diff --git a/api/Socket.js b/api/Socket.js
index 0ddd750..989b8d7 100644
--- a/api/Socket.js
+++ b/api/Socket.js
@@ -1,5 +1,186 @@
+// class Socket {
+//     constructor(link) {
+//         // 初始化socket
+//         if (link.constructor === WebSocket) {
+//             this.socket = link;
+//         } else {
+//             this.socket = new WebSocket(link);
+//         }
+
+//         // this.socket.binaryType = 'arraybuffer';
+
+//         this.doOpen();
+
+//         // 连接状态的标识符
+//         this.readyState = this.socket.readyState;
+
+//         // 订阅/发布模型
+//         this._events = {
+//             // 订阅的事件 ： 发布的方法
+
+//         };
+
+//         // 定时验证的标识符
+//         this.heartBeatTimer = null;
+
+//     }
+
+//     // 执行socket并发布事件
+//     doOpen() {
+
+//         this.afterOpenEmit = [];
+
+//         // 执行socket连接 并初始化验证请求
+//         this.socket.addEventListener("open", evt => this.onOpen(evt));
+
+//         // 接收socket数据
+//         this.socket.addEventListener("message", evt => this.onMessage(evt));
+
+//         // 关闭socket连接
+//         this.socket.addEventListener("close", evt => this.onClose(evt));
+
+//         // 请求发生错误
+//         this.socket.addEventListener("error", err => this.onError(err));
+
+//     }
+
+//     // 发布后通知订阅者
+//     Notify(entry) {
+//         // 检查是否有订阅者 返回队列
+//         const cbQueue = this._events[entry.Event];
+//         if (cbQueue && cbQueue.length) {
+//             for (let callback of cbQueue) {
+//                 if (callback instanceof Function) callback(entry.Data);
+//             }
+//         }
+//     }
+
+//     // 请求数据的方法
+//     onOpen(evt) {
+
+//         // 每隔20s检查连接
+//         // this.heartBeatTimer = setInterval(() => this.send({
+//         //     'cmd': 'ping',
+//         //     'args': ''
+//         // }), 20000);
+
+//         // 通知订阅
+//         this.Notify({Event: 'open', Data : evt});
+//     }
+
+//     /**
+//      * 订阅所有的数据
+//      * @param {array|object} datas 订阅参数集合
+//      */
+//     send(datas) {
+//         if (datas.constructor != Array) {
+// 			datas = [datas];
+//         }
+        
+//         for (let item of datas) {
+//             this.socket.send(JSON.stringify(item));
+//         }
+//     }
+
+
+//     onMessage(evt) {
+
+//         try {
+
+//             // 解析推送的数据
+//             const data = JSON.parse(evt.data);
+
+//             // 通知订阅者
+//             this.Notify({
+//                 Event: 'message',
+//                 Data: data
+//             });
+
+//         } catch (err) {
+//             console.error(' >> Data parsing error:', err);
+
+//             // 通知订阅者
+//             this.Notify({
+//                 Event: 'error',
+//                 Data: err
+//             });
+//         }
+//     }
+
+//     // 添加事件监听
+//     on(name, handler) {
+//         this.subscribe(name, handler);
+//     }
+
+//     // 取消订阅事件
+//     off(name, handler) {
+//         this.unsubscribe(name, handler);
+//     }
+
+//     // 订阅事件的方法
+//     subscribe(name, handler) {
+//         if (this._events[name]) {
+//             this._events[name].push(handler); // 追加事件
+//         } else {
+//             this._events[name] = [handler]; // 添加事件
+//         }
+//     }
+
+//     // 取消订阅事件
+//     unsubscribe(name, handler) {
+
+//         let start = this._events[name].findIndex(item => item === handler);
+
+//         // 删除该事件
+//         this._events[name].splice(start, 1);
+
+//     }
+
+//     checkOpen() {
+//         return this.readyState >= 2;
+//     }
+
+//     onClose(evt) {
+//         this.Notify({Event: 'close', Data : evt});
+//     }
+
+
+//     onError(err) {
+//         this.Notify({Event: 'error', Data : err});
+//     }
+
+//     emit(data) {
+//         return new Promise((resolve) => {
+//             this.send(JSON.stringify(data));
+//             this.on('message', function (data) {
+//                 resolve(data);
+//             });
+//         });
+//     }
+
+//     doClose() {
+//         this.socket.close();
+//     }
+
+//     destroy() {
+//         if (this.heartBeatTimer) {
+//             clearInterval(this.heartBeatTimer);
+//             this.heartBeatTimer = null;
+//         }
+//         this.doClose();
+//         this._events = {};
+//         this.readyState = 0;
+//         this.socket = null;
+//     }
+// }
+
+// export default Socket
+
 class Socket {
     constructor(link) {
+        // 保存连接地址，为了后面的断线重连用
+        this.link = link; 
+        
         // 初始化socket
         if (link.constructor === WebSocket) {
             this.socket = link;
@@ -7,46 +188,38 @@ class Socket {
             this.socket = new WebSocket(link);
         }
 
-        // this.socket.binaryType = 'arraybuffer';
+        // 订阅/发布模型
+        this._events = {};
+
+        // 定时验证的标识符 (心跳)
+        this.heartBeatTimer = null;
+        
+        // 重连相关的标识符
+        this.reconnectTimer = null;
+        this.isReconnecting = false;
 
         this.doOpen();
 
         // 连接状态的标识符
         this.readyState = this.socket.readyState;
-
-        // 订阅/发布模型
-        this._events = {
-            // 订阅的事件 ： 发布的方法
-
-        };
-
-        // 定时验证的标识符
-        this.heartBeatTimer = null;
-
     }
 
     // 执行socket并发布事件
     doOpen() {
-
         this.afterOpenEmit = [];
 
         // 执行socket连接 并初始化验证请求
         this.socket.addEventListener("open", evt => this.onOpen(evt));
-
         // 接收socket数据
         this.socket.addEventListener("message", evt => this.onMessage(evt));
-
         // 关闭socket连接
         this.socket.addEventListener("close", evt => this.onClose(evt));
-
         // 请求发生错误
         this.socket.addEventListener("error", err => this.onError(err));
-
     }
 
     // 发布后通知订阅者
     Notify(entry) {
-        // 检查是否有订阅者 返回队列
         const cbQueue = this._events[entry.Event];
         if (cbQueue && cbQueue.length) {
             for (let callback of cbQueue) {
@@ -55,51 +228,49 @@ class Socket {
         }
     }
 
-    // 请求数据的方法
+    // ✅ 修复 1：开启心跳保活机制，防止半小时后被服务器断开
     onOpen(evt) {
-
-        // 每隔20s检查连接
-        // this.heartBeatTimer = setInterval(() => this.send({
-        //     'cmd': 'ping',
-        //     'args': ''
-        // }), 20000);
+        // 每次连接成功，先清除旧的心跳
+        if (this.heartBeatTimer) clearInterval(this.heartBeatTimer);
+        
+        // 每隔20s发送一次心跳检查连接
+        this.heartBeatTimer = setInterval(() => {
+            // 确保是连接状态才发送
+            if (this.socket && this.socket.readyState === 1) {
+                this.send({
+                    'cmd': 'ping',
+                    'args': ''
+                });
+            }
+        }, 20000);
 
         // 通知订阅
         this.Notify({Event: 'open', Data : evt});
     }
 
     /**
-     * 订阅所有的数据
-     * @param {array|object} datas 订阅参数集合
+     * 发送数据
      */
     send(datas) {
         if (datas.constructor != Array) {
-			datas = [datas];
+            datas = [datas];
         }
-        
         for (let item of datas) {
-            this.socket.send(JSON.stringify(item));
+            if (this.socket && this.socket.readyState === 1) {
+                this.socket.send(JSON.stringify(item));
+            }
         }
     }
 
-
     onMessage(evt) {
-
         try {
-
-            // 解析推送的数据
             const data = JSON.parse(evt.data);
-
-            // 通知订阅者
             this.Notify({
                 Event: 'message',
                 Data: data
             });
-
         } catch (err) {
             console.error(' >> Data parsing error:', err);
-
-            // 通知订阅者
             this.Notify({
                 Event: 'error',
                 Data: err
@@ -120,53 +291,80 @@ class Socket {
     // 订阅事件的方法
     subscribe(name, handler) {
         if (this._events[name]) {
-            this._events[name].push(handler); // 追加事件
+            this._events[name].push(handler);
         } else {
-            this._events[name] = [handler]; // 添加事件
+            this._events[name] = [handler];
         }
     }
 
     // 取消订阅事件
     unsubscribe(name, handler) {
-
+        if (!this._events[name]) return;
         let start = this._events[name].findIndex(item => item === handler);
-
-        // 删除该事件
-        this._events[name].splice(start, 1);
-
+        if (start > -1) {
+            this._events[name].splice(start, 1);
+        }
     }
 
     checkOpen() {
         return this.readyState >= 2;
     }
 
+    // ✅ 修复 2：增加断线自动重连机制
+    reconnect() {
+        if (this.isReconnecting) return;
+        this.isReconnecting = true;
+        
+        // 清除心跳
+        if (this.heartBeatTimer) clearInterval(this.heartBeatTimer);
+
+        console.log("WebSocket 掉线，正在尝试重新连接...");
+        
+        // 延迟3秒重连，防止死循环无限重连导致卡死
+        this.reconnectTimer = setTimeout(() => {
+            this.socket = new WebSocket(this.link);
+            this.doOpen(); // 重新绑定事件
+            this.isReconnecting = false;
+        }, 3000); 
+    }
+
     onClose(evt) {
         this.Notify({Event: 'close', Data : evt});
+        this.reconnect(); // 触发关闭时，自动去重连！
     }
 
-
     onError(err) {
         this.Notify({Event: 'error', Data : err});
+        this.reconnect(); // 报错断开时，自动去重连！
     }
 
+    // ✅ 修复 3：修复内存泄漏，获取一次数据后立刻销毁监听器
     emit(data) {
         return new Promise((resolve) => {
             this.send(JSON.stringify(data));
-            this.on('message', function (data) {
-                resolve(data);
-            });
+            
+            // const handler = (resData) => {
+            //     resolve(resData);
+            //     this.off('message', handler); // 收到消息后必须立刻解绑！
+            // };
+            
+            this.on('message', handler);
         });
     }
 
     doClose() {
-        this.socket.close();
+        if (this.socket) {
+            this.socket.close();
+        }
     }
 
     destroy() {
-        if (this.heartBeatTimer) {
-            clearInterval(this.heartBeatTimer);
-            this.heartBeatTimer = null;
-        }
+        if (this.heartBeatTimer) clearInterval(this.heartBeatTimer);
+        if (this.reconnectTimer) clearTimeout(this.reconnectTimer);
+        
+        this.heartBeatTimer = null;
+        this.reconnectTimer = null;
+        
         this.doClose();
         this._events = {};
         this.readyState = 0;
@@ -174,4 +372,4 @@ class Socket {
     }
 }
 
-export default Socket
+export default Socket;
\ No newline at end of file
diff --git a/static/chart_main/sevencoin.js b/static/chart_main/sevencoin.js
index b555ee2..14fc303 100644
--- a/static/chart_main/sevencoin.js
+++ b/static/chart_main/sevencoin.js
@@ -73,7 +73,7 @@ $(function () {
             this.self.subscribeBars(...arguments)
         }
         unsubscribeBars() {
-
+			this.self.unSub();
         }
         defaultSymbol() {
             return {
@@ -349,20 +349,47 @@ $(function () {
         // 连接socket
         linkSocket() {
             // 连接socket
-            this.Ws = new Ws(this.getQuery('ws'))
-            this.Ws.on('message', (evt) => {
-                if (evt.cmd == 'ping') {
-                    this.Ws.send({ cmd: 'pong' })
-                }
-                if (evt.type == 'ping') {
-                    this.Ws.send({ cmd: 'pong' })
-                }
-                //  追加数据
-                // console.log(evt,evt.sub ,this.msg)
-                if (evt.sub == this.msg) {
-                    this.onRealtimeCallback(this.getMap(evt.data))
-                }
-            })
+            // this.Ws = new Ws(this.getQuery('ws'))
+            // this.Ws.on('message', (evt) => {
+            //     if (evt.cmd == 'ping') {
+            //         this.Ws.send({ cmd: 'pong' })
+            //     }
+            //     if (evt.type == 'ping') {
+            //         this.Ws.send({ cmd: 'pong' })
+            //     }
+            //     //  追加数据
+            //     // console.log(evt,evt.sub ,this.msg)
+            //     if (evt.sub == this.msg) {
+            //         this.onRealtimeCallback(this.getMap(evt.data))
+            //     }
+            // })
+			
+			// 连接socket
+			this.Ws = new Ws(this.getQuery('ws'))
+			
+			// 新增：监听连接/重连成功事件
+			this.Ws.on('open', () => {
+			    // 如果当前有需要订阅的币种信息，重连成功后立刻重新发送订阅指令给服务器！
+			    if (this.msg) {
+			        console.log('K线 WebSocket 已连接/重连，重新发送订阅...');
+			        this.sub();
+			    }
+			});
+		
+			this.Ws.on('message', (evt) => {
+			    // 响应服务端的 ping
+			    if (evt.cmd == 'ping') {
+			        this.Ws.send({ cmd: 'pong' })
+			    }
+			    if (evt.type == 'ping') {
+			        this.Ws.send({ cmd: 'pong' })
+			    }
+			    
+			    //  追加数据
+			    if (evt.sub == this.msg) {
+			        this.onRealtimeCallback(this.getMap(evt.data))
+			    }
+			})
         }
         // 图表语言映射
         chartLang() {
diff --git a/static/chart_main/ws.js b/static/chart_main/ws.js
index 7cc2381..c758911 100644
--- a/static/chart_main/ws.js
+++ b/static/chart_main/ws.js
@@ -1,6 +1,238 @@
-"use strict";
+// "use strict";
+
+
+// function _instanceof(left, right) { if (right != null && typeof Symbol !== "undefined" && right[Symbol.hasInstance]) { return !!right[Symbol.hasInstance](left); } else { return left instanceof right; } }
+
+// function _createForOfIteratorHelper(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = o[Symbol.iterator](); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
+
+// function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
+
+// function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
+
+// function _classCallCheck(instance, Constructor) { if (!_instanceof(instance, Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+// function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
+
+// function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
+
+// var Ws = /*#__PURE__*/function () {
+//   function Ws(ws, data) {
+//     var _this = this;
+
+//     _classCallCheck(this, Ws);
+
+//     // [{url, data, method...},,,,]
+//     this._ws = ws;
+//     this._data = data; // 待发送的消息列
+
+//     this._msgs = [];
+//     this.socket = this.doLink();
+//     this.doOpen(); // 订阅/发布模型
+
+//     this._events = {}; // 是否保持连接
+
+//     this._isLink = true; // 循环检查
+
+//     setInterval(function () {
+//       if (_this._isLink) {
+//         if (_this.socket.readyState == 2 || _this.socket.readyState == 3) {
+//           _this.resetLink();
+//         }
+//       }
+//     }, 3000);
+//   } // 重连
+
+
+//   _createClass(Ws, [{
+//     key: "resetLink",
+//     value: function resetLink() {
+//       this.socket = this.doLink();
+//       this.doOpen();
+//     } // 连接
+
+//   }, {
+//     key: "doLink",
+//     value: function doLink() {
+//       var ws = new WebSocket( this._ws);
+//       return ws;
+//     }
+//   }, {
+//     key: "doOpen",
+//     value: function doOpen() {
+//       var _this2 = this;
+
+//       this.socket.addEventListener('open',function (ev) {
+//         _this2.onOpen(ev);
+//       });
+//       this.socket.addEventListener('message',function (ev) {
+//         _this2.onMessage(ev);
+//       });
+//       this.socket.addEventListener('close',function (ev) {
+//         _this2.onClose(ev);
+//       });
+//       this.socket.addEventListener('error',function (ev) {
+//         _this2.onError(ev);
+//       });
+//     } // 打开
+
+//   }, {
+//     key: "onOpen",
+//     value: function onOpen() {
+//       var _this3 = this;
+
+//       // 打开时重发未发出的消息
+//       var list = Object.assign([], this._msgs);
+//       list.forEach(function (item) {
+//         if (_this3.send(item)) {
+//           var idx = _this3._msgs.indexOf(item);
+
+//           if (idx != -1) {
+//             _this3._msgs.splice(idx, 1);
+//           }
+//         }
+//       });
+//     } // 手动关闭
+
+//   }, {
+//     key: "doClose",
+//     value: function doClose() {
+//       this._isLink = false;
+//       this._events = {};
+//       this._msgs = [];
+//       this.socket.close({
+//         success: function success() {
+//           console.log('socket close success');
+//         }
+//       });
+//     } // 添加监听
+
+//   }, {
+//     key: "on",
+//     value: function on(name, handler) {
+//       this.subscribe(name, handler);
+//     } // 取消监听
+
+//   }, {
+//     key: "off",
+//     value: function off(name, handler) {
+//       this.unsubscribe(name, handler);
+//     } // 关闭事件
+
+//   }, {
+//     key: "onClose",
+//     value: function onClose() {
+//       var _this4 = this;
+
+//       // 是否重新连接
+//       if (this._isLink) {
+//         setTimeout(function () {
+//           _this4.resetLink();
+//         }, 3000);
+//       }
+//     } // 错误
+
+//   }, {
+//     key: "onError",
+//     value: function onError(evt) {
+//       this.Notify({
+//         Event: 'error',
+//         Data: evt
+//       });
+//     } // 接受数据
+
+//   }, {
+//     key: "onMessage",
+//     value: function onMessage(evt) {
+//       try {
+//         // 解析推送的数据
+//         var data = JSON.parse(evt.data); // 通知订阅者
+
+//         this.Notify({
+//           Event: 'message',
+//           Data: data
+//         });
+//       } catch (err) {
+//         console.error(' >> Data parsing error:', err); // 通知订阅者
+
+//         this.Notify({
+//           Event: 'error',
+//           Data: err
+//         });
+//       }
+//     } // 订阅事件的方法
+
+//   }, {
+//     key: "subscribe",
+//     value: function subscribe(name, handler) {
+//       if (this._events.hasOwnProperty(name)) {
+//         this._events[name].push(handler); // 追加事件
+
+//       } else {
+//         this._events[name] = [handler]; // 添加事件
+//       }
+//     } // 取消订阅事件
+
+//   }, {
+//     key: "unsubscribe",
+//     value: function unsubscribe(name, handler) {
+//       var start = this._events[name].findIndex(function (item) {
+//         return item === handler;
+//       }); // 删除该事件
+
+
+//       this._events[name].splice(start, 1);
+//     } // 发布后通知订阅者
+
+//   }, {
+//     key: "Notify",
+//     value: function Notify(entry) {
+//       // 检查是否有订阅者 返回队列
+//       var cbQueue = this._events[entry.Event];
+
+//       if (cbQueue && cbQueue.length) {
+//         var _iterator = _createForOfIteratorHelper(cbQueue),
+//             _step;
+
+//         try {
+//           for (_iterator.s(); !(_step = _iterator.n()).done;) {
+//             var callback = _step.value;
+//             if (_instanceof(callback, Function)) callback(entry.Data);
+//           }
+//         } catch (err) {
+//           _iterator.e(err);
+//         } finally {
+//           _iterator.f();
+//         }
+//       }
+//     } // 发送消息
+
+//   }, {
+//     key: "send",
+//     value: function send(data) {
+//       if (this.socket.readyState == 1) {
+//         this.socket.send(JSON.stringify(data));
+//         return true;
+//       } else {
+//         // 保存到待发送信息
+//         if (!this._msgs.includes(data)) {
+//           this._msgs.push(data);
+//         }
+
+//         ;
+//         return false;
+//       }
+//     }
+//   }]);
+
+//   return Ws;
+// }();
+
+// window.Ws = Ws;
+
 
 
+"use strict";
+
 function _instanceof(left, right) { if (right != null && typeof Symbol !== "undefined" && right[Symbol.hasInstance]) { return !!right[Symbol.hasInstance](left); } else { return left instanceof right; } }
 
 function _createForOfIteratorHelper(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = o[Symbol.iterator](); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
@@ -21,39 +253,48 @@ var Ws = /*#__PURE__*/function () {
 
     _classCallCheck(this, Ws);
 
-    // [{url, data, method...},,,,]
     this._ws = ws;
-    this._data = data; // 待发送的消息列
-
+    this._data = data; 
     this._msgs = [];
-    this.socket = this.doLink();
-    this.doOpen(); // 订阅/发布模型
-
-    this._events = {}; // 是否保持连接
+    
+    // ✅ 新增：防重连风暴标识符与心跳定时器
+    this._isReconnecting = false;
+    this.pingTimer = null; 
 
-    this._isLink = true; // 循环检查
+    this.socket = this.doLink();
+    this.doOpen(); 
+    this._events = {}; 
+    this._isLink = true; 
 
+    // 循环检查连接状态
     setInterval(function () {
-      if (_this._isLink) {
+      // ✅ 修复：如果已经在重连中了，就不要再触发了，防止灾难性复制
+      if (_this._isLink && !_this._isReconnecting) {
         if (_this.socket.readyState == 2 || _this.socket.readyState == 3) {
           _this.resetLink();
         }
       }
     }, 3000);
-  } // 重连
-
+  } 
 
   _createClass(Ws, [{
     key: "resetLink",
     value: function resetLink() {
+      // ✅ 防止重复执行
+      if (this._isReconnecting) return;
+      this._isReconnecting = true;
+      
+      if (this.pingTimer) clearInterval(this.pingTimer);
+      
+      console.log('K线 WebSocket 正在重连...');
       this.socket = this.doLink();
       this.doOpen();
-    } // 连接
+    } 
 
   }, {
     key: "doLink",
     value: function doLink() {
-      var ws = new WebSocket( this._ws);
+      var ws = new WebSocket(this._ws);
       return ws;
     }
   }, {
@@ -61,24 +302,35 @@ var Ws = /*#__PURE__*/function () {
     value: function doOpen() {
       var _this2 = this;
 
-      this.socket.addEventListener('open',function (ev) {
+      this.socket.addEventListener('open', function (ev) {
         _this2.onOpen(ev);
       });
-      this.socket.addEventListener('message',function (ev) {
+      this.socket.addEventListener('message', function (ev) {
         _this2.onMessage(ev);
       });
-      this.socket.addEventListener('close',function (ev) {
+      this.socket.addEventListener('close', function (ev) {
         _this2.onClose(ev);
       });
-      this.socket.addEventListener('error',function (ev) {
+      this.socket.addEventListener('error', function (ev) {
         _this2.onError(ev);
       });
-    } // 打开
+    } 
 
   }, {
     key: "onOpen",
     value: function onOpen() {
       var _this3 = this;
+      
+      // ✅ 连接成功，重置重连状态
+      this._isReconnecting = false;
+
+      // ✅ 新增：开启心跳保活机制
+      if (this.pingTimer) clearInterval(this.pingTimer);
+      this.pingTimer = setInterval(function () {
+        if (_this3.socket.readyState === 1) {
+          _this3.socket.send(JSON.stringify({ cmd: "ping", args: "" }));
+        }
+      }, 20000); // 20秒发送一次心跳
 
       // 打开时重发未发出的消息
       var list = Object.assign([], this._msgs);
@@ -91,7 +343,7 @@ var Ws = /*#__PURE__*/function () {
           }
         }
       });
-    } // 手动关闭
+    } 
 
   }, {
     key: "doClose",
@@ -99,37 +351,40 @@ var Ws = /*#__PURE__*/function () {
       this._isLink = false;
       this._events = {};
       this._msgs = [];
+      if (this.pingTimer) clearInterval(this.pingTimer); // 清理心跳
       this.socket.close({
         success: function success() {
           console.log('socket close success');
         }
       });
-    } // 添加监听
+    } 
 
   }, {
     key: "on",
     value: function on(name, handler) {
       this.subscribe(name, handler);
-    } // 取消监听
+    } 
 
   }, {
     key: "off",
     value: function off(name, handler) {
       this.unsubscribe(name, handler);
-    } // 关闭事件
+    } 
 
   }, {
     key: "onClose",
     value: function onClose() {
       var _this4 = this;
 
+      if (this.pingTimer) clearInterval(this.pingTimer);
+
       // 是否重新连接
-      if (this._isLink) {
+      if (this._isLink && !this._isReconnecting) {
         setTimeout(function () {
           _this4.resetLink();
         }, 3000);
       }
-    } // 错误
+    } 
 
   }, {
     key: "onError",
@@ -138,55 +393,51 @@ var Ws = /*#__PURE__*/function () {
         Event: 'error',
         Data: evt
       });
-    } // 接受数据
+    } 
 
   }, {
     key: "onMessage",
     value: function onMessage(evt) {
       try {
-        // 解析推送的数据
-        var data = JSON.parse(evt.data); // 通知订阅者
-
+        var data = JSON.parse(evt.data); 
         this.Notify({
           Event: 'message',
           Data: data
         });
       } catch (err) {
-        console.error(' >> Data parsing error:', err); // 通知订阅者
-
+        console.error(' >> Data parsing error:', err); 
         this.Notify({
           Event: 'error',
           Data: err
         });
       }
-    } // 订阅事件的方法
+    } 
 
   }, {
     key: "subscribe",
     value: function subscribe(name, handler) {
       if (this._events.hasOwnProperty(name)) {
-        this._events[name].push(handler); // 追加事件
-
+        this._events[name].push(handler); 
       } else {
-        this._events[name] = [handler]; // 添加事件
+        this._events[name] = [handler]; 
       }
-    } // 取消订阅事件
+    } 
 
   }, {
     key: "unsubscribe",
     value: function unsubscribe(name, handler) {
+      if (!this._events[name]) return;
       var start = this._events[name].findIndex(function (item) {
         return item === handler;
-      }); // 删除该事件
-
-
-      this._events[name].splice(start, 1);
-    } // 发布后通知订阅者
+      }); 
+      if(start > -1) {
+        this._events[name].splice(start, 1);
+      }
+    } 
 
   }, {
     key: "Notify",
     value: function Notify(entry) {
-      // 检查是否有订阅者 返回队列
       var cbQueue = this._events[entry.Event];
 
       if (cbQueue && cbQueue.length) {
@@ -204,7 +455,7 @@ var Ws = /*#__PURE__*/function () {
           _iterator.f();
         }
       }
-    } // 发送消息
+    } 
 
   }, {
     key: "send",
@@ -213,12 +464,9 @@ var Ws = /*#__PURE__*/function () {
         this.socket.send(JSON.stringify(data));
         return true;
       } else {
-        // 保存到待发送信息
         if (!this._msgs.includes(data)) {
           this._msgs.push(data);
         }
-
-        ;
         return false;
       }
     }