const util = require("../../../utils/util");
const datagramHelp = require("../../../utils/datagramHelp")

var app = getApp();
var task_timer;
Page({
  data: {
    devices: {
      deviceId: '',
      serviceId: '',
      characteristicId: '',
      connectedBluetoothName: ''
    },
    rtuInfo: {
      rtu_code: '',
      ip1: '',
      ip1_port: '',
      ip2: '',
      ip2_port: '',
      ip3: '',
      ip3_port: '',
      ip4: '',
      ip4_port: '',
      ipV6Checked1: false,
      ipV6Checked2: false,
      ipV6Checked3: false,
      ipV6Checked4: false,
      rtu_work_model: '',
      rtu_kind: '',
      collect_interval: '',
      water_level_base_point: '',
      water_level_correct_point: '',
      datagram_idx: '',
      collect_time: '',
      acc_rain: '',
      fiveMinute_rain: '',
      hour_rain: '',
      weater_level: '',
      power_v: '',
      rtu_ver: '',
      rtu_uuid: '',
      bt_v: '',
      rtu_rssi: '',
      rtu_temperature: '',
      lua_ver: '',
      netModel: '00',
    },
    netModels: [{
      value: '00',
      name: 'TCP',
      checked: true
    }, {
      value: '01',
      name: 'UDP',
      checked: false
    }, {
      value: '02',
      name: 'TCP-NDNS',
      checked: false
    }, {
      value: '03',
      name: 'UDP-NDNS',
      checked: false
    }, {
      value: '04',
      name: 'IPV6',
      checked: false
    }, {
      value: '05',
      name: 'DAPN',
      checked: false
    }],
    ip1Checkbox: [{
        value: 'IPV4',
        name: 'IPV4',
        checked: true
      },
      {
        value: 'IPV6',
        name: 'IPV6',
        checked: false
      }
    ],
    ip2Checkbox: [{
        value: 'IPV4',
        name: 'IPV4',
        checked: true
      },
      {
        value: 'IPV6',
        name: 'IPV6',
        checked: false
      }
    ],
    ip3Checkbox: [{
        value: 'IPV4',
        name: 'IPV4',
        checked: true
      },
      {
        value: 'IPV6',
        name: 'IPV6',
        checked: false
      }
    ],
    ip4Checkbox: [{
        value: 'IPV4',
        name: 'IPV4',
        checked: true
      },
      {
        value: 'IPV6',
        name: 'IPV6',
        checked: false
      }
    ],
    datagramBuff: '',
    datagramCache: [],
    trySendCount: 0,
    datagramIndex: 0,
    rtu_kind_code: ['P', 'H', 'K', 'Z', 'D', 'T', 'M', 'G', 'Q', 'I', 'O'],
    rtu_kind_name: ['P（降水）', 'H（河道）', 'K（水库/湖泊）', 'Z（闸坝）', 'D（泵站）', 'T（潮汐）', 'M（墒情）', 'G（地下水）', 'Q（水质）', 'I（取水口）', 'O（排水口）'],
    rtu_kind_index: 0,
    rtu_work_model_name: ['低功耗', '永在线'],
    rtu_work_model_index: 0,
    suspend: false,
    showSettingResult: false,
    settingResultText: '操作已完成！'
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    console.log('bluebooth home page load ', '**********************************************')
    let deviceId = options.deviceId;
    let serviceId = options.serviceId;
    let characteristicId = options.characteristicId;
    let connectedBluetoothName = options.connectedBluetoothName;
    console.log('name' + connectedBluetoothName)
    let devices = {}
    devices['deviceId'] = deviceId;
    devices['serviceId'] = serviceId;
    devices['characteristicId'] = characteristicId;
    devices['connectedBluetoothName'] = connectedBluetoothName;
    this.setData({
      devices: devices,
      trySendCount: 0,
      datagramIndex: 0,
      suspend: false
    })
    task_timer = undefined;
    this.getRtuBaseSetting();


    if (this.data.datagramCache.length > 0) {
      let datagram = this.data.datagramCache[this.data.datagramIndex];
      this.sendDatagramToRtu(datagram);
      let index = this.data.datagramIndex + 1;
      if (this.data.datagramCache.length == index) {
        index = 0;
      }
      let count = this.data.trySendCount + 1;
      this.setData({
        datagramIndex: index,
        trySendCount: count
      })
    }
  },
  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide: function () {
    console.log('bluebooth baseSetting page onHide ', '**********************************************')
    this.cancelTime();
  },
  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload: function () {
    console.log('bluebooth baseSetting page onUnload ', '**********************************************')
    this.cancelTime();
  },
  /**
   * 生命周期函数--监听页面显示
   */
  onShow: function () {
    console.log('bluebooth baseSetting page onShow ', '**********************************************')
    // if (!this.data.suspend) {
    this.timeCallback();
    //  }
  },
  settingCompletTabEvent(e) {
    this.setData({
      showSettingResult: false
    })
    const btn = e.detail.index;
    if (btn == 0) {
      wx.navigateBack({
        delta: 2,
      });
    }
  },
  bindNewRtuCodeInput: function (e) {
    let rtuInfo = this.data.rtuInfo;
    rtuInfo.rtu_code = e.detail.value;
    this.setData({
      rtuInfo: rtuInfo
    })
  },
  bindIp1Input: function (e) {
    let rtuInfo = this.data.rtuInfo;
    let oldip = rtuInfo.ip1;
    let newip = e.detail.value;
    let ipv6checked = rtuInfo.ipV6Checked1;
    let maxLen = false;
    if (ipv6checked) {
      let ipitems = oldip.split(":");
      if (newip.length > oldip.length) {
        if (ipitems.length == 8) {
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 4) {
            maxLen = true;
          }
        }
        if (maxLen) {
          newip = oldip;
        } else {
          let ipitems = newip.split(":");
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 4) {
            if (ipitems.length < 8) {
              newip += ":";
            }
          }
        }
      }
    } else {
      let ipitems = oldip.split(".");
      if (newip.length > oldip.length) {
        if (ipitems.length == 4) {
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 3) {
            maxLen = true;
          }
        }
        if (maxLen) {
          newip = oldip;
        } else {
          let ipitems = newip.split(".");
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 3) {
            if (ipitems.length < 4) {
              newip += ".";
            }
          }
        }
      }
    }
    rtuInfo.ip1 = newip;
    this.setData({
      rtuInfo: rtuInfo
    })
  },
  bindIp2Input: function (e) {
    let rtuInfo = this.data.rtuInfo;
    let oldip = rtuInfo.ip2;
    let newip = e.detail.value;
    let ipv6checked = rtuInfo.ipV6Checked2;
    let maxLen = false;
    if (ipv6checked) {
      let ipitems = oldip.split(":");
      if (newip.length > oldip.length) {
        if (ipitems.length == 8) {
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 4) {
            maxLen = true;
          }
        }
        if (maxLen) {
          newip = oldip;
        } else {
          let ipitems = newip.split(":");
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 4) {
            if (ipitems.length < 8) {
              newip += ":";
            }
          }
        }
      }
    } else {
      let ipitems = oldip.split(".");
      if (newip.length > oldip.length) {
        if (ipitems.length == 4) {
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 3) {
            maxLen = true;
          }
        }
        if (maxLen) {
          newip = oldip;
        } else {
          let ipitems = newip.split(".");
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 3) {
            if (ipitems.length < 4) {
              newip += ".";
            }
          }
        }
      }
    }
    rtuInfo.ip2 = newip;
    this.setData({
      rtuInfo: rtuInfo
    })
  },
  bindIp3Input: function (e) {
    let rtuInfo = this.data.rtuInfo;
    let oldip = rtuInfo.ip3;
    let newip = e.detail.value;
    let ipv6checked = rtuInfo.ipV6Checked3;
    let maxLen = false;
    if (ipv6checked) {
      let ipitems = oldip.split(":");
      if (newip.length > oldip.length) {
        if (ipitems.length == 8) {
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 4) {
            maxLen = true;
          }
        }
        if (maxLen) {
          newip = oldip;
        } else {
          let ipitems = newip.split(":");
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 4) {
            if (ipitems.length < 8) {
              newip += ":";
            }
          }
        }
      }
    } else {
      let ipitems = oldip.split(".");
      if (newip.length > oldip.length) {
        if (ipitems.length == 4) {
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 3) {
            maxLen = true;
          }
        }
        if (maxLen) {
          newip = oldip;
        } else {
          let ipitems = newip.split(".");
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 3) {
            if (ipitems.length < 4) {
              newip += ".";
            }
          }
        }
      }
    }
    rtuInfo.ip3 = newip;
    this.setData({
      rtuInfo: rtuInfo
    })
  },
  bindIp4Input: function (e) {
    let rtuInfo = this.data.rtuInfo;
    let oldip = rtuInfo.ip4;
    let newip = e.detail.value;
    let ipv6checked = rtuInfo.ipV6Checked4;
    let maxLen = false;
    if (ipv6checked) {
      let ipitems = oldip.split(":");
      if (newip.length > oldip.length) {
        if (ipitems.length == 8) {
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 4) {
            maxLen = true;
          }
        }
        if (maxLen) {
          newip = oldip;
        } else {
          let ipitems = newip.split(":");
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 4) {
            if (ipitems.length < 8) {
              newip += ":";
            }
          }
        }
      }
    } else {
      let ipitems = oldip.split(".");
      if (newip.length > oldip.length) {
        if (ipitems.length == 4) {
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 3) {
            maxLen = true;
          }
        }
        if (maxLen) {
          newip = oldip;
        } else {
          let ipitems = newip.split(".");
          let lastText = ipitems[ipitems.length - 1];
          if (lastText != null && lastText.length == 3) {
            if (ipitems.length < 4) {
              newip += ".";
            }
          }
        }
      }
    }
    rtuInfo.ip4 = newip;
    this.setData({
      rtuInfo: rtuInfo
    })
  },
  bindIp1portInput: function (e) {
    let rtuInfo = this.data.rtuInfo;
    rtuInfo.ip1_port = e.detail.value;
    this.setData({
      rtuInfo: rtuInfo
    })
  },
  bindIp2portInput: function (e) {
    let rtuInfo = this.data.rtuInfo;
    rtuInfo.ip2_port = e.detail.value;
    this.setData({
      rtuInfo: rtuInfo
    })
  },
  bindIp3portInput: function (e) {
    let rtuInfo = this.data.rtuInfo;
    rtuInfo.ip3_port = e.detail.value;
    this.setData({
      rtuInfo: rtuInfo
    })
  },
  bindIp4portInput: function (e) {
    let rtuInfo = this.data.rtuInfo;
    rtuInfo.ip4_port = e.detail.value;
    this.setData({
      rtuInfo: rtuInfo
    })
  },
  bindWorkModelPickerChange: function (e) {
    console.log('picker发送选择改变，携带值为', e.detail.value)
    let index = e.detail.value;
    let rtuInfo = this.data.rtuInfo;
    if (index == 0) {
      rtuInfo['rtu_work_model'] = '0';
    } else {
      rtuInfo['rtu_work_model'] = '1';
    }
    this.setData({
      rtu_work_model_index: index,
      rtuInfo: rtuInfo
    })
  },
  bindRtuKindPickerChange: function (e) {
    console.log('picker发送选择改变，携带值为', e.detail.value)
    let rtuInfo = this.data.rtuInfo;
    let index = e.detail.value;
    let v = "" + this.data.rtu_kind_code[index];
    rtuInfo['rtu_kind'] = v;
    this.setData({
      rtu_kind_index: index,
      rtuInfo: rtuInfo
    })
  },
  checkIp(ip, port, ipV6Checked) {
    let formatError = false;
    if (ip != undefined && ip.length > 0) {
      if (ipV6Checked) {
        let ipitems = ip.split(":");
        if (ipitems.length == 8) {
          for (let i = 0; i < ipitems.length; i++) {
            let text = ipitems[i];
            let len = text.length;
            if (len == 4) {
              for (let j = 0; j < 3; j++) {
                let subText = text.charCodeAt(j);
                if ((subText >= 48 && subText <= 57) || (subText >= 65 && subText <= 70) || (subText >= 97 && subText <= 102)) {
                  formatError = false;
                } else {
                  formatError = true;
                  break;
                }
              }
              if (formatError) {
                break;
              }
            } else {
              formatError = true;
              break;
            }
          }
        } else {
          formatError = true;
        }
      } else {
        let ipitems = ip.split(".");
        if (ipitems.length == 4) {
          for (let i = 0; i < ipitems.length; i++) {
            let text = ipitems[i];
            let len = text.length;
            if (len > 0) {
              for (let j = 0; j < len; j++) {
                let subText = text.charCodeAt(j);
                if (subText >= 48 && subText <= 57) {
                  formatError = false;
                } else {
                  formatError = true;
                  break;
                }
              }
              if (formatError) {
                break;
              }
            } else {
              formatError = true;
              break;
            }
          }
        } else {
          formatError = true;
        }
      }
      let len = port.length;
      if (len > 0) {
        if (isNaN(Number(port, 10))) {
          formatError = true;
        }
      } else {
        formatError = true;
      }
    }
    return formatError;
  },
  baseSettingBtn: function () {
    let ip = this.data.rtuInfo['ip1'];
    let port = this.data.rtuInfo['ip1_port'];
    let ipV6Checked = this.data.rtuInfo['ipV6Checked1'];
    let formatError = this.checkIp(ip, port, ipV6Checked);
    if (formatError) {
      wx.showToast({
        title: '第1路IP地址格式错误，请检查！',
        icon: 'none',
        duration: 2000
      })
      return;
    }
    ip = this.data.rtuInfo['ip2'];
    port = this.data.rtuInfo['ip2_port'];
    ipV6Checked = this.data.rtuInfo['ipV6Checked2'];
    formatError = this.checkIp(ip, port, ipV6Checked);
    if (formatError) {
      wx.showToast({
        title: '第2路IP地址格式错误，请检查！',
        icon: 'none',
        duration: 2000
      })
      return;
    }
    ip = this.data.rtuInfo['ip3'];
    port = this.data.rtuInfo['ip3_port'];
    ipV6Checked = this.data.rtuInfo['ipV6Checked3'];
    formatError = this.checkIp(ip, port, ipV6Checked);
    if (formatError) {
      wx.showToast({
        title: '第3路IP地址格式错误，请检查！',
        icon: 'none',
        duration: 2000
      })
      return;
    }
    ip = this.data.rtuInfo['ip4'];
    port = this.data.rtuInfo['ip4_port'];
    ipV6Checked = this.data.rtuInfo['ipV6Checked4'];
    formatError = this.checkIp(ip, port, ipV6Checked);
    if (formatError) {
      wx.showToast({
        title: '第4路IP地址格式错误，请检查！',
        icon: 'none',
        duration: 2000
      })
      return;
    }
    this.cancelTime();
    this.setRtuBaseSetting(this.data.rtuInfo);
  },
  setRtuBaseSetting(rtuInfo) {
    let datagram = datagramHelp.datagram_40(rtuInfo);
    this.sendDatagramToRtu(datagram);
  },
  /**
   * 查询测站基础参数信息
   */
  getRtuBaseSetting() {
    let datagram = datagramHelp.datagram_41();
    let cache = this.data.datagramCache;
    cache.push(datagram);


  },
  pushDatagramBuff(datagram) {
    let tmpdatagramBuff = this.data.datagramBuff;
    if (tmpdatagramBuff.length > 0) {
      tmpdatagramBuff = tmpdatagramBuff + datagram;
    } else {
      tmpdatagramBuff = datagram;
    }
    console.log(" datagram buff ==========", tmpdatagramBuff)
    this.setData({
      datagramBuff: tmpdatagramBuff
    })
    this.processDatagram();
  },
  processDatagram() {
    let datagram = this.data.datagramBuff;
    if (datagram.length > 0) {
      for (let i = 0; i < datagram.length; i++) {
        if (datagram.indexOf("7e7e") == 0) {
          break;
        } else {
          datagram = datagram.substring(i, datagram.length);
        }
      }
      if (null != datagram && datagram.length > 0 && datagram.indexOf("7e7e") >= 0) {
        if (datagram.length >= 26) {
          var lenBuff = util.HexStr2Bytes(datagram.substring(22, 22 + 4));
          var len = util.byteToUint16(lenBuff); // 报文长度(int)
          var datagramlength = 11 + len + 6;
          if (datagram.length >= datagramlength * 2) {
            var onedatagram = datagram.substring(0, datagramlength * 2);
            if (!datagramHelp.crcCheck(onedatagram)) {
              wx.showToast({
                title: '数据CRC校验错误，请重试！',
                icon: 'none',
                duration: 2000
              })
              this.setData({
                datagramBuff: ''
              })
              return;
            }
            var count = 20;
            var funcode = datagram.substring(count, count + 2);
            count += 2;
            if (funcode == "f6") {

            } else if (funcode == "f7") {

            } else if (funcode == '45') {

            } else if (funcode == '47') {

            } else if (funcode == '48') {

            } else if (funcode == '41') {
              var info = datagramHelp.datagram_41_analyse(onedatagram)
              console.log(info)
              let rtuCode = info['rtu_code'];
              let workModel = info['rtu_work_model'];
              let rtuInfo = this.data.rtuInfo;
              rtuInfo['rtu_code'] = rtuCode;
              rtuInfo['ip1'] = info['ip1'];
              rtuInfo['ip2'] = info['ip2'];
              rtuInfo['ip3'] = info['ip3'];
              rtuInfo['ip4'] = info['ip4'];
              rtuInfo['ip1_port'] = info['ip1_port'];
              rtuInfo['ip2_port'] = info['ip2_port'];
              rtuInfo['ip3_port'] = info['ip3_port'];
              rtuInfo['ip4_port'] = info['ip4_port'];
              rtuInfo['rtu_kind'] = info['rtu_kind'];
              rtuInfo['ipV6Checked1'] = info['ipV6Checked1'];
              rtuInfo['ipV6Checked2'] = info['ipV6Checked2'];
              rtuInfo['ipV6Checked3'] = info['ipV6Checked3'];
              rtuInfo['ipV6Checked4'] = info['ipV6Checked4'];
              rtuInfo['netModel'] = info['net_model'];

              console.log("netModel" + rtuInfo['netModel']);
              let netModels = this.data.netModels;
              for (let i = 0; i < netModels.length; i++) {
                console.log("netModel " + i + " " + netModels[i].value);

                if (netModels[i].value === rtuInfo['netModel']) {
                  netModels[i].checked = true;
                } else {
                  netModels[i].checked = false;
                }
              }

              console.log("ipv61 " + rtuInfo['ipV6Checked1']);
              console.log("ipv62 " + rtuInfo['ipV6Checked2']);
              console.log("ipv63 " + rtuInfo['ipV6Checked3']);
              console.log("ipv64 " + rtuInfo['ipV6Checked4']);
              let checkbox1 = this.data.ip1Checkbox;
              let checkbox2 = this.data.ip2Checkbox;
              let checkbox3 = this.data.ip3Checkbox;
              let checkbox4 = this.data.ip4Checkbox;
              if (rtuInfo['ipV6Checked1']) {
                checkbox1[0].checked = false;
                checkbox1[1].checked = true;
              } else {
                checkbox1[0].checked = true;
                checkbox1[1].checked = false;
              }
              if (rtuInfo['ipV6Checked2']) {
                checkbox2[0].checked = false;
                checkbox2[1].checked = true;
              } else {
                checkbox2[0].checked = true;
                checkbox2[1].checked = false;
              }
              if (rtuInfo['ipV6Checked3']) {
                checkbox3[0].checked = false;
                checkbox3[1].checked = true;
              } else {
                checkbox3[0].checked = true;
                checkbox3[1].checked = false;
              }
              if (rtuInfo['ipV6Checked4']) {
                checkbox4[0].checked = false;
                checkbox4[1].checked = true;
              } else {
                checkbox4[0].checked = true;
                checkbox4[1].checked = false;
              }
              rtuInfo['rtu_work_model'] = workModel;
              let work_model_index = 0;
              if (workModel == "0") {
                work_model_index = 0;
              } else {
                work_model_index = 1;
              }
              let rtu_kind_index = 0;
              for (let i = 0; i < this.data.rtu_kind_code.length; i++) {
                let code = this.data.rtu_kind_code[i];
                if (code == rtuInfo['rtu_kind']) {
                  rtu_kind_index = i;
                  break;
                }
              }
              this.setData({
                rtuInfo: rtuInfo,
                netModels: netModels,
                ip1Checkbox: checkbox1,
                ip2Checkbox: checkbox2,
                ip3Checkbox: checkbox3,
                ip4Checkbox: checkbox4,
                rtu_work_model_index: work_model_index,
                rtu_kind_index: rtu_kind_index
              });
              let index = this.data.datagramIndex + 1;
              if (this.data.datagramCache.length == index) {
                index = 0;
              }
              this.setData({
                datagramIndex: index,
                trySendCount: 0
              })
              this.cancelTime();
            } else if (funcode == '40') {
              this.setData({
                showSettingResult: true,
                settingResultText: "基本参数配置已完成，请重新连接蓝牙！"
              })
              // wx.showToast({
              //   title: 'RTU基本参数操作已完成！',
              //   icon: 'ok',
              //   duration: 2000 //持续的时间
              // })
            } else if (funcode == '43') {

            } else if (funcode == '42') {

            } else if (funcode == '4A') {

            } else if (funcode == '51') {

            } else if (funcode == 'f3') {

            }
            if (datagram.length - datagramlength * 2 > 0) {
              let tmp = datagram.substring(datagramlength * 2, datagram.length);
              this.setData({
                datagramBuff: tmp
              })
            } else {
              this.setData({
                datagramBuff: ""
              })
            }
          } else {
            this.setData({
              datagramBuff: datagram
            })
          }
        } else {
          this.setData({
            datagramBuff: datagram
          })
        }
      } else {
        if (null != datagram && datagram.length > 0) {
          this.setData({
            datagramBuff: datagram
          })
        } else {
          this.setData({
            datagramBuff: ''
          })
        }
      }
    }
  },
  sendDatagramToRtu(datagram) {
    console.log("will send datagram " + datagram);
    let buffer = util.HexStr2Bytes(datagram);
    var that = this;
    let count = 0;
    let inView = new DataView(buffer);
    while (true) {
      if (buffer.byteLength - count > 20) {
        let tmpBuff = new ArrayBuffer(20);
        let outView = new DataView(tmpBuff);
        for (let i = 0; i < 20; i++) {
          outView.setUint8(i, inView.getUint8(count + i))
        }
        wx.writeBLECharacteristicValue({
          deviceId: that.data.devices['deviceId'],
          serviceId: that.data.devices['serviceId'],
          characteristicId: that.data.devices['characteristicId'],
          value: tmpBuff,
          success(res) {
            console.log('writeBLECharacteristicValue success', res.errMsg)
            wx.onBLECharacteristicValueChange((characteristic) => {
              console.log("read datagram==============", util.ab2hex(characteristic.value))
              var datagram = util.ab2hex(characteristic.value);
              that.pushDatagramBuff(datagram);
            })
            wx.readBLECharacteristicValue({
              deviceId: that.data.devices['deviceId'],
              serviceId: that.data.devices['serviceId'],
              characteristicId: that.data.devices['characteristicId'],
              success: function (res) {
                console.log('readBLECharacteristicValue')
              }
            })
          },
          fail(res) {
            console.log('writeBLECharacteristicValue success', res.errMsg)
          }
        })
        count += 20;
      } else {
        let len = buffer.byteLength - count;
        let tmpBuff = new ArrayBuffer(len);
        let outView = new DataView(tmpBuff);
        for (let i = 0; i < len; i++) {
          outView.setUint8(i, inView.getUint8(count + i))
        }
        wx.writeBLECharacteristicValue({
          deviceId: that.data.devices['deviceId'],
          serviceId: that.data.devices['serviceId'],
          characteristicId: that.data.devices['characteristicId'],
          value: tmpBuff,
          success(res) {
            console.log('writeBLECharacteristicValue success', res.errMsg)
            wx.onBLECharacteristicValueChange((characteristic) => {
              console.log("read datagram==============", util.ab2hex(characteristic.value))
              var datagram = util.ab2hex(characteristic.value);
              that.pushDatagramBuff(datagram);
            })
            wx.readBLECharacteristicValue({
              deviceId: that.data.devices['deviceId'],
              serviceId: that.data.devices['serviceId'],
              characteristicId: that.data.devices['characteristicId'],
              success: function (res) {
                console.log('readBLECharacteristicValue')
              }
            })
          },
          fail(res) {
            console.log('writeBLECharacteristicValue success', res.errMsg)
          }
        })
        count += len;
      }
      if (count >= buffer.byteLength) {
        break;
      }
    }
  },
  timeCallback() {
    var that = this;
    task_timer = setTimeout(function () {
      console.log("------------------------------------Time CallBack----------------------------");
      if (that.data.trySendCount == 0) {
        if (that.data.datagramCache.length > 0) {
          let datagram = that.data.datagramCache[that.data.datagramIndex];
          that.sendDatagramToRtu(datagram);
          let index = that.data.datagramIndex + 1;
          if (that.data.datagramCache.length == index) {
            index = 0;
          }
          let count = that.data.trySendCount + 1;
          that.setData({
            datagramIndex: index,
            trySendCount: count
          })
        }
      } else {
        let count = that.data.trySendCount + 1;
        if (count >= 10) {
          count = 0;
        }
        that.setData({
          trySendCount: count
        })
      }
      that.timeCallback();
    }, 3000);
  },
  cancelTime() {
    if (task_timer != undefined) {
      clearTimeout(task_timer);
      task_timer = undefined;
    }
    this.setData({
      datagramIndex: 0,
      trySendCount: 0,
      suspend: true
    })
  },
  /**
   * 第一路IPV6勾选项
   * @param {} e 
   */
  netModelsCheckedChange: function (e) {
    const netModels = this.data.netModels;
    let netModel = e.detail.value;
    for (let i = 0, len = netModels.length; i < len; ++i) {
      netModels[i].checked = netModels[i].value === e.detail.value
    }
    const rtuInfo = this.data.rtuInfo;
    rtuInfo.netModel = netModel;
    this.setData({
      netModels,
      rtuInfo
    })
  },
  /**
   * 第一路IPV6勾选项
   * @param {} e 
   */
  ip1CheckedChange: function (e) {
    const ip1Checkbox = this.data.ip1Checkbox;
    let ipV6Checked1 = false;
    for (let i = 0, len = ip1Checkbox.length; i < len; ++i) {
      ip1Checkbox[i].checked = ip1Checkbox[i].value === e.detail.value
      if (e.detail.value === 'IPV6') {
        ipV6Checked1 = true;
      }
    }
    const rtuInfo = this.data.rtuInfo;
    rtuInfo.ipV6Checked1 = ipV6Checked1;
    this.setData({
      ip1Checkbox,
      rtuInfo
    })
  },
  /**
   * 第二路IP勾选项
   * @param {} e 
   */
  ip2CheckedChange: function (e) {
    const ip2Checkbox = this.data.ip2Checkbox;
    let ipV6Checked2 = false;
    for (let i = 0, len = ip2Checkbox.length; i < len; ++i) {
      ip2Checkbox[i].checked = ip2Checkbox[i].value === e.detail.value
      if (e.detail.value === 'IPV6') {
        ipV6Checked2 = true;
      }
    }
    const rtuInfo = this.data.rtuInfo;
    rtuInfo.ipV6Checked2 = ipV6Checked2;
    this.setData({
      ip2Checkbox,
      rtuInfo
    })
  },
  /**
   * 第三路IP勾选项
   * @param {} e 
   */
  ip3CheckedChange: function (e) {
    const ip3Checkbox = this.data.ip3Checkbox;
    let ipV6Checked3 = false;
    for (let i = 0, len = ip3Checkbox.length; i < len; ++i) {
      ip3Checkbox[i].checked = ip3Checkbox[i].value === e.detail.value
      if (e.detail.value === 'IPV6') {
        ipV6Checked3 = true;
      }
    }
    const rtuInfo = this.data.rtuInfo;
    rtuInfo.ipV6Checked3 = ipV6Checked3;
    this.setData({
      ip3Checkbox,
      rtuInfo
    })
  },
  /**
   * 第四路IP勾选项
   * @param {} e 
   */
  ip4CheckedChange: function (e) {
    const ip4Checkbox = this.data.ip4Checkbox;
    let ipV6Checked4 = false;
    for (let i = 0, len = ip4Checkbox.length; i < len; ++i) {
      ip4Checkbox[i].checked = ip4Checkbox[i].value === e.detail.value
      if (e.detail.value === 'IPV6') {
        ipV6Checked4 = true;
      }
    }
    const rtuInfo = this.data.rtuInfo;
    rtuInfo.ipV6Checked4 = ipV6Checked4;
    this.setData({
      ip4Checkbox,
      rtuInfo
    })
  }
})