Return Android video recording to its original channel or PM

tools/chatgui-android/app/src/main/java/com/utun/chat/MainActivity.kt

@@ -39,6 +39,7 @@ import com.utun.chat.data.IncomingCallManager
 import com.utun.chat.data.InviteData
 import com.utun.chat.data.LogManager
 import com.utun.chat.data.Message
+import com.utun.chat.data.ConversationTarget
 import com.utun.chat.data.NativeLib
 import com.utun.chat.data.RadioOverlayService
 import com.utun.chat.data.RadioAudioEngine
@@ -161,6 +162,7 @@ class MainActivity : ComponentActivity() {
                 var showJoinDialog by remember { mutableStateOf(false) }
                 var inviteChannelId by remember { mutableStateOf<String?>(null) }
                 var videoMessage by remember { mutableStateOf<Message?>(null) }
+                var videoTarget by remember { mutableStateOf<ConversationTarget?>(null) }
                 var photoMessage by remember { mutableStateOf<Message?>(null) }
                 var hadCall by remember { mutableStateOf(false) }
                 var screenBeforeCall by remember { mutableStateOf<Screen?>(null) }
@@ -220,7 +222,7 @@ class MainActivity : ComponentActivity() {
                 BackHandler(enabled = screen != Screen.ChannelList) {
                     when (screen) {
                         Screen.MemberList -> screen = Screen.Chat
-                        Screen.VideoRecord -> screen = Screen.Chat
+                        Screen.VideoRecord -> screen = if (videoTarget is ConversationTarget.Pm) Screen.Dm else Screen.Chat
                         Screen.PhotoRecord -> screen = Screen.Chat
                         Screen.Chat -> screen = Screen.ChannelList
                         Screen.Dm -> { vm.closeDm(); screen = Screen.ChannelList }
@@ -298,7 +300,7 @@ class MainActivity : ComponentActivity() {
                                         onBack = { screen = Screen.ChannelList },
                                         onPlayVideo = { msg -> videoMessage = msg },
                                         onViewPhoto = { msg -> photoMessage = msg },
-                                        onRecordVideo = { screen = Screen.VideoRecord },
+                                        onRecordVideo = { videoTarget = ConversationTarget.Channel(channel.id); screen = Screen.VideoRecord },
                                         onCapturePhoto = { screen = Screen.PhotoRecord }
                                     )
                                 }
@@ -324,8 +326,10 @@ class MainActivity : ComponentActivity() {
                                     DmChatScreen(
                                         conv = dm,
                                         messages = dmMessages,
+                                        viewModel = vm,
                                         onSendMessage = { vm.sendDmMessage(it) },
-                                        onSendFile = { conv, path, name -> vm.sendDmFile(conv, path, name) },
+                                        onRecordVideo = { videoTarget = ConversationTarget.Pm(dm.convId); screen = Screen.VideoRecord },
+                                        onPlayVideo = { videoMessage = it },
                                         onBack = { vm.closeDm(); screen = Screen.ChannelList }
                                     )
                                 }
@@ -338,14 +342,14 @@ class MainActivity : ComponentActivity() {
                                 onMinimize = { screen = screenBeforeCall ?: Screen.ChannelList }
                             )
                             Screen.VideoRecord -> {
-                                val channel = vm.currentChannel.collectAsState().value
-                                if (channel != null) {
+                                val target = videoTarget
+                                if (target != null) {
                                     VideoRecordScreen(
                                         onSend = { path ->
-                                            vm.sendVideoMessage(path)
-                                            screen = Screen.Chat
+                                            vm.sendVideoMessage(path, target)
+                                            screen = if (target is ConversationTarget.Pm) Screen.Dm else Screen.Chat
                                         },
-                                        onClose = { screen = Screen.Chat }
+                                        onClose = { screen = if (target is ConversationTarget.Pm) Screen.Dm else Screen.Chat }
                                     )
                                 }
                             }

tools/chatgui-android/app/src/main/java/com/utun/chat/ui/components/ConversationComposer.kt

@@ -76,7 +76,7 @@ fun ConversationComposer(target: ConversationTarget, viewModel: ChatViewModel, o
                     var cache: String? = null
                     try {
                         withContext(Dispatchers.IO) { cache = viewModel.copyUriToCache(context, attachment.uri, attachment.name) }
-                        val path = cache ?: error("Не удалось скопировать вложение")
+                        val path = cache ?: throw IllegalStateException("Не удалось скопировать вложение")
                         if (video) viewModel.sendVideoMessage(path, attachment.target)
                         else viewModel.sendAttachment(path, attachment.target, attachment.name)
                         cache = null // Native/backend принял собственный cache-файл.