增加蓝牙自动搜索

2026-01-21 19:29:00 +08:00
parent 8d244cb316
commit 8cceee566d
3 changed files with 208 additions and 40 deletions
--- a/pages/basics/BluetoothDebugging/B13page/B13page.js
+++ b/pages/basics/BluetoothDebugging/B13page/B13page.js
@@ -19,6 +19,10 @@ Page({
    bleMac: '00:00:00:00:00:00',
    bleAMC: '-',
    bleVersion: '-',
+    // 设备信号/RSSI/连接状态显示
+    bleSignal: '-',
+    bleRSSI: '-',
+    isConnected: false,
    openDelay: 20,
    bathDelay: 20,
    logs: [],
@@ -141,6 +145,8 @@ Page({
    const txCharId = options && options.txCharId ? decodeURIComponent(options.txCharId) : ''
    const rxCharId = options && options.rxCharId ? decodeURIComponent(options.rxCharId) : ''
    this.setData({ DevName: devName, bleName: devName, bleMac, deviceId, serviceId, txCharId, rxCharId })
+    // 尝试更新设备连接/信号信息
+    try { this.updateDeviceInfo && this.updateDeviceInfo() } catch (e) {}
    // 初始化 picker 选项（触发/释放分别根据各自单位生成）
    this.updateDoorTriggerOptions(this.data.doorTriggerUnitIndex || 0)
    this.updateDoorReleaseOptions(this.data.doorReleaseUnitIndex || 0)
@@ -159,6 +165,58 @@ Page({
   
  },

+  // 更新当前设备的 RSSI / signal / 连接状态（基于 deviceId）
+  updateDeviceInfo() {
+    const deviceId = this.data.deviceId
+    if (!deviceId) {
+      this.setData({ bleSignal: '-', bleRSSI: '-', isConnected: false })
+      return
+    }
+
+    const setUnknown = () => this.setData({ bleSignal: '-', bleRSSI: '-', isConnected: false })
+
+    try {
+      // 优先使用 getConnectedBluetoothDevices 查询当前已连接设备
+      const svc = this.data.serviceId
+      if (typeof wx.getConnectedBluetoothDevices === 'function' && svc) {
+        wx.getConnectedBluetoothDevices({ services: [svc], success: (res) => {
+          const devices = (res && res.devices) || []
+          const found = devices.find(d => d.deviceId === deviceId)
+          if (found) {
+            const rssi = (typeof found.RSSI === 'number') ? found.RSSI : (found.RSSI ? Number(found.RSSI) : 0)
+            const sigText = isNaN(rssi) ? '-' : `${rssi} dBm`
+            this.setData({ bleRSSI: isNaN(rssi) ? '-' : rssi, bleSignal: sigText, isConnected: true })
+            return
+          }
+          // 未连接
+          setUnknown()
+        }, fail: () => setUnknown() })
+        return
+      }
+
+      // 兜底使用 getBluetoothDevices 查询缓存设备
+      if (typeof wx.getBluetoothDevices === 'function') {
+        wx.getBluetoothDevices({ success: (res) => {
+          const devices = (res && res.devices) || []
+          const found = devices.find(d => d.deviceId === deviceId)
+            if (found) {
+            const rssi = (typeof found.RSSI === 'number') ? found.RSSI : (found.RSSI ? Number(found.RSSI) : 0)
+            const sigText = isNaN(rssi) ? '-' : `${rssi} dBm`
+            // connected 字段在缓存中可能为 true/false
+            this.setData({ bleRSSI: isNaN(rssi) ? '-' : rssi, bleSignal: sigText, isConnected: !!found.connected })
+            return
+          }
+          setUnknown()
+        }, fail: () => setUnknown() })
+        return
+      }
+
+      setUnknown()
+    } catch (e) {
+      setUnknown()
+    }
+  },
+
  unitIndexToProtocolValue(idx) {
    const i = Number(idx || 0)
    return i === 0 ? 1 : (i === 1 ? 2 : 3)
@@ -263,10 +321,19 @@ Page({
        })
      }, 250)
    } catch (e) { /* ignore */ }
+    try { this.updateDeviceInfo && this.updateDeviceInfo() } catch (e) {}
  },

  onUnload() {
    this.teardownBleListener()
+    // 移除连接状态监听并清理重连计时器
+    try {
+      if (this._onBleConnChange && typeof wx.offBLEConnectionStateChange === 'function') {
+        wx.offBLEConnectionStateChange(this._onBleConnChange)
+      }
+    } catch (e) { /* ignore */ }
+    this._onBleConnChange = null
+    try { this.stopReconnectTimer && this.stopReconnectTimer() } catch (e) {}
  },

  // 顶部标签切换
@@ -274,9 +341,9 @@ Page({
    const id = Number(e.currentTarget.dataset.id || 1)
    this.setData({ TabCur: id })
    // 切换到蓝牙升级标签时，主动读取蓝牙版本号并保存到 bleVersion
-    if (id === 2) {
-      this.onSendReadVersion()
-    }
+    // if (id === 1) {
+      
+    // }
    // 切换到设备升级标签（data-id === 3）时，默认发送一包 OTA 升级命令
    if (id === 3) {
      // 给用户一点缓冲时间再发送（确保 UI 切换完成）
@@ -998,6 +1065,7 @@ Page({
    // 开启订阅（若已传入rx特征），保证能接收数据
    this.enableNotify()   
    this.setupBleListener()
+    this.onSendReadVersion()
     this.sendRadarStatusCommand(true)
  },

@@ -1234,6 +1302,55 @@ Page({
    }
    // 注册系统 BLE 通知回调
    wx.onBLECharacteristicValueChange(this._onBleChange)
+    // 注册 BLE 连接状态监听（兼容基础库）
+    if (typeof wx.onBLEConnectionStateChange === 'function') {
+      this._onBleConnChange = (res) => {
+        try {
+          const devId = res && res.deviceId
+          if (!devId || devId !== this.data.deviceId) return
+          const connected = !!res.connected
+          if (connected) {
+            // 连接成功，停止重连计时并启用发送按钮
+            this.setData({ isConnected: true })
+            try { this.stopReconnectTimer && this.stopReconnectTimer() } catch (e) {}
+            try { this.ensureBleChannels(() => {}) } catch (e) {}
+          } else {
+            // 断开，禁用发送并启动重连计时
+            this.setData({ isConnected: false })
+            try { this.startReconnectTimer && this.startReconnectTimer() } catch (e) {}
+          }
+        } catch (e) { /* ignore */ }
+      }
+      try { wx.onBLEConnectionStateChange(this._onBleConnChange) } catch (e) { /* ignore */ }
+    }
+  },
+
+  // 启动/停止重连计时器（每3秒尝试重连），不在 onHide 时自动销毁
+  startReconnectTimer() {
+    if (this._reconnectTimer) return
+    const deviceId = this.data.deviceId
+    if (!deviceId) return
+    this._reconnectTimer = setInterval(() => {
+      try {
+        if (typeof wx.createBLEConnection === 'function') {
+          wx.createBLEConnection({ deviceId, success: () => {
+            // createBLEConnection 成功即认为已连接
+            this.setData({ isConnected: true })
+            try { this.stopReconnectTimer() } catch (e) {}
+            try { this.ensureBleChannels(() => {}) } catch (e) {}
+          }, fail: () => {
+            // ignore failure, will retry
+          } })
+        }
+      } catch (e) { /* ignore */ }
+    }, 3000)
+  },
+
+  stopReconnectTimer() {
+    if (this._reconnectTimer) {
+      clearInterval(this._reconnectTimer)
+      this._reconnectTimer = null
+    }
  },
  onDownloadOtaTool() {
    const url = 'https://www.baidu.com/';
--- a/pages/basics/BluetoothDebugging/B13page/B13page.wxml
+++ b/pages/basics/BluetoothDebugging/B13page/B13page.wxml
@@ -17,6 +17,31 @@
    </view>
  </scroll-view>

+  <!-- 公共设备信息栏：放在顶部标签下，所有 Tab 共用 -->
+  <view class="device-row common-device-row">
+    <view class="device-left">
+      <view class="device-line">
+        <text class="dr-label">蓝牙名称：</text>
+        <text class="dr-value">{{bleName || '-'}}</text>
+      </view>
+      <view class="device-line">
+        <text class="dr-label">MAC：</text>
+        <text class="dr-value">{{bleMac || '-'}}</text>
+        <text class="dr-label">版本：</text>
+        <text class="dr-value">{{bleVersion || '-'}}</text>
+      </view>
+      <view class="device-line">
+        <text class="dr-label">信号：</text>
+        <text class="dr-value">{{bleSignal}}</text>
+        <text class="dr-label">RSSI：</text>
+        <text class="dr-value">{{bleRSSI}}</text>
+        <text class="dr-label">状态：</text>
+        <text class="dr-value">{{isConnected ? '已连接' : '未连接'}}</text>
+      </view>
+    </view>
+    <view class="dr-btn dr-btn-view dr-btn-small" bindtap="onSendReadVersion">读取蓝牙信息</view>
+  </view>
+
  <!-- Tab:  设备测试 -->
  <view wx:if="{{TabCur==1}}" class="content">

@@ -31,8 +56,16 @@
    <view class="grid-and-actions">
      <view class="grid">
        <view class="grid-item" wx:for="{{radarLights}}" wx:key="key">
+          <!-- 文字先于指示灯显示 -->
+          <text class="label">
+            {{
+              item.key === 'door' ? (item.triggered ? '门磁(开门)' : '门磁(关门)') :
+              item.key === 'bath' ? (item.triggered ? '卫浴(触发)' : '卫浴(释放)') :
+              item.key === 'bed' ? (item.triggered ? '卧室(触发)' : '卧室(释放)') :
+              item.key === 'hall' ? (item.triggered ? '走廊(触发)' : '走廊(释放)') : item.label
+            }}
+          </text>
          <view class="circle {{item.colorClass}}"></view>
-          <text class="label">{{item.label}}</text>
        </view>
      </view>
     
@@ -157,7 +190,7 @@

      <view class="log-input-row">
        <textarea class="log-input" placeholder="输入要发送的数据" value="{{sendText}}" bindinput="onInputChange" disable-default-padding="true" />
-        <button class="send-btn" size="mini" type="primary" bindtap="onSend">发送</button>
+        <button class="send-btn" size="mini" type="primary" bindtap="onSend" disabled="{{!isConnected}}">发送</button>
      </view>

      <!-- <scroll-view class="log-scroll" scroll-y="true">
@@ -199,23 +232,7 @@

  <!-- Tab: 设备升级 -->
  <view wx:if="{{TabCur==2}}" class="content">
-    <!-- 设备信息栏 -->
-    <view class="device-row">
-      <view class="device-left">
-        <view class="device-line">
-          <text class="dr-label">蓝牙名称：</text>
-          <text class="dr-value">{{bleName || '-'}}</text>
-        </view>
-        <view class="device-line">
-          <text class="dr-label">MAC：</text>
-          <text class="dr-value">{{bleMac || '-'}}</text>
-          <text class="dr-label">版本：</text>
-          <text class="dr-value">{{bleVersion || '-'}}</text>
-        </view>
-      </view>
-      <view class="dr-btn dr-btn-view dr-btn-small" bindtap="onSendReadVersion">读取蓝牙信息</view>
-    </view>
-
+     
    <!-- 功能栏（保留导出/导入） -->
    <view class="cfg-card">
      <view class="toolbar">