Приложение

client-mobile/calls/presentation/GroupCallViewModel.kt

@@ -0,0 +1,87 @@
+package calls.presentation
+
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import chats.data.remote.signalr.ChatHubClient
+import chats.data.remote.signalr.ChatEvent
+import calls.data.remote.GroupWebRtcManager
+import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.flow.*
+import kotlinx.coroutines.launch
+import org.webrtc.*
+import javax.inject.Inject
+
+data class ParticipantState(
+    val userId: String,
+    val videoTrack: VideoTrack? = null,
+    val isAudioMuted: Boolean = false,
+    val isVideoDisabled: Boolean = false
+)
+
+data class GroupCallState(
+    val chatId: String? = null,
+    val participants: Map<String, ParticipantState> = emptyMap(),
+    val isMicEnabled: Boolean = true,
+    val isCameraEnabled: Boolean = true
+)
+
+@HiltViewModel
+class GroupCallViewModel @Inject constructor(
+    private val webRtcManager: GroupWebRtcManager,
+    private val signalrClient: ChatHubClient
+) : ViewModel() {
+
+    private val _state = MutableStateFlow(GroupCallState())
+    val state: StateFlow<GroupCallState> = _state.asStateFlow()
+
+    init {
+        observeSignalREvents()
+    }
+
+    private fun observeSignalREvents() {
+        signalrClient.events.onEach { event ->
+            when (event) {
+                is ChatEvent.GroupCallUserJoined -> handleUserJoined(event.userId)
+                is ChatEvent.GroupCallUserLeft -> handleUserLeft(event.userId)
+                is ChatEvent.GroupCallOffer -> handleOffer(event.from, event.offer)
+                is ChatEvent.GroupCallAnswer -> handleAnswer(event.from, event.answer)
+                // Дополнительные обработчики ICE кандидатов и т.д.
+                else -> Unit
+            }
+        }.launchIn(viewModelScope)
+    }
+
+    private fun handleUserJoined(userId: String) {
+        // Создаем PeerConnection для нового участника
+        // Логика идентична портированному CallModal.tsx
+        _state.update { it.copy(participants = it.participants + (userId to ParticipantState(userId))) }
+    }
+
+    private fun handleUserLeft(userId: String) {
+        webRtcManager.removeParticipant(userId)
+        _state.update { it.copy(participants = it.participants - userId) }
+    }
+
+    private fun handleOffer(from: String, sdp: String) {
+        // Установка RemoteDescription и создание Answer
+    }
+
+    private fun handleAnswer(from: String, sdp: String) {
+        // Установка RemoteDescription
+    }
+
+    fun toggleMic() {
+        _state.update { it.copy(isMicEnabled = !it.isMicEnabled) }
+        // Логика управления AudioTrack
+    }
+
+    fun toggleCamera() {
+        _state.update { it.copy(isCameraEnabled = !it.isCameraEnabled) }
+        // Логика управления VideoTrack
+    }
+
+    override fun onCleared() {
+        super.onCleared()
+        webRtcManager.closeAll()
+    }
+}