+                    }).build()
             }
         }
     }
@@ -335,7 +331,11 @@ class LoggedInFlowNode @AssistedInject constructor(
                 transitionHandler = rememberDefaultTransitionHandler(),
             )
 
-            PermanentChild(navTarget = NavTarget.Permanent)
+            val isFtueDisplayed by ftueState.shouldDisplayFlow.collectAsState()
+
+            if (!isFtueDisplayed) {
+                PermanentChild(navTarget = NavTarget.Permanent)
+            }
         }
     }
 

appnav/src/main/kotlin/io/element/android/appnav/RootFlowNode.kt

@@ -40,12 +40,11 @@ import io.element.android.anvilannotations.ContributesNode
 import io.element.android.appnav.di.MatrixClientsHolder
 import io.element.android.appnav.intent.IntentResolver
 import io.element.android.appnav.intent.ResolvedIntent
+import io.element.android.appnav.root.RootNavStateFlowFactory
 import io.element.android.appnav.root.RootPresenter
 import io.element.android.appnav.root.RootView
-import io.element.android.features.login.api.LoginUserStory
 import io.element.android.features.login.api.oidc.OidcAction
 import io.element.android.features.login.api.oidc.OidcActionFlow
-import io.element.android.features.preferences.api.CacheService
 import io.element.android.features.rageshake.api.bugreport.BugReportEntryPoint
 import io.element.android.libraries.architecture.BackstackNode
 import io.element.android.libraries.architecture.animation.rememberDefaultTransitionHandler
@@ -57,29 +56,22 @@ import io.element.android.libraries.di.AppScope
 import io.element.android.libraries.matrix.api.auth.MatrixAuthenticationService
 import io.element.android.libraries.matrix.api.core.SessionId
 import kotlinx.coroutines.flow.distinctUntilChanged
-
-import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.launchIn
-import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.onEach
-import kotlinx.coroutines.flow.onStart
 import kotlinx.parcelize.Parcelize
 import timber.log.Timber
-import java.util.UUID
 
 @ContributesNode(AppScope::class)
 class RootFlowNode @AssistedInject constructor(
     @Assisted val buildContext: BuildContext,
     @Assisted plugins: List<Plugin>,
     private val authenticationService: MatrixAuthenticationService,
-    private val cacheService: CacheService,
+    private val navStateFlowFactory: RootNavStateFlowFactory,
     private val matrixClientsHolder: MatrixClientsHolder,
     private val presenter: RootPresenter,
     private val bugReportEntryPoint: BugReportEntryPoint,
     private val intentResolver: IntentResolver,
     private val oidcActionFlow: OidcActionFlow,
-    private val loginUserStory: LoginUserStory,
 ) :
     BackstackNode<RootFlowNode.NavTarget>(
         backstack = BackStack(
@@ -91,26 +83,25 @@ class RootFlowNode @AssistedInject constructor(
     ) {
 
     override fun onBuilt() {
-        matrixClientsHolder.restore(buildContext.savedStateMap)
+        matrixClientsHolder.restoreWithSavedState(buildContext.savedStateMap)
         super.onBuilt()
-        observeLoggedInState()
+        observeNavState()
     }
 
     override fun onSaveInstanceState(state: MutableSavedStateMap) {
         super.onSaveInstanceState(state)
-        matrixClientsHolder.save(state)
+        matrixClientsHolder.saveIntoSavedState(state)
+        navStateFlowFactory.saveIntoSavedState(state)
     }
 
-    private fun observeLoggedInState() {
-        combine(
-            cacheService.onClearedCacheEventFlow(),
-            isUserLoggedInFlow(),
-        ) { _, isLoggedIn -> isLoggedIn }
-            .onEach { isLoggedIn ->
-                Timber.v("isLoggedIn=$isLoggedIn")
-                if (isLoggedIn) {
+    private fun observeNavState() {
+        navStateFlowFactory.create(buildContext.savedStateMap)
+            .distinctUntilChanged()
+            .onEach { navState ->
+                Timber.v("navState=$navState")
+                if (navState.isLoggedIn) {
                     tryToRestoreLatestSession(
-                        onSuccess = { switchToLoggedInFlow(it) },
+                        onSuccess = { sessionId -> switchToLoggedInFlow(sessionId, navState.cacheIndex) },
                         onFailure = { switchToNotLoggedInFlow() }
                     )
                 } else {
@@ -120,19 +111,8 @@ class RootFlowNode @AssistedInject constructor(
             .launchIn(lifecycleScope)
     }
 
-
-    private fun switchToLoggedInFlow(sessionId: SessionId) {
-        backstack.safeRoot(NavTarget.LoggedInFlow(sessionId))
-    }
-
-    private fun isUserLoggedInFlow(): Flow<Boolean> {
-        return combine(
-            authenticationService.isLoggedIn(),
-            loginUserStory.loginFlowIsDone
-        ) { isLoggedIn, loginFlowIsDone ->
-            isLoggedIn && loginFlowIsDone
-        }
-            .distinctUntilChanged()
+    private fun switchToLoggedInFlow(sessionId: SessionId, navId: Int) {
+        backstack.safeRoot(NavTarget.LoggedInFlow(sessionId, navId))
     }
 
     private fun switchToNotLoggedInFlow() {
@@ -145,14 +125,8 @@ class RootFlowNode @AssistedInject constructor(
         onFailure: () -> Unit = {},
         onSuccess: (SessionId) -> Unit = {},
     ) {
-        // If the session is already known it'll be restored by the node hierarchy
-        if (matrixClientsHolder.knowSession(sessionId)) {
-            Timber.v("Session $sessionId already alive, no need to restore.")
-            return
-        }
-        authenticationService.restoreSession(sessionId)
-            .onSuccess { matrixClient ->
-                matrixClientsHolder.add(matrixClient)
+        matrixClientsHolder.getOrRestore(sessionId)
+            .onSuccess {
                 Timber.v("Succeed to restore session $sessionId")
                 onSuccess(sessionId)
             }
@@ -204,7 +178,7 @@ class RootFlowNode @AssistedInject constructor(
         @Parcelize
         data class LoggedInFlow(
             val sessionId: SessionId,
-            val navId: UUID = UUID.randomUUID(),
+            val navId: Int
         ) : NavTarget
 
         @Parcelize
@@ -278,11 +252,5 @@ class RootFlowNode @AssistedInject constructor(
             navTarget is NavTarget.LoggedInFlow && navTarget.sessionId == sessionId
         }
     }
-
-    private fun CacheService.onClearedCacheEventFlow(): Flow<Unit> {
-        return clearedCacheEventFlow
-            .onEach { sessionId -> matrixClientsHolder.remove(sessionId) }
-            .map { }
-            .onStart { emit((Unit)) }
-    }
 }
+

appnav/src/main/kotlin/io/element/android/appnav/di/MatrixClientsHolder.kt

@@ -18,23 +18,28 @@ package io.element.android.appnav.di
 
 import com.bumble.appyx.core.state.MutableSavedStateMap
 import com.bumble.appyx.core.state.SavedStateMap
+import com.squareup.anvil.annotations.ContributesBinding
+import io.element.android.libraries.di.AppScope
+import io.element.android.libraries.di.SingleIn
 import io.element.android.libraries.matrix.api.MatrixClient
+import io.element.android.libraries.matrix.api.MatrixClientProvider
 import io.element.android.libraries.matrix.api.auth.MatrixAuthenticationService
 import io.element.android.libraries.matrix.api.core.SessionId
 import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.sync.Mutex
+import kotlinx.coroutines.sync.withLock
 import timber.log.Timber
 import java.util.concurrent.ConcurrentHashMap
 import javax.inject.Inject
 
 private const val SAVE_INSTANCE_KEY = "io.element.android.x.di.MatrixClientsHolder.SaveInstanceKey"
 
-class MatrixClientsHolder @Inject constructor(private val authenticationService: MatrixAuthenticationService) {
+@SingleIn(AppScope::class)
+@ContributesBinding(AppScope::class)
+class MatrixClientsHolder @Inject constructor(private val authenticationService: MatrixAuthenticationService) : MatrixClientProvider {
 
     private val sessionIdsToMatrixClient = ConcurrentHashMap<SessionId, MatrixClient>()
-
-    fun add(matrixClient: MatrixClient) {
-        sessionIdsToMatrixClient[matrixClient.sessionId] = matrixClient
-    }
+    private val restoreMutex = Mutex()
 
     fun removeAll() {
         sessionIdsToMatrixClient.clear()
@@ -44,16 +49,21 @@ class MatrixClientsHolder @Inject constructor(private val authenticationService:
         sessionIdsToMatrixClient.remove(sessionId)
     }
 
-    fun isEmpty(): Boolean = sessionIdsToMatrixClient.isEmpty()
-
-    fun knowSession(sessionId: SessionId): Boolean = sessionIdsToMatrixClient.containsKey(sessionId)
-
     fun getOrNull(sessionId: SessionId): MatrixClient? {
         return sessionIdsToMatrixClient[sessionId]
     }
 
+    override suspend fun getOrRestore(sessionId: SessionId): Result<MatrixClient> {
+        return restoreMutex.withLock {
+            when (val matrixClient = getOrNull(sessionId)) {
+                null -> restore(sessionId)
+                else -> Result.success(matrixClient)
+            }
+        }
+    }
+
     @Suppress("UNCHECKED_CAST")
-    fun restore(state: SavedStateMap?) {
+    fun restoreWithSavedState(state: SavedStateMap?) {
         Timber.d("Restore state")
         if (state == null || sessionIdsToMatrixClient.isNotEmpty()) return Unit.also {
             Timber.w("Restore with non-empty map")
@@ -64,21 +74,25 @@ class MatrixClientsHolder @Inject constructor(private val authenticationService:
         // Not ideal but should only happens in case of process recreation. This ensure we restore all the active sessions before restoring the node graphs.
         runBlocking {
             sessionIds.forEach { sessionId ->
-                Timber.d("Restore matrix session: $sessionId")
-                authenticationService.restoreSession(sessionId)
-                    .onSuccess { matrixClient ->
-                        add(matrixClient)
-                    }
-                    .onFailure {
-                        Timber.e("Fail to restore session")
-                    }
+                restore(sessionId)
             }
         }
     }
 
-    fun save(state: MutableSavedStateMap) {
+    fun saveIntoSavedState(state: MutableSavedStateMap) {
         val sessionKeys = sessionIdsToMatrixClient.keys.toTypedArray()
         Timber.d("Save matrix session keys = ${sessionKeys.map { it.value }}")
         state[SAVE_INSTANCE_KEY] = sessionKeys
     }
+
+    private suspend fun restore(sessionId: SessionId): Result<MatrixClient> {
+        Timber.d("Restore matrix session: $sessionId")
+        return authenticationService.restoreSession(sessionId)
+            .onSuccess { matrixClient ->
+                sessionIdsToMatrixClient[matrixClient.sessionId] = matrixClient
+            }
+            .onFailure {
+                Timber.e("Fail to restore session")
+            }
+    }
 }

appnav/src/main/kotlin/io/element/android/appnav/room/RoomFlowNode.kt

@@ -32,11 +32,11 @@ import com.bumble.appyx.core.node.node
 import com.bumble.appyx.core.plugin.Plugin
 import com.bumble.appyx.core.plugin.plugins
 import com.bumble.appyx.navmodel.backstack.BackStack
+import com.bumble.appyx.navmodel.backstack.operation.newRoot
 import dagger.assisted.Assisted
 import dagger.assisted.AssistedInject
 import io.element.android.anvilannotations.ContributesNode
 import io.element.android.appnav.NodeLifecycleCallback
-import io.element.android.appnav.safeRoot
 import io.element.android.features.networkmonitor.api.NetworkMonitor
 import io.element.android.features.networkmonitor.api.NetworkStatus
 import io.element.android.libraries.architecture.BackstackNode
@@ -92,9 +92,9 @@ class RoomFlowNode @AssistedInject constructor(
             .distinctUntilChanged()
             .onEach { isLoaded ->
                 if (isLoaded) {
-                    backstack.safeRoot(NavTarget.Loaded)
+                    backstack.newRoot(NavTarget.Loaded)
                 } else {
-                    backstack.safeRoot(NavTarget.Loading)
+                    backstack.newRoot(NavTarget.Loading)
                 }
             }.launchIn(lifecycleScope)
     }

appnav/src/main/kotlin/io/element/android/appnav/root/RootNavState.kt

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.appnav.root
+
+/**
+ * [RootNavState] produced by [RootNavStateFlowFactory].
+ */
+data class RootNavState(
+    /**
+     * This value is incremented when a clear cache is done.
+     * Can be useful to track to force ui state to re-render
+     */
+    val cacheIndex: Int,
+    /**
+     * true if we are currently loggedIn.
+     */
+    val isLoggedIn: Boolean
+)

appnav/src/main/kotlin/io/element/android/appnav/root/RootNavStateFlowFactory.kt

@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.appnav.root
+
+import com.bumble.appyx.core.state.MutableSavedStateMap
+import com.bumble.appyx.core.state.SavedStateMap
+import io.element.android.appnav.di.MatrixClientsHolder
+import io.element.android.features.login.api.LoginUserStory
+import io.element.android.features.preferences.api.CacheService
+import io.element.android.libraries.matrix.api.auth.MatrixAuthenticationService
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.flow.distinctUntilChanged
+import kotlinx.coroutines.flow.flow
+import kotlinx.coroutines.flow.onEach
+import javax.inject.Inject
+
+private const val SAVE_INSTANCE_KEY = "io.element.android.x.RootNavStateFlowFactory.SAVE_INSTANCE_KEY"
+
+/**
+ * This class is responsible for creating a flow of [RootNavState].
+ * It gathers data from multiple datasource and creates a unique one.
+ */
+class RootNavStateFlowFactory @Inject constructor(
+    private val authenticationService: MatrixAuthenticationService,
+    private val cacheService: CacheService,
+    private val matrixClientsHolder: MatrixClientsHolder,
+    private val loginUserStory: LoginUserStory,
+) {
+
+    private var currentCacheIndex = 0
+
+    fun create(savedStateMap: SavedStateMap?): Flow<RootNavState> {
+        return combine(
+            cacheIndexFlow(savedStateMap),
+            isUserLoggedInFlow(),
+        ) { cacheIndex, isLoggedIn ->
+            RootNavState(cacheIndex = cacheIndex, isLoggedIn = isLoggedIn)
+        }
+    }
+
+    fun saveIntoSavedState(stateMap: MutableSavedStateMap) {
+        stateMap[SAVE_INSTANCE_KEY] = currentCacheIndex
+    }
+
+    /**
+     * @return a flow of integer, where each time a clear cache is done, we have a new incremented value.
+     */
+    private fun cacheIndexFlow(savedStateMap: SavedStateMap?): Flow<Int> {
+        val initialCacheIndex = savedStateMap.getCacheIndexOrDefault()
+        return cacheService.clearedCacheEventFlow
+            .onEach { sessionId ->
+                matrixClientsHolder.remove(sessionId)
+            }
+            .toIndexFlow(initialCacheIndex)
+            .onEach { cacheIndex ->
+                currentCacheIndex = cacheIndex
+            }
+    }
+
+    private fun isUserLoggedInFlow(): Flow<Boolean> {
+        return combine(
+            authenticationService.isLoggedIn(),
+            loginUserStory.loginFlowIsDone
+        ) { isLoggedIn, loginFlowIsDone ->
+            isLoggedIn && loginFlowIsDone
+        }
+            .distinctUntilChanged()
+    }
+
+    /**
+     * @return a flow of integer that increments the value by one each time a new element is emitted upstream.
+     */
+    private fun Flow<Any>.toIndexFlow(initialValue: Int): Flow<Int> = flow {
+        var index = initialValue
+        emit(initialValue)
+        collect {
+            emit(++index)
+        }
+    }
+
+    private fun SavedStateMap?.getCacheIndexOrDefault(): Int {
+        return this?.get(SAVE_INSTANCE_KEY) as? Int ?: 0
+    }
+}

appnav/src/test/kotlin/io/element/android/appnav/RoomFlowNodeTest.kt

@@ -32,7 +32,7 @@ import io.element.android.features.roomdetails.api.RoomDetailsEntryPoint
 import io.element.android.libraries.architecture.childNode
 import io.element.android.libraries.matrix.api.room.RoomMembershipObserver
 import io.element.android.libraries.matrix.test.room.FakeMatrixRoom
-import io.element.android.services.appnavstate.test.NoopAppNavigationStateService
+import io.element.android.services.appnavstate.test.FakeAppNavigationStateService
 import org.junit.Rule
 import org.junit.Test
 
@@ -82,7 +82,7 @@ class RoomFlowNodeTest {
         plugins = plugins,
         messagesEntryPoint = messagesEntryPoint,
         roomDetailsEntryPoint = roomDetailsEntryPoint,
-        appNavigationStateService = NoopAppNavigationStateService(),
+        appNavigationStateService = FakeAppNavigationStateService(),
         roomMembershipObserver = RoomMembershipObserver()
     )
 

build.gradle.kts

@@ -246,7 +246,8 @@ koverMerged {
             name = "Check code coverage of states"
             target = kotlinx.kover.api.VerificationTarget.CLASS
             overrideClassFilter {
-                includes += "*State"
+                includes += "^*State$"
+                excludes += "io.element.android.appnav.root.RootNavState*"
                 excludes += "io.element.android.libraries.matrix.api.timeline.item.event.OtherState$*"
                 excludes += "io.element.android.libraries.matrix.api.timeline.item.event.EventSendState$*"
                 excludes += "io.element.android.libraries.matrix.api.room.RoomMembershipState*"
@@ -259,6 +260,11 @@ koverMerged {
                 excludes += "io.element.android.libraries.designsystem.swipe.SwipeableActionsState*"
                 excludes += "io.element.android.features.messages.impl.timeline.components.ExpandableState*"
                 excludes += "io.element.android.features.messages.impl.timeline.model.bubble.BubbleState*"
+                excludes += "io.element.android.libraries.maplibre.compose.CameraPositionState*"
+                excludes += "io.element.android.libraries.maplibre.compose.SaveableCameraPositionState"
+                excludes += "io.element.android.libraries.maplibre.compose.SymbolState*"
+                excludes += "io.element.android.features.ftue.api.state.*"
+                excludes += "io.element.android.features.ftue.impl.welcome.state.*"
             }
             bound {
                 minValue = 90
@@ -283,13 +289,6 @@ koverMerged {
     }
 }
 
-// Make Kover depend on Paparazzi
-tasks.whenTaskAdded {
-    if (name.startsWith("koverMerged")) {
-        dependsOn(":tests:uitests:verifyPaparazziDebug")
-    }
-}
-
 // When running on the CI, run only debug test variants
 val ciBuildProperty = "ci-build"
 val isCiBuild = if (project.hasProperty(ciBuildProperty)) {

changelog.d/880.bugfix

@@ -0,0 +1 @@
+Fix sliding sync loop restarts due to expirations.

features/analytics/impl/src/main/kotlin/io/element/android/features/analytics/impl/AnalyticsOptInView.kt

@@ -16,12 +16,11 @@
 
 package io.element.android.features.analytics.impl
 
+import androidx.activity.compose.BackHandler
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
-import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.imePadding
@@ -48,6 +47,8 @@ import androidx.compose.ui.unit.dp
 import io.element.android.features.analytics.api.AnalyticsOptInEvents
 import io.element.android.libraries.designsystem.atomic.molecules.ButtonColumnMolecule
 import io.element.android.libraries.designsystem.atomic.molecules.IconTitleSubtitleMolecule
+import io.element.android.libraries.designsystem.atomic.molecules.InfoListItem
+import io.element.android.libraries.designsystem.atomic.molecules.InfoListOrganism
 import io.element.android.libraries.designsystem.atomic.pages.HeaderFooterPage
 import io.element.android.libraries.designsystem.preview.ElementPreviewDark
 import io.element.android.libraries.designsystem.preview.ElementPreviewLight
@@ -60,6 +61,7 @@ import io.element.android.libraries.designsystem.theme.temporaryColorBgSpecial
 import io.element.android.libraries.designsystem.utils.LogCompositions
 import io.element.android.libraries.theme.ElementTheme
 import io.element.android.libraries.ui.strings.CommonStrings
+import kotlinx.collections.immutable.persistentListOf
 
 @Composable
 fun AnalyticsOptInView(
@@ -69,6 +71,16 @@ fun AnalyticsOptInView(
 ) {
     LogCompositions(tag = "Analytics", msg = "Root")
     val eventSink = state.eventSink
+
+    fun onTermsAccepted() {
+        eventSink(AnalyticsOptInEvents.EnableAnalytics(true))
+    }
+
+    fun onTermsDeclined() {
+        eventSink(AnalyticsOptInEvents.EnableAnalytics(false))
+    }
+
+    BackHandler(onBack = ::onTermsDeclined)
     HeaderFooterPage(
         modifier = modifier
             .fillMaxSize()
@@ -76,7 +88,13 @@ fun AnalyticsOptInView(
             .imePadding(),
         header = { AnalyticsOptInHeader(state, onClickTerms) },
         content = { AnalyticsOptInContent() },
-        footer = { AnalyticsOptInFooter(eventSink) })
+        footer = {
+            AnalyticsOptInFooter(
+                onTermsAccepted = ::onTermsAccepted,
+                onTermsDeclined = ::onTermsDeclined,
+            )
+        }
+    )
 }
 
 @Composable
@@ -114,6 +132,19 @@ private fun AnalyticsOptInHeader(
     }
 }
 
+@Composable
+private fun CheckIcon(modifier: Modifier = Modifier) {
+    Icon(
+        modifier = modifier
+            .size(20.dp)
+            .background(color = MaterialTheme.colorScheme.background, shape = CircleShape)
+            .padding(2.dp),
+        imageVector = Icons.Rounded.Check,
+        contentDescription = null,
+        tint = ElementTheme.colors.textActionAccent,
+    )
+}
+
 @Composable
 private fun AnalyticsOptInContent(
     modifier: Modifier = Modifier,
@@ -125,80 +156,45 @@ private fun AnalyticsOptInContent(
             verticalBias = -0.4f
         )
     ) {
-        Column(
-            verticalArrangement = Arrangement.spacedBy(4.dp)
-        ) {
-            AnalyticsOptInContentRow(
-                text = stringResource(id = R.string.screen_analytics_prompt_data_usage),
-                idx = 0
-            )
-            AnalyticsOptInContentRow(
-                text = stringResource(id = R.string.screen_analytics_prompt_third_party_sharing),
-                idx = 1
-            )
-            AnalyticsOptInContentRow(
-                text = stringResource(id = R.string.screen_analytics_prompt_settings),
-                idx = 2
-            )
-        }
-    }
-}
-
-@Composable
-private fun AnalyticsOptInContentRow(
-    text: String,
-    idx: Int,
-    modifier: Modifier = Modifier,
-) {
-    val radius = 14.dp
-    val bgShape = when (idx) {
-        0 -> RoundedCornerShape(topStart = radius, topEnd = radius)
-        2 -> RoundedCornerShape(bottomStart = radius, bottomEnd = radius)
-        else -> RoundedCornerShape(0.dp)
-    }
-    Row(
-        modifier = modifier
-            .fillMaxWidth()
-            .background(
-                color = ElementTheme.colors.temporaryColorBgSpecial,
-                shape = bgShape,
-            )
-            .padding(vertical = 12.dp, horizontal = 20.dp),
-    ) {
-        Icon(
-            modifier = Modifier
-                .size(20.dp)
-                .background(color = MaterialTheme.colorScheme.background, shape = CircleShape)
-                .padding(2.dp),
-            imageVector = Icons.Rounded.Check,
-            contentDescription = null,
-            tint = ElementTheme.colors.textActionAccent,
-        )
-        Text(
-            modifier = Modifier.padding(start = 16.dp),
-            text = text,
-            style = ElementTheme.typography.fontBodyMdMedium,
-            color = MaterialTheme.colorScheme.primary,
+        InfoListOrganism(
+            items = persistentListOf(
+                InfoListItem(
+                    message = stringResource(id = R.string.screen_analytics_prompt_data_usage),
+                    iconComposable = { CheckIcon() },
+                ),
+                InfoListItem(
+                    message = stringResource(id = R.string.screen_analytics_prompt_third_party_sharing),
+                    iconComposable = { CheckIcon() },
+                ),
+                InfoListItem(
+                    message = stringResource(id = R.string.screen_analytics_prompt_settings),
+                    iconComposable = { CheckIcon() },
+                ),
+            ),
+            textStyle = ElementTheme.typography.fontBodyMdMedium,
+            iconTint = ElementTheme.colors.textPrimary,
+            backgroundColor = ElementTheme.colors.temporaryColorBgSpecial
         )
     }
 }
 
 @Composable
 private fun AnalyticsOptInFooter(
-    eventSink: (AnalyticsOptInEvents) -> Unit,
+    onTermsAccepted: () -> Unit,
+    onTermsDeclined: () -> Unit,
     modifier: Modifier = Modifier,
 ) {
     ButtonColumnMolecule(
         modifier = modifier,
     ) {
         Button(
-            onClick = { eventSink(AnalyticsOptInEvents.EnableAnalytics(true)) },
+            onClick = onTermsAccepted,
             modifier = Modifier.fillMaxWidth(),
         ) {
             Text(text = stringResource(id = CommonStrings.action_ok))
         }
         TextButton(
-            onClick = { eventSink(AnalyticsOptInEvents.EnableAnalytics(false)) },
+            onClick = onTermsDeclined,
             modifier = Modifier.fillMaxWidth(),
         ) {
             Text(text = stringResource(id = CommonStrings.action_not_now))

features/analytics/test/src/main/kotlin/io/element/android/features/analytics/test/FakeAnalyticsService.kt

@@ -67,4 +67,8 @@ class FakeAnalyticsService(
 
     override fun trackError(throwable: Throwable) {
     }
+
+    override suspend fun reset() {
+        didAskUserConsentFlow.value = false
+    }
 }

features/ftue/api/build.gradle.kts

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+plugins {
+    id("io.element.android-library")
+}
+
+android {
+    namespace = "io.element.android.features.ftue.api"
+}
+
+dependencies {
+    implementation(projects.libraries.architecture)
+}

features/ftue/api/src/main/kotlin/io/element/android/features/ftue/api/FtueEntryPoint.kt

@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.api
+
+import com.bumble.appyx.core.modality.BuildContext
+import com.bumble.appyx.core.node.Node
+import com.bumble.appyx.core.plugin.Plugin
+import io.element.android.libraries.architecture.FeatureEntryPoint
+
+interface FtueEntryPoint : FeatureEntryPoint {
+
+    fun nodeBuilder(parentNode: Node, buildContext: BuildContext): NodeBuilder
+
+    interface NodeBuilder {
+        fun callback(callback: Callback): NodeBuilder
+        fun build(): Node
+    }
+
+    interface Callback : Plugin {
+        fun onFtueFlowFinished()
+    }
+}

features/ftue/api/src/main/kotlin/io/element/android/features/ftue/api/state/FtueState.kt

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.api.state
+
+import kotlinx.coroutines.flow.StateFlow
+
+interface FtueState {
+    val shouldDisplayFlow: StateFlow<Boolean>
+
+    suspend fun reset()
+}

features/ftue/impl/build.gradle.kts

@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+plugins {
+    id("io.element.android-compose-library")
+    alias(libs.plugins.anvil)
+    alias(libs.plugins.ksp)
+    id("kotlin-parcelize")
+}
+
+android {
+    namespace = "io.element.android.features.ftue.impl"
+}
+
+anvil {
+    generateDaggerFactories.set(true)
+}
+
+dependencies {
+    implementation(projects.anvilannotations)
+    anvil(projects.anvilcodegen)
+    api(projects.features.ftue.api)
+    implementation(projects.libraries.core)
+    implementation(projects.libraries.architecture)
+    implementation(projects.libraries.matrix.api)
+    implementation(projects.libraries.matrixui)
+    implementation(projects.libraries.designsystem)
+    implementation(projects.libraries.uiStrings)
+    implementation(projects.libraries.testtags)
+    implementation(projects.features.analytics.api)
+    implementation(projects.services.analytics.api)
+
+    testImplementation(libs.test.junit)
+    testImplementation(libs.coroutines.test)
+    testImplementation(libs.molecule.runtime)
+    testImplementation(libs.test.truth)
+    testImplementation(libs.test.turbine)
+    testImplementation(projects.libraries.matrix.test)
+    testImplementation(projects.features.analytics.test)
+
+    ksp(libs.showkase.processor)
+}

features/ftue/impl/src/main/kotlin/io/element/android/features/ftue/impl/DefaultFtueEntryPoint.kt

@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.impl
+
+import com.bumble.appyx.core.modality.BuildContext
+import com.bumble.appyx.core.node.Node
+import com.bumble.appyx.core.plugin.Plugin
+import com.squareup.anvil.annotations.ContributesBinding
+import io.element.android.features.ftue.api.FtueEntryPoint
+import io.element.android.libraries.architecture.createNode
+import io.element.android.libraries.di.AppScope
+import javax.inject.Inject
+
+@ContributesBinding(AppScope::class)
+class DefaultFtueEntryPoint @Inject constructor() : FtueEntryPoint {
+
+    override fun nodeBuilder(parentNode: Node, buildContext: BuildContext): FtueEntryPoint.NodeBuilder {
+        val plugins = ArrayList<Plugin>()
+
+        return object : FtueEntryPoint.NodeBuilder {
+
+            override fun callback(callback: FtueEntryPoint.Callback): FtueEntryPoint.NodeBuilder {
+                plugins += callback
+                return this
+            }
+
+            override fun build(): Node {
+                return parentNode.createNode<FtueFlowNode>(buildContext, plugins)
+            }
+        }
+    }
+}

features/ftue/impl/src/main/kotlin/io/element/android/features/ftue/impl/FtueFlowNode.kt

@@ -0,0 +1,154 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.impl
+
+import android.os.Parcelable
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.lifecycle.lifecycleScope
+import com.bumble.appyx.core.composable.Children
+import com.bumble.appyx.core.lifecycle.subscribe
+import com.bumble.appyx.core.modality.BuildContext
+import com.bumble.appyx.core.navigation.backpresshandlerstrategies.BaseBackPressHandlerStrategy
+import com.bumble.appyx.core.node.Node
+import com.bumble.appyx.core.plugin.Plugin
+import com.bumble.appyx.navmodel.backstack.BackStack
+import com.bumble.appyx.navmodel.backstack.operation.newRoot
+import com.bumble.appyx.navmodel.backstack.operation.replace
+import dagger.assisted.Assisted
+import dagger.assisted.AssistedInject
+import io.element.android.anvilannotations.ContributesNode
+import io.element.android.features.analytics.api.AnalyticsEntryPoint
+import io.element.android.features.ftue.api.FtueEntryPoint
+import io.element.android.features.ftue.impl.state.DefaultFtueState
+import io.element.android.features.ftue.impl.state.FtueStep
+import io.element.android.features.ftue.impl.welcome.WelcomeNode
+import io.element.android.libraries.architecture.BackstackNode
+import io.element.android.libraries.architecture.animation.rememberDefaultTransitionHandler
+import io.element.android.libraries.architecture.createNode
+import io.element.android.libraries.di.AppScope
+import io.element.android.services.analytics.api.AnalyticsService
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.drop
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
+import kotlinx.coroutines.launch
+import kotlinx.parcelize.Parcelize
+
+@ContributesNode(AppScope::class)
+class FtueFlowNode @AssistedInject constructor(
+    @Assisted buildContext: BuildContext,
+    @Assisted plugins: List<Plugin>,
+    private val ftueState: DefaultFtueState,
+    private val analyticsEntryPoint: AnalyticsEntryPoint,
+    private val analyticsService: AnalyticsService,
+) : BackstackNode<FtueFlowNode.NavTarget>(
+    backstack = BackStack(
+        initialElement = NavTarget.Placeholder,
+        savedStateMap = buildContext.savedStateMap,
+        backPressHandler = NoOpBackstackHandlerStrategy<NavTarget>(),
+    ),
+    buildContext = buildContext,
+    plugins = plugins,
+) {
+
+    sealed interface NavTarget : Parcelable {
+        @Parcelize
+        object Placeholder : NavTarget
+
+        @Parcelize
+        object WelcomeScreen : NavTarget
+
+        @Parcelize
+        object AnalyticsOptIn : NavTarget
+    }
+
+    private val callback = plugins.filterIsInstance<FtueEntryPoint.Callback>().firstOrNull()
+
+    override fun onBuilt() {
+        super.onBuilt()
+
+        lifecycle.subscribe(onCreate = {
+            lifecycleScope.launch { moveToNextStep() }
+        })
+
+        analyticsService.didAskUserConsent()
+            .drop(1) // We only care about consent passing from not asked to asked state
+            .onEach { didAskUserConsent ->
+                if (didAskUserConsent) {
+                    lifecycleScope.launch { moveToNextStep() }
+                }
+            }
+            .launchIn(lifecycleScope)
+    }
+
+    override fun resolve(navTarget: NavTarget, buildContext: BuildContext): Node {
+        return when (navTarget) {
+            NavTarget.Placeholder -> {
+                createNode<PlaceholderNode>(buildContext)
+            }
+            NavTarget.WelcomeScreen -> {
+                val callback = object : WelcomeNode.Callback {
+                    override fun onContinueClicked() {
+                        ftueState.setWelcomeScreenShown()
+                        lifecycleScope.launch { moveToNextStep() }
+                    }
+                }
+                createNode<WelcomeNode>(buildContext, listOf(callback))
+            }
+            NavTarget.AnalyticsOptIn -> {
+                analyticsEntryPoint.createNode(this, buildContext)
+            }
+        }
+    }
+
+    private suspend fun moveToNextStep() {
+        when (ftueState.getNextStep()) {
+            is FtueStep.WelcomeScreen -> {
+                backstack.newRoot(NavTarget.WelcomeScreen)
+            }
+            is FtueStep.AnalyticsOptIn -> {
+                backstack.replace(NavTarget.AnalyticsOptIn)
+            }
+            null -> callback?.onFtueFlowFinished()
+        }
+    }
+
+    @Composable
+    override fun View(modifier: Modifier) {
+        Children(
+            navModel = backstack,
+            modifier = modifier,
+            transitionHandler = rememberDefaultTransitionHandler(),
+        )
+    }
+
+    @ContributesNode(AppScope::class)
+    class PlaceholderNode @AssistedInject constructor(
+        @Assisted buildContext: BuildContext,
+        @Assisted plugins: List<Plugin>,
+    ) : Node(buildContext, plugins = plugins)
+}
+
+private class NoOpBackstackHandlerStrategy<NavTarget : Any> : BaseBackPressHandlerStrategy<NavTarget, BackStack.State>() {
+    override val canHandleBackPressFlow: StateFlow<Boolean> = MutableStateFlow(true)
+
+    override fun onBackPressed() {
+        // No-op
+    }
+}

features/ftue/impl/src/main/kotlin/io/element/android/features/ftue/impl/state/DefaultFtueState.kt

@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.impl.state
+
+import androidx.annotation.VisibleForTesting
+import com.squareup.anvil.annotations.ContributesBinding
+import io.element.android.features.ftue.api.state.FtueState
+import io.element.android.features.ftue.impl.welcome.state.WelcomeScreenState
+import io.element.android.libraries.di.AppScope
+import io.element.android.services.analytics.api.AnalyticsService
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
+import kotlinx.coroutines.runBlocking
+import javax.inject.Inject
+
+@ContributesBinding(AppScope::class)
+class DefaultFtueState @Inject constructor(
+    private val coroutineScope: CoroutineScope,
+    private val analyticsService: AnalyticsService,
+    private val welcomeScreenState: WelcomeScreenState,
+) : FtueState {
+
+    override val shouldDisplayFlow = MutableStateFlow(isAnyStepIncomplete())
+
+    override suspend fun reset() {
+        welcomeScreenState.reset()
+        analyticsService.reset()
+    }
+
+    init {
+        analyticsService.didAskUserConsent()
+            .onEach { updateState() }
+            .launchIn(coroutineScope)
+    }
+
+    fun getNextStep(currentStep: FtueStep? = null): FtueStep? =
+        when (currentStep) {
+            null -> if (shouldDisplayWelcomeScreen()) FtueStep.WelcomeScreen else getNextStep(
+                FtueStep.WelcomeScreen
+            )
+            FtueStep.WelcomeScreen -> if (needsAnalyticsOptIn()) FtueStep.AnalyticsOptIn else getNextStep(
+                FtueStep.AnalyticsOptIn
+            )
+            FtueStep.AnalyticsOptIn -> null
+        }
+
+    private fun isAnyStepIncomplete(): Boolean {
+        return listOf(
+            shouldDisplayWelcomeScreen(),
+            needsAnalyticsOptIn()
+        ).any { it }
+    }
+
+    private fun needsAnalyticsOptIn(): Boolean {
+        // We need this function to not be suspend, so we need to load the value through runBlocking
+        return runBlocking { analyticsService.didAskUserConsent().first().not() }
+    }
+
+    private fun shouldDisplayWelcomeScreen(): Boolean {
+        return welcomeScreenState.isWelcomeScreenNeeded()
+    }
+
+    fun setWelcomeScreenShown() {
+        welcomeScreenState.setWelcomeScreenShown()
+        updateState()
+    }
+
+    @VisibleForTesting(otherwise = VisibleForTesting.PRIVATE)
+    internal fun updateState() {
+        shouldDisplayFlow.value = isAnyStepIncomplete()
+    }
+}
+
+sealed interface FtueStep {
+    object WelcomeScreen : FtueStep
+    object AnalyticsOptIn : FtueStep
+}

features/ftue/impl/src/main/kotlin/io/element/android/features/ftue/impl/welcome/WelcomeNode.kt

@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.impl.welcome
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import com.bumble.appyx.core.modality.BuildContext
+import com.bumble.appyx.core.node.Node
+import com.bumble.appyx.core.plugin.Plugin
+import dagger.assisted.Assisted
+import dagger.assisted.AssistedInject
+import io.element.android.anvilannotations.ContributesNode
+import io.element.android.libraries.core.meta.BuildMeta
+import io.element.android.libraries.di.AppScope
+
+@ContributesNode(AppScope::class)
+class WelcomeNode @AssistedInject constructor(
+    @Assisted buildContext: BuildContext,
+    @Assisted plugins: List<Plugin>,
+    private val buildMeta: BuildMeta,
+) : Node(buildContext, plugins = plugins) {
+
+    interface Callback : Plugin {
+        fun onContinueClicked()
+    }
+
+    private fun onContinueClicked() {
+        plugins.filterIsInstance<Callback>().forEach { it.onContinueClicked() }
+    }
+
+    @Composable
+    override fun View(modifier: Modifier) {
+        WelcomeView(
+            applicationName = buildMeta.applicationName,
+            onContinueClicked = ::onContinueClicked,
+            modifier = modifier
+        )
+    }
+
+}

features/ftue/impl/src/main/kotlin/io/element/android/features/ftue/impl/welcome/WelcomeView.kt

@@ -0,0 +1,130 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.impl.welcome
+
+import androidx.activity.compose.BackHandler
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.systemBarsPadding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.AddComment
+import androidx.compose.material.icons.outlined.Lock
+import androidx.compose.material.icons.outlined.NewReleases
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
+import io.element.android.features.ftue.impl.R
+import io.element.android.libraries.designsystem.atomic.atoms.ElementLogoAtom
+import io.element.android.libraries.designsystem.atomic.atoms.ElementLogoAtomSize
+import io.element.android.libraries.designsystem.atomic.molecules.InfoListItem
+import io.element.android.libraries.designsystem.atomic.molecules.InfoListOrganism
+import io.element.android.libraries.designsystem.atomic.pages.OnBoardingPage
+import io.element.android.libraries.designsystem.preview.DayNightPreviews
+import io.element.android.libraries.designsystem.preview.ElementPreview
+import io.element.android.libraries.designsystem.theme.components.Button
+import io.element.android.libraries.designsystem.theme.components.Text
+import io.element.android.libraries.testtags.TestTags
+import io.element.android.libraries.testtags.testTag
+import io.element.android.libraries.theme.ElementTheme
+import io.element.android.libraries.ui.strings.CommonStrings
+import kotlinx.collections.immutable.persistentListOf
+
+@Composable
+fun WelcomeView(
+    applicationName: String,
+    modifier: Modifier = Modifier,
+    onContinueClicked: () -> Unit,
+) {
+    BackHandler(onBack = onContinueClicked)
+    OnBoardingPage(
+        modifier = modifier
+            .systemBarsPadding()
+            .fillMaxSize(),
+        content = {
+            Column(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .verticalScroll(rememberScrollState()),
+                horizontalAlignment = Alignment.CenterHorizontally,
+            ) {
+                Spacer(modifier = Modifier.height(78.dp))
+                ElementLogoAtom(size = ElementLogoAtomSize.Medium)
+                Spacer(modifier = Modifier.height(32.dp))
+                Text(
+                    modifier = Modifier.testTag(TestTags.welcomeScreenTitle),
+                    text = stringResource(R.string.screen_welcome_title, applicationName),
+                    style = ElementTheme.typography.fontHeadingMdBold,
+                    color = ElementTheme.colors.textPrimary,
+                    textAlign = TextAlign.Center,
+                )
+                Spacer(modifier = Modifier.height(8.dp))
+                Text(
+                    text = stringResource(R.string.screen_welcome_subtitle),
+                    style = ElementTheme.typography.fontBodyMdRegular,
+                    color = ElementTheme.colors.textPrimary,
+                    textAlign = TextAlign.Center,
+                )
+                Spacer(modifier = Modifier.height(40.dp))
+                InfoListOrganism(
+                    items = listItems(),
+                    textStyle = ElementTheme.typography.fontBodyMdMedium,
+                    iconTint = ElementTheme.colors.iconSecondary,
+                    backgroundColor = ElementTheme.colors.bgCanvasDefault.copy(alpha = 0.7f),
+                )
+                Spacer(modifier = Modifier.height(32.dp))
+            }
+        },
+        footer = {
+            Button(modifier = Modifier.fillMaxWidth(), onClick = onContinueClicked) {
+                Text(text = stringResource(CommonStrings.action_continue))
+            }
+            Spacer(modifier = Modifier.height(32.dp))
+        }
+    )
+}
+
+@Composable
+private fun listItems() = persistentListOf(
+    InfoListItem(
+        message = stringResource(R.string.screen_welcome_bullet_1),
+        iconVector = Icons.Outlined.NewReleases,
+    ),
+    InfoListItem(
+        message = stringResource(R.string.screen_welcome_bullet_2),
+        iconVector = Icons.Outlined.Lock,
+    ),
+    InfoListItem(
+        message = stringResource(R.string.screen_welcome_bullet_3),
+        iconVector = Icons.Outlined.AddComment,
+    ),
+)
+
+@DayNightPreviews
+@Composable
+internal fun WelcomeViewPreview() {
+    ElementPreview {
+        WelcomeView(applicationName = "Element X", onContinueClicked = {})
+    }
+}

features/ftue/impl/src/main/kotlin/io/element/android/features/ftue/impl/welcome/state/AndroidWelcomeScreenState.kt

@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.impl.welcome.state
+
+import android.content.SharedPreferences
+import androidx.core.content.edit
+import com.squareup.anvil.annotations.ContributesBinding
+import io.element.android.libraries.di.AppScope
+import io.element.android.libraries.di.DefaultPreferences
+import io.element.android.libraries.di.SingleIn
+import javax.inject.Inject
+
+@ContributesBinding(AppScope::class)
+@SingleIn(AppScope::class)
+class AndroidWelcomeScreenState @Inject constructor(
+    @DefaultPreferences private val sharedPreferences: SharedPreferences,
+) : WelcomeScreenState {
+
+    companion object {
+        private const val IS_WELCOME_SCREEN_SHOWN = "is_welcome_screen_shown"
+    }
+
+    override fun isWelcomeScreenNeeded(): Boolean {
+        return sharedPreferences.getBoolean(IS_WELCOME_SCREEN_SHOWN, false).not()
+    }
+
+    override fun setWelcomeScreenShown() {
+        sharedPreferences.edit().putBoolean(IS_WELCOME_SCREEN_SHOWN, true).apply()
+    }
+
+    override fun reset() {
+        sharedPreferences.edit {
+            remove(IS_WELCOME_SCREEN_SHOWN)
+        }
+    }
+}

features/ftue/impl/src/main/kotlin/io/element/android/features/ftue/impl/welcome/state/WelcomeScreenState.kt

@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.impl.welcome.state
+
+interface WelcomeScreenState {
+    fun isWelcomeScreenNeeded(): Boolean
+    fun setWelcomeScreenShown()
+    fun reset()
+}

features/ftue/impl/src/main/res/values/localazy.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_welcome_bullet_1">"Calls, location sharing, search and more will be added later this year."</string>
+  <string name="screen_welcome_bullet_2">"Message history for encrypted rooms won’t be available in this update."</string>
+  <string name="screen_welcome_bullet_3">"We’d love to hear from you, let us know what you think via the settings page."</string>
+  <string name="screen_welcome_button">"Let\'s go!"</string>
+  <string name="screen_welcome_subtitle">"Here’s what you need to know:"</string>
+  <string name="screen_welcome_title">"Welcome to %1$s!"</string>
+</resources>

features/ftue/impl/src/test/kotlin/io/element/android/features/ftue/impl/DefaultFtueStateTests.kt

@@ -0,0 +1,115 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.impl
+
+import com.google.common.truth.Truth.assertThat
+import io.element.android.features.analytics.test.FakeAnalyticsService
+import io.element.android.features.ftue.impl.state.DefaultFtueState
+import io.element.android.features.ftue.impl.state.FtueStep
+import io.element.android.features.ftue.impl.welcome.state.FakeWelcomeState
+import io.element.android.services.analytics.api.AnalyticsService
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.cancel
+import kotlinx.coroutines.test.TestScope
+import kotlinx.coroutines.test.runTest
+import org.junit.Test
+
+class DefaultFtueStateTests {
+
+    @Test
+    fun `given any check being false, should display flow is true`() = runTest {
+        val coroutineScope = CoroutineScope(coroutineContext + SupervisorJob())
+        val state = createState(coroutineScope)
+
+        assertThat(state.shouldDisplayFlow.value).isTrue()
+
+        // Cleanup
+        coroutineScope.cancel()
+    }
+
+    @Test
+    fun `given all checks being true, should display flow is false`() = runTest {
+        val welcomeState = FakeWelcomeState()
+        val analyticsService = FakeAnalyticsService()
+        val coroutineScope = CoroutineScope(coroutineContext + SupervisorJob())
+
+        val state = createState(coroutineScope, welcomeState, analyticsService)
+
+        welcomeState.setWelcomeScreenShown()
+        analyticsService.setDidAskUserConsent()
+        state.updateState()
+
+        assertThat(state.shouldDisplayFlow.value).isFalse()
+
+        // Cleanup
+        coroutineScope.cancel()
+    }
+
+    @Test
+    fun `traverse flow`() = runTest {
+        val welcomeState = FakeWelcomeState()
+        val analyticsService = FakeAnalyticsService()
+        val coroutineScope = CoroutineScope(coroutineContext + SupervisorJob())
+
+        val state = createState(coroutineScope, welcomeState, analyticsService)
+        val steps = mutableListOf<FtueStep?>()
+
+        // First step, welcome screen
+        steps.add(state.getNextStep(steps.lastOrNull()))
+        welcomeState.setWelcomeScreenShown()
+
+        // Second step, analytics opt in
+        steps.add(state.getNextStep(steps.lastOrNull()))
+        analyticsService.setDidAskUserConsent()
+
+        // Final step (null)
+        steps.add(state.getNextStep(steps.lastOrNull()))
+
+        assertThat(steps).containsExactly(
+            FtueStep.WelcomeScreen,
+            FtueStep.AnalyticsOptIn,
+            null, // Final state
+        )
+
+        // Cleanup
+        coroutineScope.cancel()
+    }
+
+    @Test
+    fun `if a check for a step is true, start from the next one`() = runTest {
+        val coroutineScope = CoroutineScope(coroutineContext + SupervisorJob())
+        val analyticsService = FakeAnalyticsService()
+        val state = createState(coroutineScope = coroutineScope, analyticsService = analyticsService)
+
+        state.setWelcomeScreenShown()
+        assertThat(state.getNextStep()).isEqualTo(FtueStep.AnalyticsOptIn)
+
+        analyticsService.setDidAskUserConsent()
+        assertThat(state.getNextStep(FtueStep.WelcomeScreen)).isNull()
+
+        // Cleanup
+        coroutineScope.cancel()
+    }
+
+    private fun createState(
+        coroutineScope: CoroutineScope,
+        welcomeState: FakeWelcomeState = FakeWelcomeState(),
+        analyticsService: AnalyticsService = FakeAnalyticsService()
+    ) = DefaultFtueState(coroutineScope, analyticsService, welcomeState)
+
+}

features/ftue/impl/src/test/kotlin/io/element/android/features/ftue/impl/welcome/state/FakeWelcomeState.kt

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.ftue.impl.welcome.state
+
+class FakeWelcomeState : WelcomeScreenState {
+
+    private var isWelcomeScreenNeeded = true
+
+    override fun isWelcomeScreenNeeded(): Boolean {
+        return isWelcomeScreenNeeded
+    }
+
+    override fun setWelcomeScreenShown() {
+        isWelcomeScreenNeeded = false
+    }
+
+    override fun reset() {
+        isWelcomeScreenNeeded = true
+    }
+}

features/invitelist/impl/src/main/res/values-fr/translations.xml

@@ -1,6 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_invites_decline_chat_message">"Voulez-vous vraiment refuser l‘invitation à rejoindre %1$s ?"</string>
   <string name="screen_invites_decline_chat_title">"Refuser l\'invitation"</string>
+  <string name="screen_invites_decline_direct_chat_message">"Voulez-vous vraiment refuser ce chat privé avec %1$s ?"</string>
   <string name="screen_invites_decline_direct_chat_title">"Refuser le chat"</string>
   <string name="screen_invites_empty_list">"Aucune invitation"</string>
+  <string name="screen_invites_invited_you">"%1$s (%2$s) vous a invité"</string>
 </resources>

features/login/impl/src/main/res/values-fr/translations.xml

@@ -3,6 +3,8 @@
   <string name="screen_account_provider_change">"Changer de fournisseur"</string>
   <string name="screen_account_provider_continue">"Continuer"</string>
   <string name="screen_account_provider_form_hint">"Adresse du serveur d\'accueil"</string>
+  <string name="screen_account_provider_form_notice">"Entrez un mot clé de recherche ou un nom de domaine."</string>
+  <string name="screen_account_provider_form_subtitle">"Rechercher une entreprise, une communauté ou un serveur privé."</string>
   <string name="screen_account_provider_form_title">"Trouver un fournisseur de services"</string>
   <string name="screen_account_provider_signin_subtitle">"C\'est ici que vos conversations seront stockées - tout comme vous utiliseriez un fournisseur de messagerie pour conserver vos e-mails."</string>
   <string name="screen_account_provider_signin_title">"Vous êtes sur le point de vous connecter à %s"</string>
@@ -23,9 +25,23 @@
   <string name="screen_login_error_unsupported_authentication">"Le serveur domestique sélectionné ne prend pas en charge le mot de passe ou la connexion OIDC. Contactez votre administrateur ou choisissez un autre serveur domestique."</string>
   <string name="screen_login_form_header">"Saisir vos informations personnelles"</string>
   <string name="screen_login_title">"Heureux de vous revoir!"</string>
+  <string name="screen_login_title_with_homeserver">"Se connecter à %1$s"</string>
+  <string name="screen_server_confirmation_change_server">"Changer de fournisseur de compte"</string>
+  <string name="screen_server_confirmation_message_login_element_dot_io">"Un serveur privé pour les employés d’Element."</string>
+  <string name="screen_server_confirmation_message_login_matrix_dot_org">"Matrix est un réseau ouvert de communication sécurisée et décentralisée."</string>
+  <string name="screen_server_confirmation_message_register">"C\'est là que vos conversations seront conservées — de la même manière que votre service d’e-mail habituel conserverait vos e-mails."</string>
+  <string name="screen_server_confirmation_title_login">"Vous allez vous connecter à %1$s"</string>
+  <string name="screen_server_confirmation_title_register">"Vous allez créer un compte sur %1$s"</string>
+  <string name="screen_waitlist_message">"Il y a une forte demande pour %1$s sur %2$s en ce moment. Rouvrez l’app dans quelques jours et réessayez.
+
+Merci de votre patience !"</string>
+  <string name="screen_waitlist_message_success">"Bienvenue sur %1$s !"</string>
+  <string name="screen_waitlist_title">"Vous y êtes presque."</string>
+  <string name="screen_waitlist_title_success">"Vous y êtes."</string>
   <string name="screen_change_server_submit">"Continuer"</string>
   <string name="screen_change_server_title">"Sélectionnez votre serveur"</string>
   <string name="screen_login_password_hint">"Mot de passe"</string>
   <string name="screen_login_submit">"Continuer"</string>
+  <string name="screen_login_subtitle">"Matrix est un réseau ouvert de communication sécurisée et décentralisée."</string>
   <string name="screen_login_username_hint">"Nom d\'utilisateur"</string>
 </resources>

features/login/impl/src/main/res/values/localazy.xml

@@ -6,9 +6,9 @@
   <string name="screen_account_provider_form_notice">"Enter a search term or a domain address."</string>
   <string name="screen_account_provider_form_subtitle">"Search for a company, community, or private server."</string>
   <string name="screen_account_provider_form_title">"Find an account provider"</string>
-  <string name="screen_account_provider_signin_subtitle">"This is where you conversations will live — just like you would use an email provider to keep your emails."</string>
+  <string name="screen_account_provider_signin_subtitle">"This is where your conversations will live — just like you would use an email provider to keep your emails."</string>
   <string name="screen_account_provider_signin_title">"You’re about to sign in to %s"</string>
-  <string name="screen_account_provider_signup_subtitle">"This is where you conversations will live — just like you would use an email provider to keep your emails."</string>
+  <string name="screen_account_provider_signup_subtitle">"This is where your conversations will live — just like you would use an email provider to keep your emails."</string>
   <string name="screen_account_provider_signup_title">"You’re about to create an account on %s"</string>
   <string name="screen_change_account_provider_matrix_org_subtitle">"Matrix.org is an open network for secure, decentralized communication."</string>
   <string name="screen_change_account_provider_other">"Other"</string>

features/messages/api/build.gradle.kts

@@ -25,4 +25,5 @@ android {
 dependencies {
     implementation(projects.libraries.architecture)
     implementation(projects.libraries.matrix.api)
+    api(projects.libraries.textcomposer)
 }

features/messages/api/src/main/kotlin/io/element/android/features/messages/api/MessageComposerContext.kt

@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.messages.api
+
+import io.element.android.libraries.textcomposer.MessageComposerMode
+
+/**
+ * Hoist-able state of the message composer.
+ *
+ * Typical use case is inside other presenters, to know if
+ * the composer is in a thread, if it's editing a message, etc.
+ */
+interface MessageComposerContext {
+    val composerMode: MessageComposerMode
+}

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/MessagesStateProvider.kt

@@ -25,7 +25,6 @@ import io.element.android.features.messages.impl.timeline.components.customreact
 import io.element.android.features.messages.impl.timeline.components.retrysendmenu.RetrySendMenuState
 import io.element.android.features.messages.impl.timeline.model.event.aTimelineItemTextContent
 import io.element.android.libraries.architecture.Async
-import io.element.android.libraries.core.data.StableCharSequence
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.matrix.api.core.RoomId
@@ -48,7 +47,7 @@ fun aMessagesState() = MessagesState(
     roomAvatar = AvatarData("!id:domain", "Room name", size = AvatarSize.TimelineRoom),
     userHasPermissionToSendMessage = true,
     composerState = aMessageComposerState().copy(
-        text = StableCharSequence("Hello"),
+        text = "Hello",
         isFullScreen = false,
         mode = MessageComposerMode.Normal("Hello"),
     ),

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/messagecomposer/MessageComposerContextImpl.kt

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.messages.impl.messagecomposer
+
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.setValue
+import com.squareup.anvil.annotations.ContributesBinding
+import io.element.android.features.messages.api.MessageComposerContext
+import io.element.android.libraries.di.RoomScope
+import io.element.android.libraries.di.SingleIn
+import io.element.android.libraries.textcomposer.MessageComposerMode
+import javax.inject.Inject
+
+@SingleIn(RoomScope::class)
+@ContributesBinding(RoomScope::class)
+class MessageComposerContextImpl @Inject constructor() : MessageComposerContext {
+    override var composerMode: MessageComposerMode by mutableStateOf(MessageComposerMode.Normal(""))
+        internal set
+}

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/messagecomposer/MessageComposerEvents.kt

@@ -26,7 +26,7 @@ sealed interface MessageComposerEvents {
     data class SendMessage(val message: String) : MessageComposerEvents
     object CloseSpecialMode : MessageComposerEvents
     data class SetMode(val composerMode: MessageComposerMode) : MessageComposerEvents
-    data class UpdateText(val text: CharSequence) : MessageComposerEvents
+    data class UpdateText(val text: String) : MessageComposerEvents
     object AddAttachment : MessageComposerEvents
     object DismissAttachmentMenu : MessageComposerEvents
     sealed interface PickAttachmentSource : MessageComposerEvents {

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/messagecomposer/MessageComposerPresenter.kt

@@ -34,8 +34,6 @@ import io.element.android.features.messages.impl.attachments.Attachment
 import io.element.android.features.messages.impl.attachments.preview.error.sendAttachmentError
 import io.element.android.features.messages.impl.media.local.LocalMediaFactory
 import io.element.android.libraries.architecture.Presenter
-import io.element.android.libraries.core.data.StableCharSequence
-import io.element.android.libraries.core.data.toStableCharSequence
 import io.element.android.libraries.designsystem.utils.SnackbarDispatcher
 import io.element.android.libraries.designsystem.utils.SnackbarMessage
 import io.element.android.libraries.di.RoomScope
@@ -64,6 +62,7 @@ class MessageComposerPresenter @Inject constructor(
     private val mediaSender: MediaSender,
     private val snackbarDispatcher: SnackbarDispatcher,
     private val analyticsService: AnalyticsService,
+    private val messageComposerContext: MessageComposerContextImpl,
 ) : Presenter<MessageComposerState> {
 
     @SuppressLint("UnsafeOptInUsageError")
@@ -93,18 +92,15 @@ class MessageComposerPresenter @Inject constructor(
         val hasFocus = remember {
             mutableStateOf(false)
         }
-        val text: MutableState<StableCharSequence> = remember {
-            mutableStateOf(StableCharSequence(""))
-        }
-        val composerMode: MutableState<MessageComposerMode> = rememberSaveable {
-            mutableStateOf(MessageComposerMode.Normal(""))
+        val text: MutableState<String> = rememberSaveable {
+            mutableStateOf("")
         }
 
         var showAttachmentSourcePicker: Boolean by remember { mutableStateOf(false) }
 
-        LaunchedEffect(composerMode.value) {
-            when (val modeValue = composerMode.value) {
-                is MessageComposerMode.Edit -> text.value = modeValue.defaultContent.toStableCharSequence()
+        LaunchedEffect(messageComposerContext.composerMode) {
+            when (val modeValue = messageComposerContext.composerMode) {
+                is MessageComposerMode.Edit -> text.value = modeValue.defaultContent
                 else -> Unit
             }
         }
@@ -122,20 +118,24 @@ class MessageComposerPresenter @Inject constructor(
 
                 is MessageComposerEvents.FocusChanged -> hasFocus.value = event.hasFocus
 
-                is MessageComposerEvents.UpdateText -> text.value = event.text.toStableCharSequence()
+                is MessageComposerEvents.UpdateText -> text.value = event.text
                 MessageComposerEvents.CloseSpecialMode -> {
-                    text.value = "".toStableCharSequence()
-                    composerMode.setToNormal()
+                    text.value = ""
+                    messageComposerContext.composerMode = MessageComposerMode.Normal("")
                 }
 
-                is MessageComposerEvents.SendMessage -> appCoroutineScope.sendMessage(event.message, composerMode, text)
+                is MessageComposerEvents.SendMessage -> appCoroutineScope.sendMessage(
+                    text = event.message,
+                    updateComposerMode = { messageComposerContext.composerMode = it },
+                    textState = text
+                )
                 is MessageComposerEvents.SetMode -> {
-                    composerMode.value = event.composerMode
+                    messageComposerContext.composerMode = event.composerMode
                     analyticsService.capture(
                         Composer(
-                            inThread = false,
-                            isEditing = composerMode.value is MessageComposerMode.Edit,
-                            isReply = composerMode.value is MessageComposerMode.Reply,
+                            inThread = messageComposerContext.composerMode.inThread,
+                            isEditing = messageComposerContext.composerMode.isEditing,
+                            isReply = messageComposerContext.composerMode.isReply,
                             isLocation = false,
                         )
                     )
@@ -171,7 +171,7 @@ class MessageComposerPresenter @Inject constructor(
             text = text.value,
             isFullScreen = isFullScreen.value,
             hasFocus = hasFocus.value,
-            mode = composerMode.value,
+            mode = messageComposerContext.composerMode,
             showAttachmentSourcePicker = showAttachmentSourcePicker,
             attachmentsState = attachmentsState.value,
             eventSink = ::handleEvents
@@ -184,31 +184,30 @@ class MessageComposerPresenter @Inject constructor(
         }
     }
 
-    private fun MutableState<MessageComposerMode>.setToNormal() {
-        value = MessageComposerMode.Normal("")
-    }
-
-    private fun CoroutineScope.sendMessage(text: String, composerMode: MutableState<MessageComposerMode>, textState: MutableState<StableCharSequence>) =
-        launch {
-            val capturedMode = composerMode.value
-            // Reset composer right away
-            textState.value = "".toStableCharSequence()
-            composerMode.setToNormal()
-            when (capturedMode) {
-                is MessageComposerMode.Normal -> room.sendMessage(text)
-                is MessageComposerMode.Edit -> {
-                    val eventId = capturedMode.eventId
-                    val transactionId = capturedMode.transactionId
-                    room.editMessage(eventId, transactionId, text)
-                }
-
-                is MessageComposerMode.Quote -> TODO()
-                is MessageComposerMode.Reply -> room.replyMessage(
-                    capturedMode.eventId,
-                    text
-                )
+    private fun CoroutineScope.sendMessage(
+        text: String,
+        updateComposerMode: (newComposerMode: MessageComposerMode) -> Unit,
+        textState: MutableState<String>
+    ) = launch {
+        val capturedMode = messageComposerContext.composerMode
+        // Reset composer right away
+        textState.value = ""
+        updateComposerMode(MessageComposerMode.Normal(""))
+        when (capturedMode) {
+            is MessageComposerMode.Normal -> room.sendMessage(text)
+            is MessageComposerMode.Edit -> {
+                val eventId = capturedMode.eventId
+                val transactionId = capturedMode.transactionId
+                room.editMessage(eventId, transactionId, text)
             }
+
+            is MessageComposerMode.Quote -> TODO()
+            is MessageComposerMode.Reply -> room.replyMessage(
+                capturedMode.eventId,
+                text
+            )
         }
+    }
 
     private fun CoroutineScope.sendAttachment(
         attachment: Attachment,

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/messagecomposer/MessageComposerState.kt

@@ -18,13 +18,12 @@ package io.element.android.features.messages.impl.messagecomposer
 
 import androidx.compose.runtime.Immutable
 import io.element.android.features.messages.impl.attachments.Attachment
-import io.element.android.libraries.core.data.StableCharSequence
 import io.element.android.libraries.textcomposer.MessageComposerMode
 import kotlinx.collections.immutable.ImmutableList
 
 @Immutable
 data class MessageComposerState(
-    val text: StableCharSequence?,
+    val text: String?,
     val isFullScreen: Boolean,
     val hasFocus: Boolean,
     val mode: MessageComposerMode,
@@ -32,7 +31,7 @@ data class MessageComposerState(
     val attachmentsState: AttachmentsState,
     val eventSink: (MessageComposerEvents) -> Unit
 ) {
-    val isSendButtonVisible: Boolean = text?.charSequence.isNullOrEmpty().not()
+    val isSendButtonVisible: Boolean = text.isNullOrEmpty().not()
 }
 
 @Immutable

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/messagecomposer/MessageComposerStateProvider.kt

@@ -17,7 +17,6 @@
 package io.element.android.features.messages.impl.messagecomposer
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
-import io.element.android.libraries.core.data.StableCharSequence
 import io.element.android.libraries.textcomposer.MessageComposerMode
 
 open class MessageComposerStateProvider : PreviewParameterProvider<MessageComposerState> {
@@ -28,7 +27,7 @@ open class MessageComposerStateProvider : PreviewParameterProvider<MessageCompos
 }
 
 fun aMessageComposerState() = MessageComposerState(
-    text = StableCharSequence(""),
+    text = "",
     isFullScreen = false,
     hasFocus = false,
     mode = MessageComposerMode.Normal(content = ""),

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/messagecomposer/MessageComposerView.kt

@@ -47,7 +47,7 @@ fun MessageComposerView(
         state.eventSink(MessageComposerEvents.CloseSpecialMode)
     }
 
-    fun onComposerTextChange(text: CharSequence) {
+    fun onComposerTextChange(text: String) {
         state.eventSink(MessageComposerEvents.UpdateText(text))
     }
 
@@ -69,7 +69,7 @@ fun MessageComposerView(
             onAddAttachment = ::onAddAttachment,
             onFocusChanged = ::onFocusChanged,
             composerCanSendMessage = state.isSendButtonVisible,
-            composerText = state.text?.charSequence?.toString(),
+            composerText = state.text,
             modifier = modifier
         )
     }

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/TimelinePresenter.kt

@@ -22,21 +22,24 @@ import androidx.compose.runtime.MutableState
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.saveable.rememberSaveable
-import androidx.compose.runtime.setValue
 import io.element.android.features.messages.impl.timeline.factories.TimelineItemsFactory
 import io.element.android.features.messages.impl.timeline.model.TimelineItem
 import io.element.android.libraries.architecture.Presenter
+import io.element.android.libraries.core.coroutine.CoroutineDispatchers
 import io.element.android.libraries.matrix.api.core.EventId
 import io.element.android.libraries.matrix.api.room.MatrixRoom
 import io.element.android.libraries.matrix.api.room.MessageEventType
+import io.element.android.libraries.matrix.api.timeline.item.event.TimelineItemEventOrigin
 import io.element.android.libraries.matrix.ui.room.canSendEventAsState
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
 import javax.inject.Inject
 
 private const val backPaginationEventLimit = 20
@@ -45,42 +48,52 @@ private const val backPaginationPageSize = 50
 class TimelinePresenter @Inject constructor(
     private val timelineItemsFactory: TimelineItemsFactory,
     private val room: MatrixRoom,
+    private val dispatchers: CoroutineDispatchers,
+    private val appScope: CoroutineScope,
 ) : Presenter<TimelineState> {
 
     private val timeline = room.timeline
 
     @Composable
     override fun present(): TimelineState {
-        val localCoroutineScope = rememberCoroutineScope()
+        val localScope = rememberCoroutineScope()
         val highlightedEventId: MutableState<EventId?> = rememberSaveable {
             mutableStateOf(null)
         }
 
-        var lastReadMarkerIndex by rememberSaveable { mutableStateOf(Int.MAX_VALUE) }
-        var lastReadMarkerId by rememberSaveable { mutableStateOf<EventId?>(null) }
+        val lastReadReceiptIndex = rememberSaveable { mutableStateOf(Int.MAX_VALUE) }
+        val lastReadReceiptId = rememberSaveable { mutableStateOf<EventId?>(null) }
 
         val timelineItems by timelineItemsFactory.collectItemsAsState()
         val paginationState by timeline.paginationState.collectAsState()
-
         val syncUpdateFlow = room.syncUpdateFlow.collectAsState()
         val userHasPermissionToSendMessage by room.canSendEventAsState(type = MessageEventType.ROOM_MESSAGE, updateKey = syncUpdateFlow.value)
 
+        val prevMostRecentItemId = rememberSaveable { mutableStateOf<String?>(null) }
+        val hasNewItems = remember { mutableStateOf(false) }
+
         fun handleEvents(event: TimelineEvents) {
             when (event) {
-                TimelineEvents.LoadMore -> localCoroutineScope.paginateBackwards()
+                TimelineEvents.LoadMore -> localScope.paginateBackwards()
                 is TimelineEvents.SetHighlightedEvent -> highlightedEventId.value = event.eventId
                 is TimelineEvents.OnScrollFinished -> {
-                    // Get last valid EventId seen by the user, as the first index might refer to a Virtual item
-                    val eventId = getLastEventIdBeforeOrAt(event.firstIndex, timelineItems) ?: return
-                    if (event.firstIndex <= lastReadMarkerIndex && eventId != lastReadMarkerId) {
-                        lastReadMarkerIndex = event.firstIndex
-                        lastReadMarkerId = eventId
-                        localCoroutineScope.sendReadReceipt(eventId)
+                    if (event.firstIndex == 0) {
+                        hasNewItems.value = false
                     }
+                    appScope.sendReadReceiptIfNeeded(
+                        firstVisibleIndex = event.firstIndex,
+                        timelineItems = timelineItems,
+                        lastReadReceiptIndex = lastReadReceiptIndex,
+                        lastReadReceiptId = lastReadReceiptId
+                    )
                 }
             }
         }
 
+        LaunchedEffect(timelineItems.size) {
+            computeHasNewItems(timelineItems, prevMostRecentItemId, hasNewItems)
+        }
+
         LaunchedEffect(Unit) {
             timeline
                 .timelineItems
@@ -98,10 +111,49 @@ class TimelinePresenter @Inject constructor(
             canReply = userHasPermissionToSendMessage,
             paginationState = paginationState,
             timelineItems = timelineItems,
+            hasNewItems = hasNewItems.value,
             eventSink = ::handleEvents
         )
     }
 
+    /**
+     * This method compute the hasNewItem state passed as a [MutableState] each time the timeline items size changes.
+     * Basically, if we got new timeline event from sync or local, either from us or another user, we update the state so we tell we have new items.
+     * The state never goes back to false from this method, but need to be reset from somewhere else.
+     */
+    private suspend fun computeHasNewItems(
+        timelineItems: ImmutableList<TimelineItem>,
+        prevMostRecentItemId: MutableState<String?>,
+        hasNewItemsState: MutableState<Boolean>
+    ) = withContext(dispatchers.computation) {
+        val newMostRecentItem = timelineItems.firstOrNull()
+        val prevMostRecentItemIdValue = prevMostRecentItemId.value
+        val newMostRecentItemId = newMostRecentItem?.identifier()
+        val hasNewItems = prevMostRecentItemIdValue != null &&
+            newMostRecentItem is TimelineItem.Event &&
+            newMostRecentItem.origin != TimelineItemEventOrigin.PAGINATION &&
+            newMostRecentItemId != prevMostRecentItemIdValue
+        if (hasNewItems) {
+            hasNewItemsState.value = true
+        }
+        prevMostRecentItemId.value = newMostRecentItemId
+    }
+
+    private fun CoroutineScope.sendReadReceiptIfNeeded(
+        firstVisibleIndex: Int,
+        timelineItems: ImmutableList<TimelineItem>,
+        lastReadReceiptIndex: MutableState<Int>,
+        lastReadReceiptId: MutableState<EventId?>,
+    ) = launch(dispatchers.computation) {
+        // Get last valid EventId seen by the user, as the first index might refer to a Virtual item
+        val eventId = getLastEventIdBeforeOrAt(firstVisibleIndex, timelineItems)
+        if (eventId != null && firstVisibleIndex <= lastReadReceiptIndex.value && eventId != lastReadReceiptId.value) {
+            lastReadReceiptIndex.value = firstVisibleIndex
+            lastReadReceiptId.value = eventId
+            timeline.sendReadReceipt(eventId)
+        }
+    }
+
     private fun getLastEventIdBeforeOrAt(index: Int, items: ImmutableList<TimelineItem>): EventId? {
         for (item in items.subList(index, items.count())) {
             if (item is TimelineItem.Event) {
@@ -114,8 +166,4 @@ class TimelinePresenter @Inject constructor(
     private fun CoroutineScope.paginateBackwards() = launch {
         timeline.paginateBackwards(backPaginationEventLimit, backPaginationPageSize)
     }
-
-    private fun CoroutineScope.sendReadReceipt(eventId: EventId) = launch {
-        timeline.sendReadReceipt(eventId)
-    }
 }

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/TimelineState.kt

@@ -28,5 +28,6 @@ data class TimelineState(
     val highlightedEventId: EventId?,
     val canReply: Boolean,
     val paginationState: MatrixTimeline.PaginationState,
+    val hasNewItems: Boolean,
     val eventSink: (TimelineEvents) -> Unit
 )

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/TimelineStateProvider.kt

@@ -27,11 +27,12 @@ import io.element.android.features.messages.impl.timeline.model.virtual.aTimelin
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.matrix.api.core.EventId
+import io.element.android.libraries.matrix.api.core.TransactionId
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.timeline.MatrixTimeline
 import io.element.android.libraries.matrix.api.timeline.item.TimelineItemDebugInfo
-import io.element.android.libraries.matrix.api.timeline.item.event.LocalEventSendState
 import io.element.android.libraries.matrix.api.timeline.item.event.InReplyTo
+import io.element.android.libraries.matrix.api.timeline.item.event.LocalEventSendState
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.collections.immutable.persistentListOf
 import kotlinx.collections.immutable.toImmutableList
@@ -44,7 +45,8 @@ fun aTimelineState(timelineItems: ImmutableList<TimelineItem> = persistentListOf
     paginationState = MatrixTimeline.PaginationState(isBackPaginating = false, hasMoreToLoadBackwards = true),
     highlightedEventId = null,
     canReply = true,
-    eventSink = {}
+    hasNewItems = false,
+    eventSink = {},
 )
 
 internal fun aTimelineItemList(content: TimelineItemEventContent): ImmutableList<TimelineItem> {
@@ -102,7 +104,7 @@ fun aTimelineItemDaySeparator(): TimelineItem.Virtual {
 
 internal fun aTimelineItemEvent(
     eventId: EventId = EventId("\$" + Random.nextInt().toString()),
-    transactionId: String? = null,
+    transactionId: TransactionId? = null,
     isMine: Boolean = false,
     content: TimelineItemEventContent = aTimelineItemTextContent(),
     groupPosition: TimelineItemGroupPosition = TimelineItemGroupPosition.None,
@@ -126,6 +128,7 @@ internal fun aTimelineItemEvent(
         localSendState = sendState,
         inReplyTo = inReplyTo,
         debugInfo = debugInfo,
+        origin = null
     )
 }
 
@@ -152,13 +155,14 @@ internal fun aTimelineItemDebugInfo(
     model, originalJson, latestEditedJson
 )
 
-fun aGroupedEvents(): TimelineItem.GroupedEvents {
+fun aGroupedEvents(id: Long = 0): TimelineItem.GroupedEvents {
     val event = aTimelineItemEvent(
         isMine = true,
         content = aTimelineItemStateEventContent(),
         groupPosition = TimelineItemGroupPosition.None
     )
     return TimelineItem.GroupedEvents(
+        id = id.toString(),
         events = listOf(
             event,
             event,

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/TimelineView.kt

@@ -21,6 +21,7 @@ package io.element.android.features.messages.impl.timeline
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.animation.ExperimentalAnimationApi
 import androidx.compose.animation.animateContentSize
+import androidx.compose.animation.core.tween
 import androidx.compose.animation.scaleIn
 import androidx.compose.animation.scaleOut
 import androidx.compose.foundation.layout.Box
@@ -48,7 +49,6 @@ import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.draw.shadow
 import androidx.compose.ui.platform.LocalInspectionMode
 import androidx.compose.ui.res.pluralStringResource
 import androidx.compose.ui.tooling.preview.Preview
@@ -71,7 +71,6 @@ import io.element.android.libraries.designsystem.theme.components.Icon
 import io.element.android.libraries.matrix.api.core.EventId
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.theme.ElementTheme
-import kotlinx.collections.immutable.ImmutableList
 import kotlinx.coroutines.launch
 
 @Composable
@@ -100,13 +99,6 @@ fun TimelineView(
         // TODO implement this logic once we have support to 'jump to event X' in sliding sync
     }
 
-    // Send an event to the presenter when the scrolling is finished, with the first visible index at the bottom.
-    val firstVisibleIndex by remember { derivedStateOf { lazyListState.firstVisibleItemIndex } }
-    val isScrollFinished by remember { derivedStateOf { !lazyListState.isScrollInProgress } }
-    LaunchedEffect(firstVisibleIndex, isScrollFinished) {
-        if (!isScrollFinished) return@LaunchedEffect
-        state.eventSink(TimelineEvents.OnScrollFinished(firstVisibleIndex))
-    }
 
     Box(modifier = modifier) {
         LazyColumn(
@@ -147,8 +139,8 @@ fun TimelineView(
 
         TimelineScrollHelper(
             lazyListState = lazyListState,
-            timelineItems = state.timelineItems,
-            onScrollFinishedAt = ::onScrollFinishedAt,
+            hasNewItems = state.hasNewItems,
+            onScrollFinishedAt = ::onScrollFinishedAt
         )
     }
 }
@@ -244,63 +236,66 @@ fun TimelineItemRow(
 }
 
 @Composable
-internal fun BoxScope.TimelineScrollHelper(
+private fun BoxScope.TimelineScrollHelper(
     lazyListState: LazyListState,
-    timelineItems: ImmutableList<TimelineItem>,
-    onScrollFinishedAt: (Int) -> Unit = {},
+    hasNewItems: Boolean,
+    onScrollFinishedAt: (Int) -> Unit,
 ) {
     val coroutineScope = rememberCoroutineScope()
-    val firstVisibleItemIndex by remember { derivedStateOf { lazyListState.firstVisibleItemIndex } }
     val isScrollFinished by remember { derivedStateOf { !lazyListState.isScrollInProgress } }
-    val shouldAutoScrollToBottom by remember { derivedStateOf { lazyListState.firstVisibleItemIndex < 2 } }
-    val showScrollToBottomButton by remember { derivedStateOf { lazyListState.firstVisibleItemIndex > 0 } }
+    val canAutoScroll by remember { derivedStateOf { lazyListState.firstVisibleItemIndex < 3 } }
 
-    LaunchedEffect(timelineItems, firstVisibleItemIndex) {
-        if (!isScrollFinished) return@LaunchedEffect
-
-        // Auto-scroll when new timeline items appear
-        if (shouldAutoScrollToBottom) {
+    LaunchedEffect(canAutoScroll, hasNewItems) {
+        val shouldAutoScroll = isScrollFinished && canAutoScroll && hasNewItems
+        if (shouldAutoScroll) {
             coroutineScope.launch {
                 lazyListState.animateScrollToItem(0)
             }
         }
     }
-    LaunchedEffect(isScrollFinished) {
-        if (!isScrollFinished) return@LaunchedEffect
 
-        // Notify the parent composable about the first visible item index when scrolling finishes
-        onScrollFinishedAt(firstVisibleItemIndex)
+    LaunchedEffect(isScrollFinished) {
+        if (isScrollFinished) {
+            // Notify the parent composable about the first visible item index when scrolling finishes
+            onScrollFinishedAt(lazyListState.firstVisibleItemIndex)
+        }
     }
 
-    // Jump to bottom button (display also in previews)
-    AnimatedVisibility(
+    JumpToBottomButton(
+        // Use inverse of canAutoScroll otherwise we might briefly see the before the scroll animation is triggered
+        isVisible = !canAutoScroll,
         modifier = Modifier
             .align(Alignment.BottomEnd)
             .padding(end = 24.dp, bottom = 12.dp),
-        visible = showScrollToBottomButton || LocalInspectionMode.current,
-        enter = scaleIn(),
-        exit = scaleOut(),
+        onClick = {
+            coroutineScope.launch {
+                if (lazyListState.firstVisibleItemIndex > 10) {
+                    lazyListState.scrollToItem(0)
+                } else {
+                    lazyListState.animateScrollToItem(0)
+                }
+            }
+        }
+    )
+}
+
+@Composable
+private fun JumpToBottomButton(
+    isVisible: Boolean,
+    onClick: () -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    AnimatedVisibility(
+        modifier = modifier,
+        visible = isVisible || LocalInspectionMode.current,
+        enter = scaleIn(animationSpec = tween(100)),
+        exit = scaleOut(animationSpec = tween(100)),
     ) {
         FloatingActionButton(
-            onClick = {
-                coroutineScope.launch {
-                    if (firstVisibleItemIndex > 10) {
-                        lazyListState.scrollToItem(0)
-                    } else {
-                        lazyListState.animateScrollToItem(0)
-                    }
-                }
-            },
+            onClick = onClick,
             elevation = FloatingActionButtonDefaults.elevation(4.dp, 4.dp, 4.dp, 4.dp),
             shape = CircleShape,
-            modifier = Modifier
-                .shadow(
-                    elevation = 4.dp,
-                    shape = CircleShape,
-                    ambientColor = ElementTheme.materialColors.primary,
-                    spotColor = ElementTheme.materialColors.primary,
-                )
-                .size(36.dp),
+            modifier = Modifier.size(36.dp),
             containerColor = ElementTheme.colors.bgSubtleSecondary,
             contentColor = ElementTheme.colors.iconSecondary
         ) {

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/components/TimelineItemVirtualRow.kt

@@ -18,10 +18,11 @@ package io.element.android.features.messages.impl.timeline.components
 
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
+import io.element.android.features.messages.impl.timeline.components.virtual.TimelineEncryptedHistoryBannerView
 import io.element.android.features.messages.impl.timeline.components.virtual.TimelineItemDaySeparatorView
-import io.element.android.features.messages.impl.timeline.components.virtual.TimelineLoadingMoreIndicator
 import io.element.android.features.messages.impl.timeline.model.TimelineItem
 import io.element.android.features.messages.impl.timeline.model.virtual.TimelineItemDaySeparatorModel
+import io.element.android.features.messages.impl.timeline.model.virtual.TimelineItemEncryptedHistoryBannerVirtualModel
 import io.element.android.features.messages.impl.timeline.model.virtual.TimelineItemReadMarkerModel
 
 @Composable
@@ -32,5 +33,7 @@ fun TimelineItemVirtualRow(
     when (virtual.model) {
         is TimelineItemDaySeparatorModel -> TimelineItemDaySeparatorView(virtual.model, modifier)
         TimelineItemReadMarkerModel -> return
+        is TimelineItemEncryptedHistoryBannerVirtualModel -> TimelineEncryptedHistoryBannerView(modifier)
     }
 }
+

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/components/virtual/TimelineEncryptedHistoryBannerView.kt

@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.messages.impl.timeline.components.virtual
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.border
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Info
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import io.element.android.features.messages.impl.R
+import io.element.android.libraries.designsystem.preview.DayNightPreviews
+import io.element.android.libraries.theme.ElementTheme
+
+@Composable
+fun TimelineEncryptedHistoryBannerView(modifier: Modifier = Modifier) {
+    Row(
+        modifier = modifier
+            .padding(start = 16.dp, end = 16.dp, top = 24.dp, bottom = 32.dp)
+            .clip(MaterialTheme.shapes.small)
+            .border(1.dp, ElementTheme.colors.borderInfoSubtle, MaterialTheme.shapes.small)
+            .background(ElementTheme.colors.bgInfoSubtle)
+            .padding(16.dp),
+        horizontalArrangement = Arrangement.spacedBy(16.dp)
+    ) {
+        Icon(
+            imageVector = Icons.Default.Info,
+            contentDescription = "Info",
+            tint = ElementTheme.colors.iconInfoPrimary
+        )
+        Text(
+            text = stringResource(R.string.screen_room_encrypted_history_banner),
+            style = ElementTheme.typography.fontBodyMdMedium,
+            color = ElementTheme.colors.textInfoPrimary
+        )
+    }
+}
+
+@DayNightPreviews
+@Composable
+internal fun TimelineEncryptedHistoryBannerViewPreview() {
+    ElementTheme {
+        TimelineEncryptedHistoryBannerView()
+    }
+}

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/TimelineItemsFactory.kt

@@ -45,7 +45,6 @@ class TimelineItemsFactory @Inject constructor(
     private val virtualItemFactory: TimelineItemVirtualFactory,
     private val timelineItemGrouper: TimelineItemGrouper,
 ) {
-
     private val timelineItems = MutableStateFlow(persistentListOf<TimelineItem>())
     private val timelineItemsCache = arrayListOf<TimelineItem?>()
 

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemEventFactory.kt

@@ -85,6 +85,7 @@ class TimelineItemEventFactory @Inject constructor(
             localSendState = currentTimelineItem.event.localSendState,
             inReplyTo = currentTimelineItem.event.inReplyTo(),
             debugInfo = currentTimelineItem.event.debugInfo,
+            origin = currentTimelineItem.event.origin,
         )
     }
 

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/virtual/TimelineItemVirtualFactory.kt

@@ -17,6 +17,7 @@
 package io.element.android.features.messages.impl.timeline.factories.virtual
 
 import io.element.android.features.messages.impl.timeline.model.TimelineItem
+import io.element.android.features.messages.impl.timeline.model.virtual.TimelineItemEncryptedHistoryBannerVirtualModel
 import io.element.android.features.messages.impl.timeline.model.virtual.TimelineItemReadMarkerModel
 import io.element.android.features.messages.impl.timeline.model.virtual.TimelineItemVirtualModel
 import io.element.android.libraries.matrix.api.timeline.MatrixTimelineItem
@@ -30,8 +31,13 @@ class TimelineItemVirtualFactory @Inject constructor(
     fun create(
         virtualTimelineItem: MatrixTimelineItem.Virtual,
     ): TimelineItem.Virtual {
+        val id = if (virtualTimelineItem.virtual is VirtualTimelineItem.EncryptedHistoryBanner) {
+            "encrypted_history_banner"
+        } else {
+            virtualTimelineItem.uniqueId.toString()
+        }
         return TimelineItem.Virtual(
-            id = virtualTimelineItem.uniqueId.toString(),
+            id = id,
             model = virtualTimelineItem.computeModel()
         )
     }
@@ -40,6 +46,7 @@ class TimelineItemVirtualFactory @Inject constructor(
         return when (val inner = virtual) {
             is VirtualTimelineItem.DayDivider -> daySeparatorFactory.create(inner)
             is VirtualTimelineItem.ReadMarker -> TimelineItemReadMarkerModel
+            is VirtualTimelineItem.EncryptedHistoryBanner -> TimelineItemEncryptedHistoryBannerVirtualModel
         }
     }
 }

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/groups/TimelineItemGrouper.kt

@@ -16,11 +16,22 @@
 
 package io.element.android.features.messages.impl.timeline.groups
 
+import androidx.annotation.VisibleForTesting
 import io.element.android.features.messages.impl.timeline.model.TimelineItem
+import io.element.android.libraries.di.RoomScope
+import io.element.android.libraries.di.SingleIn
 import kotlinx.collections.immutable.toImmutableList
 import javax.inject.Inject
 
+@SingleIn(RoomScope::class)
 class TimelineItemGrouper @Inject constructor() {
+
+    /**
+     * Keys are identifier of items in a group, only one by group will be kept.
+     * Values are the actual groupIds.
+     */
+    private val groupIds = HashMap<String, String>()
+
     /**
      * Create a new list of [TimelineItem] by grouping some of them into [TimelineItem.GroupedEvents].
      */
@@ -34,14 +45,14 @@ class TimelineItemGrouper @Inject constructor() {
                 // timelineItem cannot be grouped
                 if (currentGroup.isNotEmpty()) {
                     // There is a pending group, create a TimelineItem.GroupedEvents if there is more than 1 Event in the pending group.
-                    result.addGroup(currentGroup)
+                    result.addGroup(groupIds, currentGroup)
                     currentGroup.clear()
                 }
                 result.add(timelineItem)
             }
         }
         if (currentGroup.isNotEmpty()) {
-            result.addGroup(currentGroup)
+            result.addGroup(groupIds, currentGroup)
         }
         return result
     }
@@ -51,16 +62,36 @@ class TimelineItemGrouper @Inject constructor() {
  * Will add a group if there is more than 1 item, else add the item to the list.
  */
 private fun MutableList<TimelineItem>.addGroup(
-    group: MutableList<TimelineItem.Event>
+    groupIds: MutableMap<String, String>,
+    groupOfItems: MutableList<TimelineItem.Event>
 ) {
-    if (group.size == 1) {
+    if (groupOfItems.size == 1) {
         // Do not create a group with just 1 item, just add the item to the result
-        add(group.first())
+        add(groupOfItems.first())
     } else {
+        val groupId = groupIds.getOrPutGroupId(groupOfItems)
         add(
             TimelineItem.GroupedEvents(
-                events = group.toImmutableList()
+                id = groupId,
+                events = groupOfItems.toImmutableList()
             )
         )
     }
 }
+
+private fun MutableMap<String, String>.getOrPutGroupId(timelineItems: List<TimelineItem>): String {
+    assert(timelineItems.isNotEmpty())
+    for (item in timelineItems) {
+        val itemIdentifier = item.identifier()
+        if (this.contains(itemIdentifier)) {
+            return this[itemIdentifier]!!
+        }
+    }
+    val timelineItem = timelineItems.first()
+    return computeGroupIdWith(timelineItem).also { groupId ->
+        this[timelineItem.identifier()] = groupId
+    }
+}
+
+@VisibleForTesting
+internal fun computeGroupIdWith(timelineItem: TimelineItem): String = "${timelineItem.identifier()}_group"

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/TimelineItem.kt

@@ -22,10 +22,12 @@ import io.element.android.features.messages.impl.timeline.model.event.TimelineIt
 import io.element.android.features.messages.impl.timeline.model.virtual.TimelineItemVirtualModel
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.matrix.api.core.EventId
+import io.element.android.libraries.matrix.api.core.TransactionId
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.timeline.item.TimelineItemDebugInfo
 import io.element.android.libraries.matrix.api.timeline.item.event.InReplyTo
 import io.element.android.libraries.matrix.api.timeline.item.event.LocalEventSendState
+import io.element.android.libraries.matrix.api.timeline.item.event.TimelineItemEventOrigin
 import kotlinx.collections.immutable.ImmutableList
 
 @Immutable
@@ -53,7 +55,7 @@ sealed interface TimelineItem {
     data class Event(
         val id: String,
         val eventId: EventId? = null,
-        val transactionId: String? = null,
+        val transactionId: TransactionId? = null,
         val senderId: UserId,
         val senderDisplayName: String?,
         val senderAvatar: AvatarData,
@@ -65,6 +67,7 @@ sealed interface TimelineItem {
         val localSendState: LocalEventSendState?,
         val inReplyTo: InReplyTo?,
         val debugInfo: TimelineItemDebugInfo,
+        val origin: TimelineItemEventOrigin?,
     ) : TimelineItem {
 
         val showSenderInformation = groupPosition.isNew() && !isMine
@@ -80,9 +83,8 @@ sealed interface TimelineItem {
 
     @Immutable
     data class GroupedEvents(
+        val id: String,
         val events: ImmutableList<Event>,
-    ) : TimelineItem {
-        // use last id with a suffix. Last will not change in cas of new event from backpagination.
-        val id = "${events.last().id}_group"
-    }
+    ) : TimelineItem
+
 }

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/virtual/TimelineItemEncryptedHistoryBannerVirtualModel.kt

@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.messages.impl.timeline.model.virtual
+
+object TimelineItemEncryptedHistoryBannerVirtualModel : TimelineItemVirtualModel {
+    override val type: String = "TimelineItemEncryptedHistoryBannerVirtualModel"
+}

features/messages/impl/src/main/res/values-fr/translations.xml

@@ -4,10 +4,27 @@
     <item quantity="one">"%1$d changement dans la conversation"</item>
     <item quantity="other">"%1$d changements dans la conversation"</item>
   </plurals>
+  <plurals name="screen_room_timeline_more_reactions">
+    <item quantity="one"></item>
+    <item quantity="other">"%1$d de plus"</item>
+  </plurals>
   <string name="screen_room_attachment_source_camera">"Appareil photo"</string>
   <string name="screen_room_attachment_source_camera_photo">"Prendre une photo"</string>
   <string name="screen_room_attachment_source_camera_video">"Enregistrer une vidéo"</string>
   <string name="screen_room_attachment_source_files">"Pièce-jointe"</string>
   <string name="screen_room_attachment_source_gallery">"Gallerie photo et vidéo"</string>
+  <string name="screen_room_encrypted_history_banner">"L’historique des messages n’est pas disponible actuellement dans ce salon"</string>
+  <string name="screen_room_error_failed_retrieving_user_details">"Impossible de récupérer les détails de l’utilisateur"</string>
+  <string name="screen_room_invite_again_alert_message">"Souhaitez-vous les inviter à revenir ?"</string>
+  <string name="screen_room_invite_again_alert_title">"Vous êtes seul dans ce chat"</string>
+  <string name="screen_room_message_copied">"Message copié"</string>
+  <string name="screen_room_no_permission_to_post">"Vous n‘avez pas le droit de poster dans ce salon"</string>
+  <string name="screen_room_reactions_show_less">"Afficher moins"</string>
+  <string name="screen_room_reactions_show_more">"Afficher plus"</string>
+  <string name="screen_room_retry_send_menu_send_again_action">"Renvoyer"</string>
+  <string name="screen_room_retry_send_menu_title">"Votre message n\'a pas pu être envoyé"</string>
+  <string name="screen_room_timeline_add_reaction">"Ajouter un emoji"</string>
+  <string name="screen_room_timeline_less_reactions">"Montrer moins"</string>
+  <string name="screen_room_error_failed_processing_media">"Échec du traitement du média avant son envoi, veuillez réessayer."</string>
   <string name="screen_room_retry_send_menu_remove_action">"Supprimer"</string>
 </resources>

features/messages/impl/src/main/res/values-sk/translations.xml

@@ -5,6 +5,11 @@
     <item quantity="few">"%1$d zmeny miestnosti"</item>
     <item quantity="other">"%1$d zmien miestnosti"</item>
   </plurals>
+  <plurals name="screen_room_timeline_more_reactions">
+    <item quantity="one"></item>
+    <item quantity="few">"%1$d ďalšie"</item>
+    <item quantity="other">"%1$d ďalších"</item>
+  </plurals>
   <string name="screen_room_attachment_source_camera">"Kamera"</string>
   <string name="screen_room_attachment_source_camera_photo">"Odfotiť"</string>
   <string name="screen_room_attachment_source_camera_video">"Nahrať video"</string>
@@ -21,6 +26,8 @@
   <string name="screen_room_reactions_show_more">"Zobraziť viac"</string>
   <string name="screen_room_retry_send_menu_send_again_action">"Odoslať znova"</string>
   <string name="screen_room_retry_send_menu_title">"Vašu správu sa nepodarilo odoslať"</string>
+  <string name="screen_room_timeline_add_reaction">"Pridať emoji"</string>
+  <string name="screen_room_timeline_less_reactions">"Zobraziť menej"</string>
   <string name="screen_room_error_failed_processing_media">"Nepodarilo sa spracovať médiá na odoslanie, skúste to prosím znova."</string>
   <string name="screen_room_retry_send_menu_remove_action">"Odstrániť"</string>
 </resources>

features/messages/impl/src/main/res/values/localazy.xml

@@ -19,6 +19,17 @@
   <string name="screen_room_invite_again_alert_title">"You are alone in this chat"</string>
   <string name="screen_room_message_copied">"Message copied"</string>
   <string name="screen_room_no_permission_to_post">"You do not have permission to post to this room"</string>
+  <string name="screen_room_notification_settings_allow_custom">"Allow custom setting"</string>
+  <string name="screen_room_notification_settings_allow_custom_footnote">"Turning this on will override your default setting"</string>
+  <string name="screen_room_notification_settings_custom_settings_title">"Notify me in this chat for"</string>
+  <string name="screen_room_notification_settings_default_setting_footnote">"You can change it in your %1$s."</string>
+  <string name="screen_room_notification_settings_default_setting_footnote_content_link">"global settings"</string>
+  <string name="screen_room_notification_settings_default_setting_title">"Default setting"</string>
+  <string name="screen_room_notification_settings_error_loading_settings">"An error occurred while loading notification settings."</string>
+  <string name="screen_room_notification_settings_error_restoring_default">"Failed restoring the default mode, please try again."</string>
+  <string name="screen_room_notification_settings_error_setting_mode">"Failed setting the mode, please try again."</string>
+  <string name="screen_room_notification_settings_mode_all_messages">"All messages"</string>
+  <string name="screen_room_notification_settings_mode_mentions_and_keywords">"Mentions and Keywords only"</string>
   <string name="screen_room_reactions_show_less">"Show less"</string>
   <string name="screen_room_reactions_show_more">"Show more"</string>
   <string name="screen_room_retry_send_menu_send_again_action">"Send again"</string>

features/messages/impl/src/test/kotlin/io/element/android/features/messages/MessagesPresenterTest.kt

@@ -31,6 +31,7 @@ import io.element.android.features.messages.impl.MessagesPresenter
 import io.element.android.features.messages.impl.actionlist.ActionListPresenter
 import io.element.android.features.messages.impl.actionlist.ActionListState
 import io.element.android.features.messages.impl.actionlist.model.TimelineItemAction
+import io.element.android.features.messages.impl.messagecomposer.MessageComposerContextImpl
 import io.element.android.features.messages.impl.messagecomposer.MessageComposerEvents
 import io.element.android.features.messages.impl.messagecomposer.MessageComposerPresenter
 import io.element.android.features.messages.impl.timeline.TimelinePresenter
@@ -568,10 +569,13 @@ class MessagesPresenterTest {
             mediaSender = MediaSender(FakeMediaPreProcessor(), matrixRoom),
             snackbarDispatcher = SnackbarDispatcher(),
             analyticsService = FakeAnalyticsService(),
+            messageComposerContext = MessageComposerContextImpl(),
         )
         val timelinePresenter = TimelinePresenter(
             timelineItemsFactory = aTimelineItemsFactory(),
             room = matrixRoom,
+            dispatchers = coroutineDispatchers,
+            appScope = this
         )
         val buildMeta = aBuildMeta()
         val actionListPresenter = ActionListPresenter(buildMeta = buildMeta)

features/messages/impl/src/test/kotlin/io/element/android/features/messages/fixtures/aMessageEvent.kt

@@ -52,4 +52,5 @@ internal fun aMessageEvent(
     localSendState = sendState,
     inReplyTo = inReplyTo,
     debugInfo = debugInfo,
+    origin = null
 )

features/messages/impl/src/test/kotlin/io/element/android/features/messages/textcomposer/MessageComposerPresenterTest.kt

@@ -26,17 +26,18 @@ import app.cash.turbine.test
 import com.google.common.truth.Truth.assertThat
 import io.element.android.features.analytics.test.FakeAnalyticsService
 import io.element.android.features.messages.impl.messagecomposer.AttachmentsState
+import io.element.android.features.messages.impl.messagecomposer.MessageComposerContextImpl
 import io.element.android.features.messages.impl.messagecomposer.MessageComposerEvents
 import io.element.android.features.messages.impl.messagecomposer.MessageComposerPresenter
 import io.element.android.features.messages.impl.messagecomposer.MessageComposerState
 import io.element.android.features.messages.media.FakeLocalMediaFactory
-import io.element.android.libraries.core.data.StableCharSequence
 import io.element.android.libraries.core.mimetype.MimeTypes
 import io.element.android.libraries.designsystem.utils.SnackbarDispatcher
 import io.element.android.libraries.featureflag.api.FeatureFlagService
 import io.element.android.libraries.featureflag.api.FeatureFlags
 import io.element.android.libraries.featureflag.test.FakeFeatureFlagService
 import io.element.android.libraries.matrix.api.core.EventId
+import io.element.android.libraries.matrix.api.core.TransactionId
 import io.element.android.libraries.matrix.api.media.ImageInfo
 import io.element.android.libraries.matrix.api.media.VideoInfo
 import io.element.android.libraries.matrix.api.room.MatrixRoom
@@ -82,7 +83,7 @@ class MessageComposerPresenterTest {
         }.test {
             val initialState = awaitItem()
             assertThat(initialState.isFullScreen).isFalse()
-            assertThat(initialState.text).isEqualTo(StableCharSequence(""))
+            assertThat(initialState.text).isEqualTo("")
             assertThat(initialState.mode).isEqualTo(MessageComposerMode.Normal(""))
             assertThat(initialState.showAttachmentSourcePicker).isFalse()
             assertThat(initialState.attachmentsState).isEqualTo(AttachmentsState.None)
@@ -115,11 +116,11 @@ class MessageComposerPresenterTest {
             val initialState = awaitItem()
             initialState.eventSink.invoke(MessageComposerEvents.UpdateText(A_MESSAGE))
             val withMessageState = awaitItem()
-            assertThat(withMessageState.text).isEqualTo(StableCharSequence(A_MESSAGE))
+            assertThat(withMessageState.text).isEqualTo(A_MESSAGE)
             assertThat(withMessageState.isSendButtonVisible).isTrue()
             withMessageState.eventSink.invoke(MessageComposerEvents.UpdateText(""))
             val withEmptyMessageState = awaitItem()
-            assertThat(withEmptyMessageState.text).isEqualTo(StableCharSequence(""))
+            assertThat(withEmptyMessageState.text).isEqualTo("")
             assertThat(withEmptyMessageState.isSendButtonVisible).isFalse()
         }
     }
@@ -136,7 +137,7 @@ class MessageComposerPresenterTest {
             state = awaitItem()
             assertThat(state.mode).isEqualTo(mode)
             state = awaitItem()
-            assertThat(state.text).isEqualTo(StableCharSequence(A_MESSAGE))
+            assertThat(state.text).isEqualTo(A_MESSAGE)
             assertThat(state.isSendButtonVisible).isTrue()
             backToNormalMode(state, skipCount = 1)
         }
@@ -153,7 +154,7 @@ class MessageComposerPresenterTest {
             state.eventSink.invoke(MessageComposerEvents.SetMode(mode))
             state = awaitItem()
             assertThat(state.mode).isEqualTo(mode)
-            assertThat(state.text).isEqualTo(StableCharSequence(""))
+            assertThat(state.text).isEqualTo("")
             assertThat(state.isSendButtonVisible).isFalse()
             backToNormalMode(state)
         }
@@ -170,7 +171,7 @@ class MessageComposerPresenterTest {
             state.eventSink.invoke(MessageComposerEvents.SetMode(mode))
             state = awaitItem()
             assertThat(state.mode).isEqualTo(mode)
-            assertThat(state.text).isEqualTo(StableCharSequence(""))
+            assertThat(state.text).isEqualTo("")
             assertThat(state.isSendButtonVisible).isFalse()
             backToNormalMode(state)
         }
@@ -185,11 +186,11 @@ class MessageComposerPresenterTest {
             val initialState = awaitItem()
             initialState.eventSink.invoke(MessageComposerEvents.UpdateText(A_MESSAGE))
             val withMessageState = awaitItem()
-            assertThat(withMessageState.text).isEqualTo(StableCharSequence(A_MESSAGE))
+            assertThat(withMessageState.text).isEqualTo(A_MESSAGE)
             assertThat(withMessageState.isSendButtonVisible).isTrue()
             withMessageState.eventSink.invoke(MessageComposerEvents.SendMessage(A_MESSAGE))
             val messageSentState = awaitItem()
-            assertThat(messageSentState.text).isEqualTo(StableCharSequence(""))
+            assertThat(messageSentState.text).isEqualTo("")
             assertThat(messageSentState.isSendButtonVisible).isFalse()
         }
     }
@@ -205,21 +206,21 @@ class MessageComposerPresenterTest {
             presenter.present()
         }.test {
             val initialState = awaitItem()
-            assertThat(initialState.text).isEqualTo(StableCharSequence(""))
+            assertThat(initialState.text).isEqualTo("")
             val mode = anEditMode()
             initialState.eventSink.invoke(MessageComposerEvents.SetMode(mode))
             skipItems(1)
             val withMessageState = awaitItem()
             assertThat(withMessageState.mode).isEqualTo(mode)
-            assertThat(withMessageState.text).isEqualTo(StableCharSequence(A_MESSAGE))
+            assertThat(withMessageState.text).isEqualTo(A_MESSAGE)
             assertThat(withMessageState.isSendButtonVisible).isTrue()
             withMessageState.eventSink.invoke(MessageComposerEvents.UpdateText(ANOTHER_MESSAGE))
             val withEditedMessageState = awaitItem()
-            assertThat(withEditedMessageState.text).isEqualTo(StableCharSequence(ANOTHER_MESSAGE))
+            assertThat(withEditedMessageState.text).isEqualTo(ANOTHER_MESSAGE)
             withEditedMessageState.eventSink.invoke(MessageComposerEvents.SendMessage(ANOTHER_MESSAGE))
             skipItems(1)
             val messageSentState = awaitItem()
-            assertThat(messageSentState.text).isEqualTo(StableCharSequence(""))
+            assertThat(messageSentState.text).isEqualTo("")
             assertThat(messageSentState.isSendButtonVisible).isFalse()
             assertThat(fakeMatrixRoom.editMessageCalls.first()).isEqualTo(ANOTHER_MESSAGE)
         }
@@ -236,21 +237,21 @@ class MessageComposerPresenterTest {
             presenter.present()
         }.test {
             val initialState = awaitItem()
-            assertThat(initialState.text).isEqualTo(StableCharSequence(""))
+            assertThat(initialState.text).isEqualTo("")
             val mode = anEditMode(eventId = null, transactionId = A_TRANSACTION_ID)
             initialState.eventSink.invoke(MessageComposerEvents.SetMode(mode))
             skipItems(1)
             val withMessageState = awaitItem()
             assertThat(withMessageState.mode).isEqualTo(mode)
-            assertThat(withMessageState.text).isEqualTo(StableCharSequence(A_MESSAGE))
+            assertThat(withMessageState.text).isEqualTo(A_MESSAGE)
             assertThat(withMessageState.isSendButtonVisible).isTrue()
             withMessageState.eventSink.invoke(MessageComposerEvents.UpdateText(ANOTHER_MESSAGE))
             val withEditedMessageState = awaitItem()
-            assertThat(withEditedMessageState.text).isEqualTo(StableCharSequence(ANOTHER_MESSAGE))
+            assertThat(withEditedMessageState.text).isEqualTo(ANOTHER_MESSAGE)
             withEditedMessageState.eventSink.invoke(MessageComposerEvents.SendMessage(ANOTHER_MESSAGE))
             skipItems(1)
             val messageSentState = awaitItem()
-            assertThat(messageSentState.text).isEqualTo(StableCharSequence(""))
+            assertThat(messageSentState.text).isEqualTo("")
             assertThat(messageSentState.isSendButtonVisible).isFalse()
             assertThat(fakeMatrixRoom.editMessageCalls.first()).isEqualTo(ANOTHER_MESSAGE)
         }
@@ -267,21 +268,21 @@ class MessageComposerPresenterTest {
             presenter.present()
         }.test {
             val initialState = awaitItem()
-            assertThat(initialState.text).isEqualTo(StableCharSequence(""))
+            assertThat(initialState.text).isEqualTo("")
             val mode = aReplyMode()
             initialState.eventSink.invoke(MessageComposerEvents.SetMode(mode))
             val state = awaitItem()
             assertThat(state.mode).isEqualTo(mode)
-            assertThat(state.text).isEqualTo(StableCharSequence(""))
+            assertThat(state.text).isEqualTo("")
             assertThat(state.isSendButtonVisible).isFalse()
             initialState.eventSink.invoke(MessageComposerEvents.UpdateText(A_REPLY))
             val withMessageState = awaitItem()
-            assertThat(withMessageState.text).isEqualTo(StableCharSequence(A_REPLY))
+            assertThat(withMessageState.text).isEqualTo(A_REPLY)
             assertThat(withMessageState.isSendButtonVisible).isTrue()
             withMessageState.eventSink.invoke(MessageComposerEvents.SendMessage(A_REPLY))
             skipItems(1)
             val messageSentState = awaitItem()
-            assertThat(messageSentState.text).isEqualTo(StableCharSequence(""))
+            assertThat(messageSentState.text).isEqualTo("")
             assertThat(messageSentState.isSendButtonVisible).isFalse()
             assertThat(fakeMatrixRoom.replyMessageParameter).isEqualTo(A_REPLY)
         }
@@ -484,7 +485,7 @@ class MessageComposerPresenterTest {
         skipItems(skipCount)
         val normalState = awaitItem()
         assertThat(normalState.mode).isEqualTo(MessageComposerMode.Normal(""))
-        assertThat(normalState.text).isEqualTo(StableCharSequence(""))
+        assertThat(normalState.text).isEqualTo("")
         assertThat(normalState.isSendButtonVisible).isFalse()
     }
 
@@ -503,14 +504,15 @@ class MessageComposerPresenterTest {
         localMediaFactory,
         MediaSender(mediaPreProcessor, room),
         snackbarDispatcher,
-        FakeAnalyticsService()
+        FakeAnalyticsService(),
+        MessageComposerContextImpl(),
     )
 }
 
 fun anEditMode(
     eventId: EventId? = AN_EVENT_ID,
     message: String = A_MESSAGE,
-    transactionId: String? = null,
+    transactionId: TransactionId? = null,
 ) = MessageComposerMode.Edit(eventId, message, transactionId)
 fun aReplyMode() = MessageComposerMode.Reply(A_USER_NAME, null, AN_EVENT_ID, A_MESSAGE)
 fun aQuoteMode() = MessageComposerMode.Quote(AN_EVENT_ID, A_MESSAGE)

features/messages/impl/src/test/kotlin/io/element/android/features/messages/timeline/TimelinePresenterTest.kt

@@ -23,22 +23,25 @@ import com.google.common.truth.Truth.assertThat
 import io.element.android.features.messages.fixtures.aTimelineItemsFactory
 import io.element.android.features.messages.impl.timeline.TimelineEvents
 import io.element.android.features.messages.impl.timeline.TimelinePresenter
+import io.element.android.features.messages.impl.timeline.factories.TimelineItemsFactory
+import io.element.android.libraries.matrix.api.timeline.MatrixTimeline
 import io.element.android.libraries.matrix.api.timeline.MatrixTimelineItem
 import io.element.android.libraries.matrix.api.timeline.item.virtual.VirtualTimelineItem
 import io.element.android.libraries.matrix.test.AN_EVENT_ID
 import io.element.android.libraries.matrix.test.room.FakeMatrixRoom
+import io.element.android.libraries.matrix.test.room.aMessageContent
 import io.element.android.libraries.matrix.test.room.anEventTimelineItem
 import io.element.android.libraries.matrix.test.timeline.FakeMatrixTimeline
+import io.element.android.tests.testutils.awaitWithLatch
+import io.element.android.tests.testutils.testCoroutineDispatchers
+import kotlinx.coroutines.test.TestScope
 import kotlinx.coroutines.test.runTest
 import org.junit.Test
 
 class TimelinePresenterTest {
     @Test
     fun `present - initial state`() = runTest {
-        val presenter = TimelinePresenter(
-            timelineItemsFactory = aTimelineItemsFactory(),
-            room = FakeMatrixRoom(),
-        )
+        val presenter = createTimelinePresenter()
         moleculeFlow(RecompositionClock.Immediate) {
             presenter.present()
         }.test {
@@ -51,10 +54,7 @@ class TimelinePresenterTest {
 
     @Test
     fun `present - load more`() = runTest {
-        val presenter = TimelinePresenter(
-            timelineItemsFactory = aTimelineItemsFactory(),
-            room = FakeMatrixRoom(),
-        )
+        val presenter = createTimelinePresenter()
         moleculeFlow(RecompositionClock.Immediate) {
             presenter.present()
         }.test {
@@ -73,10 +73,7 @@ class TimelinePresenterTest {
 
     @Test
     fun `present - set highlighted event`() = runTest {
-        val presenter = TimelinePresenter(
-            timelineItemsFactory = aTimelineItemsFactory(),
-            room = FakeMatrixRoom(),
-        )
+        val presenter = createTimelinePresenter()
         moleculeFlow(RecompositionClock.Immediate) {
             presenter.present()
         }.test {
@@ -94,70 +91,112 @@ class TimelinePresenterTest {
 
     @Test
     fun `present - on scroll finished send read receipt if an event is before the index`() = runTest {
-        val timeline = FakeMatrixTimeline()
-        val timelineItemsFactory = aTimelineItemsFactory().apply {
-            replaceWith(listOf(MatrixTimelineItem.Event(0, anEventTimelineItem())))
-        }
-        val room = FakeMatrixRoom(matrixTimeline = timeline)
-        val presenter = TimelinePresenter(
-            timelineItemsFactory = timelineItemsFactory,
-            room = room,
+        val timeline = FakeMatrixTimeline(
+            initialTimelineItems = listOf(
+                MatrixTimelineItem.Event(0, anEventTimelineItem())
+            )
         )
+        val presenter = createTimelinePresenter(timeline)
         moleculeFlow(RecompositionClock.Immediate) {
             presenter.present()
         }.test {
             assertThat(timeline.sendReadReceiptCount).isEqualTo(0)
             val initialState = awaitItem()
-
-            initialState.eventSink.invoke(TimelineEvents.OnScrollFinished(0))
-
+            // Wait for timeline items to be populated
+            skipItems(1)
+            awaitWithLatch { latch ->
+                timeline.sendReadReceiptLatch = latch
+                initialState.eventSink.invoke(TimelineEvents.OnScrollFinished(0))
+            }
             assertThat(timeline.sendReadReceiptCount).isEqualTo(1)
+            cancelAndIgnoreRemainingEvents()
         }
     }
 
     @Test
     fun `present - on scroll finished will not send read receipt no event is before the index`() = runTest {
-        val timeline = FakeMatrixTimeline()
-        val timelineItemsFactory = aTimelineItemsFactory().apply {
-            replaceWith(listOf(MatrixTimelineItem.Event(0, anEventTimelineItem())))
-        }
-        val room = FakeMatrixRoom(matrixTimeline = timeline)
-        val presenter = TimelinePresenter(
-            timelineItemsFactory = timelineItemsFactory,
-            room = room,
+        val timeline = FakeMatrixTimeline(
+            initialTimelineItems = listOf(
+                MatrixTimelineItem.Event(0, anEventTimelineItem())
+            )
         )
+        val presenter = createTimelinePresenter(timeline)
         moleculeFlow(RecompositionClock.Immediate) {
             presenter.present()
         }.test {
             assertThat(timeline.sendReadReceiptCount).isEqualTo(0)
             val initialState = awaitItem()
-
-            initialState.eventSink.invoke(TimelineEvents.OnScrollFinished(1))
-
+            // Wait for timeline items to be populated
+            skipItems(1)
+            awaitWithLatch { latch ->
+                timeline.sendReadReceiptLatch = latch
+                initialState.eventSink.invoke(TimelineEvents.OnScrollFinished(1))
+            }
             assertThat(timeline.sendReadReceiptCount).isEqualTo(0)
+            cancelAndIgnoreRemainingEvents()
         }
     }
 
     @Test
     fun `present - on scroll finished will not send read receipt only virtual events exist before the index`() = runTest {
-        val timeline = FakeMatrixTimeline()
-        val timelineItemsFactory = aTimelineItemsFactory().apply {
-            replaceWith(listOf(MatrixTimelineItem.Virtual(0, VirtualTimelineItem.ReadMarker)))
-        }
-        val room = FakeMatrixRoom(matrixTimeline = timeline)
-        val presenter = TimelinePresenter(
-            timelineItemsFactory = timelineItemsFactory,
-            room = room,
+        val timeline = FakeMatrixTimeline(
+            initialTimelineItems = listOf(
+                MatrixTimelineItem.Virtual(0, VirtualTimelineItem.ReadMarker)
+            )
         )
+        val presenter = createTimelinePresenter(timeline)
         moleculeFlow(RecompositionClock.Immediate) {
             presenter.present()
         }.test {
             assertThat(timeline.sendReadReceiptCount).isEqualTo(0)
             val initialState = awaitItem()
-
-            initialState.eventSink.invoke(TimelineEvents.OnScrollFinished(1))
-
+            // Wait for timeline items to be populated
+            skipItems(1)
+            awaitWithLatch { latch ->
+                timeline.sendReadReceiptLatch = latch
+                initialState.eventSink.invoke(TimelineEvents.OnScrollFinished(0))
+            }
             assertThat(timeline.sendReadReceiptCount).isEqualTo(0)
+            cancelAndIgnoreRemainingEvents()
         }
     }
+
+    @Test
+    fun `present - covers hasNewItems scenarios`() = runTest {
+        val timeline = FakeMatrixTimeline()
+        val presenter = createTimelinePresenter(timeline)
+        moleculeFlow(RecompositionClock.Immediate) {
+            presenter.present()
+        }.test {
+            val initialState = awaitItem()
+            assertThat(initialState.hasNewItems).isFalse()
+            assertThat(initialState.timelineItems.size).isEqualTo(0)
+            timeline.updateTimelineItems {
+                listOf(MatrixTimelineItem.Event(0, anEventTimelineItem(content = aMessageContent())))
+            }
+            skipItems(1)
+            assertThat(awaitItem().timelineItems.size).isEqualTo(1)
+            timeline.updateTimelineItems { items ->
+                items + listOf(MatrixTimelineItem.Event(1, anEventTimelineItem(content = aMessageContent())))
+            }
+            skipItems(1)
+            assertThat(awaitItem().timelineItems.size).isEqualTo(2)
+            assertThat(awaitItem().hasNewItems).isTrue()
+            initialState.eventSink.invoke(TimelineEvents.OnScrollFinished(0))
+            assertThat(awaitItem().hasNewItems).isFalse()
+            cancelAndIgnoreRemainingEvents()
+        }
+    }
+
+    private fun TestScope.createTimelinePresenter(
+        timeline: MatrixTimeline = FakeMatrixTimeline(),
+        timelineItemsFactory: TimelineItemsFactory = aTimelineItemsFactory()
+    ): TimelinePresenter {
+        return TimelinePresenter(
+            timelineItemsFactory = timelineItemsFactory,
+            room = FakeMatrixRoom(matrixTimeline = timeline),
+            dispatchers = testCoroutineDispatchers(),
+            appScope = this
+        )
+    }
 }

features/messages/impl/src/test/kotlin/io/element/android/features/messages/timeline/groups/TimelineItemGrouperTest.kt

@@ -20,13 +20,13 @@ import com.google.common.truth.Truth.assertThat
 import io.element.android.features.messages.fixtures.aMessageEvent
 import io.element.android.features.messages.impl.timeline.aTimelineItemReactions
 import io.element.android.features.messages.impl.timeline.groups.TimelineItemGrouper
+import io.element.android.features.messages.impl.timeline.groups.computeGroupIdWith
 import io.element.android.features.messages.impl.timeline.model.TimelineItem
 import io.element.android.features.messages.impl.timeline.model.event.TimelineItemStateEventContent
 import io.element.android.features.messages.impl.timeline.model.virtual.aTimelineItemDaySeparatorModel
 import io.element.android.libraries.designsystem.components.avatar.anAvatarData
 import io.element.android.libraries.matrix.api.timeline.item.event.LocalEventSendState
 import io.element.android.libraries.matrix.test.AN_EVENT_ID
-import io.element.android.libraries.matrix.test.AN_EVENT_ID_2
 import io.element.android.libraries.matrix.test.A_USER_ID
 import io.element.android.libraries.matrix.test.room.aTimelineItemDebugInfo
 import kotlinx.collections.immutable.toImmutableList
@@ -36,7 +36,7 @@ class TimelineItemGrouperTest {
     private val sut = TimelineItemGrouper()
 
     private val aGroupableItem = TimelineItem.Event(
-        id = AN_EVENT_ID.value,
+        id = "0",
         senderId = A_USER_ID,
         senderAvatar = anAvatarData(),
         senderDisplayName = "",
@@ -45,6 +45,7 @@ class TimelineItemGrouperTest {
         localSendState = LocalEventSendState.Sent(AN_EVENT_ID),
         inReplyTo = null,
         debugInfo = aTimelineItemDebugInfo(),
+        origin = null
     )
     private val aNonGroupableItem = aMessageEvent()
     private val aNonGroupableItemNoEvent = TimelineItem.Virtual("virtual", aTimelineItemDaySeparatorModel("Today"))
@@ -75,16 +76,17 @@ class TimelineItemGrouperTest {
     fun `test groupables and ensure reordering`() {
         val result = sut.group(
             listOf(
-                aGroupableItem.copy(id = AN_EVENT_ID_2.value),
-                aGroupableItem,
+                aGroupableItem.copy(id = "1"),
+                aGroupableItem.copy(id = "0"),
             ),
         )
         assertThat(result).isEqualTo(
             listOf(
                 TimelineItem.GroupedEvents(
+                    computeGroupIdWith(aGroupableItem),
                     events = listOf(
-                        aGroupableItem,
-                        aGroupableItem.copy(id = AN_EVENT_ID_2.value),
+                        aGroupableItem.copy("0"),
+                        aGroupableItem.copy(id = "1"),
                     ).toImmutableList()
                 ),
             )
@@ -127,6 +129,7 @@ class TimelineItemGrouperTest {
         assertThat(result).isEqualTo(
             listOf(
                 TimelineItem.GroupedEvents(
+                    computeGroupIdWith(aGroupableItem),
                     events = listOf(
                         aGroupableItem,
                         aGroupableItem,
@@ -134,6 +137,7 @@ class TimelineItemGrouperTest {
                 ),
                 aNonGroupableItem,
                 TimelineItem.GroupedEvents(
+                    computeGroupIdWith(aGroupableItem),
                     events = listOf(
                         aGroupableItem,
                         aGroupableItem,
@@ -143,4 +147,20 @@ class TimelineItemGrouperTest {
             )
         )
     }
+
+    @Test
+    fun `when calling multiple time the method group over a growing list of groupable items, then groupId is stable`() {
+        // When
+        val groupableItems = mutableListOf(
+            aGroupableItem.copy(id = "1"),
+            aGroupableItem.copy(id = "2")
+        )
+        val expectedGroupId = sut.group(groupableItems).first().identifier()
+        groupableItems.add(0, aGroupableItem.copy("3"))
+        groupableItems.add(2, aGroupableItem.copy("4"))
+        groupableItems.add(aGroupableItem.copy("5"))
+        val actualGroupId = sut.group(groupableItems).first().identifier()
+        // Then
+        assertThat(actualGroupId).isEqualTo(expectedGroupId)
+    }
 }

features/messages/test/build.gradle.kts

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2022 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+plugins {
+    id("io.element.android-library")
+}
+
+android {
+    namespace = "io.element.android.features.messages.test"
+}
+
+dependencies {
+    api(projects.features.messages.api)
+}

features/messages/test/src/main/kotlin/io/element/android/features/messages/test/MessageComposerContextFake.kt

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.messages.test
+
+import io.element.android.features.messages.api.MessageComposerContext
+import io.element.android.libraries.textcomposer.MessageComposerMode
+
+class MessageComposerContextFake(
+    override var composerMode: MessageComposerMode = MessageComposerMode.Normal(null)
+) : MessageComposerContext

features/onboarding/impl/src/main/res/values-fr/translations.xml

@@ -1,5 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_onboarding_sign_in_manually">"Se connecter manuellement"</string>
+  <string name="screen_onboarding_sign_in_with_qr_code">"Se connecter avec un code QR"</string>
+  <string name="screen_onboarding_sign_up">"Créer un compte"</string>
+  <string name="screen_onboarding_subtitle">"Communiquer et collaborer en toute sécurité"</string>
+  <string name="screen_onboarding_welcome_message">"Bienvenue dans l’Element le plus rapide de tous les temps. Surpuissant pour plus de vitesse et de simplicité."</string>
   <string name="screen_onboarding_welcome_subtitle">"Bienvenue dans %1$s. Affiné pour plus de rapidité et de simplicité."</string>
   <string name="screen_onboarding_welcome_title">"Soyez dans votre Element"</string>
 </resources>

features/preferences/impl/build.gradle.kts

@@ -44,6 +44,7 @@ dependencies {
     implementation(projects.libraries.uiStrings)
     implementation(projects.features.rageshake.api)
     implementation(projects.features.analytics.api)
+    implementation(projects.features.ftue.api)
     implementation(projects.libraries.matrixui)
     implementation(projects.features.logout.api)
     implementation(projects.services.toolbox.api)

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/tasks/ClearCacheUseCase.kt

@@ -22,12 +22,12 @@ import android.content.Context
 import coil.Coil
 import coil.annotation.ExperimentalCoilApi
 import com.squareup.anvil.annotations.ContributesBinding
+import io.element.android.features.ftue.api.state.FtueState
 import io.element.android.features.preferences.impl.DefaultCacheService
 import io.element.android.libraries.core.coroutine.CoroutineDispatchers
 import io.element.android.libraries.di.ApplicationContext
 import io.element.android.libraries.di.SessionScope
 import io.element.android.libraries.matrix.api.MatrixClient
-import kotlinx.coroutines.NonCancellable
 import kotlinx.coroutines.withContext
 import okhttp3.OkHttpClient
 import javax.inject.Inject
@@ -44,6 +44,7 @@ class DefaultClearCacheUseCase @Inject constructor(
     private val coroutineDispatchers: CoroutineDispatchers,
     private val defaultCacheIndexProvider: DefaultCacheService,
     private val okHttpClient: Provider<OkHttpClient>,
+    private val ftueState: FtueState,
 ) : ClearCacheUseCase {
     override suspend fun invoke() = withContext(coroutineDispatchers.io) {
         // Clear Matrix cache
@@ -57,6 +58,8 @@ class DefaultClearCacheUseCase @Inject constructor(
         okHttpClient.get().cache?.delete()
         // Clear app cache
         context.cacheDir.deleteRecursively()
+        // Clear some settings
+        ftueState.reset()
         // Ensure the app is restarted
         defaultCacheIndexProvider.onClearedCache(matrixClient.sessionId)
     }

features/rageshake/impl/src/main/res/values-fr/translations.xml

@@ -2,13 +2,14 @@
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
   <string name="screen_bug_report_attach_screenshot">"Joindre une capture d\'écran"</string>
   <string name="screen_bug_report_contact_me">"Vous pouvez me contacter si vous avez des questions complémentaires"</string>
+  <string name="screen_bug_report_contact_me_title">"Me contacter"</string>
   <string name="screen_bug_report_edit_screenshot">"Modifier la capture d\'écran"</string>
   <string name="screen_bug_report_editor_description">"S\'il vous plait, veuillez décrire le bogue. Qu\'avez-vous fait ? À quoi vous attendiez-vous ? Que s\'est-il réellement passé. Veuillez ajouter le plus de détails possible."</string>
   <string name="screen_bug_report_editor_placeholder">"Décrire le bogue"</string>
   <string name="screen_bug_report_editor_supporting">"Si possible, veuillez rédiger la description en anglais."</string>
   <string name="screen_bug_report_include_crash_logs">"Envoyer des journaux d’incident"</string>
-  <string name="screen_bug_report_include_logs">"Envoyer le journal pour nous aider"</string>
+  <string name="screen_bug_report_include_logs">"Autoriser à inclure les journaux techniques"</string>
   <string name="screen_bug_report_include_screenshot">"Envoyer une capture d’écran"</string>
-  <string name="screen_bug_report_logs_description">"Pour vérifier que les choses fonctionnent comme prévu, les journaux seront envoyés avec votre message. Ceux-ci seront privées. Pour simplement envoyer votre message, désactivez ce paramètre."</string>
+  <string name="screen_bug_report_logs_description">"Pour vérifier que les choses fonctionnent comme prévu, des journaux techniques seront envoyés avec votre message. Pour l’envoyer sans ces journaux, désactivez ce paramètre."</string>
   <string name="screen_bug_report_rash_logs_alert_title">"%1$s a planté la dernière fois qu\'il a été utilisé. Souhaitez-vous partager un rapport de crash avec nous ?"</string>
 </resources>

features/rageshake/impl/src/main/res/values/localazy.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
   <string name="screen_bug_report_attach_screenshot">"Attach screenshot"</string>
-  <string name="screen_bug_report_contact_me">"You may contact me if you have any follow up questions"</string>
+  <string name="screen_bug_report_contact_me">"You may contact me if you have any follow up questions."</string>
   <string name="screen_bug_report_contact_me_title">"Contact me"</string>
   <string name="screen_bug_report_edit_screenshot">"Edit screenshot"</string>
   <string name="screen_bug_report_editor_description">"Please describe the bug. What did you do? What did you expect to happen? What actually happened. Please go into as much detail as you can."</string>

features/roomdetails/impl/src/main/res/values-fr/translations.xml

@@ -5,10 +5,19 @@
     <item quantity="other">"%1$d membres"</item>
   </plurals>
   <string name="screen_room_details_add_topic_title">"Définir un sujet"</string>
+  <string name="screen_room_details_already_a_member">"Déjà membre"</string>
+  <string name="screen_room_details_already_invited">"Déjà invité(e)"</string>
+  <string name="screen_room_details_edit_room_title">"Modifier le salon"</string>
+  <string name="screen_room_details_edition_error">"Une erreur inconnue s’est produite et les informations n’ont pas pu être modifiées."</string>
+  <string name="screen_room_details_edition_error_title">"Impossible de mettre à jour le salon"</string>
   <string name="screen_room_details_encryption_enabled_subtitle">"Les messages sont sécurisés par des cadenas numériques. Seuls vous et les destinataires possédez les clés uniques pour les déverrouiller."</string>
   <string name="screen_room_details_encryption_enabled_title">"Chiffrement des messages activé"</string>
   <string name="screen_room_details_invite_people_title">"Inviter des personnes"</string>
+  <string name="screen_room_details_notification_title">"Notifications"</string>
+  <string name="screen_room_details_room_name_label">"Nom du salon"</string>
   <string name="screen_room_details_share_room_title">"Partager le salon"</string>
+  <string name="screen_room_details_updating_room">"Mise à jour du salon…"</string>
+  <string name="screen_room_member_list_pending_header_title">"En attente"</string>
   <string name="screen_dm_details_block_alert_action">"Bloquer"</string>
   <string name="screen_dm_details_block_alert_description">"Les utilisateurs bloqués ne pourront pas vous envoyer de messages et tous leurs messages seront masqués. Vous pouvez annuler cette action à tout moment."</string>
   <string name="screen_dm_details_block_user">"Bloquer l\'utilisateur"</string>

features/roomdetails/impl/src/main/res/values-sk/translations.xml

@@ -13,7 +13,12 @@
   <string name="screen_room_details_edition_error_title">"Nepodarilo sa aktualizovať miestnosť"</string>
   <string name="screen_room_details_encryption_enabled_subtitle">"Správy sú zabezpečené zámkami. Jedine vy a príjemcovia máte jedinečné kľúče na ich odomknutie."</string>
   <string name="screen_room_details_encryption_enabled_title">"Šifrovanie správ je zapnuté"</string>
+  <string name="screen_room_details_error_loading_notification_settings">"Pri načítaní nastavení oznámení došlo k chybe."</string>
+  <string name="screen_room_details_error_muting">"Nepodarilo sa stlmiť túto miestnosť, skúste to prosím znova."</string>
+  <string name="screen_room_details_error_unmuting">"Nepodarilo sa zrušiť stlmenie tejto miestnosti, skúste to prosím znova."</string>
   <string name="screen_room_details_invite_people_title">"Pozvať ľudí"</string>
+  <string name="screen_room_details_notification_mode_custom">"Vlastné"</string>
+  <string name="screen_room_details_notification_mode_default">"Predvolené"</string>
   <string name="screen_room_details_notification_title">"Oznámenia"</string>
   <string name="screen_room_details_room_name_label">"Názov miestnosti"</string>
   <string name="screen_room_details_share_room_title">"Zdieľať miestnosť"</string>

features/roomdetails/impl/src/main/res/values/localazy.xml

@@ -12,7 +12,12 @@
   <string name="screen_room_details_edition_error_title">"Unable to update room"</string>
   <string name="screen_room_details_encryption_enabled_subtitle">"Messages are secured with locks. Only you and the recipients have the unique keys to unlock them."</string>
   <string name="screen_room_details_encryption_enabled_title">"Message encryption enabled"</string>
+  <string name="screen_room_details_error_loading_notification_settings">"An error occurred when loading notification settings."</string>
+  <string name="screen_room_details_error_muting">"Failed muting this room, please try again."</string>
+  <string name="screen_room_details_error_unmuting">"Failed unmuting this room, please try again."</string>
   <string name="screen_room_details_invite_people_title">"Invite people"</string>
+  <string name="screen_room_details_notification_mode_custom">"Custom"</string>
+  <string name="screen_room_details_notification_mode_default">"Default"</string>
   <string name="screen_room_details_notification_title">"Notifications"</string>
   <string name="screen_room_details_room_name_label">"Room name"</string>
   <string name="screen_room_details_share_room_title">"Share room"</string>

features/roomlist/impl/src/main/res/values-fr/translations.xml

@@ -2,6 +2,6 @@
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
   <string name="screen_roomlist_a11y_create_message">"Créer une nouvelle conversation ou un nouveau salon"</string>
   <string name="screen_roomlist_main_space_title">"Tous les chats"</string>
-  <string name="session_verification_banner_message">"Il semblerait que vous utilisiez un nouvel appareil. Vérifiez que vous êtes bien autorisé à accéder à vos messages chiffrés."</string>
-  <string name="session_verification_banner_title">"Accédez à l\'historique de vos messages"</string>
+  <string name="session_verification_banner_message">"Il semblerait que vous utilisiez un nouvel appareil. Lancez la vérification avec un autre appareil pour accéder à vos messages chiffrés à l’avenir."</string>
+  <string name="session_verification_banner_title">"Vérifier que c’est bien vous"</string>
 </resources>

gradle/libs.versions.toml

@@ -48,7 +48,7 @@ sqldelight = "1.5.5"
 telephoto = "0.4.0"
 
 # DI
-dagger = "2.46.1"
+dagger = "2.47"
 anvil = "2.4.6"
 
 # Auto service
@@ -65,7 +65,7 @@ android_gradle_plugin = { module = "com.android.tools.build:gradle", version.ref
 android_desugar = "com.android.tools:desugar_jdk_libs:2.0.3"
 kotlin_gradle_plugin = { module = "org.jetbrains.kotlin:kotlin-gradle-plugin", version.ref = "kotlin" }
 # https://firebase.google.com/docs/android/setup#available-libraries
-google_firebase_bom = "com.google.firebase:firebase-bom:32.1.1"
+google_firebase_bom = "com.google.firebase:firebase-bom:32.2.0"
 
 # AndroidX
 androidx_material = { module = "com.google.android.material:material", version.ref = "material" }
@@ -158,11 +158,12 @@ vanniktech_emoji = "com.vanniktech:emoji-google:0.16.0"
 telephoto_zoomableimage = { module = "me.saket.telephoto:zoomable-image-coil", version.ref = "telephoto" }
 statemachine = "com.freeletics.flowredux:compose:1.1.0"
 maplibre = "org.maplibre.gl:android-sdk:10.2.0"
+maplibre_ktx = "org.maplibre.gl:android-sdk-ktx-v7:2.0.0"
 maplibre_annotation = "org.maplibre.gl:android-plugin-annotation-v9:2.0.0"
 
 # Analytics
 posthog = "com.posthog.android:posthog:2.0.3"
-sentry_android = "io.sentry:sentry-android:6.25.1"
+sentry_android = "io.sentry:sentry-android:6.25.2"
 matrix_analytics_events = "com.github.matrix-org:matrix-analytics-events:42b2faa417c1e95f430bf8f6e379adba25ad5ef8"
 
 # Di

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/atomic/atoms/ElementLogoAtom.kt

@@ -0,0 +1,173 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.designsystem.atomic.atoms
+
+import android.graphics.BlurMaskFilter
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
+import androidx.compose.foundation.border
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.blur
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.draw.drawBehind
+import androidx.compose.ui.geometry.CornerRadius
+import androidx.compose.ui.geometry.Offset
+import androidx.compose.ui.geometry.Rect
+import androidx.compose.ui.geometry.RoundRect
+import androidx.compose.ui.graphics.ClipOp
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.Paint
+import androidx.compose.ui.graphics.Path
+import androidx.compose.ui.graphics.drawscope.clipPath
+import androidx.compose.ui.graphics.drawscope.drawIntoCanvas
+import androidx.compose.ui.graphics.toArgb
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.unit.Dp
+import androidx.compose.ui.unit.dp
+import io.element.android.libraries.designsystem.R
+import io.element.android.libraries.designsystem.preview.DayNightPreviews
+import io.element.android.libraries.designsystem.preview.ElementPreview
+import io.element.android.libraries.theme.ElementTheme
+
+@Composable
+fun ElementLogoAtom(
+    size: ElementLogoAtomSize,
+    modifier: Modifier = Modifier,
+) {
+    val outerSize = when (size) {
+        ElementLogoAtomSize.Large -> 158.dp
+        ElementLogoAtomSize.Medium -> 120.dp
+    }
+    val logoSize = when (size) {
+        ElementLogoAtomSize.Large -> 110.dp
+        ElementLogoAtomSize.Medium -> 83.5.dp
+    }
+    val cornerRadius = when (size) {
+        ElementLogoAtomSize.Large -> 44.dp
+        ElementLogoAtomSize.Medium -> 33.dp
+    }
+    val borderWidth = when (size) {
+        ElementLogoAtomSize.Large -> 1.dp
+        ElementLogoAtomSize.Medium -> 0.38.dp
+    }
+    val blur = if (isSystemInDarkTheme()) {
+        160.dp
+    } else {
+        24.dp
+    }
+    //box-shadow: 0px 6.075949668884277px 24.30379867553711px 0px #1B1D2280;
+    val shadowColor = if (isSystemInDarkTheme()) {
+        Color.Black.copy(alpha = 0.4f)
+    } else {
+        Color(0x401B1D22)
+    }
+    val backgroundColor = if (isSystemInDarkTheme()) Color.White.copy(alpha = 0.2f) else Color.White.copy(alpha = 0.4f)
+    val borderColor = if (isSystemInDarkTheme()) Color.White.copy(alpha = 0.8f) else Color.White.copy(alpha = 0.4f)
+    Box(
+        modifier = modifier
+            .size(outerSize)
+            .border(borderWidth, borderColor, RoundedCornerShape(cornerRadius)),
+        contentAlignment = Alignment.Center,
+    ) {
+        Box(
+            Modifier
+                .size(outerSize)
+                .shapeShadow(
+                    color = shadowColor,
+                    cornerRadius = cornerRadius,
+                    blurRadius = 32.dp,
+                    offsetY = 8.dp,
+                )
+        )
+        Box(
+            Modifier
+                .clip(RoundedCornerShape(cornerRadius))
+                .size(outerSize)
+                .background(backgroundColor)
+                .blur(blur)
+        )
+        Image(
+            modifier = Modifier.size(logoSize),
+            painter = painterResource(id = R.drawable.element_logo),
+            contentDescription = null
+        )
+    }
+}
+
+enum class ElementLogoAtomSize {
+    Medium,
+    Large
+}
+
+@Composable
+@DayNightPreviews
+internal fun ElementLogoAtomPreview() {
+    ElementPreview {
+        Box(
+            Modifier
+                .size(180.dp)
+                .background(ElementTheme.colors.bgSubtlePrimary),
+            contentAlignment = Alignment.Center
+        ) {
+            ElementLogoAtom(ElementLogoAtomSize.Large)
+        }
+    }
+}
+
+fun Modifier.shapeShadow(
+    color: Color = Color.Black,
+    cornerRadius: Dp = 0.dp,
+    offsetX: Dp = 0.dp,
+    offsetY: Dp = 0.dp,
+    blurRadius: Dp = 0.dp,
+) = then(
+    drawBehind {
+        drawIntoCanvas { canvas ->
+            val path = Path().apply {
+                addRoundRect(RoundRect(Rect(Offset.Zero, size), CornerRadius(cornerRadius.toPx())))
+            }
+
+            clipPath(path, ClipOp.Difference) {
+                val paint = Paint()
+                val frameworkPaint = paint.asFrameworkPaint()
+                if (blurRadius != 0.dp) {
+                    frameworkPaint.maskFilter = (BlurMaskFilter(blurRadius.toPx(), BlurMaskFilter.Blur.NORMAL))
+                }
+                frameworkPaint.color = color.toArgb()
+
+                val leftPixel = offsetX.toPx()
+                val topPixel = offsetY.toPx()
+                val rightPixel = size.width + topPixel
+                val bottomPixel = size.height + leftPixel
+
+                canvas.drawRect(
+                    left = leftPixel,
+                    top = topPixel,
+                    right = rightPixel,
+                    bottom = bottomPixel,
+                    paint = paint,
+                )
+            }
+        }
+    }
+)

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/atomic/atoms/InfoListItemMolecule.kt

@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.designsystem.atomic.atoms
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Info
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.unit.dp
+import io.element.android.libraries.designsystem.preview.DayNightPreviews
+import io.element.android.libraries.designsystem.preview.ElementPreview
+import io.element.android.libraries.designsystem.theme.components.Icon
+import io.element.android.libraries.designsystem.theme.components.Text
+
+@Composable
+fun InfoListItemMolecule(
+    message: @Composable () -> Unit,
+    position: InfoListItemPosition,
+    backgroundColor: Color,
+    modifier: Modifier = Modifier,
+    icon: @Composable () -> Unit = {},
+) {
+    val radius = 14.dp
+    val backgroundShape = remember(position) {
+        when (position) {
+            InfoListItemPosition.Single -> RoundedCornerShape(radius)
+            InfoListItemPosition.Top -> RoundedCornerShape(topStart = radius, topEnd = radius)
+            InfoListItemPosition.Middle -> RoundedCornerShape(0.dp)
+            InfoListItemPosition.Bottom -> RoundedCornerShape(bottomStart = radius, bottomEnd = radius)
+        }
+    }
+    Row(
+        modifier = modifier
+            .fillMaxWidth()
+            .background(
+                color = backgroundColor,
+                shape = backgroundShape,
+            )
+            .padding(vertical = 12.dp, horizontal = 20.dp),
+        horizontalArrangement = Arrangement.spacedBy(16.dp),
+    ) {
+        icon()
+        message()
+    }
+}
+
+@DayNightPreviews
+@Composable
+fun InfoListItemMoleculePreview() {
+    ElementPreview {
+        val color = if (isSystemInDarkTheme()) Color.DarkGray else Color.LightGray
+        Column(
+            modifier = Modifier.padding(10.dp),
+            verticalArrangement = Arrangement.spacedBy(8.dp),
+        ) {
+            InfoListItemMolecule(
+                message = { Text("A single item") },
+                icon = { Icon(imageVector = Icons.Default.Info, contentDescription = null) },
+                position = InfoListItemPosition.Single,
+                backgroundColor = color,
+            )
+            InfoListItemMolecule(
+                message = { Text("A top item") },
+                icon = { Icon(imageVector = Icons.Default.Info, contentDescription = null) },
+                position = InfoListItemPosition.Top,
+                backgroundColor = color,
+            )
+            InfoListItemMolecule(
+                message = { Text("A middle item") },
+                icon = { Icon(imageVector = Icons.Default.Info, contentDescription = null) },
+                position = InfoListItemPosition.Middle,
+                backgroundColor = color,
+            )
+            InfoListItemMolecule(
+                message = { Text("A bottom item") },
+                icon = { Icon(imageVector = Icons.Default.Info, contentDescription = null) },
+                position = InfoListItemPosition.Bottom,
+                backgroundColor = color,
+            )
+        }
+    }
+}
+
+enum class InfoListItemPosition {
+    Top,
+    Middle,
+    Bottom,
+    Single,
+}

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/atomic/molecules/InfoListOrganism.kt

@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.designsystem.atomic.molecules
+
+import androidx.annotation.DrawableRes
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.material3.LocalContentColor
+import androidx.compose.material3.LocalTextStyle
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.unit.dp
+import io.element.android.libraries.designsystem.atomic.atoms.InfoListItemMolecule
+import io.element.android.libraries.designsystem.atomic.atoms.InfoListItemPosition
+import io.element.android.libraries.designsystem.theme.components.Icon
+import io.element.android.libraries.designsystem.theme.components.Text
+import io.element.android.libraries.theme.ElementTheme
+import kotlinx.collections.immutable.ImmutableList
+
+@Composable
+fun InfoListOrganism(
+    items: ImmutableList<InfoListItem>,
+    backgroundColor: Color,
+    modifier: Modifier = Modifier,
+    iconTint: Color = LocalContentColor.current,
+    textStyle: TextStyle = LocalTextStyle.current,
+    verticalArrangement: Arrangement.Vertical = Arrangement.spacedBy(4.dp),
+) {
+    Column(
+        modifier = modifier,
+        verticalArrangement = verticalArrangement,
+    ) {
+        for ((index, item) in items.withIndex()) {
+            val position = when {
+                items.size == 1 -> InfoListItemPosition.Single
+                index == 0 -> InfoListItemPosition.Top
+                index == items.size - 1 -> InfoListItemPosition.Bottom
+                else -> InfoListItemPosition.Middle
+            }
+            InfoListItemMolecule(
+                message = {
+                    Text(
+                        text = item.message,
+                        style = textStyle,
+                        color = ElementTheme.colors.textPrimary,
+                    )
+                },
+                icon = {
+                    if (item.iconId != null) {
+                        Icon(resourceId = item.iconId, contentDescription = null, tint = iconTint)
+                    } else if (item.iconVector != null) {
+                        Icon(imageVector = item.iconVector, contentDescription = null, tint = iconTint)
+                    } else {
+                        item.iconComposable()
+                    }
+                },
+                position = position,
+                backgroundColor = backgroundColor,
+            )
+        }
+    }
+}
+
+data class InfoListItem(
+    val message: String,
+    @DrawableRes val iconId: Int? = null,
+    val iconVector: ImageVector? = null,
+    val iconComposable: @Composable () -> Unit = {},
+)

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/atomic/pages/OnBoardingPage.kt

@@ -41,12 +41,14 @@ import io.element.android.libraries.theme.ElementTheme
  *
  * Ref: https://www.figma.com/file/o9p34zmiuEpZRyvZXJZAYL/FTUE?type=design&node-id=133-5427&t=5SHVppfYzjvkEywR-0
  * @param modifier Classical modifier.
+ * @param contentAlignment horizontal alignment of the contents.
  * @param footer optional footer.
  * @param content main content.
  */
 @Composable
 fun OnBoardingPage(
     modifier: Modifier = Modifier,
+    contentAlignment: Alignment.Horizontal = Alignment.CenterHorizontally,
     footer: @Composable () -> Unit = {},
     content: @Composable () -> Unit = {},
 ) {
@@ -78,6 +80,7 @@ fun OnBoardingPage(
                     .weight(1f)
                     .padding(horizontal = 24.dp)
                     .fillMaxWidth(),
+                horizontalAlignment = contentAlignment,
             ) {
                 content()
             }

libraries/designsystem/src/main/res/drawable/element_logo.xml

@@ -0,0 +1,26 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="110dp"
+    android:height="110dp"
+    android:viewportWidth="110"
+    android:viewportHeight="110">
+  <path
+      android:pathData="M55,110C85.38,110 110,85.38 110,55C110,24.62 85.38,0 55,0C24.62,0 0,24.62 0,55C0,85.38 24.62,110 55,110Z"
+      android:fillColor="#0DBD8B"
+      android:fillType="evenOdd"/>
+  <path
+      android:pathData="M44.94,25.63C44.94,23.41 46.75,21.61 48.97,21.61C64.05,21.61 76.27,33.81 76.27,48.85C76.27,51.07 74.47,52.87 72.25,52.87C70.02,52.87 68.22,51.07 68.22,48.85C68.22,38.25 59.6,29.65 48.97,29.65C46.75,29.65 44.94,27.85 44.94,25.63Z"
+      android:fillColor="#ffffff"
+      android:fillType="evenOdd"/>
+  <path
+      android:pathData="M84.36,44.83C86.59,44.83 88.39,46.63 88.39,48.85C88.39,63.9 76.17,76.1 61.09,76.1C58.87,76.1 57.06,74.3 57.06,72.08C57.06,69.86 58.87,68.06 61.09,68.06C71.72,68.06 80.34,59.46 80.34,48.85C80.34,46.63 82.14,44.83 84.36,44.83Z"
+      android:fillColor="#ffffff"
+      android:fillType="evenOdd"/>
+  <path
+      android:pathData="M65.12,84.37C65.12,86.59 63.32,88.39 61.09,88.39C46.01,88.39 33.79,76.19 33.79,61.15C33.79,58.93 35.59,57.13 37.82,57.13C40.04,57.13 41.85,58.93 41.85,61.15C41.85,71.75 50.46,80.35 61.09,80.35C63.32,80.35 65.12,82.15 65.12,84.37Z"
+      android:fillColor="#ffffff"
+      android:fillType="evenOdd"/>
+  <path
+      android:pathData="M25.63,65.17C23.41,65.17 21.61,63.37 21.61,61.15C21.61,46.1 33.83,33.9 48.91,33.9C51.13,33.9 52.94,35.7 52.94,37.92C52.94,40.14 51.13,41.94 48.91,41.94C38.28,41.94 29.66,50.54 29.66,61.15C29.66,63.37 27.86,65.17 25.63,65.17Z"
+      android:fillColor="#ffffff"
+      android:fillType="evenOdd"/>
+</vector>

libraries/maplibre-compose/build.gradle.kts

@@ -14,18 +14,21 @@
  * limitations under the License.
  */
 
-package io.element.android.libraries.core.data
-
-/**
- * Wrapper for a CharSequence, which support mutation of the CharSequence.
- */
-class StableCharSequence(val charSequence: CharSequence) {
-    private val hash = charSequence.toString().hashCode()
-
-    override fun hashCode() = hash
-    override fun equals(other: Any?) = other is StableCharSequence && other.hash == hash
-
-    override fun toString(): String = "StableCharSequence(\"$charSequence\")"
+plugins {
+    id("io.element.android-compose-library")
+    id("kotlin-parcelize")
 }
 
-fun CharSequence.toStableCharSequence() = StableCharSequence(this)
+android {
+    namespace = "io.element.android.libraries.maplibre.compose"
+
+    kotlinOptions {
+        freeCompilerArgs += "-Xexplicit-api=strict"
+    }
+}
+
+dependencies {
+    api(libs.maplibre)
+    api(libs.maplibre.ktx)
+    api(libs.maplibre.annotation)
+}

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/CameraMode.kt

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+import androidx.compose.runtime.Immutable
+import com.mapbox.mapboxsdk.location.modes.CameraMode as InternalCameraMode
+
+@Immutable
+public enum class CameraMode {
+    NONE,
+    NONE_COMPASS,
+    NONE_GPS,
+    TRACKING,
+    TRACKING_COMPASS,
+    TRACKING_GPS,
+    TRACKING_GPS_NORTH;
+
+    @InternalCameraMode.Mode
+    internal fun toInternal(): Int = when (this) {
+        NONE -> InternalCameraMode.NONE
+        NONE_COMPASS -> InternalCameraMode.NONE_COMPASS
+        NONE_GPS -> InternalCameraMode.NONE_GPS
+        TRACKING -> InternalCameraMode.TRACKING
+        TRACKING_COMPASS -> InternalCameraMode.TRACKING_COMPASS
+        TRACKING_GPS -> InternalCameraMode.TRACKING_GPS
+        TRACKING_GPS_NORTH -> InternalCameraMode.TRACKING_GPS_NORTH
+    }
+
+    internal companion object {
+        fun fromInternal(@InternalCameraMode.Mode mode: Int): CameraMode = when (mode) {
+            InternalCameraMode.NONE -> NONE
+            InternalCameraMode.NONE_COMPASS -> NONE_COMPASS
+            InternalCameraMode.NONE_GPS -> NONE_GPS
+            InternalCameraMode.TRACKING -> TRACKING
+            InternalCameraMode.TRACKING_COMPASS -> TRACKING_COMPASS
+            InternalCameraMode.TRACKING_GPS -> TRACKING_GPS
+            InternalCameraMode.TRACKING_GPS_NORTH -> TRACKING_GPS_NORTH
+            else -> error("Unknown camera mode: $mode")
+        }
+    }
+}

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/CameraMoveStartedReason.kt

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+import androidx.compose.runtime.Immutable
+import com.mapbox.mapboxsdk.maps.MapboxMap.OnCameraMoveStartedListener.REASON_API_ANIMATION
+import com.mapbox.mapboxsdk.maps.MapboxMap.OnCameraMoveStartedListener.REASON_API_GESTURE
+import com.mapbox.mapboxsdk.maps.MapboxMap.OnCameraMoveStartedListener.REASON_DEVELOPER_ANIMATION
+
+/**
+ * Enumerates the different reasons why the map camera started to move.
+ *
+ * Based on enum values from https://docs.maptiler.com/maplibre-gl-native-android/com.mapbox.mapboxsdk.maps/#oncameramovestartedlistener.
+ *
+ * [NO_MOVEMENT_YET] is used as the initial state before any map movement has been observed.
+ *
+ * [UNKNOWN] is used to represent when an unsupported integer value is provided to [fromInt] - this
+ * may be a new constant value from the Maps SDK that isn't supported by maps-compose yet, in which
+ * case this library should be updated to include a new enum value for that constant.
+ */
+@Immutable
+public enum class CameraMoveStartedReason(public val value: Int) {
+    UNKNOWN(-2),
+    NO_MOVEMENT_YET(-1),
+    GESTURE(REASON_API_GESTURE),
+    API_ANIMATION(REASON_API_ANIMATION),
+    DEVELOPER_ANIMATION(REASON_DEVELOPER_ANIMATION);
+
+    public companion object {
+        /**
+         * Converts from the Maps SDK [com.mapbox.mapboxsdk.maps.MapboxMap.OnCameraMoveStartedListener]
+         * constants to [CameraMoveStartedReason], or returns [UNKNOWN] if there is no such
+         * [CameraMoveStartedReason] for the given [value].
+         *
+         * See https://docs.maptiler.com/maplibre-gl-native-android/com.mapbox.mapboxsdk.maps/#oncameramovestartedlistener.
+         */
+        public fun fromInt(value: Int): CameraMoveStartedReason {
+            return values().firstOrNull { it.value == value } ?: return UNKNOWN
+        }
+    }
+}

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/CameraPositionState.kt

@@ -0,0 +1,189 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+import android.location.Location
+import android.os.Parcelable
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.ReadOnlyComposable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.saveable.Saver
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
+import androidx.compose.runtime.staticCompositionLocalOf
+import com.mapbox.mapboxsdk.camera.CameraPosition
+import com.mapbox.mapboxsdk.camera.CameraUpdateFactory
+import com.mapbox.mapboxsdk.maps.MapboxMap
+import com.mapbox.mapboxsdk.maps.Projection
+import kotlinx.parcelize.Parcelize
+
+/**
+ * Create and [rememberSaveable] a [CameraPositionState] using [CameraPositionState.Saver].
+ * [init] will be called when the [CameraPositionState] is first created to configure its
+ * initial state.
+ */
+@Composable
+public inline fun rememberCameraPositionState(
+    key: String? = null,
+    crossinline init: CameraPositionState.() -> Unit = {}
+): CameraPositionState = rememberSaveable(key = key, saver = CameraPositionState.Saver) {
+    CameraPositionState().apply(init)
+}
+
+/**
+ * A state object that can be hoisted to control and observe the map's camera state.
+ * A [CameraPositionState] may only be used by a single [MapboxMap] composable at a time
+ * as it reflects instance state for a single view of a map.
+ *
+ * @param position the initial camera position
+ * @param cameraMode the initial camera mode
+ */
+public class CameraPositionState(
+    position: CameraPosition = CameraPosition.Builder().build(),
+    cameraMode: CameraMode = CameraMode.NONE,
+) {
+    /**
+     * Whether the camera is currently moving or not. This includes any kind of movement:
+     * panning, zooming, or rotation.
+     */
+    public var isMoving: Boolean by mutableStateOf(false)
+        internal set
+
+    /**
+     * The reason for the start of the most recent camera moment, or
+     * [CameraMoveStartedReason.NO_MOVEMENT_YET] if the camera hasn't moved yet or
+     * [CameraMoveStartedReason.UNKNOWN] if an unknown constant is received from the Maps SDK.
+     */
+    public var cameraMoveStartedReason: CameraMoveStartedReason by mutableStateOf(
+        CameraMoveStartedReason.NO_MOVEMENT_YET
+    )
+        internal set
+
+    /**
+     * Returns the current [Projection] to be used for converting between screen
+     * coordinates and lat/lng.
+     */
+    public val projection: Projection?
+        get() = map?.projection
+
+    /**
+     * Local source of truth for the current camera position.
+     * While [map] is non-null this reflects the current position of [map] as it changes.
+     * While [map] is null it reflects the last known map position, or the last value set by
+     * explicitly setting [position].
+     */
+    internal var rawPosition by mutableStateOf(position)
+
+    /**
+     * Current position of the camera on the map.
+     */
+    public var position: CameraPosition
+        get() = rawPosition
+        set(value) {
+            synchronized(lock) {
+                val map = map
+                if (map == null) {
+                    rawPosition = value
+                } else {
+                    map.moveCamera(CameraUpdateFactory.newCameraPosition(value))
+                }
+            }
+        }
+
+    /**
+     * Local source of truth for the current camera mode.
+     * While [map] is non-null this reflects the current camera mode as it changes.
+     * While [map] is null it reflects the last known camera mode, or the last value set by
+     * explicitly setting [cameraMode].
+     */
+    internal var rawCameraMode by mutableStateOf(cameraMode)
+
+    /**
+     * Current tracking mode of the camera.
+     */
+    public var cameraMode: CameraMode
+        get() = rawCameraMode
+        set(value) {
+            synchronized(lock) {
+                val map = map
+                if (map == null) {
+                    rawCameraMode = value
+                } else {
+                    map.locationComponent.cameraMode = value.toInternal()
+                }
+            }
+        }
+
+    /**
+     * The user's last available location.
+     */
+    public var location: Location? by mutableStateOf(null)
+        internal set
+
+    // Used to perform side effects thread-safely.
+    // Guards all mutable properties that are not `by mutableStateOf`.
+    private val lock = Unit
+
+    // The map currently associated with this CameraPositionState.
+    // Guarded by `lock`.
+    private var map: MapboxMap? by mutableStateOf(null)
+
+    // The current map is set and cleared by side effect.
+    // There can be only one associated at a time.
+    internal fun setMap(map: MapboxMap?) {
+        synchronized(lock) {
+            if (this.map == null && map == null) return
+            if (this.map != null && map != null) {
+                error("CameraPositionState may only be associated with one MapboxMap at a time")
+            }
+            this.map = map
+            if (map == null) {
+                isMoving = false
+            } else {
+                map.moveCamera(CameraUpdateFactory.newCameraPosition(position))
+                map.locationComponent.cameraMode = cameraMode.toInternal()
+            }
+        }
+    }
+
+    public companion object {
+        /**
+         * The default saver implementation for [CameraPositionState].
+         */
+        public val Saver: Saver<CameraPositionState, SaveableCameraPositionState> = Saver(
+            save = { SaveableCameraPositionState(it.position, it.cameraMode.toInternal()) },
+            restore = { CameraPositionState(it.position, CameraMode.fromInternal(it.cameraMode)) }
+        )
+    }
+}
+
+/** Provides the [CameraPositionState] used by the map. */
+internal val LocalCameraPositionState = staticCompositionLocalOf { CameraPositionState() }
+
+/** The current [CameraPositionState] used by the map. */
+public val currentCameraPositionState: CameraPositionState
+    @[MapboxMapComposable ReadOnlyComposable Composable]
+    get() = LocalCameraPositionState.current
+
+@Parcelize
+public data class SaveableCameraPositionState(
+    val position: CameraPosition,
+    val cameraMode: Int
+) : Parcelable

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/IconAnchor.kt

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+import androidx.compose.runtime.Immutable
+import com.mapbox.mapboxsdk.style.layers.Property
+
+@Immutable
+public enum class IconAnchor {
+    CENTER,
+    LEFT,
+    RIGHT,
+    TOP,
+    BOTTOM,
+    TOP_LEFT,
+    TOP_RIGHT,
+    BOTTOM_LEFT,
+    BOTTOM_RIGHT;
+
+    @Property.ICON_ANCHOR
+    internal fun toInternal(): String = when (this) {
+        CENTER -> Property.ICON_ANCHOR_CENTER
+        LEFT -> Property.ICON_ANCHOR_LEFT
+        RIGHT -> Property.ICON_ANCHOR_RIGHT
+        TOP -> Property.ICON_ANCHOR_TOP
+        BOTTOM -> Property.ICON_ANCHOR_BOTTOM
+        TOP_LEFT -> Property.ICON_ANCHOR_TOP_LEFT
+        TOP_RIGHT -> Property.ICON_ANCHOR_TOP_RIGHT
+        BOTTOM_LEFT -> Property.ICON_ANCHOR_BOTTOM_LEFT
+        BOTTOM_RIGHT -> Property.ICON_ANCHOR_BOTTOM_RIGHT
+    }
+}

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/MapApplier.kt

@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+import androidx.compose.runtime.AbstractApplier
+import com.mapbox.mapboxsdk.maps.MapboxMap
+import com.mapbox.mapboxsdk.maps.Style
+import com.mapbox.mapboxsdk.plugins.annotation.SymbolManager
+
+internal interface MapNode {
+    fun onAttached() {}
+    fun onRemoved() {}
+    fun onCleared() {}
+}
+
+private object MapNodeRoot : MapNode
+
+internal class MapApplier(
+    val map: MapboxMap,
+    val style: Style,
+    val symbolManager: SymbolManager,
+) : AbstractApplier<MapNode>(MapNodeRoot) {
+
+    private val decorations = mutableListOf<MapNode>()
+
+    override fun onClear() {
+        symbolManager.deleteAll()
+        decorations.forEach { it.onCleared() }
+        decorations.clear()
+    }
+
+    override fun insertBottomUp(index: Int, instance: MapNode) {
+        decorations.add(index, instance)
+        instance.onAttached()
+    }
+
+    override fun insertTopDown(index: Int, instance: MapNode) {
+        // insertBottomUp is preferred
+    }
+
+    override fun move(from: Int, to: Int, count: Int) {
+        decorations.move(from, to, count)
+    }
+
+    override fun remove(index: Int, count: Int) {
+        repeat(count) {
+            decorations[index + it].onRemoved()
+        }
+        decorations.remove(index, count)
+    }
+}

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/MapLocationSettings.kt

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+internal val DefaultMapLocationSettings = MapLocationSettings()
+
+/**
+ * Data class for UI-related settings on the map.
+ *
+ * Note: Should not be a data class if in need of maintaining binary compatibility
+ * on future changes. See: https://jakewharton.com/public-api-challenges-in-kotlin/
+ */
+public data class MapLocationSettings(
+    public val locationEnabled: Boolean = false,
+)

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/MapSymbolManagerSettings.kt

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+internal val DefaultMapSymbolManagerSettings = MapSymbolManagerSettings()
+
+/**
+ * Data class for UI-related settings on the map.
+ *
+ * Note: Should not be a data class if in need of maintaining binary compatibility
+ * on future changes. See: https://jakewharton.com/public-api-challenges-in-kotlin/
+ */
+public data class MapSymbolManagerSettings(
+    public val iconAllowOverlap: Boolean = false,
+)

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/MapUiSettings.kt

@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+import android.view.Gravity
+import androidx.compose.ui.graphics.Color
+
+internal val DefaultMapUiSettings = MapUiSettings()
+
+/**
+ * Data class for UI-related settings on the map.
+ *
+ * Note: Should not be a data class if in need of maintaining binary compatibility
+ * on future changes. See: https://jakewharton.com/public-api-challenges-in-kotlin/
+ */
+public data class MapUiSettings(
+    public val compassEnabled: Boolean = true,
+    public val rotationGesturesEnabled: Boolean = true,
+    public val scrollGesturesEnabled: Boolean = true,
+    public val tiltGesturesEnabled: Boolean = true,
+    public val zoomGesturesEnabled: Boolean = true,
+    public val logoGravity: Int = Gravity.BOTTOM,
+    public val attributionGravity: Int = Gravity.BOTTOM,
+    public val attributionTintColor: Color = Color.Unspecified,
+)

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/MapUpdater.kt

@@ -0,0 +1,154 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+@file:Suppress("MatchingDeclarationName")
+package io.element.android.libraries.maplibre.compose
+
+import android.annotation.SuppressLint
+import android.content.Context
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.ComposeNode
+import androidx.compose.runtime.currentComposer
+import androidx.compose.ui.graphics.toArgb
+import androidx.compose.ui.platform.LocalContext
+import com.mapbox.mapboxsdk.location.LocationComponentActivationOptions
+import com.mapbox.mapboxsdk.location.LocationComponentOptions
+import com.mapbox.mapboxsdk.location.OnCameraTrackingChangedListener
+import com.mapbox.mapboxsdk.location.engine.LocationEngineRequest
+import com.mapbox.mapboxsdk.maps.MapboxMap
+import com.mapbox.mapboxsdk.maps.Style
+
+private const val LOCATION_REQUEST_INTERVAL = 750L
+
+internal class MapPropertiesNode(
+    val map: MapboxMap,
+    style: Style,
+    context: Context,
+    cameraPositionState: CameraPositionState,
+) : MapNode {
+
+    init {
+        map.locationComponent.activateLocationComponent(
+            LocationComponentActivationOptions.Builder(context, style)
+                .locationComponentOptions(
+                    LocationComponentOptions.builder(context)
+                        .pulseEnabled(true)
+                        .build()
+                )
+                .locationEngineRequest(
+                    LocationEngineRequest.Builder(LOCATION_REQUEST_INTERVAL)
+                        .setPriority(LocationEngineRequest.PRIORITY_HIGH_ACCURACY)
+                        .setFastestInterval(LOCATION_REQUEST_INTERVAL)
+                        .build()
+                )
+                .build()
+        )
+        cameraPositionState.setMap(map)
+    }
+
+    var cameraPositionState = cameraPositionState
+        set(value) {
+            if (value == field) return
+            field.setMap(null)
+            field = value
+            value.setMap(map)
+        }
+
+    override fun onAttached() {
+        map.addOnCameraIdleListener {
+            cameraPositionState.isMoving = false
+            // addOnCameraIdleListener is only invoked when the camera position
+            // is changed via .animate(). To handle updating state when .move()
+            // is used, it's necessary to set the camera's position here as well
+            cameraPositionState.rawPosition = map.cameraPosition
+            // Updating user location on every camera move due to lack of a better location updates API.
+            cameraPositionState.location = map.locationComponent.lastKnownLocation
+        }
+        map.addOnCameraMoveCancelListener {
+            cameraPositionState.isMoving = false
+        }
+        map.addOnCameraMoveStartedListener {
+            cameraPositionState.cameraMoveStartedReason = CameraMoveStartedReason.fromInt(it)
+            cameraPositionState.isMoving = true
+        }
+        map.addOnCameraMoveListener {
+            cameraPositionState.rawPosition = map.cameraPosition
+            // Updating user location on every camera move due to lack of a better location updates API.
+            cameraPositionState.location = map.locationComponent.lastKnownLocation
+        }
+        map.locationComponent.addOnCameraTrackingChangedListener(object : OnCameraTrackingChangedListener {
+            override fun onCameraTrackingDismissed() {}
+
+            override fun onCameraTrackingChanged(currentMode: Int) {
+                cameraPositionState.rawCameraMode = CameraMode.fromInternal(currentMode)
+            }
+        })
+    }
+
+    override fun onRemoved() {
+        cameraPositionState.setMap(null)
+    }
+
+    override fun onCleared() {
+        cameraPositionState.setMap(null)
+    }
+}
+
+/**
+ * Used to keep the primary map properties up to date. This should never leave the map composition.
+ */
+@SuppressLint("MissingPermission")
+@Suppress("NOTHING_TO_INLINE")
+@Composable
+internal inline fun MapUpdater(
+    cameraPositionState: CameraPositionState,
+    mapLocationSettings: MapLocationSettings,
+    mapUiSettings: MapUiSettings,
+    mapSymbolManagerSettings: MapSymbolManagerSettings,
+) {
+    val mapApplier = currentComposer.applier as MapApplier
+    val map = mapApplier.map
+    val style = mapApplier.style
+    val symbolManager = mapApplier.symbolManager
+    val context = LocalContext.current
+    ComposeNode<MapPropertiesNode, MapApplier>(
+        factory = {
+            MapPropertiesNode(
+                map = map,
+                style = style,
+                context = context,
+                cameraPositionState = cameraPositionState,
+            )
+        },
+        update = {
+            set(mapLocationSettings.locationEnabled) { map.locationComponent.isLocationComponentEnabled = it }
+
+            set(mapUiSettings.compassEnabled) { map.uiSettings.isCompassEnabled = it }
+            set(mapUiSettings.rotationGesturesEnabled) { map.uiSettings.isRotateGesturesEnabled = it }
+            set(mapUiSettings.scrollGesturesEnabled) { map.uiSettings.isScrollGesturesEnabled = it }
+            set(mapUiSettings.tiltGesturesEnabled) { map.uiSettings.isTiltGesturesEnabled = it }
+            set(mapUiSettings.zoomGesturesEnabled) { map.uiSettings.isZoomGesturesEnabled = it }
+            set(mapUiSettings.logoGravity) { map.uiSettings.logoGravity = it }
+            set(mapUiSettings.attributionGravity) { map.uiSettings.attributionGravity = it }
+            set(mapUiSettings.attributionTintColor) { map.uiSettings.setAttributionTintColor(it.toArgb()) }
+
+            set(mapSymbolManagerSettings.iconAllowOverlap) { symbolManager.iconAllowOverlap = it }
+
+            update(cameraPositionState) { this.cameraPositionState = it }
+        }
+    )
+}

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/MapboxMap.kt

@@ -0,0 +1,251 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+import android.content.ComponentCallbacks
+import android.content.Context
+import android.content.res.Configuration
+import android.os.Bundle
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Box
+import androidx.compose.material.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.Composition
+import androidx.compose.runtime.CompositionContext
+import androidx.compose.runtime.CompositionLocalProvider
+import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.MutableState
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCompositionContext
+import androidx.compose.runtime.rememberUpdatedState
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalInspectionMode
+import androidx.compose.ui.platform.LocalLifecycleOwner
+import androidx.compose.ui.viewinterop.AndroidView
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleEventObserver
+import com.mapbox.mapboxsdk.Mapbox
+import com.mapbox.mapboxsdk.maps.MapView
+import com.mapbox.mapboxsdk.maps.MapboxMap
+import com.mapbox.mapboxsdk.maps.Style
+import com.mapbox.mapboxsdk.plugins.annotation.SymbolManager
+import kotlinx.collections.immutable.ImmutableMap
+import kotlinx.collections.immutable.persistentMapOf
+import kotlinx.coroutines.awaitCancellation
+import kotlin.coroutines.resume
+import kotlin.coroutines.suspendCoroutine
+
+/**
+ * A compose container for a MapLibre [MapView].
+ *
+ * Heavily inspired by https://github.com/googlemaps/android-maps-compose
+ *
+ * @param styleUri a URI where to asynchronously fetch a style for the map
+ * @param modifier Modifier to be applied to the MapboxMap
+ * @param images images added to the map's style to be later used with [Symbol]
+ * @param cameraPositionState the [CameraPositionState] to be used to control or observe the map's
+ * camera state
+ * @param uiSettings the [MapUiSettings] to be used for UI-specific settings on the map
+ * @param symbolManagerSettings the [MapSymbolManagerSettings] to be used for symbol manager settings
+ * @param locationSettings the [MapLocationSettings] to be used for location settings
+ * @param content the content of the map
+ */
+@Composable
+public fun MapboxMap(
+    styleUri: String,
+    modifier: Modifier = Modifier,
+    images: ImmutableMap<String, Int> = persistentMapOf(),
+    cameraPositionState: CameraPositionState = rememberCameraPositionState(),
+    uiSettings: MapUiSettings = DefaultMapUiSettings,
+    symbolManagerSettings: MapSymbolManagerSettings = DefaultMapSymbolManagerSettings,
+    locationSettings: MapLocationSettings = DefaultMapLocationSettings,
+    content: (@Composable @MapboxMapComposable () -> Unit)? = null,
+) {
+    // When in preview, early return a Box with the received modifier preserving layout
+    if (LocalInspectionMode.current) {
+        @Suppress("ModifierReused") // False positive, the modifier is not reused due to the early return.
+        Box(
+            modifier = modifier.background(Color.DarkGray)
+        ) {
+            Text("[Map]", modifier = Modifier.align(Alignment.Center))
+        }
+        return
+    }
+
+    val context = LocalContext.current
+    val mapView = remember {
+        Mapbox.getInstance(context)
+        MapView(context)
+    }
+
+    @Suppress("ModifierReused")
+    AndroidView(modifier = modifier, factory = { mapView })
+    MapLifecycle(mapView)
+
+    // rememberUpdatedState and friends are used here to make these values observable to
+    // the subcomposition without providing a new content function each recomposition
+    val currentCameraPositionState by rememberUpdatedState(cameraPositionState)
+    val currentUiSettings by rememberUpdatedState(uiSettings)
+    val currentMapLocationSettings by rememberUpdatedState(locationSettings)
+    val currentSymbolManagerSettings by rememberUpdatedState(symbolManagerSettings)
+
+    val parentComposition = rememberCompositionContext()
+    val currentContent by rememberUpdatedState(content)
+
+    LaunchedEffect(styleUri, images) {
+        disposingComposition {
+            parentComposition.newComposition(
+                context = context,
+                mapView = mapView,
+                styleUri = styleUri,
+                images = images,
+            ) {
+                MapUpdater(
+                    cameraPositionState = currentCameraPositionState,
+                    mapUiSettings = currentUiSettings,
+                    mapLocationSettings = currentMapLocationSettings,
+                    mapSymbolManagerSettings = currentSymbolManagerSettings,
+                )
+                CompositionLocalProvider(
+                    LocalCameraPositionState provides cameraPositionState,
+                ) {
+                    currentContent?.invoke()
+                }
+            }
+        }
+    }
+}
+
+private suspend inline fun disposingComposition(factory: () -> Composition) {
+    val composition = factory()
+    try {
+        awaitCancellation()
+    } finally {
+        composition.dispose()
+    }
+}
+
+private suspend inline fun CompositionContext.newComposition(
+    context: Context,
+    mapView: MapView,
+    styleUri: String,
+    images: ImmutableMap<String, Int>,
+    noinline content: @Composable () -> Unit
+): Composition {
+    val map = mapView.awaitMap()
+    val style = map.awaitStyle(context, styleUri, images)
+    val symbolManager = SymbolManager(mapView, map, style)
+    return Composition(
+        MapApplier(map, style, symbolManager), this
+    ).apply {
+        setContent(content)
+    }
+}
+
+private suspend inline fun MapView.awaitMap(): MapboxMap = suspendCoroutine { continuation ->
+    getMapAsync { map ->
+        continuation.resume(map)
+    }
+}
+
+private suspend inline fun MapboxMap.awaitStyle(
+    context: Context,
+    styleUri: String,
+    images: ImmutableMap<String, Int>,
+): Style = suspendCoroutine { continuation ->
+    setStyle(
+        Style.Builder().apply {
+            fromUri(styleUri)
+            images.forEach { (id, drawableRes) ->
+                withImage(id, checkNotNull(context.getDrawable(drawableRes)) {
+                    "Drawable resource $drawableRes with id $id not found"
+                })
+            }
+        }
+    ) { style ->
+        continuation.resume(style)
+    }
+}
+
+/**
+ * Registers lifecycle observers to the local [MapView].
+ */
+@Composable
+private fun MapLifecycle(mapView: MapView) {
+    val context = LocalContext.current
+    val lifecycle = LocalLifecycleOwner.current.lifecycle
+    val previousState = remember { mutableStateOf(Lifecycle.Event.ON_CREATE) }
+    DisposableEffect(context, lifecycle, mapView) {
+        val mapLifecycleObserver = mapView.lifecycleObserver(previousState)
+        val callbacks = mapView.componentCallbacks()
+
+        lifecycle.addObserver(mapLifecycleObserver)
+        context.registerComponentCallbacks(callbacks)
+
+        onDispose {
+            lifecycle.removeObserver(mapLifecycleObserver)
+            context.unregisterComponentCallbacks(callbacks)
+        }
+    }
+    DisposableEffect(mapView) {
+        onDispose {
+            mapView.onDestroy()
+            mapView.removeAllViews()
+        }
+    }
+}
+
+private fun MapView.lifecycleObserver(previousState: MutableState<Lifecycle.Event>): LifecycleEventObserver =
+    LifecycleEventObserver { _, event ->
+        event.targetState
+        when (event) {
+            Lifecycle.Event.ON_CREATE -> {
+                // Skip calling mapView.onCreate if the lifecycle did not go through onDestroy - in
+                // this case the MapboxMap composable also doesn't leave the composition. So,
+                // recreating the map does not restore state properly which must be avoided.
+                if (previousState.value != Lifecycle.Event.ON_STOP) {
+                    this.onCreate(Bundle())
+                }
+            }
+            Lifecycle.Event.ON_START -> this.onStart()
+            Lifecycle.Event.ON_RESUME -> this.onResume()
+            Lifecycle.Event.ON_PAUSE -> this.onPause()
+            Lifecycle.Event.ON_STOP -> this.onStop()
+            Lifecycle.Event.ON_DESTROY -> {
+                //handled in onDispose
+            }
+            else -> throw IllegalStateException()
+        }
+        previousState.value = event
+    }
+
+private fun MapView.componentCallbacks(): ComponentCallbacks =
+    object : ComponentCallbacks {
+        override fun onConfigurationChanged(config: Configuration) {}
+
+        override fun onLowMemory() {
+            this@componentCallbacks.onLowMemory()
+        }
+    }

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/MapboxMapComposable.kt

@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+import androidx.compose.runtime.ComposableTargetMarker
+
+/**
+ * An annotation that can be used to mark a composable function as being expected to be use in a
+ * composable function that is also marked or inferred to be marked as a [MapboxMapComposable].
+ *
+ * This will produce build warnings when [MapboxMapComposable] composable functions are used outside
+ * of a [MapboxMapComposable] content lambda, and vice versa.
+ */
+@Retention(AnnotationRetention.BINARY)
+@ComposableTargetMarker(description = "MapLibre Map Composable")
+@Target(
+    AnnotationTarget.FILE,
+    AnnotationTarget.FUNCTION,
+    AnnotationTarget.PROPERTY_GETTER,
+    AnnotationTarget.TYPE,
+    AnnotationTarget.TYPE_PARAMETER,
+)
+public annotation class MapboxMapComposable

libraries/maplibre-compose/src/main/kotlin/io/element/android/libraries/maplibre/compose/Symbol.kt

@@ -0,0 +1,124 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ * Copyright 2021 Google LLC
+ * Copied and adapted from android-maps-compose (https://github.com/googlemaps/android-maps-compose)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.maplibre.compose
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.ComposeNode
+import androidx.compose.runtime.currentComposer
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.saveable.Saver
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
+import com.mapbox.mapboxsdk.geometry.LatLng
+import com.mapbox.mapboxsdk.plugins.annotation.Symbol
+import com.mapbox.mapboxsdk.plugins.annotation.SymbolManager
+import com.mapbox.mapboxsdk.plugins.annotation.SymbolOptions
+
+internal class SymbolNode(
+    val symbolManager: SymbolManager,
+    val symbol: Symbol,
+) : MapNode {
+    override fun onRemoved() {
+        symbolManager.delete(symbol)
+    }
+
+    override fun onCleared() {
+        symbolManager.delete(symbol)
+    }
+}
+
+/**
+ * A state object that can be hoisted to control and observe the symbol state.
+ *
+ * @param position the initial symbol position
+ */
+public class SymbolState(
+    position: LatLng = LatLng(0.0, 0.0)
+) {
+    /**
+     * Current position of the symbol.
+     */
+    public var position: LatLng by mutableStateOf(position)
+
+    public companion object {
+        /**
+         * The default saver implementation for [SymbolState].
+         */
+        public val Saver: Saver<SymbolState, LatLng> = Saver(
+            save = { it.position },
+            restore = { SymbolState(it) }
+        )
+    }
+}
+
+@Composable
+public fun rememberSymbolState(
+    key: String? = null,
+    position: LatLng = LatLng(0.0, 0.0)
+): SymbolState = rememberSaveable(key = key, saver = SymbolState.Saver) {
+    SymbolState(position)
+}
+
+/**
+ * A composable for a symbol on the map.
+ *
+ * @param iconId an id of an image from the current [Style]
+ * @param state the [SymbolState] to be used to control or observe the symbol
+ * state such as its position and info window
+ * @param iconAnchor the anchor for the symbol image
+ */
+@Composable
+@MapboxMapComposable
+public fun Symbol(
+    iconId: String,
+    state: SymbolState = rememberSymbolState(),
+    iconAnchor: IconAnchor? = null,
+) {
+    val mapApplier = currentComposer.applier as MapApplier
+    val symbolManager = mapApplier.symbolManager
+    ComposeNode<SymbolNode, MapApplier>(
+        factory = {
+            SymbolNode(
+                symbolManager = symbolManager,
+                symbol = symbolManager.create(
+                    SymbolOptions().apply {
+                        withLatLng(state.position)
+                        withIconImage(iconId)
+                        iconAnchor?.let { withIconAnchor(it.toInternal()) }
+                    }
+                ),
+            )
+        },
+        update = {
+            update(state.position) {
+                this.symbol.latLng = it
+                symbolManager.update(this.symbol)
+            }
+            update(iconId) {
+                this.symbol.iconImage = it
+                symbolManager.update(this.symbol)
+            }
+            update(iconAnchor) {
+                this.symbol.iconAnchor = it?.toInternal()
+                symbolManager.update(this.symbol)
+            }
+        }
+    )
+}