Add room list header.

features/roomlist/src/main/java/io/element/android/x/features/roomlist/RoomListScreen.kt

@@ -4,9 +4,9 @@ import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.*
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
-import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.Surface
-import androidx.compose.material3.Text
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.ExitToApp
+import androidx.compose.material3.*
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
@@ -15,26 +15,33 @@ import androidx.compose.ui.unit.dp
 import com.airbnb.mvrx.Success
 import com.airbnb.mvrx.compose.collectAsState
 import com.airbnb.mvrx.compose.mavericksViewModel
+import io.element.android.x.ui.theme.components.Avatar
 import org.matrix.rustcomponents.sdk.Room
 
 @Composable
 fun RoomListScreen(
     viewModel: RoomListViewModel = mavericksViewModel(),
-    onRoomClicked: (String) -> Unit = { }
+    onRoomClicked: (String) -> Unit = { },
+    onLogoutClicked: () -> Unit = { },
 ) {
     val state by viewModel.collectAsState()
-    RoomListContent(state, onRoomClicked)
+    RoomListContent(state, onRoomClicked, onLogoutClicked)
 }
 
 @Composable
 fun RoomListContent(
     state: RoomListViewState,
-    onRoomClicked: (String) -> Unit
+    onRoomClicked: (String) -> Unit,
+    onLogoutClicked: () -> Unit
 ) {
     Surface(color = MaterialTheme.colorScheme.background) {
         Column(
             modifier = Modifier.fillMaxSize()
         ) {
+            RoomListTopBar(
+                state = state,
+                onLogoutClicked = onLogoutClicked
+            )
             val rooms = state.rooms
             if (rooms is Success) {
                 LazyColumn {
@@ -49,6 +56,30 @@ fun RoomListContent(
     }
 }
 
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun RoomListTopBar(state: RoomListViewState, onLogoutClicked: () -> Unit) {
+    TopAppBar(
+        title = {
+            Row(
+                modifier = Modifier.fillMaxWidth()
+            ) {
+                val matrixUser = state.user
+                Avatar(data = matrixUser.avatarData)
+                Spacer(modifier = Modifier.width(8.dp))
+                Text("${matrixUser.username}")
+            }
+        },
+        actions = {
+            IconButton(
+                onClick = onLogoutClicked
+            ) {
+                Icon(Icons.Default.ExitToApp, contentDescription = "logout")
+            }
+        }
+    )
+}
+
 @Composable
 private fun RoomItem(
     modifier: Modifier = Modifier,

features/roomlist/src/main/java/io/element/android/x/features/roomlist/RoomListViewModel.kt

@@ -35,7 +35,6 @@ class RoomListViewModel(initialState: RoomListViewState) :
             val client = getClient()
             val url = client.avatarUrl()
             val mediaSource = mediaSourceFromUrl(url)
-            mediaSource.url()
             setState {
                 copy(
                     user = MatrixUser(