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How can I sync chat message with two people using cloud firestore in flutter?


How to implement a simple chat client in Android?Create infinite list with Cloud Firestore in flutterAdding an Object to Cloud Firestore using FlutterIn order to maintain live updates while also paginating using Firestore, should I maintain an array of listeners (`ListenerRegistration`)?FieldValue arrayUnion and Cloud FireStore with FlutterCloud Firestore : Fetch document from collection to get last messageStore data on Room DB locally from Firebase real-timeCloud Firestore getAll() equivalent in FlutterCan I implement chat functionality via Firebase Cloud Functions?Cloud Firestore - Two Player - Detect disconnection [Flutter]






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0















I'm implementing chat application and using cloud firestore as database for lots of chat messages. However, if I make a stream to listen chat of receiver, it is so slow to update UI on sender's view because it syncs with receiver's view.



Therefore, I tried to immediately update sender's view and lazily update receiver's view by server. But, it leads to non-synchronization problem with two chat messages. Is there any method to implement synchronization technique?



  1. Sender's view update on receiver's message

/// Uupdate by Stream, so it is slow
chatRoomListSubscriptions[otherUser.uid] = chatRoomListServer[otherUser.uid].listen((snapshot)
if(snapshot.documentChanges.isNotEmpty)
_updateChatHistory(otherUser, chatRoomID, snapshot);

);


  1. Sender's view update on sender(myself)'s message

/// Update by friendsChatBloc
friendsChatBloc.emitEvent(FriendsChatEventMessageSend(
content: messageController.text,
receiver: widget.receiver.uid,
chatRoomID: widget.chatRoomID
));


How can I synchronize two chat and quickly update sender's view? Thanks.










share|improve this question






























    0















    I'm implementing chat application and using cloud firestore as database for lots of chat messages. However, if I make a stream to listen chat of receiver, it is so slow to update UI on sender's view because it syncs with receiver's view.



    Therefore, I tried to immediately update sender's view and lazily update receiver's view by server. But, it leads to non-synchronization problem with two chat messages. Is there any method to implement synchronization technique?



    1. Sender's view update on receiver's message

    /// Uupdate by Stream, so it is slow
    chatRoomListSubscriptions[otherUser.uid] = chatRoomListServer[otherUser.uid].listen((snapshot)
    if(snapshot.documentChanges.isNotEmpty)
    _updateChatHistory(otherUser, chatRoomID, snapshot);

    );


    1. Sender's view update on sender(myself)'s message

    /// Update by friendsChatBloc
    friendsChatBloc.emitEvent(FriendsChatEventMessageSend(
    content: messageController.text,
    receiver: widget.receiver.uid,
    chatRoomID: widget.chatRoomID
    ));


    How can I synchronize two chat and quickly update sender's view? Thanks.










    share|improve this question


























      0












      0








      0








      I'm implementing chat application and using cloud firestore as database for lots of chat messages. However, if I make a stream to listen chat of receiver, it is so slow to update UI on sender's view because it syncs with receiver's view.



      Therefore, I tried to immediately update sender's view and lazily update receiver's view by server. But, it leads to non-synchronization problem with two chat messages. Is there any method to implement synchronization technique?



      1. Sender's view update on receiver's message

      /// Uupdate by Stream, so it is slow
      chatRoomListSubscriptions[otherUser.uid] = chatRoomListServer[otherUser.uid].listen((snapshot)
      if(snapshot.documentChanges.isNotEmpty)
      _updateChatHistory(otherUser, chatRoomID, snapshot);

      );


      1. Sender's view update on sender(myself)'s message

      /// Update by friendsChatBloc
      friendsChatBloc.emitEvent(FriendsChatEventMessageSend(
      content: messageController.text,
      receiver: widget.receiver.uid,
      chatRoomID: widget.chatRoomID
      ));


      How can I synchronize two chat and quickly update sender's view? Thanks.










      share|improve this question














      I'm implementing chat application and using cloud firestore as database for lots of chat messages. However, if I make a stream to listen chat of receiver, it is so slow to update UI on sender's view because it syncs with receiver's view.



      Therefore, I tried to immediately update sender's view and lazily update receiver's view by server. But, it leads to non-synchronization problem with two chat messages. Is there any method to implement synchronization technique?



      1. Sender's view update on receiver's message

      /// Uupdate by Stream, so it is slow
      chatRoomListSubscriptions[otherUser.uid] = chatRoomListServer[otherUser.uid].listen((snapshot)
      if(snapshot.documentChanges.isNotEmpty)
      _updateChatHistory(otherUser, chatRoomID, snapshot);

      );


      1. Sender's view update on sender(myself)'s message

      /// Update by friendsChatBloc
      friendsChatBloc.emitEvent(FriendsChatEventMessageSend(
      content: messageController.text,
      receiver: widget.receiver.uid,
      chatRoomID: widget.chatRoomID
      ));


      How can I synchronize two chat and quickly update sender's view? Thanks.







      dart flutter google-cloud-firestore chat






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










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