update

HiTeachCE/ClientApp/src/views/Board.vue

@@ -1488,12 +1488,14 @@
                 }
                 let url = mqttInfo.connectInfo.brokerHostNameWSS
                 let client = this.$mqtt.connect(url, options)
+                let thetopic = localStorage.getItem('deveceId') + mqttInfo.subscribeTopic.receiveDirectMethod
+                console.log(thetopic,'教师端订阅的主题')
                 that.client = client
                 client.on('connect', function () {
                     console.log('连接服务器成功111')
                     // 订阅主题，替换productKey和deviceName
                     that.info = '连接服务器成功'
-                    client.subscribe(mqttInfo.subscribeTopic.receiveDirectMethod, function (err) {
+                    client.subscribe(thetopic, function (err) {
                         if (!err) {
                             console.log('主题订阅成功2222')
                             that.$Message.success('通讯连接成功！')
@@ -1503,7 +1505,6 @@
                         }
                     })
                     client.on('message', function (topic, message) {
-                       
                         // message is Buffer
                         console.log('收到消息 主题：' + topic + '  消息：' + message.toString() + '内容是：' + message)
                         // localStorage.setItem('irsBack',message);