发消息修改

lib/im/SocketClient.dart

@@ -20,7 +20,7 @@ class SocketClient {
   connect() async {
     shared = await SharedPreferences.getInstance();
 
-    await Socket.connect('192.168.10.129', 9090).then((value) {
+    await Socket.connect('192.168.10.200', 49168).then((value) {
       debugPrint("socket-connect");
       _socket = value;
       _socket.listen((data) {
@@ -32,29 +32,32 @@ class SocketClient {
 
         hxDatabase.insert(createMessage(userId, utf8.decode(data1.data), msgType: data1.type.value, userId: data1.from));
 
-        callbacks.forEach((callback) {
+        callbacks.values.forEach((callback) {
           callback.call(data1);
         });
 
       }, onError: (Object error, StackTrace stackTrace) {
-        debugPrint("socket-error: $error, stackTrace: ${stackTrace}");
+        debugPrint("socket-listen-error: $error, stackTrace: ${stackTrace}");
       });
 
       authRequest(shared.getString("token"));
 
     }).catchError((error) {
       debugPrint("socket-connect-error: $error");
+      Future.delayed(const Duration(milliseconds: 3000), () {
+        connect();
+      });
     });
   }
 
-  List<Function> callbacks = [];
+  Map<String, Function> callbacks = <String, Function>{};
 
-  addCallback(Function callback) {
-    callbacks.add(callback);
+  addCallback(String userId, Function callback) {
+    callbacks.putIfAbsent(userId, callback);
   }
 
-  removeCallback(Function callback) {
-    callbacks.remove(callback);
+  removeCallback(String userId) {
+    callbacks.remove(userId);
   }
 
   dispose() {