lib/login/login_socket_utils.dart

@@ -45,7 +45,6 @@ class LoginSocket{
   connect() async {
     socket?.close();
     socket = await Socket.connect(url, port, timeout: const Duration(seconds: 30));
-    heartTime = DateTime.now().millisecondsSinceEpoch;
 
     socket?.listen((event) {
 
@@ -59,11 +58,6 @@ class LoginSocket{
       // 服务器心跳
       if (data['op'] == 4){
         try{
-
-          // 更新上次心跳时间
-          heartTime = DateTime.now().millisecondsSinceEpoch;
-
-          // 心跳回报时间是否超时
           int time = data['time'];
           time = DateTime.now().millisecondsSinceEpoch - time;
           if(time> (3 * 60 * 1000) ){ // 时间戳 > 3分钟
@@ -113,17 +107,17 @@ class LoginSocket{
 
   /// 心跳
   heartbeat(){
+    DateTime now = DateTime.now();
+    int timestamp = now.millisecondsSinceEpoch; // 秒
+    heartTime = timestamp;
 
     Timer(const Duration(seconds: 20), () async {
 
-      final time = DateTime.now().millisecondsSinceEpoch - heartTime;
-      if(time > (3 * 60 * 1000) ){ // 时间戳 > 3分钟
-        socketError();
-        return;
+      if (socket == null){
+        // 重连
+        await connect();
       }
 
-      heartbeat();
-
       Map map =   {
         "op": 3,
       };
@@ -131,6 +125,8 @@ class LoginSocket{
       socket?.add(dataMake(map));
       socket?.flush();
 
+      heartbeat();
+
     });
   }