Branch StartDM in the RoomMemberDetails screen

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

@@ -256,6 +256,10 @@ class LoggedInFlowNode @AssistedInject constructor(
             }
             is NavTarget.Room -> {
                 val callback = object : RoomLoadedFlowNode.Callback {
+                    override fun onOpenRoom(roomId: RoomId) {
+                        backstack.push(NavTarget.Room(roomId))
+                    }
+
                     override fun onForwardedToSingleRoom(roomId: RoomId) {
                         coroutineScope.launch { attachRoom(roomId) }
                     }

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

@@ -74,6 +74,7 @@ class RoomLoadedFlowNode @AssistedInject constructor(
 ), DaggerComponentOwner {
 
     interface Callback : Plugin {
+        fun onOpenRoom(roomId: RoomId)
         fun onForwardedToSingleRoom(roomId: RoomId)
         fun onOpenGlobalNotificationSettings()
     }
@@ -134,6 +135,10 @@ class RoomLoadedFlowNode @AssistedInject constructor(
             override fun onOpenGlobalNotificationSettings() {
                 callbacks.forEach { it.onOpenGlobalNotificationSettings() }
             }
+
+            override fun onOpenRoom(roomId: RoomId) {
+                callbacks.forEach { it.onOpenRoom(roomId) }
+            }
         }
         return roomDetailsEntryPoint.nodeBuilder(this, buildContext)
             .params(RoomDetailsEntryPoint.Params(initialTarget))

features/roomdetails/api/src/main/kotlin/io/element/android/features/roomdetails/api/RoomDetailsEntryPoint.kt

@@ -22,6 +22,7 @@ import com.bumble.appyx.core.node.Node
 import com.bumble.appyx.core.plugin.Plugin
 import io.element.android.libraries.architecture.FeatureEntryPoint
 import io.element.android.libraries.architecture.NodeInputs
+import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.core.UserId
 import kotlinx.parcelize.Parcelize
 
@@ -42,6 +43,7 @@ interface RoomDetailsEntryPoint : FeatureEntryPoint {
 
     interface Callback : Plugin {
         fun onOpenGlobalNotificationSettings()
+        fun onOpenRoom(roomId: RoomId)
     }
 
     interface NodeBuilder {

features/roomdetails/impl/build.gradle.kts

@@ -51,6 +51,7 @@ dependencies {
     api(projects.services.apperror.api)
     implementation(libs.coil.compose)
     implementation(projects.features.leaveroom.api)
+    implementation(projects.features.createroom.api)
     implementation(projects.services.analytics.api)
 
     testImplementation(libs.test.junit)

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/RoomDetailsFlowNode.kt

@@ -41,6 +41,7 @@ import io.element.android.libraries.architecture.animation.rememberDefaultTransi
 import io.element.android.libraries.architecture.createNode
 import io.element.android.libraries.core.mimetype.MimeTypes
 import io.element.android.libraries.di.RoomScope
+import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.media.MediaSource
 import io.element.android.libraries.mediaviewer.api.local.MediaInfo
@@ -152,6 +153,10 @@ class RoomDetailsFlowNode @AssistedInject constructor(
                     override fun openAvatarPreview(username: String, avatarUrl: String) {
                         backstack.push(NavTarget.MemberAvatarPreview(username, avatarUrl))
                     }
+
+                    override fun onStartDM(roomId: RoomId) {
+                        plugins<RoomDetailsEntryPoint.Callback>().forEach { it.onOpenRoom(roomId) }
+                    }
                 }
                 val plugins = listOf(RoomMemberDetailsNode.RoomMemberDetailsInput(navTarget.roomMemberId), callback)
                 createNode<RoomMemberDetailsNode>(buildContext, plugins)

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/blockuser/BlockUserSection.kt

@@ -85,6 +85,7 @@ private fun PreferenceBlockUser(
             leadingContent = ListItemContent.Icon(IconSource.Vector(CompoundIcons.Block)),
             onClick = { if (!isLoading) eventSink(RoomMemberDetailsEvents.UnblockUser(needsConfirmation = true)) },
             trailingContent = if (isLoading) ListItemContent.Custom(loadingCurrentValue) else null,
+            style = ListItemStyle.Primary,
             modifier = modifier,
         )
     } else {

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/di/RoomMemberModule.kt

@@ -19,6 +19,7 @@ package io.element.android.features.roomdetails.impl.di
 import com.squareup.anvil.annotations.ContributesTo
 import dagger.Module
 import dagger.Provides
+import io.element.android.features.createroom.api.StartDMAction
 import io.element.android.features.roomdetails.impl.members.details.RoomMemberDetailsPresenter
 import io.element.android.libraries.di.RoomScope
 import io.element.android.libraries.matrix.api.MatrixClient
@@ -33,10 +34,11 @@ object RoomMemberModule {
     fun provideRoomMemberDetailsPresenterFactory(
         matrixClient: MatrixClient,
         room: MatrixRoom,
+        startDMAction: StartDMAction,
     ): RoomMemberDetailsPresenter.Factory {
         return object : RoomMemberDetailsPresenter.Factory {
             override fun create(roomMemberId: UserId): RoomMemberDetailsPresenter {
-                return RoomMemberDetailsPresenter(matrixClient, room, roomMemberId)
+                return RoomMemberDetailsPresenter(roomMemberId, matrixClient, room, startDMAction)
             }
         }
     }

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/members/details/RoomMemberDetailsEvents.kt

@@ -17,6 +17,8 @@
 package io.element.android.features.roomdetails.impl.members.details
 
 sealed interface RoomMemberDetailsEvents {
+    data object StartDM : RoomMemberDetailsEvents
+    data object ClearStartDMState : RoomMemberDetailsEvents
     data class BlockUser(val needsConfirmation: Boolean = false) : RoomMemberDetailsEvents
     data class UnblockUser(val needsConfirmation: Boolean = false) : RoomMemberDetailsEvents
     data object ClearBlockUserError : RoomMemberDetailsEvents

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/members/details/RoomMemberDetailsNode.kt

@@ -17,6 +17,7 @@
 package io.element.android.features.roomdetails.impl.members.details
 
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import com.bumble.appyx.core.lifecycle.subscribe
@@ -29,9 +30,11 @@ import im.vector.app.features.analytics.plan.MobileScreen
 import io.element.android.anvilannotations.ContributesNode
 import io.element.android.features.roomdetails.impl.R
 import io.element.android.libraries.androidutils.system.startSharePlainTextIntent
+import io.element.android.libraries.architecture.Async
 import io.element.android.libraries.architecture.NodeInputs
 import io.element.android.libraries.architecture.inputs
 import io.element.android.libraries.di.RoomScope
+import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.permalink.PermalinkBuilder
 import io.element.android.services.analytics.api.AnalyticsService
@@ -46,8 +49,9 @@ class RoomMemberDetailsNode @AssistedInject constructor(
     presenterFactory: RoomMemberDetailsPresenter.Factory,
 ) : Node(buildContext, plugins = plugins) {
 
-    interface Callback: NodeInputs {
+    interface Callback : NodeInputs {
         fun openAvatarPreview(username: String, avatarUrl: String)
+        fun onStartDM(roomId: RoomId)
     }
 
     data class RoomMemberDetailsInput(
@@ -84,12 +88,23 @@ class RoomMemberDetailsNode @AssistedInject constructor(
             }
         }
 
+        fun onStartDM(roomId: RoomId) {
+            callback.onStartDM(roomId)
+        }
+
         val state = presenter.present()
+
+        LaunchedEffect(state.startDmActionState) {
+            if (state.startDmActionState is Async.Success) {
+                onStartDM(state.startDmActionState.data)
+            }
+        }
         RoomMemberDetailsView(
             state = state,
             modifier = modifier,
             goBack = this::navigateUp,
             onShareUser = ::onShareUser,
+            onDMStarted = ::onStartDM,
             openAvatarPreview = callback::openAvatarPreview,
         )
     }

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/members/details/RoomMemberDetailsPresenter.kt

@@ -25,13 +25,18 @@ import androidx.compose.runtime.produceState
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
+import com.squareup.anvil.annotations.ContributesBinding
 import dagger.assisted.Assisted
+import dagger.assisted.AssistedFactory
 import dagger.assisted.AssistedInject
+import io.element.android.features.createroom.api.StartDMAction
 import io.element.android.features.roomdetails.impl.members.details.RoomMemberDetailsState.ConfirmationDialog
 import io.element.android.libraries.architecture.Async
 import io.element.android.libraries.architecture.Presenter
 import io.element.android.libraries.core.bool.orFalse
+import io.element.android.libraries.di.RoomScope
 import io.element.android.libraries.matrix.api.MatrixClient
+import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.room.MatrixRoom
 import io.element.android.libraries.matrix.ui.room.getRoomMemberAsState
@@ -39,9 +44,10 @@ import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.launch
 
 class RoomMemberDetailsPresenter @AssistedInject constructor(
+    @Assisted private val roomMemberId: UserId,
     private val client: MatrixClient,
     private val room: MatrixRoom,
-    @Assisted private val roomMemberId: UserId,
+    private val startDMAction: StartDMAction,
 ) : Presenter<RoomMemberDetailsState> {
 
     interface Factory {
@@ -53,6 +59,7 @@ class RoomMemberDetailsPresenter @AssistedInject constructor(
         val coroutineScope = rememberCoroutineScope()
         var confirmationDialog by remember { mutableStateOf<ConfirmationDialog?>(null) }
         val roomMember by room.getRoomMemberAsState(roomMemberId)
+        val startDmActionState: MutableState<Async<RoomId>> = remember { mutableStateOf(Async.Uninitialized) }
         // the room member is not really live...
         val isBlocked: MutableState<Async<Boolean>> = remember(roomMember) {
             val isIgnored = roomMember?.isIgnored
@@ -88,6 +95,14 @@ class RoomMemberDetailsPresenter @AssistedInject constructor(
                 RoomMemberDetailsEvents.ClearBlockUserError -> {
                     isBlocked.value = Async.Success(isBlocked.value.dataOrNull().orFalse())
                 }
+                RoomMemberDetailsEvents.StartDM -> {
+                    coroutineScope.launch {
+                        startDMAction.execute(roomMemberId, startDmActionState)
+                    }
+                }
+                RoomMemberDetailsEvents.ClearStartDMState -> {
+                    startDmActionState.value = Async.Uninitialized
+                }
             }
         }
 
@@ -108,6 +123,7 @@ class RoomMemberDetailsPresenter @AssistedInject constructor(
             userName = userName,
             avatarUrl = userAvatar,
             isBlocked = isBlocked.value,
+            startDmActionState = startDmActionState.value,
             displayConfirmationDialog = confirmationDialog,
             isCurrentUser = client.isMe(roomMember?.userId),
             eventSink = ::handleEvents

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/members/details/RoomMemberDetailsState.kt

@@ -17,12 +17,14 @@
 package io.element.android.features.roomdetails.impl.members.details
 
 import io.element.android.libraries.architecture.Async
+import io.element.android.libraries.matrix.api.core.RoomId
 
 data class RoomMemberDetailsState(
     val userId: String,
     val userName: String?,
     val avatarUrl: String?,
     val isBlocked: Async<Boolean>,
+    val startDmActionState: Async<RoomId>,
     val displayConfirmationDialog: ConfirmationDialog?,
     val isCurrentUser: Boolean,
     val eventSink: (RoomMemberDetailsEvents) -> Unit

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/members/details/RoomMemberDetailsStateProvider.kt

@@ -37,6 +37,7 @@ fun aRoomMemberDetailsState() = RoomMemberDetailsState(
     userName = "Daniel",
     avatarUrl = null,
     isBlocked = Async.Success(false),
+    startDmActionState = Async.Uninitialized,
     displayConfirmationDialog = null,
     isCurrentUser = false,
     eventSink = {},

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/members/details/RoomMemberDetailsView.kt

@@ -26,22 +26,33 @@ import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.PreviewParameter
 import androidx.compose.ui.unit.dp
+import io.element.android.compound.tokens.generated.CompoundIcons
 import io.element.android.features.roomdetails.impl.blockuser.BlockUserDialogs
 import io.element.android.features.roomdetails.impl.blockuser.BlockUserSection
+import io.element.android.libraries.designsystem.components.async.AsyncView
 import io.element.android.libraries.designsystem.components.button.BackButton
+import io.element.android.libraries.designsystem.components.list.ListItemContent
 import io.element.android.libraries.designsystem.preview.ElementPreviewDark
 import io.element.android.libraries.designsystem.preview.ElementPreviewLight
 import io.element.android.libraries.designsystem.preview.PreviewWithLargeHeight
+import io.element.android.libraries.designsystem.theme.components.IconSource
+import io.element.android.libraries.designsystem.theme.components.ListItem
+import io.element.android.libraries.designsystem.theme.components.ListItemStyle
 import io.element.android.libraries.designsystem.theme.components.Scaffold
+import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.designsystem.theme.components.TopAppBar
+import io.element.android.libraries.matrix.api.core.RoomId
+import io.element.android.libraries.ui.strings.CommonStrings
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun RoomMemberDetailsView(
     state: RoomMemberDetailsState,
     onShareUser: () -> Unit,
+    onDMStarted: (RoomId) -> Unit,
     goBack: () -> Unit,
     openAvatarPreview: (username: String, url: String) -> Unit,
     modifier: Modifier = Modifier,
@@ -71,31 +82,36 @@ fun RoomMemberDetailsView(
 
             Spacer(modifier = Modifier.height(26.dp))
 
-            // TODO implement send DM
-            // SendMessageSection(onSendMessage = {
-            //     ...
-            // })
-
             if (!state.isCurrentUser) {
+                StartDMSection(onStartDMClicked = { state.eventSink(RoomMemberDetailsEvents.StartDM) })
                 BlockUserSection(state)
                 BlockUserDialogs(state)
             }
+            AsyncView(
+                async = state.startDmActionState,
+                progressText = stringResource(CommonStrings.common_starting_chat),
+                onSuccess = onDMStarted,
+                errorMessage = { stringResource(CommonStrings.common_error) },
+                onRetry = { state.eventSink(RoomMemberDetailsEvents.StartDM) },
+                onErrorDismiss = { state.eventSink(RoomMemberDetailsEvents.ClearStartDMState) },
+            )
         }
     }
 }
 
-/*
 @Composable
-private fun SendMessageSection(onSendMessage: () -> Unit, modifier: Modifier = Modifier) {
-    PreferenceCategory(modifier = modifier) {
-        PreferenceText(
-            title = stringResource(CommonStrings.action_send_message),
-            icon = Icons.Outlined.ChatBubbleOutline,
-            onClick = onSendMessage,
-        )
-    }
+private fun StartDMSection(
+    onStartDMClicked: () -> Unit,
+    modifier: Modifier = Modifier
+) {
+    ListItem(
+        headlineContent = { Text(stringResource(CommonStrings.common_direct_chat)) },
+        leadingContent = ListItemContent.Icon(IconSource.Vector(CompoundIcons.Chat)),
+        style = ListItemStyle.Primary,
+        onClick = onStartDMClicked,
+        modifier = modifier,
+    )
 }
- */
 
 @PreviewWithLargeHeight
 @Composable
@@ -113,6 +129,7 @@ private fun ContentToPreview(state: RoomMemberDetailsState) {
         state = state,
         onShareUser = {},
         goBack = {},
+        onDMStarted = {},
         openAvatarPreview = { _, _ -> }
     )
 }