/**
 * @description 蓝牙数据持久化
 */
import { defineStore } from 'pinia'
import crc from 'crc'
import { sm4 } from 'sm-crypto'
import { md5 } from 'js-md5'
import { getServerDatetime } from '@/api/check'
import { getUserNoListRequest, updateLockUserNoRequest } from '@/api/key'
import { updateElectricQuantityRequest } from '@/api/room'
import { reportOpenDoorRequest } from '@/api/lockRecords'
import { updateTimezoneOffsetRequest } from '@/api/user'

// 定时器
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 = {
  // 获取公钥
  getPublicKey: 0x3090,
  // 获取私钥
  getCommKey: 0x3091,
  // 获取锁状态
  getLockStatus: 0x3040,
  // 新增用户
  addUser: 0x3001,
  // 开门
  openDoor: 0x3005,
  // 重置设备
  resetDevice: 0x3004,
  // 清理用户
  cleanUser: 0x300C,
  // 扩展命令
  expandCmd: 0x3030
}

// 子命令ID
const subCmdIds = {
  // 设置开锁密码
  setLockPassword: 3,
  // 重置开锁密码
  resetLockPassword: 19
}

export const useBluetoothStore = defineStore('ble', {
  state() {
    return {
      /*
      * 蓝牙状态
      * -1 未知（初始状态）
      * 0 正常
      * 1 系统蓝牙未打开
      * 2 小程序蓝牙功能被禁用
      * 3 系统蓝牙未打开且小程序蓝牙功能被禁用
      */
      bluetoothStatus: -1,
      // 设备列表
      deviceList: [],
      // 当前锁信息
      currentLockInfo: {},
      // 消息序号
      messageCount: 1,
      // 是否初始化蓝牙
      isInitBluetooth: false,
      // 服务器时间
      serverTimestamp: 0,
      // 设备keyID
      keyId: '0'
    }
  },
  actions: {
    // 更新keyId
    updateKeyId(keyId) {
      this.keyId = keyId
    },
    // 二进制转字符串
    uint8ArrayToString(uint8Array) {
      let str = ''
      for (let i = 0; i < uint8Array.length; i++) {
        if (uint8Array[i] !== 0) {
          str += String.fromCharCode(uint8Array[i]);
        }
      }
      return str
    },
    // 更新服务端时间戳
    async updateServerTimestamp() {
      const { code, data, message } = await getServerDatetime({})
      if(code === 0) {
        this.serverTimestamp = parseInt(data.date / 1000)
      }
      return { code, data, message }
    },
    // 初始化并监听
    async initAndListenBluetooth(tipFlag) {
      // 初始化蓝牙
      const initResult = await this.initBluetooth(tipFlag)
      if (initResult) {
        // 更新蓝牙初始化状态
        this.updateInitBluetooth(true)
        // 监听蓝牙开关状态
        this.onBluetoothState()
        // 监听蓝牙连接状态
        this.onBluetoothConnectStatus()
        // 监听设备特征值变化
        this.onBluetoothCharacteristicValueChange()

        return true
      } else {
        return false
      }
    },
    // 更新是否初始化蓝牙字段
    updateInitBluetooth(value) {
      this.isInitBluetooth = value
    },
    // 初始化蓝牙模块
    initBluetooth(tipFlag = true) {
      const that = this
      // 初始化蓝牙模块
      return new Promise(resolve => {
        uni.openBluetoothAdapter({
          success() {
            that.bluetoothStatus = 0
            console.log('蓝牙初始化成功')
            resolve(true)
          },
          fail(err) {
            console.log('蓝牙初始化失败', err)
            // 系统蓝牙未打开
            if(err.errCode === 10001) {
              if(that.bluetoothStatus === 2) {
                that.bluetoothStatus = 3
              } else {
                that.bluetoothStatus = 1
              }
            }
            // 小程序蓝牙功能被禁用
            if(err.errno === 103) {
              if(that.bluetoothStatus === 1) {
                that.bluetoothStatus = 3
              } else {
                that.bluetoothStatus = 2
              }
            }
            // 蓝牙已经初始化
            if(err.errMsg === 'openBluetoothAdapter:fail already opened') {
              resolve(true)
              return
            }
            if(err.errno === 3 && tipFlag) {
              uni.showModal({
                title: '提示',
                content: '蓝牙功能需要附近设备权限，请前往设置开启微信的附近设备权限后再试',
                showCancel: false,
                confirmText: '确定',
              })
            }
            resolve(false)
          }
        })
      })
    },
    // 监听蓝牙状态变化
    onBluetoothState() {
      const that = this
      uni.onBluetoothAdapterStateChange((res) => {
        console.log('蓝牙状态改变', res)
        if(that.bluetoothStatus === 3 && res.available) {
          that.bluetoothStatus = 2
        } else if (that.bluetoothStatus === 2 && !res.available) {
          that.bluetoothStatus = 3
        } else if (that.bluetoothStatus === 1 && res.available) {
          that.bluetoothStatus = 0
        } else if (that.bluetoothStatus === 0 && !res.available){
          that.bluetoothStatus = 1
        } else if (that.bluetoothStatus === -1) {
          if(res.available) {
            that.bluetoothStatus = 0
          } else {
            that.bluetoothStatus = 1
          }
        }
      })
    },
    // 监听蓝牙设备连接状态
    onBluetoothConnectStatus() {
      const that = this
      uni.onBLEConnectionStateChange(function (res) {
        if(res.deviceId === that.currentLockInfo.deviceId) {
          console.log('设备连接状态改变', res)
          that.updateCurrentLockInfo({
            ...that.currentLockInfo,
            connected: res.connected
          })
        }
      })
    },
    // 解析特征值
    parsingCharacteristicValue(binaryData) {
      const that = this
      // 0x20 明文 0x22 SM4（事先约定密钥） 0x23 SM4（设备指定密钥）
      if(binaryData[7] === 0x20) {
        if(binaryData[12] * 256 + binaryData[13] === cmdIds.getPublicKey) {
          if(binaryData[14] === 0) {
            that.updateCurrentLockInfo({
              ...that.currentLockInfo,
              publicKey: [...binaryData.slice(15, 31)]
            })
          }
          characteristicValueCallback({
            code: binaryData[14]
          })
        }
      } else if(binaryData[7] === 0x22) {
        // 截取入参
        const cebBinaryData = binaryData.slice(12, binaryData.length - 2)
        // 解密
        const key = new Uint8Array(16)
        for (let i = 0; i < that.currentLockInfo.name.length; i++) {
          key[i] = that.currentLockInfo.name.charCodeAt(i)
        }
        const decrypted = sm4.decrypt(cebBinaryData, key, { mode: 'ecb', output: 'array' })
        console.log('ecb解密后的数据', decrypted)

        if(decrypted[0] * 256 + decrypted[1] === cmdIds.getCommKey) {
          if(decrypted[2] === 0) {
            that.updateCurrentLockInfo({
              ...that.currentLockInfo,
              commKey: decrypted.slice(3, 19),
              signKey: decrypted.slice(19, 35),
              pwdTimestamp: this.arrayToTimestamp(decrypted.slice(35, 39)) * 1000
            })
            console.log('commKey', Array.from(that.currentLockInfo.commKey))
            console.log('signKey', Array.from(that.currentLockInfo.signKey))
          }
          characteristicValueCallback({
            code: decrypted[2]
          })
        }
      } else {
        const cebBinaryData = binaryData.slice(12, binaryData.length - 2)
        const decrypted = sm4.decrypt(cebBinaryData, that.currentLockInfo.commKey, { mode: 'ecb', output: 'array' })
        console.log('ecb解密后的数据', decrypted)

        const cmdId = decrypted[0] * 256 + decrypted[1]

        switch (cmdId) {
          case cmdIds.getLockStatus:
            if (decrypted[2] === 0) {
              const lockConfig = {
                vendor: that.uint8ArrayToString(decrypted.slice(3, 23)),
                product: decrypted[23],
                model: that.uint8ArrayToString(decrypted.slice(24, 44)),
                fwVersion: that.uint8ArrayToString(decrypted.slice(44, 64)),
                hwVersion: that.uint8ArrayToString(decrypted.slice(64, 84)),
                serialNum0: that.uint8ArrayToString(decrypted.slice(84, 100)),
                serialNum1: that.uint8ArrayToString(decrypted.slice(100, 116)),
                btDeviceName: that.uint8ArrayToString(decrypted.slice(116, 132)),
                electricQuantity: decrypted[132],
                electricQuantityStandby: decrypted[133],
                restoreCount: decrypted[134] * 256 + decrypted[135],
                restoreDate: this.arrayToTimestamp(decrypted.slice(136, 140)),
                icPartNo: that.uint8ArrayToString(decrypted.slice(140, 150)),
                indate: this.arrayToTimestamp(decrypted.slice(150, 154)),
                mac: that.uint8ArrayToString(decrypted.slice(154, 174)),
                timezoneOffset: new Date().getTimezoneOffset() * 60
              }
              that.updateCurrentLockInfo({
                ...that.currentLockInfo,
                featureValue: that.uint8ArrayToString(decrypted.slice(175, 175 + decrypted[174])),
                featureSettingValue: that.uint8ArrayToString(decrypted.slice(176 + decrypted[174], 176 + decrypted[174] + decrypted[175 + decrypted[174]])),
                featureSettingParams: Array.from(decrypted.slice(176 + decrypted[174] + decrypted[175 + decrypted[174]])),
                lockConfig
              })
              console.log('获取锁状态成功', that.currentLockInfo.lockConfig)
            }
            characteristicValueCallback({
              code: decrypted[2]
            })
            break
          case cmdIds.addUser:
            that.updateCurrentLockInfo({
              ...that.currentLockInfo,
              token: decrypted.slice(42,46),
              lockUserNo: decrypted[47] * 256 + decrypted[48]
            })
            console.log('添加用户结果', decrypted[46], that.currentLockInfo.token)
            characteristicValueCallback({
              code: decrypted[46]
            })
            break
          case cmdIds.expandCmd:
            const subCmdId = decrypted[3]
            switch (subCmdId) {
              case subCmdIds.resetLockPassword:
                that.updateCurrentLockInfo({
                  ...that.currentLockInfo,
                  token: decrypted.slice(5,9)
                })
                characteristicValueCallback({
                  code: decrypted[2]
                })
                if(decrypted[2] === 0) {
                  that.updateCurrentLockInfo({
                    ...that.currentLockInfo,
                    encrpyKey: decrypted.slice(9, 17)
                  })
                }
                break
              case subCmdIds.setLockPassword:
                that.updateCurrentLockInfo({
                  ...that.currentLockInfo,
                  token: decrypted.slice(5,9)
                })
                characteristicValueCallback({
                  code: decrypted[2],
                  data: {
                    status: decrypted[11]
                  }
                })
                break
            }
            break
          case cmdIds.openDoor:
            that.updateCurrentLockInfo({
              ...that.currentLockInfo,
              token: decrypted.slice(2,6)
            })
              console.log('开门', decrypted[6], that.currentLockInfo.token)
            characteristicValueCallback({
              code: decrypted[6]
            })
            if(decrypted[6] === 0) {
              updateElectricQuantityRequest({
                lockId: that.currentLockInfo.lockId,
                electricQuantity: decrypted[7],
                electricQuantityStandby: decrypted[9]
              }).then(res => {
                if(res.code === 0) {
                  that.updateCurrentLockInfo({
                    ...that.currentLockInfo,
                    electricQuantityDate: res.data.electricQuantityDate
                  })
                }
              })
              reportOpenDoorRequest({
                lockId: that.currentLockInfo.lockId,
                keyId: that.keyId,
              }).then(res => {
                console.log('上报开门结果', res)
              })
              updateTimezoneOffsetRequest({
                timezoneOffset: new Date().getTimezoneOffset() * 60
              }).then(res => {
                console.log('上报时区结果', res)
              })
            }
          default:
            that.updateCurrentLockInfo({
              ...that.currentLockInfo,
              token: decrypted.slice(2,6)
            })
            console.log('默认结果', decrypted[6], that.currentLockInfo.token)
            characteristicValueCallback({
              code: decrypted[6]
            })
            break
        }
      }
    },
    // 监听蓝牙设备特征值改变
    onBluetoothCharacteristicValueChange() {
      const that = this
      // 完整数据
      let completeArray
      // 完整内容数据长度
      let length
      console.log('开始监听特征值改变')
      uni.onBLECharacteristicValueChange(function (res) {
        if(res.deviceId === that.currentLockInfo.deviceId) {
          let binaryData = new Uint8Array(res.value)
          if(binaryData[0] === 0xEF && binaryData[1] === 0x01 && binaryData[2] === 0xEE && binaryData[3] === 0x02) {
            length = binaryData[8] * 256 + binaryData[9]
            if(length + 14 > binaryData.length) {
              completeArray = binaryData
            } else {
              that.parsingCharacteristicValue(binaryData)
            }
          } else {
            if(completeArray) {
              const combinedArray = new Uint8Array(completeArray.length + binaryData.length)
              combinedArray.set(completeArray, 0);
              combinedArray.set(binaryData, completeArray.length)
              completeArray = combinedArray
              if(length + 14 === completeArray.length) {
                that.parsingCharacteristicValue(completeArray)
                completeArray = null
              }
            }
          }
        }
      })
    },
    // 开始搜索蓝牙设备
    getBluetoothDevices() {
      const that = this
      if(this.bluetoothStatus !== 0) {
        console.log('搜索未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return
      }
      this.deviceList = []
      uni.startBluetoothDevicesDiscovery({
        success: function (res) {
          setTimeout(() => {
            that.searchBluetoothDevices()
          }, 300)
        },
        fail: async function (res) {
          console.log('开始搜索失败', res)
          if(res.errno === 1509008) {
            uni.showModal({
              title: '提示',
              content: '安卓手机蓝牙功能需要定位权限，请前往设置开启微信的定位权限后再试',
              showCancel: false,
              confirmText: '重试',
              success(res) {
                if (res.confirm) {
                  that.getBluetoothDevices()
                }
              }
            })
          }
          if(res.errCode === 10000) {
            // 重新初始化蓝牙适配器
            await that.initBluetooth()
            that.getBluetoothDevices()
          }
        }
      })
    },
    // 定时查询蓝牙设备
    searchBluetoothDevices() {
      const that = this
      if(this.bluetoothStatus !== 0) {
        console.log('搜索未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return
      }
      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) {
                const uuid = deviceList[i]?.advertisServiceUUIDs[0]
                if(uuid && uuid.slice(2,8)==='758824' && uuid.slice(30,32)==='00') {
                  that.deviceList.push(deviceList[i])
                }
              }
            }
            console.log('设备列表', that.deviceList)
          },
          fail: async function (res) {
            console.log('获取设备列表失败', res)
            if(res.errCode === 10000) {
              // 重新初始化蓝牙适配器
              await that.initBluetooth()
            }
          }
        })
      }, 1000)
    },
    // 停止搜索蓝牙设备
    stopGetBluetoothDevices() {
      searchNumber = 10
      searchTipFlag = true
      clearInterval(timer)
      uni.stopBluetoothDevicesDiscovery()
    },
    // 蓝牙状态提示
    getBluetoothStatus() {
      if(this.bluetoothStatus === 1) {
        uni.showModal({
          title: '提示',
          content: '蓝牙尚未打开，请先打开蓝牙',
          showCancel: false,
          confirmText: '确定',
        })
      } else if(this.bluetoothStatus === 2 || this.bluetoothStatus === 3) {
        uni.showModal({
          title: '提示',
          content: '小程序蓝牙功能被禁用，请打开小程序蓝牙权限',
          showCancel: false,
          confirmText: '去设置',
          success(res) {
            if(res.confirm) {
              uni.openSetting()
            }
          }
        })
      }
    },
    // 检查小程序设置
    checkSetting() {
      const that = this
      return new Promise((resolve) => {
        uni.getSetting({
          async success(res) {
            const bluetooth = res.authSetting['scope.bluetooth']
            if(that.bluetoothStatus === -1) {
              if(bluetooth !== false) {
                that.bluetoothStatus = 0
              } else {
                that.bluetoothStatus = 2
              }
            } else if(that.bluetoothStatus === 0 && bluetooth === false) {
              that.bluetoothStatus = 2
            } else if(that.bluetoothStatus === 1 && bluetooth === false) {
              that.bluetoothStatus = 3
            } else if(that.bluetoothStatus === 2 && bluetooth !== false) {
              that.bluetoothStatus = 0
              await that.initBluetooth()
            } else if(that.bluetoothStatus === 3 && bluetooth !== false) {
              that.bluetoothStatus = 1
              await that.initBluetooth()
              that.onBluetoothState()
            }
            console.log('蓝牙权限', bluetooth, that.bluetoothStatus)
            resolve(bluetooth)
          },
          fail() {
            resolve(false)
          }
        })
      })
    },
    // 连接蓝牙设备+获取设备服务+获取设备特征值
    connectBluetoothDevice() {
      const that = this
      return new Promise((resolve) => {
        if(that.bluetoothStatus !== 0) {
          console.log('连接未执行', that.bluetoothStatus)
          that.getBluetoothStatus()
          resolve(false)
          return
        }
        uni.createBLEConnection({
          deviceId: that.currentLockInfo.deviceId,
          success(res) {
            console.log('连接成功', res)
            // 获取设备服务
            uni.getBLEDeviceServices({
              deviceId: that.currentLockInfo.deviceId,
              success (res) {
                let serviceId
                for(let i = 0; i < res.services.length; i++) {
                  if(res.services[i].uuid.indexOf('FFF0') !== -1) {
                    serviceId = res.services[i].uuid
                  }
                }
                // 获取设备对应服务的特征值
                uni.getBLEDeviceCharacteristics({
                  deviceId: that.currentLockInfo.deviceId,
                  serviceId: serviceId,
                  success (res) {
                    let notifyCharacteristicId
                    let writeCharacteristicId
                    for(let i = 0; i < res.characteristics.length; i++) {
                      const characteristic = res.characteristics[i]
                      if(characteristic.properties.notify) {
                        notifyCharacteristicId = characteristic.uuid
                      }
                      if(characteristic.properties.write) {
                        writeCharacteristicId = characteristic.uuid
                      }
                    }
                    that.updateCurrentLockInfo({
                      ...that.currentLockInfo,
                      serviceId,
                      notifyCharacteristicId,
                      writeCharacteristicId
                    })
                    that.notifyBluetoothCharacteristicValueChange()
                    resolve(true)
                  },
                  fail(res) {
                    if(res.errCode === 10006) {
                      uni.showToast({
                        title: '连接失败，请靠近设备并保持设备处于唤醒状态',
                        icon: 'none'
                      })
                    }
                    console.log('获取设备特征值失败', res)
                    resolve(false)
                  }
                })
              },
              fail(res) {
                if(res.errCode === 10006) {
                  uni.showToast({
                    title: '连接失败，请靠近设备并保持设备处于唤醒状态',
                    icon: 'none'
                  })
                }
                console.log('获取设备服务失败', res)
                resolve(false)
              }
            })
          },
          fail(res) {
            if(res.errno === 1509007) {
              resolve(true)
              return
            }
            uni.showToast({
              title: '连接失败，请靠近设备并保持设备处于唤醒状态',
              icon: 'none'
            })
            console.log('连接失败', res)
            resolve(false)
          }
        })
      })
    },
    // 更新当前锁信息
    updateCurrentLockInfo(lockInfo) {
      console.log('更新当前锁信息', lockInfo)
      this.currentLockInfo = lockInfo
    },
    // 订阅设备特征值改变
    notifyBluetoothCharacteristicValueChange() {
      const that = this
      uni.notifyBLECharacteristicValueChange({
        state: true,
        deviceId: that.currentLockInfo.deviceId,
        serviceId: that.currentLockInfo.serviceId,
        characteristicId: that.currentLockInfo.notifyCharacteristicId,
        success(res) {
          console.log('订阅成功', res)
        },
        fail(res) {
          console.log('订阅失败', res)
        }
      })
    },
    // 断开蓝牙连接
    closeBluetoothConnection() {
      const that = this
      uni.closeBLEConnection({
        deviceId: that.currentLockInfo.deviceId,
        success(res) {
          console.log('断开连接成功', res)
        },
        fail(res) {
          console.log('断开连接失败', res)
        }
      })
    },
    // 查找设备并连接
    async searchAndConnectDevice() {
      const that = this
      let timer1
      let timer2
      return new Promise((resolve) => {
        uni.startBluetoothDevicesDiscovery({
          success: function (res) {
            timer2 = setTimeout(() => {
                uni.stopBluetoothDevicesDiscovery()
                clearInterval(timer1)
                resolve(false)
              }, 10500)
            timer1 = setInterval(() => {
                uni.getBluetoothDevices({
                  success(res) {
                    const deviceList = res.devices
                    for(let i = 0; i < deviceList.length; i++) {
                      if(deviceList[i]?.name === that.currentLockInfo.name) {
                        const uuid = deviceList[i]?.advertisServiceUUIDs[0]
                        if(uuid && uuid.slice(2,8)==='758824' && uuid.slice(30,32)==='01') {
                          uni.stopBluetoothDevicesDiscovery()
                          clearTimeout(timer2)
                          clearInterval(timer1)
                          resolve(deviceList[i].deviceId)
                          break
                        }
                      }
                    }
                  },
                  fail: async function (res) {
                    console.log('获取设备列表失败', res)
                    if(res.errCode === 10000) {
                      // 重新初始化蓝牙适配器
                      await that.initBluetooth()
                    }
                  }
                })
              }, 1000)
          },
          fail: async function (res) {
            console.log('开始搜索失败', res)
            if(res.errCode === 10000) {
              // 重新初始化蓝牙适配器
              await that.initBluetooth()
              that.searchAndConnectDevice()
            } else {
              resolve(false)
            }
          }
        })
      })
    },
    // 检查是否已添加为用户
    async checkLockUser() {
      console.log('检查是否已添加为用户', this.currentLockInfo.lockUserNo)
      if(this.currentLockInfo.lockUserNo === 0) {
        const timestamp = parseInt(new Date().getTime() / 1000)
        const password = (Math.floor(Math.random() * 900000) + 100000).toString()
        console.log('用户未添加，开始添加用户')
        const { code: addUserCode } = await this.addLockUser({
          name: this.currentLockInfo.name,
          keyId: this.keyId,
          authUid: this.currentLockInfo.senderUserId.toString(),
          uid: this.currentLockInfo.uid.toString(),
          openMode: 1,
          keyType: 0,
          startDate: this.currentLockInfo.startDate === 0 ? timestamp : this.currentLockInfo.startDate,
          expireDate: this.currentLockInfo.endDate === 0 ? 0xffffffff : this.currentLockInfo.endDate,
          useCountLimit: this.currentLockInfo.keyType === 3 ? 1 : 0xffff,
          isRound: 0,
          weekRound: 0,
          startHour: 0,
          startMin: 0,
          endHour: 0,
          endMin: 0,
          role: 0,
          password
        })
        console.log('添加用户蓝牙结果', addUserCode)
        if(addUserCode === 0) {
          const { code } = await updateLockUserNoRequest({
            keyId: this.keyId,
            lockUserNo: this.currentLockInfo.lockUserNo
          })
          console.log('添加用户请求结果', code)
          return true
        } else if(addUserCode === 0x0c) {
          console.log('用户达上限，开始清理用户')
          const { code: requestCode, data: requestData } = await getUserNoListRequest({
            lockId: this.currentLockInfo.lockId
          })
          console.log('获取用户列表请求结果', requestCode, requestData)
          if(requestCode !== 0) return false
          const userNoList = requestData.userNos
          const { code: cleanCode } = await this.cleanLockUser({
            name: this.currentLockInfo.name,
            keyId: this.keyId,
            authUid: this.currentLockInfo.senderUserId.toString(),
            uid: this.currentLockInfo.uid.toString(),
            userNoList: userNoList
          })
          console.log('清理用户蓝牙结果', cleanCode)
          if(cleanCode === 0) {
            return await this.checkLockUser()
          } else {
            return false
          }
        } else if(addUserCode === 0x0f) {
          return true
        } else {
          return false
        }
      } else {
        return true
      }
    },
    // 写入特征值
    async writeBLECharacteristicValue(binaryData) {
      const that = this

      console.log('设备ID：', that.currentLockInfo.deviceId)
      console.log('设备名称：', that.currentLockInfo.name)
      console.log('设备主服务：', that.currentLockInfo.serviceId)
      console.log('设备写入特征值：', that.currentLockInfo.writeCharacteristicId)
      console.log('设备写入数据：', Array.from(binaryData))

      // 次数
      const count = Math.ceil(binaryData.length / 20)
      for(let i = 0; i < count; i++) {
        const writeData = binaryData.slice(i * 20, i === (count - 1) ? binaryData.length : (i + 1) * 20)

        uni.writeBLECharacteristicValue({
          deviceId: that.currentLockInfo.deviceId,
          serviceId: that.currentLockInfo.serviceId,
          characteristicId: that.currentLockInfo.writeCharacteristicId,
          value: writeData.buffer,
          fail(res) {
            console.log('写入失败', res)
          }
        })
      }
    },
    /*
    * 生成包头
    * encryptionType 加密类型 0：明文，1：AES128，2：SM4（事先约定密钥），3：SM4（设备指定密钥）
    * originalLength 原始数据长度
    * */
    createPackageHeader(encryptionType, originalLength) {
      // 头部数据
      let headArray = new Uint8Array(12)

      // 固定包头
      headArray[0] = 0xEF
      headArray[1] = 0x01
      headArray[2] = 0xEE
      headArray[3] = 0x02

      // 包类型 发送
      headArray[4] = 0x01

      // 包序号
      headArray[5] = this.messageCount / 256
      headArray[6] = this.messageCount % 256
      this.messageCount++

      // 包标识
      if(encryptionType === 0) {
        headArray[7] = 0x20
      } else if(encryptionType === 2) {
        headArray[7] = 0x22
      } else {
        headArray[7] = 0x23
      }

      // 数据长度
      if(encryptionType === 0) {
        headArray[8] = originalLength / 256
        headArray[9] = originalLength % 256
      } else {
        const length = Math.ceil(originalLength / 16) * 16
        headArray[8] = length / 256
        headArray[9] = length % 256
      }
      headArray[10] = originalLength / 256
      headArray[11] = originalLength % 256

      return headArray
    },
    // 生成包尾 头部数据+内容数据
    createPackageEnd(headArray,conentArray) {
      // 拼接头部和内容
      let mergerArray = new Uint8Array(headArray.length + conentArray.length)
      mergerArray.set(headArray)
      mergerArray.set(conentArray, headArray.length)

      // crc加密
      const crcResult = crc.crc16kermit(mergerArray)

      // 拼接crc
      let newArray = new Uint8Array(mergerArray.length + 2)
      newArray.set(mergerArray)
      newArray.set([crcResult / 256, crcResult % 256], mergerArray.length)

      return newArray
    },
    // 获取公钥
    async getPublicKey(name) {
      // 确认蓝牙状态正常
      if(this.bluetoothStatus !== 0) {
        console.log('写入未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return {
          code: -1
        }
      }

      // 确认设备连接正常
      if(!this.currentLockInfo.connected) {
        const srerchResult = await this.searchAndConnectDevice()
        this.updateCurrentLockInfo({
          ...this.currentLockInfo,
          deviceId: srerchResult
        })
        console.log('设备ID：', this.currentLockInfo.deviceId)
        if(!srerchResult) {
          return {
            code: -1
          }
        }
        const result = await this.connectBluetoothDevice()
        console.log('连接结果', result)
        if(!result) {
          return {
            code: -1
          }
        }
      }

      const headArray = this.createPackageHeader(0, 42)
      const conentArray = new Uint8Array(42)

      conentArray[0] = cmdIds.getPublicKey / 256
      conentArray[1] = cmdIds.getPublicKey % 256

      for(let i = 0; i < name.length; i++) {
        conentArray[i + 2] = name.charCodeAt(i)
      }

      const packageArray = this.createPackageEnd(headArray, conentArray)

      await this.writeBLECharacteristicValue(packageArray)
      return this.getWriteResult()
    },
    // 获取私钥
    async getCommKey(name, keyId, authUid, nowTime) {
      // 确认蓝牙状态正常
      if(this.bluetoothStatus !== 0) {
        console.log('写入未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return {
          code: -1
        }
      }

      // 确认设备连接正常
      if(!this.currentLockInfo.connected) {
        const srerchResult = await this.searchAndConnectDevice()
        this.updateCurrentLockInfo({
          ...this.currentLockInfo,
          deviceId: srerchResult
        })
        console.log('设备ID：', this.currentLockInfo.deviceId)
        if(!srerchResult) {
          return {
            code: -1
          }
        }
        const result = await this.connectBluetoothDevice()
        console.log('连接结果', result)
        if(!result) {
          return {
            code: -1
          }
        }
      }

      const length = 2 + 40 + 40 + 20 + 4 + 1 + 16
      const headArray = this.createPackageHeader(2, length)
      const conentArray = new Uint8Array(length)

      conentArray[0] = cmdIds.getCommKey / 256
      conentArray[1] = cmdIds.getCommKey % 256

      for (let i = 0; i < name.length; i++) {
        conentArray[i + 2] = name.charCodeAt(i)
      }

      for(let i = 0; i < keyId.length; i++) {
        conentArray[i + 42] = keyId.charCodeAt(i)
      }

      for(let i = 0; i < authUid.length; i++) {
        conentArray[i + 82] = authUid.charCodeAt(i)
      }

      conentArray.set(this.timestampToArray(nowTime), 102)

      conentArray[106] = 16

      const md5Array = this.md5Encrypte(authUid + keyId, conentArray.slice(102, 106), this.currentLockInfo.publicKey)

      conentArray.set(md5Array, 107)

      const cebArray = sm4.encrypt(conentArray, conentArray.slice(2, 18), { mode: 'ecb', output: 'array' })

      const packageArray = this.createPackageEnd(headArray, cebArray)

      await this.writeBLECharacteristicValue(packageArray)
      return this.getWriteResult()
    },
    // md5加密
    md5Encrypte(text, token, key) {
      const length = text.length + 4 + 16
      const md5Array = new Uint8Array(length)

      for (let i = 0; i < text.length; i++) {
        md5Array[i] = text.charCodeAt(i)
      }

      md5Array.set(token , text.length)
      md5Array.set(key, text.length + 4)

      const md5Text= md5(md5Array)
      return new Uint8Array(md5Text.match(/.{1,2}/g).map(byte => parseInt(byte, 16)))
    },
    // 获取锁状态
    async getLockStatus(data) {
      // 确认蓝牙状态正常
      if(this.bluetoothStatus !== 0) {
        console.log('写入未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return {
          code: -1
        }
      }

      // 确认设备连接正常
      if(!this.currentLockInfo.connected) {
        const srerchResult = await this.searchAndConnectDevice()
        this.updateCurrentLockInfo({
          ...this.currentLockInfo,
          deviceId: srerchResult
        })
        console.log('设备ID：', this.currentLockInfo.deviceId)
        if(!srerchResult) {
          return {
            code: -1
          }
        }
        const result = await this.connectBluetoothDevice()
        console.log('连接结果', result)
        if(!result) {
          return {
            code: -1
          }
        }
      }

      const { name, uid, nowTime, localTime } = data
      const length = 2 + 40 + 20 + 4 + 4
      const headArray = this.createPackageHeader(3, length)

      const conentArray = new Uint8Array(length)
      conentArray[0] = cmdIds.getLockStatus / 256
      conentArray[1] = cmdIds.getLockStatus % 256
      for (let i = 0; i < name.length; i++) {
        conentArray[i + 2] = name.charCodeAt(i)
      }
      for (let i = 0; i < uid.length; i++) {
        conentArray[i + 42] = uid.charCodeAt(i)
      }
      conentArray.set(this.timestampToArray(nowTime), 62)
      conentArray.set(this.timestampToArray(localTime), 66)

      const cebArray = sm4.encrypt(conentArray, this.currentLockInfo.commKey, { mode: 'ecb', output: 'array' })

      const packageArray = this.createPackageEnd(headArray, cebArray)

      await this.writeBLECharacteristicValue(packageArray)

      return this.getWriteResult(this.getLockStatus, data)
    },
    // 时间戳转二进制
    timestampToArray(timestamp) {
      const array = new Uint8Array(4)
      array[0] = (timestamp & 0xff000000) >> 24
      array[1] = (timestamp & 0xff0000) >> 16
      array[2] = (timestamp & 0xff00) >> 8
      array[3] = (timestamp & 0xff)
      return array
    },
    // 二进制转时间戳
    arrayToTimestamp(array) {
      const timestamp = (array[0] << 24) | (array[1] << 16) | (array[2] << 8) | array[3]
      return timestamp >>> 0
    },
    // 添加用户
    async addLockUser(data) {
      // 确认蓝牙状态正常
      if(this.bluetoothStatus !== 0) {
        console.log('写入未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return {
          code: -1
        }
      }

      // 确认设备连接正常
      if(!this.currentLockInfo.connected) {
        const srerchResult = await this.searchAndConnectDevice()
        this.updateCurrentLockInfo({
          ...this.currentLockInfo,
          deviceId: srerchResult
        })
        console.log('设备ID：', this.currentLockInfo.deviceId)
        if(!srerchResult) {
          return {
            code: -1
          }
        }
        const result = await this.connectBluetoothDevice()
        console.log('连接结果', result)
        if(!result) {
          return {
            code: -1
          }
        }
      }

      const { name, authUid, uid, keyId, openMode, keyType, startDate, expireDate, useCountLimit, isRound, weekRound,
        startHour, startMin, endHour, endMin, role, password } = data
      const length = 2 + 40 + 20 + 40 + 20 + 1 + 1 + 4 + 4 + 2 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 20 + 4 + 1 + 16
      const headArray = this.createPackageHeader(3, length)
      const conentArray = new Uint8Array(length)

      conentArray[0] = cmdIds.addUser / 256
      conentArray[1] = cmdIds.addUser % 256

      for(let i = 0; i < name.length; i++) {
        conentArray[i + 2] = name.charCodeAt(i)
      }

      for(let i = 0; i < authUid.length; i++) {
        conentArray[i + 42] = authUid.charCodeAt(i)
      }

      for(let i = 0; i < keyId.length; i++) {
        conentArray[i + 62] = keyId.charCodeAt(i)
      }

      for(let i = 0; i < uid.length; i++) {
        conentArray[i + 102] = uid.charCodeAt(i)
      }

      conentArray[122] = openMode
      conentArray[123] = keyType

      conentArray.set(this.timestampToArray(startDate), 124)
      conentArray.set(this.timestampToArray(expireDate), 128)

      conentArray[132] = useCountLimit / 256
      conentArray[133] = useCountLimit % 256

      conentArray[134] = isRound
      conentArray[135] = weekRound
      conentArray[136] = startHour
      conentArray[137] = startMin
      conentArray[138] = endHour
      conentArray[139] = endMin
      conentArray[140] = role

      for(let i = 0; i < password.length; i++) {
        conentArray[i + 141] = password.charCodeAt(i)
      }

      conentArray.set(this.currentLockInfo.token || this.timestampToArray(startDate), 161)

      conentArray[165] = 16

      const md5Array = this.md5Encrypte(authUid + keyId, this.currentLockInfo.token || this.timestampToArray(startDate), this.currentLockInfo.publicKey)

      conentArray.set(md5Array, 166)

      const cebArray = sm4.encrypt(conentArray, this.currentLockInfo.commKey, { mode: 'ecb', output: 'array' })

      const packageArray = this.createPackageEnd(headArray, cebArray)
      await this.writeBLECharacteristicValue(packageArray, false)
      return this.getWriteResult(this.addLockUser, data)
    },
    // 获取写入结果
    getWriteResult(request, params) {
      return new Promise(resolve => {
        const getWriteResultTimer = setTimeout(() => {
          resolve({ code: -1 })
        }, 20000)
        characteristicValueCallback = async (data) => {
          // code 6 token过期,重新获取
          if(data.code === 6) {
            console.log('token过期', request.toString())
            console.log('token过期', params)
            resolve(await request(params))
          } else {
            clearTimeout(getWriteResultTimer)
            resolve(data)
          }
        }
      })
    },
    // 开门
    async openDoor(data) {
      // 确认蓝牙状态正常
      if(this.bluetoothStatus !== 0) {
        console.log('写入未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return {
          code: -1
        }
      }

      // 确认设备连接正常
      if(!this.currentLockInfo.connected) {
        const srerchResult = await this.searchAndConnectDevice()
        this.updateCurrentLockInfo({
          ...this.currentLockInfo,
          deviceId: srerchResult
        })
        console.log('设备ID：', this.currentLockInfo.deviceId)
        if(!srerchResult) {
          return {
            code: -1
          }
        }
        const result = await this.connectBluetoothDevice()
        console.log('连接结果', result)
        if(!result) {
          return {
            code: -1
          }
        }
      }

      // 检查是否已添加为用户
      const checkResult = await this.checkLockUser()
      if (!checkResult) {
        return {
          code: -1
        }
      }

      const { name, uid, openMode, openTime, onlineToken } = data
      const length = 2 + 40 + 20 + 1 + 4 + 4 + 1 + 16 + 16
      const headArray = this.createPackageHeader(3, length)

      const conentArray = new Uint8Array(length)
      conentArray[0] = cmdIds.openDoor / 256
      conentArray[1] = cmdIds.openDoor % 256

      for(let i = 0; i < name.length; i++) {
        conentArray[i + 2] = name.charCodeAt(i)
      }

      for (let i = 0; i < uid.length; i++) {
        conentArray[i + 42] = uid.charCodeAt(i)
      }

      conentArray[62] = openMode

      conentArray.set(this.timestampToArray(openTime), 63)

      console.log('开门时token', this.currentLockInfo.token)

      conentArray.set(this.currentLockInfo.token || this.timestampToArray(openTime), 67)

      conentArray[71] = 16


      const md5Array = this.md5Encrypte(name + uid, this.currentLockInfo.token || this.timestampToArray(openTime), this.currentLockInfo.signKey)

      conentArray.set(md5Array, 72)

      for (let i = 0; i < onlineToken.length; i++) {
        conentArray[i + 88] = onlineToken.charCodeAt(i)
      }

      const cebArray = sm4.encrypt(conentArray, this.currentLockInfo.commKey, { mode: 'ecb', output: 'array' })

      const packageArray = this.createPackageEnd(headArray, cebArray)
      this.writeBLECharacteristicValue(packageArray)

      return this.getWriteResult(this.openDoor, data)
    },
    // 清理用户
    async cleanLockUser(data) {
      // 确认蓝牙状态正常
      if(this.bluetoothStatus !== 0) {
        console.log('写入未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return {
          code: -1
        }
      }

      // 确认设备连接正常
      if(!this.currentLockInfo.connected) {
        const srerchResult = await this.searchAndConnectDevice()
        this.updateCurrentLockInfo({
          ...this.currentLockInfo,
          deviceId: srerchResult
        })
        console.log('设备ID：', this.currentLockInfo.deviceId)
        if(!srerchResult) {
          return {
            code: -1
          }
        }
        const result = await this.connectBluetoothDevice()
        console.log('连接结果', result)
        if(!result) {
          return {
            code: -1
          }
        }
      }

      const { name, authUid, keyId, uid, userNoList } = data
      const length = 2 + 40 + 20 + 40 + 20 + 2 + userNoList.length + 4 + 1 + 16

      const headArray = this.createPackageHeader(3, length)
      const conentArray = new Uint8Array(length)

      conentArray[0] = cmdIds.cleanUser / 256
      conentArray[1] = cmdIds.cleanUser % 256

      for (let i = 0; i < name.length; i++) {
        conentArray[i + 2] = name.charCodeAt(i)
      }

      for (let i = 0; i < authUid.length; i++) {
        conentArray[i + 42] = authUid.charCodeAt(i)
      }

      for (let i = 0; i < keyId.length; i++) {
        conentArray[i + 62] = keyId.charCodeAt(i)
      }

      for (let i = 0; i < uid.length; i++) {
        conentArray[i + 102] = uid.charCodeAt(i)
      }

      conentArray[122] = userNoList.length / 256
      conentArray[123] = userNoList.length % 256

      for (let i = 0; i < userNoList.length; i++) {
        conentArray[i + 124] = userNoList[i]
      }

      conentArray.set(this.currentLockInfo.token || new Uint8Array([0, 0, 0, 0]), 124 + userNoList.length)

      conentArray[128 + userNoList.length] = 16

      const md5Array = this.md5Encrypte(authUid + keyId, this.currentLockInfo.token || new Uint8Array([0, 0, 0, 0]), this.currentLockInfo.publicKey)

      conentArray.set(md5Array, 129 + userNoList.length)

      const cebArray = sm4.encrypt(conentArray, this.currentLockInfo.commKey, { mode: 'ecb', output: 'array' })

      const packageArray = this.createPackageEnd(headArray, cebArray)

      await this.writeBLECharacteristicValue(packageArray)

      return this.getWriteResult(this.cleanLockUser, data)
    },
    // 恢复出厂设置
    async resetDevice(data) {
      // 确认蓝牙状态正常
      if(this.bluetoothStatus !== 0) {
        console.log('写入未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return {
          code: -1
        }
      }

      // 确认设备连接正常
      if(!this.currentLockInfo.connected) {
        const srerchResult = await this.searchAndConnectDevice()
        this.updateCurrentLockInfo({
          ...this.currentLockInfo,
          deviceId: srerchResult
        })
        console.log('设备ID：', this.currentLockInfo.deviceId)
        if(!srerchResult) {
          return {
            code: -1
          }
        }
        const result = await this.connectBluetoothDevice()
        console.log('连接结果', result)
        if(!result) {
          return {
            code: -1
          }
        }
      }

      // 检查是否已添加为用户
      const checkResult = await this.checkLockUser()
      if (!checkResult) {
        return {
          code: -1
        }
      }

      const { name, authUid, keyId } = data
      const length = 2 + 40 + 20 + 4 + 1 + 16
      const headArray = this.createPackageHeader(3, length)
      const conentArray = new Uint8Array(length)

      conentArray[0] = cmdIds.resetDevice / 256
      conentArray[1] = cmdIds.resetDevice % 256

      for(let i = 0; i < name.length; i++) {
        conentArray[i + 2] = name.charCodeAt(i)
      }

      for(let i = 0; i < authUid.length; i++) {
        conentArray[i + 42] = authUid.charCodeAt(i)
      }
      conentArray.set(this.currentLockInfo.token || new Uint8Array([0, 0, 0, 0]), 62)
      conentArray[66] = 16

      const md5Array = this.md5Encrypte(name, this.currentLockInfo.token || new Uint8Array([0, 0, 0, 0]), this.currentLockInfo.publicKey)
      conentArray.set(md5Array, 67)

      const cebArray = sm4.encrypt(conentArray, this.currentLockInfo.commKey, { mode: 'ecb', output: 'array' })

      const packageArray = this.createPackageEnd(headArray, cebArray)

      await this.writeBLECharacteristicValue(packageArray)

      return this.getWriteResult(this.resetDevice, data)
    },
    // 重置开锁密码
    async resetLockPassword(data) {
      // 确认蓝牙状态正常
      if(this.bluetoothStatus !== 0) {
        console.log('写入未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return {
          code: -1
        }
      }

      // 确认设备连接正常
      if(!this.currentLockInfo.connected) {
        const srerchResult = await this.searchAndConnectDevice()
        this.updateCurrentLockInfo({
          ...this.currentLockInfo,
          deviceId: srerchResult
        })
        console.log('设备ID：', this.currentLockInfo.deviceId)
        if(!srerchResult) {
          return {
            code: -1
          }
        }
        const result = await this.connectBluetoothDevice()
        console.log('连接结果', result)
        if(!result) {
          return {
            code: -1
          }
        }
      }

      // 检查是否已添加为用户
      const checkResult = await this.checkLockUser()
      if (!checkResult) {
        return {
          code: -1
        }
      }

      const { keyId, uid } = data
      const length = 2 + 1 + 1 + 40 + 20 + 4 + 1 + 16
      const headArray = this.createPackageHeader(3, length)
      const conentArray = new Uint8Array(length)

      conentArray[0] = cmdIds.expandCmd / 256
      conentArray[1] = cmdIds.expandCmd % 256

      // 子命令
      conentArray[2] = subCmdIds.resetLockPassword

      conentArray[3] = length - 4

      for (let i = 0; i < keyId.length; i++) {
        conentArray[i + 4] = keyId.charCodeAt(i)
      }

      for (let i = 0; i < uid.length; i++) {
        conentArray[i + 44] = uid.charCodeAt(i)
      }

      conentArray.set(this.currentLockInfo.token || new Uint8Array([0, 0, 0, 0]), 64)

      conentArray[68] = 16

      const md5Array = this.md5Encrypte(keyId + uid, this.currentLockInfo.token || new Uint8Array([0, 0, 0, 0]), this.currentLockInfo.signKey)

      conentArray.set(md5Array, 69)

      const cebArray = sm4.encrypt(conentArray, this.currentLockInfo.commKey, { mode: 'ecb', output: 'array' })

      const packageArray = this.createPackageEnd(headArray, cebArray)

      await this.writeBLECharacteristicValue(packageArray)

      return this.getWriteResult(this.resetLockPassword, data)
    },
    // 设置密码
    async setLockPassword(data) {
      // 确认蓝牙状态正常
      if(this.bluetoothStatus !== 0) {
        console.log('写入未执行', this.bluetoothStatus)
        this.getBluetoothStatus()
        return {
          code: -1
        }
      }

      // 确认设备连接正常
      if(!this.currentLockInfo.connected) {
        const srerchResult = await this.searchAndConnectDevice()
        this.updateCurrentLockInfo({
          ...this.currentLockInfo,
          deviceId: srerchResult
        })
        console.log('设备ID：', this.currentLockInfo.deviceId)
        if(!srerchResult) {
          return {
            code: -1
          }
        }
        const result = await this.connectBluetoothDevice()
        console.log('连接结果', result)
        if(!result) {
          return {
            code: -1
          }
        }
      }

      // 检查是否已添加为用户
      const checkResult = await this.checkLockUser()
      if (!checkResult) {
        return {
          code: -1
        }
      }

      const { keyId, uid, pwdNo, operate, isAdmin, pwd, userCountLimit, startTime, endTime} = data
      const length = 2 + 1 + 1 + 40 + 20 + 2 + 1 + 1 + 20 + 2 + 4 + 4 + 4 + 1 + 16
      const headArray = this.createPackageHeader(3, length)
      const conentArray = new Uint8Array(length)

      conentArray[0] = cmdIds.expandCmd / 256
      conentArray[1] = cmdIds.expandCmd % 256

      // 子命令
      conentArray[2] = subCmdIds.setLockPassword

      conentArray[3] = length - 3

      for (let i = 0; i < keyId.length; i++) {
        conentArray[i + 4] = keyId.charCodeAt(i)
      }

      for (let i = 0; i < uid.length; i++) {
        conentArray[i + 44] = uid.charCodeAt(i)
      }

      conentArray[64] = pwdNo / 256
      conentArray[65] = pwdNo % 256

      conentArray[66] = operate
      conentArray[67] = isAdmin

      for (let i = 0; i < pwd.length; i++) {
        conentArray[i + 68] = pwd.charCodeAt(i)
      }

      conentArray[88] = userCountLimit / 256
      conentArray[89] = userCountLimit % 256

      conentArray.set(this.currentLockInfo.token || new Uint8Array([0, 0, 0, 0]), 90)

      conentArray.set(this.timestampToArray(startTime), 94)
      conentArray.set(this.timestampToArray(endTime), 98)

      conentArray[102] = 16

      const md5Array = this.md5Encrypte(keyId + uid, this.currentLockInfo.token || new Uint8Array([0, 0, 0, 0]), this.currentLockInfo.signKey)

      conentArray.set(md5Array, 103)

      const cebArray = sm4.encrypt(conentArray, this.currentLockInfo.commKey, { mode: 'ecb', output: 'array' })

      const packageArray = this.createPackageEnd(headArray, cebArray)

      await this.writeBLECharacteristicValue(packageArray)

      return this.getWriteResult(this.setLockPassword, data)
    }
  }
})