Show current user in the settings and extract code in CurrentUserProvider.

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/root/PreferencesRootPresenter.kt

@@ -17,23 +17,38 @@
 package io.element.android.features.preferences.impl.root
 
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.MutableState
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.saveable.rememberSaveable
 import io.element.android.features.analytics.api.preferences.AnalyticsPreferencesPresenter
 import io.element.android.features.logout.api.LogoutPreferencePresenter
 import io.element.android.features.rageshake.api.preferences.RageshakePreferencesPresenter
-import io.element.android.libraries.architecture.Async
 import io.element.android.libraries.architecture.Presenter
 import io.element.android.libraries.core.meta.BuildType
+import io.element.android.libraries.matrix.api.user.CurrentUserProvider
+import io.element.android.libraries.matrix.api.user.MatrixUser
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.launch
 import javax.inject.Inject
 
 class PreferencesRootPresenter @Inject constructor(
     private val logoutPresenter: LogoutPreferencePresenter,
     private val rageshakePresenter: RageshakePreferencesPresenter,
     private val analyticsPresenter: AnalyticsPreferencesPresenter,
+    private val currentUserProvider: CurrentUserProvider,
     private val buildType: BuildType,
 ) : Presenter<PreferencesRootState> {
 
     @Composable
     override fun present(): PreferencesRootState {
+        val matrixUser: MutableState<MatrixUser?> = rememberSaveable {
+            mutableStateOf(null)
+        }
+        LaunchedEffect(Unit) {
+            initialLoad(matrixUser)
+        }
+
         val logoutState = logoutPresenter.present()
         val rageshakeState = rageshakePresenter.present()
         val analyticsState = analyticsPresenter.present()
@@ -42,8 +57,12 @@ class PreferencesRootPresenter @Inject constructor(
             logoutState = logoutState,
             rageshakeState = rageshakeState,
             analyticsState = analyticsState,
-            myUser = Async.Uninitialized,
+            myUser = matrixUser.value,
             showDeveloperSettings = showDeveloperSettings
         )
     }
+
+    private fun CoroutineScope.initialLoad(matrixUser: MutableState<MatrixUser?>) = launch {
+        matrixUser.value = currentUserProvider.provide()
+    }
 }

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/root/PreferencesRootState.kt

@@ -19,13 +19,12 @@ package io.element.android.features.preferences.impl.root
 import io.element.android.features.analytics.api.preferences.AnalyticsPreferencesState
 import io.element.android.features.logout.api.LogoutPreferenceState
 import io.element.android.features.rageshake.api.preferences.RageshakePreferencesState
-import io.element.android.libraries.architecture.Async
 import io.element.android.libraries.matrix.api.user.MatrixUser
 
 data class PreferencesRootState(
     val logoutState: LogoutPreferenceState,
     val rageshakeState: RageshakePreferencesState,
     val analyticsState: AnalyticsPreferencesState,
-    val myUser: Async<MatrixUser>,
+    val myUser: MatrixUser?,
     val showDeveloperSettings: Boolean
 )

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/root/PreferencesRootStateProvider.kt

@@ -19,12 +19,11 @@ package io.element.android.features.preferences.impl.root
 import io.element.android.features.analytics.api.preferences.aAnalyticsPreferencesState
 import io.element.android.features.logout.api.aLogoutPreferenceState
 import io.element.android.features.rageshake.api.preferences.aRageshakePreferencesState
-import io.element.android.libraries.architecture.Async
 
 fun aPreferencesRootState() = PreferencesRootState(
     logoutState = aLogoutPreferenceState(),
     rageshakeState = aRageshakePreferencesState(),
     analyticsState = aAnalyticsPreferencesState(),
-    myUser = Async.Uninitialized,
+    myUser = null,
     showDeveloperSettings = true
 )

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/root/PreferencesRootView.kt

@@ -92,5 +92,5 @@ fun PreferencesRootViewDarkPreview(@PreviewParameter(MatrixUserProvider::class)
 
 @Composable
 private fun ContentToPreview(matrixUser: MatrixUser) {
-    PreferencesRootView(aPreferencesRootState().copy(myUser = Async.Success(matrixUser)))
+    PreferencesRootView(aPreferencesRootState().copy(myUser = matrixUser))
 }

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/user/UserPreferences.kt

@@ -16,14 +16,10 @@
 
 package io.element.android.features.preferences.impl.user
 
-import androidx.compose.foundation.layout.Spacer
-import androidx.compose.foundation.layout.height
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.tooling.preview.PreviewParameter
-import androidx.compose.ui.unit.dp
-import io.element.android.libraries.architecture.Async
 import io.element.android.libraries.designsystem.preview.ElementPreviewDark
 import io.element.android.libraries.designsystem.preview.ElementPreviewLight
 import io.element.android.libraries.matrix.api.user.MatrixUser
@@ -32,16 +28,13 @@ import io.element.android.libraries.matrix.ui.components.MatrixUserWithNullProvi
 
 @Composable
 fun UserPreferences(
-    user: Async<MatrixUser>,
+    user: MatrixUser?,
     modifier: Modifier = Modifier,
 ) {
-    when (val userData = user.dataOrNull()) {
-        null -> Spacer(modifier = modifier.height(1.dp))
-        else -> MatrixUserHeader(
-            modifier = modifier,
-            matrixUser = userData
-        )
-    }
+    MatrixUserHeader(
+        modifier = modifier,
+        matrixUser = user
+    )
 }
 
 @Preview
@@ -56,9 +49,5 @@ internal fun UserPreferencesDarkPreview(@PreviewParameter(MatrixUserWithNullProv
 
 @Composable
 private fun ContentToPreview(matrixUser: MatrixUser?) {
-    if (matrixUser == null) {
-        UserPreferences(Async.Uninitialized)
-    } else {
-        UserPreferences(Async.Success(matrixUser))
-    }
+    UserPreferences(matrixUser)
 }

features/preferences/impl/src/test/kotlin/io/element/android/features/preferences/impl/root/PreferencesRootPresenterTest.kt

@@ -28,6 +28,10 @@ import io.element.android.features.rageshake.impl.preferences.DefaultRageshakePr
 import io.element.android.features.rageshake.test.rageshake.FakeRageShake
 import io.element.android.features.rageshake.test.rageshake.FakeRageshakeDataStore
 import io.element.android.libraries.architecture.Async
+import io.element.android.libraries.matrix.api.user.CurrentUserProvider
+import io.element.android.libraries.matrix.api.user.MatrixUser
+import io.element.android.libraries.matrix.test.AN_AVATAR_URL
+import io.element.android.libraries.matrix.test.A_USER_NAME
 import io.element.android.libraries.matrix.test.FakeMatrixClient
 import kotlinx.coroutines.test.runTest
 import org.junit.Test
@@ -35,27 +39,36 @@ import org.junit.Test
 class PreferencesRootPresenterTest {
     @Test
     fun `present - initial state`() = runTest {
-        val logoutPresenter = DefaultLogoutPreferencePresenter(FakeMatrixClient())
+        val matrixClient = FakeMatrixClient()
+        val logoutPresenter = DefaultLogoutPreferencePresenter(matrixClient)
         val rageshakePresenter = DefaultRageshakePreferencesPresenter(FakeRageShake(), FakeRageshakeDataStore())
         val analyticsPresenter = DefaultAnalyticsPreferencesPresenter(FakeAnalyticsService(), A_BUILD_META)
         val presenter = PreferencesRootPresenter(
             logoutPresenter,
             rageshakePresenter,
             analyticsPresenter,
+            CurrentUserProvider(matrixClient),
             A_BUILD_META.buildType
         )
         moleculeFlow(RecompositionClock.Immediate) {
             presenter.present()
         }.test {
-            skipItems(1)
             val initialState = awaitItem()
-            assertThat(initialState.logoutState.logoutAction).isEqualTo(Async.Uninitialized)
-            assertThat(initialState.analyticsState.isEnabled).isFalse()
-            assertThat(initialState.rageshakeState.isEnabled).isTrue()
-            assertThat(initialState.rageshakeState.isSupported).isTrue()
-            assertThat(initialState.rageshakeState.sensitivity).isEqualTo(1.0f)
-            assertThat(initialState.myUser).isEqualTo(Async.Uninitialized)
-            assertThat(initialState.showDeveloperSettings).isEqualTo(true)
+            assertThat(initialState.myUser).isNull()
+            val loadedState = awaitItem()
+            assertThat(loadedState.logoutState.logoutAction).isEqualTo(Async.Uninitialized)
+            assertThat(loadedState.analyticsState.isEnabled).isFalse()
+            assertThat(loadedState.rageshakeState.isEnabled).isTrue()
+            assertThat(loadedState.rageshakeState.isSupported).isTrue()
+            assertThat(loadedState.rageshakeState.sensitivity).isEqualTo(1.0f)
+            assertThat(loadedState.myUser).isEqualTo(
+                MatrixUser(
+                    userId = matrixClient.sessionId,
+                    displayName = A_USER_NAME,
+                    avatarUrl = AN_AVATAR_URL
+                )
+            )
+            assertThat(loadedState.showDeveloperSettings).isEqualTo(true)
         }
     }
 }

features/roomlist/impl/src/main/kotlin/io/element/android/features/roomlist/impl/RoomListPresenter.kt

@@ -26,10 +26,10 @@ import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.runtime.setValue
-import io.element.android.features.networkmonitor.api.NetworkMonitor
-import io.element.android.features.networkmonitor.api.NetworkStatus
 import io.element.android.features.leaveroom.api.LeaveRoomEvent
 import io.element.android.features.leaveroom.api.LeaveRoomPresenter
+import io.element.android.features.networkmonitor.api.NetworkMonitor
+import io.element.android.features.networkmonitor.api.NetworkStatus
 import io.element.android.features.roomlist.impl.model.RoomListRoomSummary
 import io.element.android.features.roomlist.impl.model.RoomListRoomSummaryPlaceholders
 import io.element.android.libraries.architecture.Presenter
@@ -43,8 +43,8 @@ import io.element.android.libraries.designsystem.utils.collectSnackbarMessageAsS
 import io.element.android.libraries.eventformatter.api.RoomLastMessageFormatter
 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.RoomSummary
+import io.element.android.libraries.matrix.api.user.CurrentUserProvider
 import io.element.android.libraries.matrix.api.user.MatrixUser
 import io.element.android.libraries.matrix.api.verification.SessionVerificationService
 import io.element.android.libraries.matrix.api.verification.SessionVerifiedStatus
@@ -60,6 +60,7 @@ private const val extendedRangeSize = 40
 
 class RoomListPresenter @Inject constructor(
     private val client: MatrixClient,
+    private val currentUserProvider: CurrentUserProvider,
     private val lastMessageTimestampFormatter: LastMessageTimestampFormatter,
     private val roomLastMessageFormatter: RoomLastMessageFormatter,
     private val sessionVerificationService: SessionVerificationService,
@@ -162,13 +163,7 @@ class RoomListPresenter @Inject constructor(
     }
 
     private fun CoroutineScope.initialLoad(matrixUser: MutableState<MatrixUser?>) = launch {
-        val userAvatarUrl = client.loadUserAvatarURLString().getOrNull()
-        val userDisplayName = client.loadUserDisplayName().getOrNull()
-        matrixUser.value = MatrixUser(
-            userId = UserId(client.sessionId.value),
-            displayName = userDisplayName,
-            avatarUrl = userAvatarUrl,
-        )
+        matrixUser.value = currentUserProvider.provide()
     }
 
     private fun updateVisibleRange(range: IntRange) {

features/roomlist/impl/src/test/kotlin/io/element/android/features/roomlist/impl/RoomListPresenterTests.kt

@@ -31,6 +31,7 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.designsystem.utils.SnackbarDispatcher
 import io.element.android.libraries.eventformatter.test.FakeRoomLastMessageFormatter
+import io.element.android.libraries.matrix.api.user.CurrentUserProvider
 import io.element.android.libraries.matrix.api.verification.SessionVerifiedStatus
 import io.element.android.libraries.matrix.test.AN_AVATAR_URL
 import io.element.android.libraries.matrix.test.AN_EXCEPTION
@@ -50,8 +51,10 @@ class RoomListPresenterTests {
 
     @Test
     fun `present - should start with no user and then load user with success`() = runTest {
+        val matrixClient = FakeMatrixClient()
         val presenter = RoomListPresenter(
-            FakeMatrixClient(),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService(),
@@ -75,11 +78,13 @@ class RoomListPresenterTests {
 
     @Test
     fun `present - should start with no user and then load user with error`() = runTest {
+        val matrixClient = FakeMatrixClient(
+            userDisplayName = Result.failure(AN_EXCEPTION),
+            userAvatarURLString = Result.failure(AN_EXCEPTION),
+        )
         val presenter = RoomListPresenter(
-            FakeMatrixClient(
-                userDisplayName = Result.failure(AN_EXCEPTION),
-                userAvatarURLString = Result.failure(AN_EXCEPTION),
-            ),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService(),
@@ -100,8 +105,10 @@ class RoomListPresenterTests {
 
     @Test
     fun `present - should filter room with success`() = runTest {
+        val matrixClient = FakeMatrixClient()
         val presenter = RoomListPresenter(
-            FakeMatrixClient(),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService(),
@@ -127,10 +134,12 @@ class RoomListPresenterTests {
     @Test
     fun `present - load 1 room with success`() = runTest {
         val roomSummaryDataSource = FakeRoomSummaryDataSource()
+        val matrixClient = FakeMatrixClient(
+            roomSummaryDataSource = roomSummaryDataSource
+        )
         val presenter = RoomListPresenter(
-            FakeMatrixClient(
-                roomSummaryDataSource = roomSummaryDataSource
-            ),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService(),
@@ -159,10 +168,12 @@ class RoomListPresenterTests {
     @Test
     fun `present - load 1 room with success and filter rooms`() = runTest {
         val roomSummaryDataSource = FakeRoomSummaryDataSource()
+        val matrixClient = FakeMatrixClient(
+            roomSummaryDataSource = roomSummaryDataSource
+        )
         val presenter = RoomListPresenter(
-            FakeMatrixClient(
-                roomSummaryDataSource = roomSummaryDataSource
-            ),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService(),
@@ -197,10 +208,12 @@ class RoomListPresenterTests {
     @Test
     fun `present - update visible range`() = runTest {
         val roomSummaryDataSource = FakeRoomSummaryDataSource()
+        val matrixClient = FakeMatrixClient(
+            roomSummaryDataSource = roomSummaryDataSource
+        )
         val presenter = RoomListPresenter(
-            FakeMatrixClient(
-                roomSummaryDataSource = roomSummaryDataSource
-            ),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService(),
@@ -245,10 +258,12 @@ class RoomListPresenterTests {
     @Test
     fun `present - handle DismissRequestVerificationPrompt`() = runTest {
         val roomSummaryDataSource = FakeRoomSummaryDataSource()
+        val matrixClient = FakeMatrixClient(
+            roomSummaryDataSource = roomSummaryDataSource
+        )
         val presenter = RoomListPresenter(
-            FakeMatrixClient(
-                roomSummaryDataSource = roomSummaryDataSource
-            ),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService().apply {
@@ -274,8 +289,10 @@ class RoomListPresenterTests {
     @Test
     fun `present - sets invite state`() = runTest {
         val inviteStateFlow = MutableStateFlow(InvitesState.NoInvites)
+        val matrixClient = FakeMatrixClient()
         val presenter = RoomListPresenter(
-            FakeMatrixClient(),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService(),
@@ -304,8 +321,10 @@ class RoomListPresenterTests {
 
     @Test
     fun `present - show context menu`() = runTest {
+        val matrixClient = FakeMatrixClient()
         val presenter = RoomListPresenter(
-            FakeMatrixClient(),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService(),
@@ -331,8 +350,10 @@ class RoomListPresenterTests {
 
     @Test
     fun `present - hide context menu`() = runTest {
+        val matrixClient = FakeMatrixClient()
         val presenter = RoomListPresenter(
-            FakeMatrixClient(),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService(),
@@ -363,8 +384,10 @@ class RoomListPresenterTests {
     @Test
     fun `present - leave room calls into leave room presenter`() = runTest {
         val leaveRoomPresenter = LeaveRoomPresenterFake()
+        val matrixClient = FakeMatrixClient()
         val presenter = RoomListPresenter(
-            FakeMatrixClient(),
+            matrixClient,
+            CurrentUserProvider(matrixClient),
             createDateFormatter(),
             FakeRoomLastMessageFormatter(),
             FakeSessionVerificationService(),

libraries/matrix/api/src/main/kotlin/io/element/android/libraries/matrix/api/user/CurrentUserProvider.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.libraries.matrix.api.user
+
+import io.element.android.libraries.matrix.api.MatrixClient
+import javax.inject.Inject
+
+class CurrentUserProvider @Inject constructor(
+    private val matrixClient: MatrixClient,
+) {
+    suspend fun provide(): MatrixUser {
+        val userAvatarUrl = matrixClient.loadUserAvatarURLString().getOrNull()
+        val userDisplayName = matrixClient.loadUserDisplayName().getOrNull()
+        return MatrixUser(
+            userId = matrixClient.sessionId,
+            displayName = userDisplayName,
+            avatarUrl = userAvatarUrl,
+        )
+    }
+}

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/MatrixUserHeader.kt

@@ -16,7 +16,6 @@
 
 package io.element.android.libraries.matrix.ui.components
 
-import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
@@ -42,13 +41,16 @@ import io.element.android.libraries.theme.ElementTheme
 
 @Composable
 fun MatrixUserHeader(
-    matrixUser: MatrixUser,
+    matrixUser: MatrixUser?,
     modifier: Modifier = Modifier,
-    onClick: () -> Unit = {},
+    // onClick: () -> Unit = {},
 ) {
+    if (matrixUser == null) {
+        return MatrixUserHeaderPlaceholder(modifier = modifier)
+    }
     Row(
         modifier = modifier
-            .clickable(onClick = onClick)
+            // .clickable(onClick = onClick)
             .fillMaxWidth()
             .padding(horizontal = 16.dp),
         verticalAlignment = Alignment.CenterVertically

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/MatrixUserHeaderPlaceholder.kt

@@ -0,0 +1,82 @@
+/*
+ * 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.matrix.ui.components
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import io.element.android.libraries.designsystem.atomic.atoms.PlaceholderAtom
+import io.element.android.libraries.designsystem.components.avatar.AvatarSize
+import io.element.android.libraries.designsystem.preview.ElementPreviewDark
+import io.element.android.libraries.designsystem.preview.ElementPreviewLight
+import io.element.android.libraries.designsystem.theme.roomListPlaceholder
+import io.element.android.libraries.theme.ElementTheme
+
+@Composable
+fun MatrixUserHeaderPlaceholder(
+    modifier: Modifier = Modifier,
+) {
+    Row(
+        modifier = modifier
+            .fillMaxWidth()
+            .padding(horizontal = 16.dp),
+        verticalAlignment = Alignment.CenterVertically,
+    ) {
+        Box(
+            modifier = Modifier
+                .padding(vertical = 12.dp)
+                .size(AvatarSize.UserPreference.dp)
+                .background(color = ElementTheme.colors.roomListPlaceholder, shape = CircleShape)
+        )
+        Spacer(modifier = Modifier.width(16.dp))
+        Column(
+            modifier = Modifier.weight(1f)
+        ) {
+            PlaceholderAtom(width = 80.dp, height = 7.dp)
+            Spacer(modifier = Modifier.height(16.dp))
+            PlaceholderAtom(width = 180.dp, height = 6.dp)
+        }
+    }
+}
+
+@Preview
+@Composable
+fun MatrixUserHeaderPlaceholderLightPreview() =
+    ElementPreviewLight { ContentToPreview() }
+
+@Preview
+@Composable
+fun MatrixUserHeaderPlaceholderDarkPreview() =
+    ElementPreviewDark { ContentToPreview() }
+
+@Composable
+private fun ContentToPreview() {
+    MatrixUserHeaderPlaceholder()
+}

samples/minimal/src/main/kotlin/io/element/android/samples/minimal/RoomListScreen.kt

@@ -38,6 +38,7 @@ import io.element.android.libraries.eventformatter.impl.StateContentFormatter
 import io.element.android.libraries.matrix.api.MatrixClient
 import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.room.RoomMembershipObserver
+import io.element.android.libraries.matrix.api.user.CurrentUserProvider
 import io.element.android.services.toolbox.impl.strings.AndroidStringProvider
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
@@ -60,6 +61,7 @@ class RoomListScreen(
     private val stringProvider = AndroidStringProvider(context.resources)
     private val presenter = RoomListPresenter(
         client = matrixClient,
+        currentUserProvider = CurrentUserProvider(matrixClient),
         lastMessageTimestampFormatter = DefaultLastMessageTimestampFormatter(dateTimeProvider, dateFormatters),
         roomLastMessageFormatter = DefaultRoomLastMessageFormatter(
             sp = stringProvider,