添加长时间为搜索到附近设备提示

stores/bluetooth.js

@@ -12,6 +12,10 @@ import { getUserNoListRequest, updateLockUserNoRequest } from '@/api/key'
 let timer
 // 特性值回调
 let characteristicValueCallback = null
+// 搜索次数
+let searchNumber = 10
+// 搜索提示标志
+let searchTipFlag = true
 
 // 命令ID
 const cmdIds = {
@@ -413,7 +417,21 @@ export const useBluetoothStore = defineStore('ble', {
       timer = setInterval(() => {
         uni.getBluetoothDevices({
           success(res) {
+            searchNumber--
+            if(searchNumber === 0 && searchTipFlag) {
+              uni.showModal({
+                title: '提示',
+                content: '长时间未搜索到任何设备，请确认微信的附近设备权限开启后再试',
+                showCancel: false,
+                success() {
+                  uni.navigateBack()
+                }
+              })
+            }
             const deviceList = res.devices
+            if(deviceList.length !== 0) {
+              searchTipFlag = false
+            }
             that.deviceList = []
             for(let i = 0; i < deviceList.length; i++) {
               if(deviceList[i]?.advertisServiceUUIDs) {
@@ -437,6 +455,8 @@ export const useBluetoothStore = defineStore('ble', {
     },
     // 停止搜索蓝牙设备
     stopGetBluetoothDevices() {
+      searchNumber = 10
+      searchTipFlag = true
       clearInterval(timer)
       uni.stopBluetoothDevicesDiscovery()
     },
@@ -624,11 +644,20 @@ export const useBluetoothStore = defineStore('ble', {
       const that = this
       let timer1
       let timer2
+      const flag = true
       return new Promise((resolve) => {
         uni.startBluetoothDevicesDiscovery({
           success: function (res) {
             timer2 = setTimeout(() => {
               setTimeout(() => {
+                if(flag) {
+                  uni.showModal({
+                    title: '提示',
+                    content: '长时间未搜索到任何设备，请确认微信的附近设备权限开启后再试',
+                    showCancel: false,
+                    confirmText: '确定',
+                  })
+                }
                 uni.stopBluetoothDevicesDiscovery()
                 clearInterval(timer1)
               }, 10000)
@@ -636,6 +665,9 @@ export const useBluetoothStore = defineStore('ble', {
                 uni.getBluetoothDevices({
                   success(res) {
                     const deviceList = res.devices
+                    if(deviceList.length !== 0) {
+                      flag = false
+                    }
                     for(let i = 0; i < deviceList.length; i++) {
                       if(deviceList[i]?.name === that.currentLockInfo.name) {
                         const uuid = deviceList[i]?.advertisServiceUUIDs[0]