Add video mute toast.

feature/media-send/src/main/java/org/signal/mediasend/MediaSendFlowViewModel.kt

@@ -928,10 +928,20 @@ class MediaSendFlowViewModel(
     val snapshot = state.value
     val uri = snapshot.focusedMedia?.uri ?: return
     val existing = snapshot.editorStateMap[uri] as? EditorState.VideoTrim ?: return
-    val updated = existing.copy(videoTrimData = existing.videoTrimData.copy(isMuted = !existing.videoTrimData.isMuted))
+    val isNowMuted = !existing.videoTrimData.isMuted
+    val updated = existing.copy(videoTrimData = existing.videoTrimData.copy(isMuted = isNowMuted))
 
     updateState { copy(editorStateMap = editorStateMap + (uri to updated)) }
 
+    if (isNowMuted) {
+      internalToastEvents.trySend(
+        ToastEvent(
+          icon = SignalIcons.SpeakerSlash,
+          message = ToastMessage.Text(R.string.MediaSendViewModel__video_will_be_sent_without_audio)
+        )
+      )
+    }
+
     snapshot.selectedMedia.firstOrNull { it.uri == uri }?.let { preUploadController.cancelUpload(it) }
   }
 

feature/media-send/src/main/res/values/strings.xml

@@ -231,6 +231,8 @@
   </plurals>
   <!-- Message shown when saving the media being edited requires the storage permission, but that permission has been permanently denied by the user. -->
   <string name="MediaSendViewModel__signal_needs_the_storage_permission">Signal needs the Storage permission in order to save to external storage, but it has been permanently denied. Please continue to app settings, select \"Permissions\", and enable \"Storage\".</string>
+  <!-- Message shown when the user disables audio on a video -->
+  <string name="MediaSendViewModel__video_will_be_sent_without_audio">Video will be sent without audio</string>
 
   <!-- The title of a dialog notifying that a user was found matching a scanned QR code. The placeholder is a username. Usernames are always latin characters. -->
   <string name="UsernameScannedDialog__username_dialog_title">Found %1$s</string>