WIP temp messages are replaced when same refId received from sever

Signed-off-by: Marcel Hibbe <dev@mhibbe.de>

app/schemas/com.nextcloud.talk.data.source.local.TalkDatabase/13.json

@@ -2,7 +2,7 @@
   "formatVersion": 1,
   "database": {
     "version": 13,
-    "identityHash": "6986b68476bae871773348987eada812",
+    "identityHash": "ec1e16b220080592a488165e493b4f89",
     "entities": [
       {
         "tableName": "User",
@@ -450,7 +450,7 @@
       },
       {
         "tableName": "ChatMessages",
-        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`internalId` TEXT NOT NULL, `accountId` INTEGER NOT NULL, `token` TEXT NOT NULL, `id` INTEGER NOT NULL, `internalConversationId` TEXT NOT NULL, `actorDisplayName` TEXT NOT NULL, `message` TEXT NOT NULL, `actorId` TEXT NOT NULL, `actorType` TEXT NOT NULL, `deleted` INTEGER NOT NULL, `expirationTimestamp` INTEGER NOT NULL, `isReplyable` INTEGER NOT NULL, `lastEditActorDisplayName` TEXT, `lastEditActorId` TEXT, `lastEditActorType` TEXT, `lastEditTimestamp` INTEGER, `markdown` INTEGER, `messageParameters` TEXT, `messageType` TEXT NOT NULL, `parent` INTEGER, `reactions` TEXT, `reactionsSelf` TEXT, `referenceId` TEXT, `systemMessage` TEXT NOT NULL, `timestamp` INTEGER NOT NULL, PRIMARY KEY(`internalId`), FOREIGN KEY(`internalConversationId`) REFERENCES `Conversations`(`internalId`) ON UPDATE CASCADE ON DELETE CASCADE )",
+        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`internalId` TEXT NOT NULL, `accountId` INTEGER NOT NULL, `token` TEXT NOT NULL, `id` INTEGER NOT NULL, `internalConversationId` TEXT NOT NULL, `actorDisplayName` TEXT NOT NULL, `message` TEXT NOT NULL, `actorId` TEXT NOT NULL, `actorType` TEXT NOT NULL, `deleted` INTEGER NOT NULL, `expirationTimestamp` INTEGER NOT NULL, `isReplyable` INTEGER NOT NULL, `lastEditActorDisplayName` TEXT, `lastEditActorId` TEXT, `lastEditActorType` TEXT, `lastEditTimestamp` INTEGER, `markdown` INTEGER, `messageParameters` TEXT, `messageType` TEXT NOT NULL, `parent` INTEGER, `reactions` TEXT, `reactionsSelf` TEXT, `referenceId` TEXT, `systemMessage` TEXT NOT NULL, `timestamp` INTEGER NOT NULL, `isTemporary` INTEGER NOT NULL, `sendingFailed` INTEGER NOT NULL, PRIMARY KEY(`internalId`), FOREIGN KEY(`internalConversationId`) REFERENCES `Conversations`(`internalId`) ON UPDATE CASCADE ON DELETE CASCADE )",
         "fields": [
           {
             "fieldPath": "internalId",
@@ -601,6 +601,18 @@
             "columnName": "timestamp",
             "affinity": "INTEGER",
             "notNull": true
+          },
+          {
+            "fieldPath": "isTemporary",
+            "columnName": "isTemporary",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "sendingFailed",
+            "columnName": "sendingFailed",
+            "affinity": "INTEGER",
+            "notNull": true
           }
         ],
         "primaryKey": {
@@ -725,7 +737,7 @@
     "views": [],
     "setupQueries": [
       "CREATE TABLE IF NOT EXISTS room_master_table (id INTEGER PRIMARY KEY,identity_hash TEXT)",
-      "INSERT OR REPLACE INTO room_master_table (id,identity_hash) VALUES(42, '6986b68476bae871773348987eada812')"
+      "INSERT OR REPLACE INTO room_master_table (id,identity_hash) VALUES(42, 'ec1e16b220080592a488165e493b4f89')"
     ]
   }
 }

app/src/main/java/com/nextcloud/talk/chat/ChatActivity.kt

@@ -441,6 +441,7 @@ class ChatActivity :
         chatViewModel = ViewModelProvider(this, viewModelFactory)[ChatViewModel::class.java]
 
         messageInputViewModel = ViewModelProvider(this, viewModelFactory)[MessageInputViewModel::class.java]
+        messageInputViewModel.setData(chatViewModel.getChatRepository())
 
         this.lifecycleScope.launch {
             delay(DELAY_TO_SHOW_PROGRESS_BAR)
@@ -914,6 +915,15 @@ class ChatActivity :
                 .collect()
         }
 
+        this.lifecycleScope.launch {
+            chatViewModel.getRemoveMessageFlow
+                .onEach {
+                    adapter!!.delete(it)
+                    adapter!!.notifyDataSetChanged()
+                }
+                .collect()
+        }
+
         this.lifecycleScope.launch {
             chatViewModel.getUpdateMessageFlow
                 .onEach {

app/src/main/java/com/nextcloud/talk/chat/data/ChatMessageRepository.kt

@@ -42,6 +42,8 @@ interface ChatMessageRepository : LifecycleAwareManager {
      */
     val generalUIFlow: Flow<String>
 
+    val removeMessageFlow: Flow<ChatMessage>
+
     fun setData(conversationModel: ConversationModel, credentials: String, urlForChatting: String)
 
     fun loadInitialMessages(withNetworkParams: Bundle): Job

app/src/main/java/com/nextcloud/talk/chat/data/network/OfflineFirstChatRepository.kt

@@ -73,8 +73,7 @@ class OfflineFirstChatRepository @Inject constructor(
                 >
             > = MutableSharedFlow()
 
-    override val updateMessageFlow:
+    override val updateMessageFlow: Flow<ChatMessage>
-        Flow<ChatMessage>
         get() = _updateMessageFlow
 
     private val _updateMessageFlow:
@@ -87,8 +86,7 @@ class OfflineFirstChatRepository @Inject constructor(
     private val _lastCommonReadFlow:
         MutableSharedFlow<Int> = MutableSharedFlow()
 
-    override val lastReadMessageFlow:
+    override val lastReadMessageFlow: Flow<Int>
-        Flow<Int>
         get() = _lastReadMessageFlow
 
     private val _lastReadMessageFlow:
@@ -99,6 +97,12 @@ class OfflineFirstChatRepository @Inject constructor(
 
     private val _generalUIFlow: MutableSharedFlow<String> = MutableSharedFlow()
 
+    override val removeMessageFlow: Flow<ChatMessage>
+        get() = _removeMessageFlow
+
+    private val _removeMessageFlow:
+        MutableSharedFlow<ChatMessage> = MutableSharedFlow()
+
     private var newXChatLastCommonRead: Int? = null
     private var itIsPaused = false
     private val scope = CoroutineScope(Dispatchers.IO)
@@ -174,6 +178,9 @@ class OfflineFirstChatRepository @Inject constructor(
             if (newestMessageIdFromDb.toInt() != 0) {
                 val limit = getCappedMessagesAmountOfChatBlock(newestMessageIdFromDb)
 
+                // TODO: somewhere here also handle temp messages.   updateUiMessages(chatMessages, showUnreadMessagesMarker)
+
+
                 showMessagesBeforeAndEqual(
                     internalConversationId,
                     newestMessageIdFromDb,
@@ -295,8 +302,7 @@ class OfflineFirstChatRepository @Inject constructor(
                         val weHaveMessagesFromOurself = chatMessages.any { it.actorId == currentUser.userId }
                         showUnreadMessagesMarker = showUnreadMessagesMarker && !weHaveMessagesFromOurself
 
-                        val triple = Triple(true, showUnreadMessagesMarker, chatMessages)
+                        updateUiMessages(chatMessages, showUnreadMessagesMarker)
-                        _messageFlow.emit(triple)
                     } else {
                         Log.d(TAG, "resultsFromSync are null or empty")
                     }
@@ -319,6 +325,33 @@ class OfflineFirstChatRepository @Inject constructor(
             }
         }
 
+    private suspend fun updateUiMessages(chatMessages : List<ChatMessage>, showUnreadMessagesMarker: Boolean) {
+        val oldTempMessages = chatDao.getTempMessagesForConversation(internalConversationId)
+            .first()
+            .map(ChatMessageEntity::asModel)
+
+        oldTempMessages.forEach { _removeMessageFlow.emit(it) }
+
+        val tripleChatMessages = Triple(true, showUnreadMessagesMarker, chatMessages)
+        _messageFlow.emit(tripleChatMessages)
+
+
+        val chatMessagesReferenceIds = chatMessages.mapTo(HashSet(chatMessages.size)) { it.referenceId }
+        val tempChatMessagesThatCanBeReplaced = oldTempMessages.filter { it.referenceId in chatMessagesReferenceIds }
+
+        chatDao.deleteTempChatMessages(
+            internalConversationId,
+            tempChatMessagesThatCanBeReplaced.map { it.referenceId!! }
+        )
+
+        val remainingTempMessages = chatDao.getTempMessagesForConversation(internalConversationId)
+            .first()
+            .map(ChatMessageEntity::asModel)
+
+        val triple = Triple(true, false, remainingTempMessages)
+        _messageFlow.emit(triple)
+    }
+
     private suspend fun hasToLoadPreviousMessagesFromServer(beforeMessageId: Long): Boolean {
         val loadFromServer: Boolean
 
@@ -797,7 +830,11 @@ class OfflineFirstChatRepository @Inject constructor(
     ): Flow<Result<ChatMessage?>> =
         flow {
             try {
-                val tempChatMessageEntity = createChatMessageEntity(internalConversationId, message.toString())
+                val tempChatMessageEntity = createChatMessageEntity(
+                    internalConversationId,
+                    message.toString(),
+                    referenceId
+                )
                 // accessing internalConversationId creates UninitializedPropertyException because ChatViewModel and
                 // MessageInputViewModel use different instances of ChatRepository for now
 
@@ -819,43 +856,35 @@ class OfflineFirstChatRepository @Inject constructor(
             }
         }
 
-    private fun createChatMessageEntity(internalConversationId: String, message: String): ChatMessageEntity {
+    private fun createChatMessageEntity(
-        // val id = chatMessageCounter++
+        internalConversationId: String,
+        message: String,
+        referenceId: String
+    ): ChatMessageEntity {
 
-        val emoji1 = "\uD83D\uDE00" // 😀
+        val currentTimeMillies = System.currentTimeMillis()
-        val emoji2 = "\uD83D\uDE1C" // 😜
-        val reactions = LinkedHashMap<String, Int>()
-        reactions[emoji1] = 3
-        reactions[emoji2] = 4
-
-        val reactionsSelf = ArrayList<String>()
-        reactionsSelf.add(emoji1)
 
         val entity = ChatMessageEntity(
-            internalId = internalConversationId + "_temp1",
+            internalId = internalConversationId + "@_temp_" + currentTimeMillies,
             internalConversationId = internalConversationId,
-            id = 111111111,
+            id = currentTimeMillies,
-            message = message,
+            message = message + " (temp)",
-            reactions = reactions,
-            reactionsSelf = reactionsSelf,
             deleted = false,
-            token = "",
+            token = conversationModel.token,
-            actorId = "",
+            actorId = currentUser.userId!!,
-            actorType = "",
+            actorType = "users",
-            accountId = 1,
+            accountId = currentUser.id!!,
             messageParameters = null,
-            messageType = "",
+            messageType = "comment",
             parentMessageId = null,
             systemMessageType = ChatMessage.SystemMessageType.DUMMY,
             replyable = false,
-            timestamp = System.currentTimeMillis(),
+            timestamp = System.currentTimeMillis() / MILLIES,
             expirationTimestamp = 0,
-            actorDisplayName = "test",
+            actorDisplayName = currentUser.displayName!!,
-            lastEditActorType = null,
+            referenceId = referenceId,
-            lastEditTimestamp = 0L,
+            isTemporary = true,
-            renderMarkdown = true,
+            sendingFailed = false
-            lastEditActorId = "",
-            lastEditActorDisplayName = ""
         )
         return entity
     }
@@ -868,5 +897,6 @@ class OfflineFirstChatRepository @Inject constructor(
         private const val HALF_SECOND = 500L
         private const val DELAY_TO_ENSURE_MESSAGES_ARE_ADDED: Long = 100
         private const val DEFAULT_MESSAGES_LIMIT = 100
+        private const val MILLIES = 1000
     }
 }

app/src/main/java/com/nextcloud/talk/chat/viewmodels/ChatViewModel.kt

@@ -72,6 +72,10 @@ class ChatViewModel @Inject constructor(
     lateinit var currentLifeCycleFlag: LifeCycleFlag
     val disposableSet = mutableSetOf<Disposable>()
 
+    fun getChatRepository(): ChatMessageRepository {
+        return chatRepository
+    }
+
     override fun onResume(owner: LifecycleOwner) {
         super.onResume(owner)
         currentLifeCycleFlag = LifeCycleFlag.RESUMED
@@ -125,6 +129,8 @@ class ChatViewModel @Inject constructor(
             _chatMessageViewState.value = ChatMessageErrorState
         }
 
+    val getRemoveMessageFlow = chatRepository.removeMessageFlow
+
     val getUpdateMessageFlow = chatRepository.updateMessageFlow
 
     val getLastCommonReadFlow = chatRepository.lastCommonReadFlow

app/src/main/java/com/nextcloud/talk/chat/viewmodels/MessageInputViewModel.kt

@@ -34,21 +34,27 @@ import java.lang.Thread.sleep
 import javax.inject.Inject
 
 class MessageInputViewModel @Inject constructor(
-    private val chatRepository: ChatMessageRepository,
     private val audioRecorderManager: AudioRecorderManager,
     private val mediaPlayerManager: MediaPlayerManager,
     private val audioFocusRequestManager: AudioFocusRequestManager,
     private val appPreferences: AppPreferences
 ) : ViewModel(),
     DefaultLifecycleObserver {
+
     enum class LifeCycleFlag {
         PAUSED,
         RESUMED,
         STOPPED
     }
+
+    lateinit var chatRepository: ChatMessageRepository
     lateinit var currentLifeCycleFlag: LifeCycleFlag
     val disposableSet = mutableSetOf<Disposable>()
 
+    fun setData(chatMessageRepository: ChatMessageRepository){
+        chatRepository = chatMessageRepository
+    }
+
     data class QueuedMessage(
         val id: Int,
         var message: CharSequence? = null,

app/src/main/java/com/nextcloud/talk/dagger/modules/RepositoryModule.kt

@@ -152,7 +152,6 @@ class RepositoryModule {
     @Provides
     fun provideInvitationsRepository(ncApi: NcApi): InvitationsRepository = InvitationsRepositoryImpl(ncApi)
 
-    @Singleton
     @Provides
     fun provideOfflineFirstChatRepository(
         chatMessagesDao: ChatMessagesDao,

app/src/main/java/com/nextcloud/talk/data/database/dao/ChatMessagesDao.kt

@@ -22,6 +22,7 @@ interface ChatMessagesDao {
         SELECT MAX(id) as max_items
         FROM ChatMessages
         WHERE internalConversationId = :internalConversationId
+        AND isTemporary = 0
         """
     )
     fun getNewestMessageId(internalConversationId: String): Long
@@ -36,6 +37,17 @@ interface ChatMessagesDao {
     )
     fun getMessagesForConversation(internalConversationId: String): Flow<List<ChatMessageEntity>>
 
+    @Query(
+        """
+        SELECT *
+        FROM ChatMessages
+        WHERE internalConversationId = :internalConversationId
+        AND isTemporary = 1
+        ORDER BY timestamp DESC, id DESC
+        """
+    )
+    fun getTempMessagesForConversation(internalConversationId: String): Flow<List<ChatMessageEntity>>
+
     @Insert(onConflict = OnConflictStrategy.REPLACE)
     suspend fun upsertChatMessages(chatMessages: List<ChatMessageEntity>)
 
@@ -59,6 +71,16 @@ interface ChatMessagesDao {
     )
     fun deleteChatMessages(messageIds: List<Int>)
 
+    @Query(
+        value = """
+            DELETE FROM ChatMessages
+            WHERE internalConversationId = :internalConversationId
+            AND referenceId in (:referenceIds)
+            AND isTemporary = 1
+        """
+    )
+    fun deleteTempChatMessages(internalConversationId: String, referenceIds: List<String>)
+
     @Update
     fun updateChatMessage(message: ChatMessageEntity)
 

app/src/main/java/com/nextcloud/talk/data/database/model/ChatMessageEntity.kt

@@ -64,6 +64,8 @@ data class ChatMessageEntity(
     @ColumnInfo(name = "reactionsSelf") var reactionsSelf: ArrayList<String>? = null,
     @ColumnInfo(name = "referenceId") var referenceId: String? = null,
     @ColumnInfo(name = "systemMessage") var systemMessageType: ChatMessage.SystemMessageType,
-    @ColumnInfo(name = "timestamp") var timestamp: Long = 0
+    @ColumnInfo(name = "timestamp") var timestamp: Long = 0,
+    @ColumnInfo(name = "isTemporary") var isTemporary: Boolean = false,
+    @ColumnInfo(name = "sendingFailed") var sendingFailed: Boolean = false,
     // missing/not needed: silent
 )

app/src/main/java/com/nextcloud/talk/data/source/local/TalkDatabase.kt

@@ -108,7 +108,7 @@ abstract class TalkDatabase : RoomDatabase() {
             return Room
                 .databaseBuilder(context.applicationContext, TalkDatabase::class.java, dbName)
                 // comment out openHelperFactory to view the database entries in Android Studio for debugging
-                .openHelperFactory(factory)
+                // .openHelperFactory(factory)
                 .addMigrations(
                     Migrations.MIGRATION_6_8,
                     Migrations.MIGRATION_7_8,