examTeamApp/pageTwo/devices/F01PRO.vue

<template>
  <view>
    <view class="content weightPages">
      <view class="title" v-if="isConnection == 0">连接中，请稍后</view>
      <view class="title" v-if="isConnection == 1">连接成功，请开始测量</view>
      <view class="title" v-if="isConnection == 2" @click="openBluetoothAdapter">连接失败，点击重新连接</view>
      <view class="text">{{textW}}</view>
      <view class="text">{{textH}}</view>
      <view class="text" v-if="textImp != ''">{{textImp}}</view>
      <view class="image" style="margin-top: 200rpx;">
        <image src="/pageTwo/static/F018P01.gif" mode="widthFix"></image>
      </view>
      <view class="tips">
        <text>请确保：</text>
        <text>1.请确定设备是开机状态</text>
        <text>2.请确定手机蓝牙、位置信息已打开</text>
        <text>3.ios系统需打开设置—>应用—>微信里的蓝牙权限</text>
      </view>
    </view>
  </view>
</template>

<script>
  import {
    mapState
  } from "vuex";
  var myTime;
  const plugin = requirePlugin("sdkPlugin").AiLink;
  export default {
    data() {
      return {
        textW: "",
        textH: "",
        textImp: "",
        height: "",
        weight: "",
        imp: 0,
        macAddr: "",
        deviceId: "",
        serviceId: "",
        readId: "",
        writeId: "",
        notifyId: "",
        isSend: true,
        Unload: false,
        isConnection: 0,
        data01: {},
        data02: {},
        BLEResult: {}
      }
    },
    computed: {
      ...mapState(["user", "isConnected", "isBluetoothTyle"]),
      userInfo() {
        return this.user
      }
    },
    onUnload: async function() {
      let that = this
      if (!that.Unload) {
        clearTimeout(myTime)
        that.$store.state.devicesList2 = []
        
        that.closeBLEConnection()
        that.closeBluetoothAdapter()
        
        if(that.isConnection != 1) {
          let pages = getCurrentPages();
          pages[pages.length - 2].$vm.islink = -1;
          pages[pages.length - 2].$vm.textLink = '开始连接';
        }
      }
    },
    watch: {
      isConnected: function() {
        let that = this
        if (!that.isConnected) {
          console.log('F01PRO：isConnected-' + that.isConnected)
          that.handleBack()
          that.isConnection = 2
        }
      },
      isBluetoothTyle: function() {
        let that = this
        if (!that.isBluetoothTyle) {
          console.log('F01PRO：isBluetoothTyle-' + that.isBluetoothTyle)
          that.handleBack()
          that.isConnection = 2
        }
      },
    },
    onLoad(options) {
      let that = this
      that.textW = ""
      that.textH = ""
      console.log("options", options)
      if (options && options.deviceId) {
        that.deviceId = options.deviceId
        that.createBLEConnection()
      }

      that.onBLEConnectionStateChange()
      uni.onBluetoothAdapterStateChange(function(res) {
        that.$store.commit("changeBluetooth", res.available);
      })
    },
    methods: {
      // 重新连接
      openBluetoothAdapter() {
        let that = this
        that.textW = ""
        that.textH = ""
        that.isSend = true
        that.Unload = false
        uni.openBluetoothAdapter({
          success: e => {
            that.isConnection = 0
            that.startBluetoothDeviceDiscovery()
            console.log('初始化蓝牙成功:' + e.errMsg);
          },
          fail: e => {
            that.isConnection = 2
            that.$tools.msg("请确定设备是开机状态、手机蓝牙权限已打开！")
          }
        });
      },
      // 监听蓝牙连接状态
      onBLEConnectionStateChange() {
        let that = this
        uni.onBLEConnectionStateChange(function(res) {
          console.log('F01PRO：onBLEConnectionStateChange-' + res.connected)
          if (!res.connected) {
            that.Unload = true
            that.isConnection = 2
            clearTimeout(myTime);
            that.closeBLEConnection()
            that.closeBluetoothAdapter()
          }
          that.$store.commit("changeConnected", res.connected);
        })
      },
      // 开始搜寻附近的蓝牙外围设备
      startBluetoothDeviceDiscovery() {
        let that = this
        uni.startBluetoothDevicesDiscovery({
          allowDuplicatesKey: false,
          interval: 500, //上报设备的间隔
          success: res => {
            that.isConnection = 0
            that.onBluetoothDeviceFound();
          },
          fail: res => {
            that.isConnection = 2
            that.$tools.msg("请确定设备是开机状态、手机蓝牙权限已打开！")
          }
        });
      },
      /**
       * 发现外围设备
       */
      onBluetoothDeviceFound() {
        var that = this;
        that.isConnection = 0
        uni.onBluetoothDeviceFound(res => {
          res.devices.forEach(device => {
            if (!device.name && !device.localName) {
              return
            }
            if (device.name.indexOf('AiLink_') != -1 || device.name.indexOf('PCF01') != -1 || (device
                .localName && (device.localName
                  .indexOf('AiLink_') != -1 || device.localName
                  .indexOf('PCF01') != -1))) {
              clearTimeout(myTime);
              if (device.deviceId.indexOf(that.deviceId) != -1) {
                that.stopBluetoothDevicesDiscovery()
                that.deviceId = device.deviceId
                const foundDevices = that.$store.state.devicesList2
                const idx = that.$tools.inArray(foundDevices, "deviceId", device.deviceId)
                if (idx === -1) {
                  that.$store.state.devicesList2.push(device);
                } else {
                  that.$store.state.devicesList2[idx] = device
                }
                that.createBLEConnection()
                return;
              }
            }
          })
        });
      },
      /**
       * 停止搜索蓝牙设备
       */
      stopBluetoothDevicesDiscovery() {
        uni.stopBluetoothDevicesDiscovery({
          success: e => {
            console.log("停止搜索蓝牙设备", e)
          },
        });
      },
      // 连接蓝牙
      createBLEConnection() {
        let that = this;
        uni.createBLEConnection({
          deviceId: that.deviceId,
          success: res => {
            console.log("设备连接成功，获取设备的services", res);
            that.isConnection = 0
            that.getBLEDeviceServices();
          },
          fail: res => {
            that.isConnection = 2
            console.log("设备连接失败，请重新连接", res);
          }
        });
      },
      /**
       * 获取设备的UUID
       */
      getBLEDeviceServices() {
        let serviceList = [];
        let that = this;
        uni.getBLEDeviceServices({
          deviceId: that.deviceId,
          success: res => {
            console.log("获取设备的UUID成功", res)
            serviceList = res.services;
            for (let i = 0; i < serviceList.length; i++) {
              let service = serviceList[i];
              if (service.uuid.indexOf('FFE0') != -1) {
                that.serviceId = service.uuid;
                that.isConnection = 1
                that.getBLEDeviceCharacteristics(that.deviceId, service.uuid);
                console.log("设备的FFE0的serviceId： ", that.serviceId);
                break;
              }
            }
          },
          fail: res => {
            console.log('获取设备的UUID失败:', res)
          }
        });
      },
      /**
       * 获取指定服务的特征值
       */
      getBLEDeviceCharacteristics(deviceId, serviceId) {
        let characteristicsList = [];
        let that = this;
        uni.getBLEDeviceCharacteristics({
          deviceId: deviceId,
          serviceId: serviceId,
          success: res => {
            console.log("服务的特征值成功", res)
            characteristicsList = res.characteristics;
            for (let i = 0; i < characteristicsList.length; i++) {
              let item = characteristicsList[i];
              if (item.uuid.indexOf('0000FFE1') != -1) {
                that.uuid1 = item.uuid //下发数据
              } else if (item.uuid.indexOf('0000FFE2') != -1) {
                that.uuid2 = item.uuid //监听数据
              } else if (item.uuid.indexOf('0000FFE3') != -1) {
                that.uuid3 = item.uuid //写入设置
              }
            }
            // 打开监听
            uni.notifyBLECharacteristicValueChange({
              deviceId,
              serviceId,
              characteristicId: that.uuid2,
              state: true,
            })
            uni.notifyBLECharacteristicValueChange({
              deviceId,
              serviceId,
              characteristicId: that.uuid3,
              state: true,
            })
            // 初始化插件
            console.log("初始化插件", that.$store.state.devicesList2)
            that.$store.state.devicesList2[0].serviceId = that.serviceId

            plugin.initPlugin(res.characteristics, that.$store.state.devicesList2[0])
            uni.onBLECharacteristicValueChange((characteristic) => {
              let bleData = plugin.parseBleData(characteristic.value)
              let dw1 = "kg"
              console.log("bleData", bleData)
              if (bleData.status == 0) {
                let sex0 = that.userInfo.gender == 1 ? 1 : 0
                let sex = "0x0" + sex0.toString(16)
                let age = "0x" + that.userInfo.age.toString(16)
                let height = "0x" + that.userInfo.height.toString(16)
                let arr = [0x01, parseInt(sex), parseInt(age), parseInt(height), 0x00]
                plugin.sendDataOfA7(arr)
                console.log("握手成功", arr)
              } else if (bleData.status == 1) {
                let payload = that.$tools.ab2hex(bleData.data, '')
                let typeInfo = payload.substring(4, 6)
                let type = payload.substring(0, 2)
                console.log("开始测量", payload)
                if (type == '03') {
                  console.log('MCU主动请求用户数据')
                  let sex0 = that.userInfo.gender == 1 ? 1 : 0
                  let sex = "0x0" + sex0.toString(16)
                  let age = "0x" + that.userInfo.age.toString(16)
                  let height = "0x" + that.userInfo.height.toString(16)
                  let arr = [0x01, parseInt(sex), parseInt(age), parseInt(height), 0x00]
                  plugin.sendDataOfA7(arr)
                }
                if (type == "10" || type == "30" || type == "40") { //体脂模式
                  let data = parseInt(payload.substring(6, 12), 16)
                  let msg = parseInt(payload.substring(12, 14), 16).toString(2)
                  let dw = that.$tools.PrefixZero(msg, 8).substring(4, 8)
                  let num = that.$tools.PrefixZero(msg, 8).substring(0, 4)
                  let dw1 = "kg"
                  if (dw == "0001") {
                    dw1 = '斤'
                  }
                  if (dw == "0110") {
                    dw1 = 'lb'
                  }
                  if (num == "0001") {
                    data = data / 10
                  }
                  if (num == "0010") {
                    data = data / 100
                  }
                  if (num == "0011") {
                    data = data / 1000
                  }
                  if (typeInfo == "01") {
                    that.textW = "您的实时体重是：" + data + dw1
                  }
                  if (typeInfo == "02") {
                    that.textW = "您的体重是：" + data + dw1
                    that.weight = data + dw1
                  }
                }
                if (type == "14" || type == "41") { //身高模式
                  let height = parseInt(payload.substring(4, 8), 16)
                  let numH = parseInt(payload.substring(10, 12), 16)
                  if (numH == "1") {
                    height = height / 10
                  }
                  if (numH == "2") {
                    height = height / 100
                  }
                  that.textH = "您的身高是：" + height + "cm"
                  that.height = height
                  console.log("身高模式:", that.height)
                }
                if (type == "11") { //阻抗模式
                  if (typeInfo == "01") { //测量中
                    that.textImp = '正在测量体脂：请双手紧握扶手'
                  }
                  if (typeInfo == "02") {
                    that.imp = 0
                    that.textImp = ""
                  }
                  if (typeInfo == "04") {
                    that.textImp = ""
                    that.imp = parseInt(payload.substring(8, 12), 16)
                  }
                  console.log("阻抗:", that.imp)
                }
                if (type == '15') {
                  if (typeInfo == "01") {
                    that.data01 = {
                      bodyage: parseInt(payload.substring(26, 28),
                        16),
                      fat_r: parseInt(payload.substring(6, 10),
                        16) / 10,
                      muscle: parseInt(payload.substring(18, 22),
                        16) / 10,
                      kcal: parseInt(payload.substring(22, 26),
                        16),
                      visceral: parseInt(payload.substring(14,
                        18), 16),
                      sfr: parseInt(payload.substring(10, 14),
                        16) / 10,
                    }
                  }
                  if (typeInfo == '02') {
                    that.data02 = {
                      water: parseInt(payload.substring(10, 14),
                        16) / 10,
                      bone: parseInt(payload.substring(6, 10),
                        16) / 10,
                      fatlevlval: parseInt(payload.substring(24,
                          26), 16) /
                        10,
                      protein: parseInt(payload.substring(14, 18),
                        16) / 10,
                      bmi: parseInt(payload.substring(18, 22),
                        16) / 10,
                    }
                  }
                  console.log("体脂数据", that.data01, that.data02)
                  that.BLEResult.info = Object.assign(that.data01, that.data02)
                }
                if (type == "80") { //测量结束
                  that.BLEResult.weight = that.weight
                  that.BLEResult.adc = that.imp ? that.imp : 0
                  that.BLEResult.height = (that.height ? that.height : that.userInfo.height) + 'cm'
                  that.BLEResult.aud_id = that.userInfo.id
                  console.log("体脂成功：", that.BLEResult)
                  that.handleGetMeasure(that.BLEResult)
                }
              }
            })
          },
          fail: res => {
            console.log('获取特征值失败:', JSON.stringify(res))
          }
        })
      },
      // 保存测量结果
      handleGetMeasure(data) {
        console.log("保存结果")
        let that = this
        that.$model.getmeasurefunit(data).then(res => {
          if (res.code == 0) {
            that.$store.dispatch('getUserInfo', {
              aud_id: uni.getStorageSync('userid')
            })
            that.$store.dispatch("getResult", {
              aud_id: uni.getStorageSync('userid')
            })
            setTimeout(() => {
              uni.showToast({
                title: '测量成功'
              })
            }, 500)
          } else {
            uni.showToast({
              title: res.message,
              icon: "error"
            })
          }
          that.Unload = true
          setTimeout(function() {
            that.closeBLEConnection()
            that.closeBluetoothAdapter()
            that.$store.state.devicesList2 = []

            uni.switchTab({
              url: "/pages/home/home"
            })
          }, 1000)
        })
      },
      /**
       * 断开蓝牙模块
       */
      closeBluetoothAdapter() {
        let that = this;
        uni.closeBluetoothAdapter({
          success: res => {
            console.log('F01PRO：蓝牙模块关闭成功');
          }
        })
      },
      handleBack() {
        let that = this
        that.Unload = true
        console.log('F01PRO：handleBack');
        that.stopBluetoothDevicesDiscovery() //取消蓝牙搜索
        that.closeBLEConnection()
        that.closeBluetoothAdapter()
        that.$store.state.devicesList2 = []
      },
      /**
       * 断开蓝牙连接
       */
      closeBLEConnection() {
        var that = this;
        uni.closeBLEConnection({
          deviceId: that.deviceId,
          success: res => {
            console.log('F01PRO：断开蓝牙连接成功');
          }
        });
      },
    },
  }
</script>

<style scoped lang="scss">
</style>