Fixed chat room scroll freeze + system overlay on some launchers + reduce multi contents in chat bubble size

app/src/main/java/org/linphone/activities/main/chat/adapters/ChatRoomsListAdapter.kt

@@ -37,7 +37,7 @@ import org.linphone.utils.Event
 class ChatRoomsListAdapter(
     selectionVM: ListTopBarViewModel,
     private val viewLifecycleOwner: LifecycleOwner
-) : SelectionListAdapter<ChatRoom, RecyclerView.ViewHolder>(selectionVM, ChatRoomDiffCallback()) {
+) : SelectionListAdapter<ChatRoomViewModel, RecyclerView.ViewHolder>(selectionVM, ChatRoomDiffCallback()) {
     val selectedChatRoomEvent: MutableLiveData<Event<ChatRoom>> by lazy {
         MutableLiveData<Event<ChatRoom>>()
     }
@@ -64,9 +64,8 @@ class ChatRoomsListAdapter(
     inner class ViewHolder(
         private val binding: ChatRoomListCellBinding
     ) : RecyclerView.ViewHolder(binding.root) {
-        fun bind(chatRoom: ChatRoom) {
+        fun bind(chatRoomViewModel: ChatRoomViewModel) {
             with(binding) {
-                val chatRoomViewModel = ChatRoomViewModel(chatRoom)
                 viewModel = chatRoomViewModel
 
                 lifecycleOwner = viewLifecycleOwner
@@ -83,8 +82,8 @@ class ChatRoomsListAdapter(
                     if (selectionViewModel.isEditionEnabled.value == true) {
                         selectionViewModel.onToggleSelect(adapterPosition)
                     } else {
-                        selectedChatRoomEvent.value = Event(chatRoom)
+                        selectedChatRoomEvent.value = Event(chatRoomViewModel.chatRoom)
-                        chatRoom.markAsRead()
+                        chatRoomViewModel.chatRoom.markAsRead()
                     }
                 }
 
@@ -103,19 +102,18 @@ class ChatRoomsListAdapter(
     }
 }
 
-private class ChatRoomDiffCallback : DiffUtil.ItemCallback<ChatRoom>() {
+private class ChatRoomDiffCallback : DiffUtil.ItemCallback<ChatRoomViewModel>() {
     override fun areItemsTheSame(
-        oldItem: ChatRoom,
+        oldItem: ChatRoomViewModel,
-        newItem: ChatRoom
+        newItem: ChatRoomViewModel
     ): Boolean {
-        return oldItem.localAddress.weakEqual(newItem.localAddress) &&
+        return oldItem.chatRoom == newItem.chatRoom
-                oldItem.peerAddress.weakEqual(newItem.peerAddress)
     }
 
     override fun areContentsTheSame(
-        oldItem: ChatRoom,
+        oldItem: ChatRoomViewModel,
-        newItem: ChatRoom
+        newItem: ChatRoomViewModel
     ): Boolean {
-        return newItem.unreadMessagesCount == 0
+        return newItem.unreadMessagesCount.value == 0
     }
 }

app/src/main/java/org/linphone/activities/main/chat/fragments/MasterChatRoomsFragment.kt

@@ -110,10 +110,10 @@ class MasterChatRoomsFragment : MasterFragment<ChatRoomMasterFragmentBinding, Ch
         )
         val swipeListener = object : RecyclerViewSwipeListener {
             override fun onLeftToRightSwipe(viewHolder: RecyclerView.ViewHolder) {
+                val chatRoomViewModel = adapter.currentList[viewHolder.adapterPosition]
+                chatRoomViewModel.chatRoom.markAsRead()
+                coreContext.notificationsManager.dismissChatNotification(chatRoomViewModel.chatRoom)
                 adapter.notifyItemChanged(viewHolder.adapterPosition)
-                val chatRoom = adapter.currentList[viewHolder.adapterPosition]
-                chatRoom.markAsRead()
-                coreContext.notificationsManager.dismissChatNotification(chatRoom)
             }
 
             override fun onRightToLeftSwipe(viewHolder: RecyclerView.ViewHolder) {
@@ -126,7 +126,7 @@ class MasterChatRoomsFragment : MasterFragment<ChatRoomMasterFragmentBinding, Ch
                 }
 
                 viewModel.showDeleteButton({
-                    listViewModel.deleteChatRoom(adapter.currentList[viewHolder.adapterPosition])
+                    listViewModel.deleteChatRoom(adapter.currentList[viewHolder.adapterPosition].chatRoom)
                     dialog.dismiss()
                 }, getString(R.string.dialog_delete))
 
@@ -145,10 +145,6 @@ class MasterChatRoomsFragment : MasterFragment<ChatRoomMasterFragmentBinding, Ch
             adapter.submitList(chatRooms)
         })
 
-        listViewModel.latestUpdatedChatRoomId.observe(viewLifecycleOwner, { position ->
-            adapter.notifyItemChanged(position)
-        })
-
         listViewModel.contactsUpdatedEvent.observe(viewLifecycleOwner, {
             it.consume {
                 adapter.notifyDataSetChanged()
@@ -268,8 +264,8 @@ class MasterChatRoomsFragment : MasterFragment<ChatRoomMasterFragmentBinding, Ch
     override fun deleteItems(indexesOfItemToDelete: ArrayList<Int>) {
         val list = ArrayList<ChatRoom>()
         for (index in indexesOfItemToDelete) {
-            val chatRoom = adapter.currentList[index]
+            val chatRoomViewModel = adapter.currentList[index]
-            list.add(chatRoom)
+            list.add(chatRoomViewModel.chatRoom)
         }
         listViewModel.deleteChatRooms(list)
     }

app/src/main/java/org/linphone/activities/main/chat/viewmodels/ChatRoomViewModel.kt

@@ -130,6 +130,12 @@ class ChatRoomViewModel(val chatRoom: ChatRoom) : ViewModel(), ContactDataInterf
         ) {
             callInProgress.value = core.callsNb > 0
         }
+
+        override fun onChatRoomRead(core: Core, room: ChatRoom) {
+            if (room == chatRoom) {
+                unreadMessagesCount.value = 0
+            }
+        }
     }
 
     private val chatRoomListener: ChatRoomListenerStub = object : ChatRoomListenerStub() {
@@ -216,11 +222,14 @@ class ChatRoomViewModel(val chatRoom: ChatRoom) : ViewModel(), ContactDataInterf
     }
 
     override fun onCleared() {
+        destroy()
+        super.onCleared()
+    }
+
+    fun destroy() {
         coreContext.contactsManager.removeListener(contactsUpdatedListener)
         chatRoom.removeListener(chatRoomListener)
         chatRoom.core.removeListener(coreListener)
-
-        super.onCleared()
     }
 
     fun contactLookup() {

app/src/main/java/org/linphone/activities/main/chat/viewmodels/ChatRoomsListViewModel.kt

@@ -31,9 +31,7 @@ import org.linphone.utils.Event
 import org.linphone.utils.LinphoneUtils
 
 class ChatRoomsListViewModel : ErrorReportingViewModel() {
-    val chatRooms = MutableLiveData<ArrayList<ChatRoom>>()
+    val chatRooms = MutableLiveData<ArrayList<ChatRoomViewModel>>()
-
-    val latestUpdatedChatRoomId = MutableLiveData<Int>()
 
     val contactsUpdatedEvent: MutableLiveData<Event<Boolean>> by lazy {
         MutableLiveData<Event<Boolean>>()
@@ -57,46 +55,33 @@ class ChatRoomsListViewModel : ErrorReportingViewModel() {
     private val listener: CoreListenerStub = object : CoreListenerStub() {
         override fun onChatRoomStateChanged(core: Core, chatRoom: ChatRoom, state: ChatRoom.State) {
             if (state == ChatRoom.State.Created) {
-                updateChatRooms()
+                addChatRoom(chatRoom)
             } else if (state == ChatRoom.State.TerminationFailed) {
                 Log.e("[Chat Rooms] Group chat room removal for address ${chatRoom.peerAddress.asStringUriOnly()} has failed !")
                 onErrorEvent.value = Event(R.string.chat_room_removal_failed_snack)
             }
         }
 
-        override fun onChatRoomSubjectChanged(core: Core, chatRoom: ChatRoom) {
-            updateChatRoom(chatRoom)
-        }
-
-        override fun onChatRoomRead(core: Core, chatRoom: ChatRoom) {
-            updateChatRoom(chatRoom)
-        }
-
         override fun onMessageSent(core: Core, chatRoom: ChatRoom, message: ChatMessage) {
-            if (chatRooms.value?.indexOf(chatRoom) == 0) updateChatRoom(chatRoom)
+            if (findChatRoomIndex(chatRoom) != 0) reorderChatRooms()
-            else updateChatRooms()
         }
 
         override fun onMessageReceived(core: Core, chatRoom: ChatRoom, message: ChatMessage) {
-            if (chatRooms.value?.indexOf(chatRoom) == 0) updateChatRoom(chatRoom)
+            if (findChatRoomIndex(chatRoom) != 0) reorderChatRooms()
-            else updateChatRooms()
-        }
-
-        override fun onMessageReceivedUnableDecrypt(
-            core: Core,
-            chatRoom: ChatRoom,
-            message: ChatMessage
-        ) {
-            updateChatRooms()
         }
     }
 
     private val chatRoomListener = object : ChatRoomListenerStub() {
         override fun onStateChanged(chatRoom: ChatRoom, newState: ChatRoom.State) {
             if (newState == ChatRoom.State.Deleted) {
-                val list = arrayListOf<ChatRoom>()
+                val list = arrayListOf<ChatRoomViewModel>()
-                list.addAll(chatRooms.value.orEmpty())
+                for (chatRoomViewModel in chatRooms.value.orEmpty()) {
-                list.remove(chatRoom)
+                    if (chatRoomViewModel.chatRoom != chatRoom) {
+                        list.add(chatRoomViewModel)
+                    } else {
+                        chatRoomViewModel.destroy()
+                    }
+                }
                 chatRooms.value = list
             }
         }
@@ -145,15 +130,42 @@ class ChatRoomsListViewModel : ErrorReportingViewModel() {
         }
     }
 
-    private fun updateChatRoom(chatRoom: ChatRoom) {
+    private fun updateChatRooms() {
-        latestUpdatedChatRoomId.value = chatRooms.value?.indexOf(chatRoom)
+        for (chatRoomViewModel in chatRooms.value.orEmpty()) {
+            chatRoomViewModel.destroy()
         }
 
-    private fun updateChatRooms() {
+        val list = arrayListOf<ChatRoomViewModel>()
-        val list = arrayListOf<ChatRoom>()
+        for (chatRoom in coreContext.core.chatRooms) {
-
+            val viewModel = ChatRoomViewModel(chatRoom)
-        list.addAll(coreContext.core.chatRooms)
+            list.add(viewModel)
-
+        }
         chatRooms.value = list
     }
+
+    private fun addChatRoom(chatRoom: ChatRoom) {
+        val list = arrayListOf<ChatRoomViewModel>()
+        val viewModel = ChatRoomViewModel(chatRoom)
+        list.add(viewModel)
+        list.addAll(chatRooms.value.orEmpty())
+        chatRooms.value = list
+    }
+
+    private fun reorderChatRooms() {
+        val list = arrayListOf<ChatRoomViewModel>()
+        list.addAll(chatRooms.value.orEmpty())
+        list.sortByDescending { chatRoomViewModel -> chatRoomViewModel.chatRoom.lastUpdateTime }
+        chatRooms.value = list
+    }
+
+    private fun findChatRoomIndex(chatRoom: ChatRoom): Int {
+        var index = 0
+        for (chatRoomViewModel in chatRooms.value.orEmpty()) {
+            if (chatRoomViewModel.chatRoom == chatRoom) {
+                return index
+            }
+            index++
+        }
+        return -1
+    }
 }

app/src/main/java/org/linphone/core/CoreContext.kt

@@ -552,9 +552,10 @@ class CoreContext(val context: Context, coreConfig: Config) {
 
         if (overlayY == 0f) overlayY = AppUtils.pixelsToDp(40f)
         val windowManager = context.getSystemService(Context.WINDOW_SERVICE) as WindowManager
+        // WRAP_CONTENT doesn't work well on some launchers...
         val params: WindowManager.LayoutParams = WindowManager.LayoutParams(
-            WindowManager.LayoutParams.WRAP_CONTENT,
+            AppUtils.getDimension(R.dimen.call_overlay_size).toInt(),
-            WindowManager.LayoutParams.WRAP_CONTENT,
+            AppUtils.getDimension(R.dimen.call_overlay_size).toInt(),
             Compatibility.getOverlayType(),
             WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
             PixelFormat.TRANSLUCENT

app/src/main/res/values/dimen.xml

@@ -7,7 +7,7 @@
     <dimen name="outgoing_chat_message_bubble_right_margin">3dp</dimen>
     <dimen name="chat_message_bubble_image_height_big">200dp</dimen>
     <dimen name="chat_message_bubble_image_height_small">100dp</dimen>
-    <dimen name="chat_message_bubble_file_size">150dp</dimen>
+    <dimen name="chat_message_bubble_file_size">120dp</dimen>
     <dimen name="chat_message_bubble_file_icon_size">30dp</dimen>
     <dimen name="chat_message_bubble_desired_height">600dp</dimen>
     <dimen name="video_preview_max_size">200dp</dimen>