forked from SmartBench/CMVR-IOT-UI
fix(websocket): 解决WebSocket重连后频道订阅丢失问题
- 移除调试用的console.log语句 - 添加channelSubscriptions集合跟踪频道订阅状态 - 在WebSocket连接建立时恢复之前的频道订阅 - 添加refreshAfterSocketReconnect函数用于重连后刷新数据 - 在组件挂载时监听socket open事件并绑定重连刷新逻辑 - 在组件卸载时移除socket open事件监听器
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@ -17,6 +17,7 @@ class WebSocketManager {
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this.processingMessages = false;
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this.maxQueueSize = 100;
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this.status = false;
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this.channelSubscriptions = new Set();
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}
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connect() {
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@ -33,6 +34,7 @@ class WebSocketManager {
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this.status = true;
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this.startHeartbeat();
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this.processMessageQueue();
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this.restoreChannelSubscriptions();
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this.dispatch('open');
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};
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@ -159,13 +161,31 @@ class WebSocketManager {
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}
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send(payload) {
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if (payload?.type === 'channel_subscription' && payload.channel) {
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if (payload.action === 'subscribe') {
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this.channelSubscriptions.add(payload.channel);
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} else if (payload.action === 'unsubscribe') {
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this.channelSubscriptions.delete(payload.channel);
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}
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}
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if (this.ws && this.ws.readyState === 1) {
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this.ws.send(JSON.stringify(payload));
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} else {
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} else if (payload?.type !== 'channel_subscription') {
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console.warn('WebSocket 未连接,消息发送失败');
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}
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}
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restoreChannelSubscriptions() {
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if (!this.ws || this.ws.readyState !== 1) return;
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this.channelSubscriptions.forEach((channel) => {
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this.ws.send(JSON.stringify({
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type: 'channel_subscription',
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action: 'subscribe',
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channel,
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}));
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});
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}
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close() {
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this.isManualClose = true;
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this.status = false;
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@ -501,7 +501,6 @@ const subscribeDebounced = debounce(async (sub) => {
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// 清理旧回调
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if (socketChannelCallbacks.value[channel]) {
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socket.off(channel, socketChannelCallbacks.value[channel]);
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console.log('清理旧回调:', channel);
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}
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const callback = (data) => {
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@ -555,15 +554,21 @@ const handleOpenLog = async (row) => {
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logDialogData.value = res.rows
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}
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}
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const refreshAfterSocketReconnect = () => {
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getList()
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getHistoryList()
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}
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onMounted(() => {
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getTaskData();
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getList();
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getHistoryList();
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subscribeDebounced(true)
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socket?.on('open', refreshAfterSocketReconnect)
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})
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onUnmounted(() => {
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subscribeDebounced(false)
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socket?.off('open', refreshAfterSocketReconnect)
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})
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</script>
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<style lang="scss" scoped>
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@ -543,11 +543,9 @@ const subscribeDebounced = debounce(async (sub) => {
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// 清理旧回调
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if (socketChannelCallbacks.value[channel]) {
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socket.off(channel, socketChannelCallbacks.value[channel]);
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console.log('清理旧回调:', channel);
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}
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const callback = (data) => {
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console.log('data', data)
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if (data !== '500') {
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if (data.status !== 0) {
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const steps = pointList_runningTask.value[data.taskId] || []
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@ -598,6 +596,10 @@ const handleOpenLog = async (row) => {
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logDialogData.value = res.rows
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}
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}
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const refreshAfterSocketReconnect = () => {
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getList()
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getHistoryList()
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}
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onMounted(() => {
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getTaskData();
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getPhoneData();
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@ -605,10 +607,12 @@ onMounted(() => {
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getList();
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getHistoryList();
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subscribeDebounced(true)
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socket?.on('open', refreshAfterSocketReconnect)
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})
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onUnmounted(() => {
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subscribeDebounced(false)
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socket?.off('open', refreshAfterSocketReconnect)
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})
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</script>
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<style lang="scss" scoped>
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