// import { writeBLECharacteristicValue, reverseHexString, intToHexString } from '../../utils/bleUtil.js'

Page({
  data: {
    // array: [{
    //   message: 'foo',
    // }, {
    //   message: 'bar'
    // }]
    list:[],
    bean:{}
  },
  updateList: function() {
    const newArray = this.data.array.concat({ message: 'baz' });
    this.setData({
      array: newArray
    });
  },
  // sendOrder:function(e){
  //   const bean = 
  // },
  onLoad(options) {
    wx.showToast({
      title: `点击了子项 ${options.name}`,
      icon: 'none'
    });
      const s = options.name;
    wx.request({
      url: 'https://keytest.aik518.com/prod-api/work_key/obd/key/type/search',
      method: 'POST', // 请求方法
      data: JSON.stringify({  // 手动序列化对象为 JSON 字符串
        typeId: s,
        language: 'zh'
      }),
      header: {
        'Content-Type': 'application/json'  // 关键标识‌:ml-citation{ref="1,4" data="citationList"}
      },
      success: res => {
        console.log(res);
        this.setData({
          // list:res.data
          list:res.data.records[0].commandMap
    
          // bean:res.data

          // list: res.data.map(item => ({
          //   ...item,
          //   isExpanded: false,
          //   bgColor: '#fff'
          // }))
        })
  
      }
    });
    this.initBluetooth(); 
    
  },initBluetooth:function () {
    wx.getConnectedBluetoothDevices({  
      services: [getApp().globalData.serviceUuid],  
      success: (res) => {  
        if (res.devices.length === 0) {  
          // 设备已断开，需重新连接  
          console.error("重连失败:", 1) 
          this.reconnectDevice();  
        } else {  
          console.error("重连失败:", 2) 
          // 直接复用全局参数，但需重新获取特征值（iOS限制）  
          this.getCharacteristics();  
        }  
      }  
    });  
  },reconnectDevice:function(){
    wx.createBLEConnection({  
      deviceId: getApp().globalData.deviceId,  
      success: () => this.getCharacteristics(),  
      fail: (err) => console.error("重连失败:", err)  
    }); 
  },getCharacteristics:function(){
    console.error("重连失败:", getApp().globalData.deviceId) 
    console.error("重连失败:", getApp().globalData.serviceUuid) 
    // wx.getBLEDeviceCharacteristics({  
    //   deviceId: getApp().globalData.deviceId,  
    //   serviceId: getApp().globalData.serviceUuid,  
    //   success: (res) => {  
    //     const notifyChar = res.characteristics.find(c => c.properties.notify);  
    //     const writeChar = res.characteristics.find(c => c.properties.write);  
    //     if (notifyChar && writeChar) {  
    //       // 更新全局特征值（防止缓存失效）  
    //       getApp().globalData.notifiUuid = notifyChar.uuid;  
    //       getApp().globalData.serviceUuid = writeChar.uuid;  
    //       this.enableNotify();  
    //     }  
    //   },  
    //   fail: (err) => console.error("获取特征值失败:", err)  
    // }); 
    this.enableNotify();  
  },enableNotify:function (){
    wx.notifyBLECharacteristicValueChange({  
      deviceId: getApp().globalData.deviceId,  
      serviceId: getApp().globalData.serviceUuid,  
      characteristicId: getApp().globalData.notifiUuid,  
      state: true,  
      type: 'notification', // iOS 必填  
      success: () => {  
        console.log("B页面通知已开启");  
        this.listenData();  
      },  
      fail: (err) => console.error("B页面开启通知失败:", err)  
    });
  },checkSum:function (hexString) {
   // 移除空格并转换为字节数组
  const hexArray = hexString.replace(/\s+/g, '').match(/.{2}/g);
  if (!hexArray) return 0;

  // 将HEX字节转换为十进制并累加
  let sum = 0;
  hexArray.forEach(hex => {
    sum += parseInt(hex, 16);
  });

  // 取低8位
  let yu = sum%256;
 let  lastHex =  yu.toString(16).padStart(2, '0');
  return lastHex;
  },
  buildHex:function (params) {
    const head = "A3";
    const realData = params;
    const rl = realData.length;
    let l = rl/2+4;
     const ll =  l.toString(16);
     const lll = ll.length;
     let lastLenth = "";
     if(lll==1){
      lastLenth = "000"+ll;
     }else if(lll==2){
      lastLenth= "00"+ll;
     }else if(lll==3){
      lastLenth= "0"+ll;
     }else if(lll>4){
      lastLenth = ll.substr(lll-4,lll);
     }
    const frameLenth = ""; //2字节
    let  crc = "";//1 byte
    let lldata = head+lastLenth+realData;
    crc = this.checkSum(lldata);
    const lastHex = head+lastLenth+realData+crc;
    return lastHex;
  },bytesToHex:function (bytes) {
      let strHex = ''
      for (let i = 0; i < bytes.length; i++) {
        strHex = strHex + bytes[i].toString(16).padStart(2, '0').toUpperCase()
      }
      return strHex;
  },solveHex:function (params) {
      let hex = params.toString().toUpperCase;
      console.log("hex====>"+hex)
      if(hex.startsWith("A3")){ 
          let firstlenth = hex.substr(2,6);
          let ff =   parseInt(firstlenth,16);
          if(ff/2 ==hex.length){
              let realOrder = hex.substr(6,8);
             switch(realOrder){
               case "A0":
                 break;
               case "A1":
                 break;
                 case "A2":
                  wx.showModal({
                    title: '提示',
                    content: '是否清楚故障码?',
                    success (res) {
                      if (res.confirm) {
                        console.log('用户点击确定')
                      } else if (res.cancel) {
                        console.log('用户点击取消')
                      }
                    }
                  })
                   break;
                   case "A3":
                     break;
                     case "A4":
                       break;
                       case "A5":
                         break;

             }
          }else{
            let firstOrder
          }
      }
  },
  listenData:function () {
    wx.onBLECharacteristicValueChange((res) => {  
      const value = new Uint8Array(res.value);  
      const hex = this.bytesToHex(value);
      console.log("B页面收到数据:", value +"==="+hex);  
      // this.solveHex(hex);
      //A3001246554E4354494F4E5F535441525408   A3000A A2F00000 15 00 54
   //A3001246554E4354494F4E5F535441525408    A3000AA2F00000150054
      // let hex = params.toString().toUpperCase;
      //A300094552524F5236 A300064F4B43    A300064F4B43
      //A3000B 554E4B4E4F574E DE
      //A3000A A0100000070064  A3000AA0100000070064
      //A300974C4F470000C1A50100000745080210C000000000000000C1B40200000765080250C0FFFFFFFFFF0000C1E90100000745080210C000000000000000C1F00200000765080250C0FFFFFFFFFF0000C25401000007450802270100000000000000C25F020000076508066701253FFCEFFF0000C2C3010000074508062702F9
      //A300734C4F470000C350010000074508023E0100000000000000C350020000076508017EFFFFFFFFFFFF0000C3DE01000007450802212100000000000000C3F9020000076508100D6121020F8EFD0000C3F901000007450830000000000000000000C3FA0200000765082140EFAEED495C418F

      //A3001346554E4354494F4E5F46494E4953483C
      console.log("hex====>"+hex)
      if(hex.startsWith("A3")){ 
          let firstlenth = hex.substring(2,6); //1246
          let ff =   parseInt(firstlenth,16);

          console.log("ff====>"+ff+"hex.length===>"+hex.length+"firstlenth===>"+firstlenth);
          if(ff*2 ==hex.length){
              let realOrder = hex.substring(6,8);
              this.showOrder(realOrder);
          }else{
            let firstOrder  = hex.substring(ff*2,hex.length);

            console.log("firstOrder====>"+firstOrder);
            if(firstOrder.startsWith("A3")){
              let xx = firstOrder.substring(2,6);
              let yy =   parseInt(xx,16);

              console.log("xx====>"+xx+"yy"+yy);
              if(yy*2 ==firstOrder.length){
                let realOrder = firstOrder.substring(6,8);
                this.showOrder(realOrder);
              }else{
                let secondOrder  = hex.substring(yy*2,firstOrder.length); 
                if(secondOrder.startsWith("A3")){
                  let zz = secondOrder.substring(2,6);
                  let rr =   parseInt(zz,16);
                  if(rr*2 == secondOrder.length){
                    let realSecondOrder = secondOrder.substring(6,8);
                    this.showOrder(realSecondOrder);
                  }
                }
              }
            }else{

            }
          }
      }
      // 自定义数据处理逻辑...  
      //163, 0, 18, 70, 85, 78, 67, 84, 73, 79, 78, 95, 83, 84, 65, 82, 84, 8, 163, 0, 10, 162, 240, 0, 0, 21, 0, 84
      //A30012 46554E4354494F4E5F5354415254 08    A3000AA2F00000150054
    }); 
  },
  showOrder(realOrder){
    var that = this;
    let order = "";
    if(realOrder=="a0"){
      wx.showModal({
        title: '提示',
        content: '正在读取，请稍后!',
        showCancel:false,
        success (res) {
          if (res.confirm) {
            
          } 
        }
      })
    }else if(realOrder=="A1"){
      wx.showModal({
        title: '提示',
        content: '无故障码!',
        showCancel:false,
        success (res) {
          if (res.confirm) {
             order = "ccc1";
             that.sendCommonOrder(order);
            console.log('用户点击确定')
          } 
        }
      })
    }else if(realOrder=="A2"){
      wx.showModal({
        title: '提示',
        content: '是否清楚故障码?',
        success (res) {
          if (res.confirm) {
             order = "ccc2aa";
             that.sendCommonOrder(order);
            console.log('用户点击确定')
          } else if (res.cancel) {
            order = "ccc255";
            that.sendCommonOrder(order);
            console.log('用户点击取消')
          }
        }
      })
    }else if(realOrder =="A3"){
      wx.showModal({
        title: '匹配遥控',
        content: '请输入要匹配的遥控数量(范围1-5)',
        editable:true,
        success (res) {
          if (res.confirm) {
             order = "ccc2aa";
             that.sendCommonOrder(order);
            console.log('用户点击确定')
          } else if (res.cancel) {
            order = "ccc255";
            that.sendCommonOrder(order);
            console.log('用户点击取消')
          }
        }
      })
    }else if(realOrder =="A4"){

    }else if(realOrder =="A5"){

    }
   

  },sendCommonOrder:function (hexString){
    const hex = this.buildHex(hexString);
    console.log("发送指令:", hex); 
    var buffer = new ArrayBuffer(1);
    var dataView = new DataView(buffer);
    dataView.setUint8(0, 0x01); // 示例数据
    const bbbb = hexStringToArrayBuffer(hex);
    wx.writeBLECharacteristicValue({
      // AA60000005
      deviceId: getApp().globalData.deviceId,
      serviceId: getApp().globalData.serviceUuid,
      characteristicId: getApp().globalData.writeUuid,
      value: bbbb,
      success: function(res) { 
        console.log('发送成功');
      },
      fail: function(err) {
        console.error('发送失败', err);
      }
    });
    // HEX转ArrayBuffer工具函数
  function hexStringToArrayBuffer(hex) {
  const bytes = new Uint8Array(hex.match(/[\da-f]{2}/gi).map(h => parseInt(h, 16)));
  return bytes.buffer;
}
  },sendBlueOrder:function(e){
    const oder = "aa"+e.currentTarget.dataset.value;
    let oo = "aa60000001";
    this.sendCommonOrder(oo);
  //   const hex = this.buildHex(oder);

  //   console.log("发送指令:", hex); 
  //   var buffer = new ArrayBuffer(1);
  //   var dataView = new DataView(buffer);
  //   dataView.setUint8(0, 0x01); // 示例数据
    
   
  //   var app = getApp();
  //   const bbbb = hexStringToArrayBuffer(hex);
  //   wx.writeBLECharacteristicValue({
  //     // AA60000005
  //     deviceId: getApp().globalData.deviceId,
  //     serviceId: getApp().globalData.serviceUuid,
  //     characteristicId: getApp().globalData.writeUuid,
  //     value: bbbb,
  //     success: function(res) { 
  //       console.log('发送成功');
  //     },
  //     fail: function(err) {
  //       console.error('发送失败', err);
  //     }
  //   });
  //   // HEX转ArrayBuffer工具函数
  // function hexStringToArrayBuffer(hex) {
  // const bytes = new Uint8Array(hex.match(/[\da-f]{2}/gi).map(h => parseInt(h, 16)));
  // return bytes.buffer;
// }
  },
  startNotifi:function(){




    // 启用通知

    var app = getApp();
wx.notifyBLECharacteristicValueChange({
  deviceId: app.globalData.deviceId,
  serviceId: '0000ffe0-0000-1000-8000-00805f9b34fb',
  characteristicId: '0000ffe1-0000-1000-8000-00805f9b34fb',
  state: true,
  success: function(res) {
    console.log('启用通知成功');
  }
});

// 监听数据
wx.onBLECharacteristicValueChange(function(res) {
  console.log('收到数据', res.value);
});
  },
  getDevice:function(){
    wx.getBLEDeviceServices({
      deviceId: app.globalData.deviceId,
      success: function(res) {
        res.services.forEach(function(service) {
          wx.getBLEDeviceCharacteristics({
            deviceId: app.globalData.deviceId,
            serviceId: service.uuid,
            success: function(res) {
              console.log('特征值列表', res.characteristics);
            }
          });
        });
      }
    });
  }
})