composeApp/src/androidMain/composeResources/drawable/ic_add_circle.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+    <path
+        android:fillColor="#000000"
+        android:pathData="M440,680L520,680L520,520L680,520L680,440L520,440L520,280L440,280L440,440L280,440L280,520L440,520L440,680ZM480,880Q397,880 324,848.5Q251,817 197,763Q143,709 111.5,636Q80,563 80,480Q80,397 111.5,324Q143,251 197,197Q251,143 324,111.5Q397,80 480,80Q563,80 636,111.5Q709,143 763,197Q817,251 848.5,324Q880,397 880,480Q880,563 848.5,636Q817,709 763,763Q709,817 636,848.5Q563,880 480,880ZM480,800Q614,800 707,707Q800,614 800,480Q800,346 707,253Q614,160 480,160Q346,160 253,253Q160,346 160,480Q160,614 253,707Q346,800 480,800ZM480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Q480,480 480,480Z" />
+</vector>

composeApp/src/androidMain/kotlin/su/reya/coop/screens/ChatScreen.kt

@@ -64,10 +64,10 @@ import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import coop.composeapp.generated.resources.Res
+import coop.composeapp.generated.resources.ic_add_circle
 import coop.composeapp.generated.resources.ic_arrow_back
 import coop.composeapp.generated.resources.ic_cancel
 import coop.composeapp.generated.resources.ic_check_circle
-import coop.composeapp.generated.resources.ic_plus
 import coop.composeapp.generated.resources.ic_send
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.flowOf
@@ -99,10 +99,10 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
     val context = LocalContext.current
     val snackbarHostState = LocalSnackbarHostState.current
     val navigator = LocalNavigator.current
-    val accountViewModel = LocalAccountViewModel.current
     val chatViewModel = LocalChatViewModel.current
     val profileViewModel = LocalProfileViewModel.current
     val scope = rememberCoroutineScope()
+    val listState = rememberLazyListState()
 
     // Get chat room by ID
     val chatRooms by chatViewModel.chatRooms.collectAsStateWithLifecycle()
@@ -123,10 +123,9 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
         return
     }
 
-    val currentUser = accountViewModel.nostr.signer.currentUser
 
-    val displayName by remember(room, currentUser) {
-        room?.nameFlow(profileViewModel, currentUser) ?: flowOf("Loading...")
+    val displayName by remember(room) {
+        room?.nameFlow(profileViewModel) ?: flowOf("Loading...")
     }.collectAsStateWithLifecycle("Loading...")
 
     val picture by remember(room) {
@@ -137,22 +136,28 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
     var loading by remember { mutableStateOf(true) }
     var newOtherMessages by remember { mutableIntStateOf(0) }
     var requireScreening by remember { mutableStateOf(screening) }
-    var upload by remember { mutableStateOf<Uri?>(null) }
 
-    val listState = rememberLazyListState()
     val messages = remember { mutableStateListOf<UnsignedEvent>() }
-
     val groupedMessages = remember(messages.toList()) {
         messages.groupBy { it.createdAt().formatAsGroupHeader() }
     }
 
     val sendFile = { uri: Uri ->
         scope.launch {
-            val bytes = withContext(Dispatchers.IO) {
+            try {
+                // Read file
+                val file = withContext(Dispatchers.IO) {
                     context.contentResolver.openInputStream(uri)?.use { it.readBytes() }
                 }
+
+                // Parse the file content type
                 val type = context.contentResolver.getType(uri)
-            chatViewModel.sendFileMessage(id, bytes, type)
+
+                // Send message
+                chatViewModel.sendFileMessage(id, file, type)
+            } catch (e: Exception) {
+                snackbarHostState.showSnackbar("Error: ${e.message}")
+            }
         }
     }
 
@@ -161,9 +166,6 @@ fun ChatScreen(id: Long, screening: Boolean = false) {
     }
 
     LaunchedEffect(id) {
-        // Start loading spinner
-        loading = true
-
         // Get messages
         val initialMessages = chatViewModel.getChatRoomMessages(id)
         messages.clear()
@@ -590,7 +592,7 @@ fun ChatInput(
             leadingIcon = {
                 IconButton(onClick = onUpload) {
                     Icon(
-                        painter = painterResource(Res.drawable.ic_plus),
+                        painter = painterResource(Res.drawable.ic_add_circle),
                         contentDescription = "Upload",
                     )
                 }

shared/src/commonMain/kotlin/su/reya/coop/viewmodels/ChatViewModel.kt

@@ -177,20 +177,21 @@ class ChatViewModel(
         }
     }
 
-    fun sendFileMessage(
+    suspend fun sendFileMessage(
         roomId: Long,
         file: ByteArray?,
         contentType: String? = "image/jpeg",
         replies: List<EventId> = emptyList()
     ) {
         if (file == null) return
-        viewModelScope.launch {
+        
         try {
-                val uri = appViewModel.blossomUpload(file, contentType) ?: return@launch
+            val uri = appViewModel.blossomUpload(file, contentType)
+                ?: throw IllegalArgumentException("Failed to upload file")
+
             sendMessage(roomId, uri, replies)
         } catch (e: Exception) {
-                appViewModel.showError("Error: ${e.message}")
-            }
+            throw IllegalArgumentException("Error: ${e.message}")
         }
     }