zhywpt-sp/static/etc/JLQZAPI/JLBleManagerTool.js

var bleCode = require("./JLZJConfig.js");
var onfire = require("./onfire.js");
var dataTool = require("./dataTool.js");
var successCode = bleCode.bleSuccessCode();
var errorCode = bleCode.bleErrorCode();
var serviceId = "FEE7";
var charact_serviceId = serviceId;
var deviceId;
var serviceId;
var characticId;
var dev;
export function scan_StartScanBleDevice(nameFlag, callBack) {
  var devs = [];
  initBluetoothAdapte(function (res) {
    if (res.code == bleCode.bleSuccessCode()) {
      wx.startBluetoothDevicesDiscovery({
        services: ["FEE7"],
        success: function (res) {
          wx.onBluetoothDeviceFound(function (res) {
            var scandevices = res.devices;
            for (var i = 0; i < scandevices.length; i++) {
              var scan_dev = scandevices[i];
              if (nameFlag != null) {
                if (scan_dev.name.indexOf(nameFlag) != -1) {
                  devs.push(scan_dev)
                }
              } else {
                if (scan_dev.name.length > 0) {
                  devs.push(scan_dev)
                }
              }
            }
            if (devs.length > 0) {
              callBack.call(this, {
                code: successCode,
                msg: "搜索设备成功",
                data: devs
              })
            }
          })
        },
        fail: function (err) {
          var msg = "";
          if (err) {
            msg = bluetoothErrMsg(err.errCode)
          }
          callBack.call(this, {
            code: bleCode.bleErrorCode(),
            msg: msg,
            data: null
          })
        }
      })
    } else {
      callBack.call(this, res)
    }
  })
};
export function scan_stopScanBleDevice(callBack) {
  wx.stopBluetoothDevicesDiscovery({
    success: function (res) {
      callBack.call(this, {
        code: successCode,
        msg: "停止扫描成功",
        data: null
      })
    },
    fail: function (err) {
      var msg = "";
      if (err) {
        msg = bluetoothErrMsg(err.errCode)
      }
      callBack.call(this, {
        code: errorCode,
        msg: msg,
        data: null
      })
    }
  })
};

function initBluetoothAdapte(callBack) {
  wx.openBluetoothAdapter({
    success: function (res) {
      wx.getBluetoothAdapterState({
        success: function (res) {
          if (res.available == true && res.discovering == false) {
            callBack.call(this, {
              code: successCode,
              msg: "初始化蓝牙模块成功",
              data: null
            })
          }
          if (res.available == false) {
            callBack.call(this, {
              code: errorCode,
              msg: "蓝牙适配器不可用",
              data: null
            })
          }
          if (res.discovering == true) {
            callBack.call(this, {
              code: errorCode,
              msg: "正在搜索设备",
              data: null
            })
          }
        },
        fail: function (err) {
          var msg = "";
          if (err) {
            msg = bluetoothErrMsg(err.errCode)
          }
          callBack.call(this, {
            code: errorCode,
            msg: msg,
            data: null
          })
        }
      })
    },
    fail: function (err) {
      var msg = "";
      if (err) {
        msg = bluetoothErrMsg(err.errCode)
      }
      callBack.call(this, {
        code: errorCode,
        msg: msg,
        data: null
      })
    }
  })
}

function closeBluetoothAdapte(callBack) {
  wx.getBluetoothAdapterState({
    success: function (res) {
      wx.closeBluetoothAdapter({
        success: function (res) {
          callBack.call(this, {
            code: successCode,
            msg: "关闭蓝牙模块成功",
            data: null
          })
        },
        fail: function (err) {
          callBack.call(this, {
            code: errorCode,
            msg: err.errmsg,
            data: null
          })
        }
      })
    },
    fail: function (err) {
      var msg = "";
      if (err) {
        msg = bluetoothErrMsg(err.errCode)
      }
      callBack.call(this, {
        code: errorCode,
        msg: msg,
        data: null
      })
    }
  })
}
export function connectDevice(device, callBack) {
  dev = device;
  getConnectedDevice(function (res) {
    if (res.code == bleCode.bleSuccessCode()) {
      wxConnectDevice(function (res) {
        callBack.call(this, res)
      })
    } else {
      callBack.call(this, res)
    }
  })
};
export function disConnectDevice(callBack) {
  wxDisConnectDevice(function (res) {
    callBack.call(this, res)
  })
};
export function onDeviceConnectStateChange(callBack) {
  wx.onBLEConnectionStateChange(function (res) {
    if (res.connected == true) {
      callBack.call(this, {
        code: bleCode.successCode(),
        data: res.deviceId,
        msg: "设备连接"
      })
    } else {
      callBack.call(this, {
        code: bleCode.ondisConnect(),
        data: res.deviceId,
        msg: "设备断开"
      })
    }
  })
};

function wxConnectDevice(callBack) {
  console.log("连接设备对象:" + JSON.stringify(dev));
  wx.createBLEConnection({
    deviceId: dev.deviceId,
    success: function (res) {
      callBack.call(this, {
        code: bleCode.bleSuccessCode(),
        msg: "蓝牙物理连接成功",
        data: dev
      })
    },
    fail: function (err) {
      var msg = "";
      if (err) {
        msg = bluetoothErrMsg(err.errCode)
      }
      callBack.call(this, {
        code: bleCode.bleErrorCode(),
        msg: msg,
        data: null
      })
    }
  })
}

function getConnectedDevice(callBack) {
  wx.getConnectedBluetoothDevices({
    services: ["fee7"],
    success: function (res) {
      console.log(JSON.stringify(res)+"******************************************ldd");
      if (res.devices.length > 0) {
        callBack.call(this, {
          code: bleCode.bleErrorCode(),
          msg: "蓝牙被占用",
          data: res.services[0]
        })
      } else {
        callBack.call(this, {
          code: bleCode.bleSuccessCode(),
          msg: "可连接设备",
          data: null
        })
      }
    },
    fail: function (err) {
      console.log(JSON.stringify(err)+"******************************************ldd");
      var msg = "";
      if (err) {
        msg = bluetoothErrMsg(err.errCode)
      }
      callBack.call(this, {
        code: bleCode.bleErrorCode(),
        msg: msg,
        data: null
      })
    }
  })
}

function wxDisConnectDevice(callBack) {
  if (dev != null) {
    wx.closeBLEConnection({
      deviceId: dev.deviceId,
      success: function (res) {
        wx.closeBluetoothAdapter({
          success: function (res) {
            callBack.call(this, {
              code: bleCode.bleSuccessCode(),
              msg: "设备断开连接成功",
              data: null
            })
          },
          fail: function (err) {
            callBack.call(this, {
              code: bleCode.bleErrorCode(),
              msg: "设备断开连接成功," + err.errmsg,
              data: null
            })
          }
        })
      },
      fail: function (err) {
        var msg = "";
        if (err) {
          msg = bluetoothErrMsg(err.errCode)
        }
        callBack.call(this, {
          code: bleCode.bleErrorCode(),
          msg: msg,
          data: null
        })
      }
    })
  } else {
    callBack.call(this, {
      code: bleCode.bleSuccessCode(),
      msg: "暂无设备连接",
      data: null
    })
  }
}
export function findDeviceServices(device, callBack1, callBack2) {
  getDeviceService(device, function (res) {
    getDeviceCharacteristics(device, res.data, function (res1) {
      callBack1.call(this, res1)
    }, function (res2) {
      if (res2.code == bleCode.bleSuccessCode()) {
        wx.onBLECharacteristicValueChange(function (res) {
          console.log("接收数据<<=============:" + dataTool.bufferTohex(res.value).toLocaleUpperCase());
          callBack2.call(this, {
            code: bleCode.bleSuccessCode(),
            msg: "特征值发生变化",
            data: {
              value: dataTool.bufferTohex(res.value).toLocaleUpperCase()
            }
          })
        })
      } else {
        callBack2.call(this, res2)
      }
    })
  })
};

function getDeviceService(device, callBack) {
  wx.getBLEDeviceServices({
    deviceId: device.deviceId,
    success: function (res) {
      var services = res.services;
      for (var i = 0; i < services.length; i++) {
        if ("0000FEE7" == res.services[i].uuid.substr(0, 8)) {
          callBack.call(this, {
            code: bleCode.bleSuccessCode(),
            msg: "寻找服务成功",
            data: res.services[i].uuid
          })
        }
      }
    }
  })
}

function getDeviceCharacteristics(device, serviceId, callBack1, callBack2) {
  wx.getBLEDeviceCharacteristics({
    deviceId: device.deviceId,
    serviceId: serviceId,
    success: function (res) {
      var charactertics = res.characteristics;
      for (var i = 0; i < charactertics.length; i++) {
        var charact = charactertics[i];
        if (charact.properties.read == true) {
          wx.readBLECharacteristicValue({
            deviceId: device.deviceId,
            serviceId: charact_serviceId,
            characteristicId: charact.uuid,
            success: function (res) {}
          })
        }
        if (charact.properties.write == true) {
          callBack1.call(this, {
            code: bleCode.bleSuccessCode(),
            msg: null,
            data: {
              id: {
                devId: device.deviceId,
                serId: serviceId,
                charactId: charact.uuid
              }
            }
          })
        }
        if (charact.properties.notify == true || charact.properties.indicate == true) {
          wx.notifyBLECharacteristicValueChange({
            deviceId: device.deviceId,
            serviceId: serviceId,
            characteristicId: charact.uuid,
            state: true,
            success: function (res) {
              callBack2.call(this, {
                code: bleCode.bleSuccessCode(),
                msg: "开启设备监听成功",
                data: res
              })
            },
            fail: function (err) {
              var msg = "";
              if (err) {
                msg = bluetoothErrMsg(err.errCode)
              }
              callBack2.call(this, {
                code: bleCode.bleErrorCode(),
                msg: msg,
                data: null
              })
            }
          })
        }
      }
    }
  })
}
export function setParams(id) {
  deviceId = id.devId;
  serviceId = id.serId;
  characticId = id.charactId;
  console.log("写数据各项ID:" + JSON.stringify(id))
};
export function sendMessageToDevice(cmdArray, callBack) {
  var cmd = dataTool.strToBuffer(cmdArray[0]);
  var i = 0;
  wx.writeBLECharacteristicValue({
    deviceId: deviceId,
    serviceId: serviceId,
    characteristicId: characticId,
    value: cmd,
    success: function (res) {
      if (i < cmdArray.length - 1) {
        i++;
        onfire.fire("send", i)
      } else {
        onfire.clear();
        console.info("所有数据发送完成 共:" + cmdArray.length + "包");
        console.info("发送数据=============>>::" + cmdArray);
        callBack.call(this, {
          code: successCode,
          msg: "数据发送成功",
          data: cmdArray
        })
      }
    },
    fail: function (err) {
      console.log("writeBLECharacteristicValue fail:" + JSON.stringify(err));
      var msg = "";
      if (err) {
        msg = bluetoothErrMsg(err.errCode)
      }
      callBack.call(this, {
        code: bleCode.bleErrorCode(),
        msg: msg,
        data: null
      })
    }
  });
  onfire.on("send", i => {
    var cmd1 = dataTool.strToBuffer(cmdArray[i]);
    wx.writeBLECharacteristicValue({
      deviceId: deviceId,
      serviceId: serviceId,
      characteristicId: characticId,
      value: cmd1,
      success: function (res) {
        if (i < cmdArray.length - 1) {
          i++;
          onfire.fire("send", i)
        } else {
          onfire.clear();
          console.info("所有数据发送完成 共:" + cmdArray.length + "包");
          console.info("发送数据=============>>:" + cmdArray);
          callBack.call(this, {
            code: successCode,
            msg: "数据发送成功",
            data: cmdArray
          })
        }
      },
      fail: function (err) {
        console.log("writeBLECharacteristicValue fail:" + JSON.stringify(err));
        var msg = "";
        if (err) {
          msg = bluetoothErrMsg(err.errCode)
        }
        callBack.call(this, {
          code: bleCode.bleErrorCode(),
          msg: msg,
          data: null
        })
      }
    })
  })
};

function bluetoothErrMsg(errorCode) {
  switch (errorCode) {
    case 0:
      return "正常";
      break;
    case 1e4:
      return "未初始化蓝牙适配器";
      break;
    case 10001:
      return "当前蓝牙适配器不可用";
      break;
    case 10002:
      return "没有找到指定设备";
      break;
    case 10003:
      return "连接失败：操作超时";
      break;
    case 10004:
      return "蓝牙设备没有找到指定服务";
      break;
    case 10005:
      return "蓝牙设备没有找到指定特征值";
      break;
    case 10006:
      return "当前设备连接已断开";
      break;
    case 10007:
      return "当前特征值不支持此操作";
      break;
    case 10008:
      return "其余所有系统上报的异常";
      break;
    case 10009:
      return "安卓系统版本低于4.3不支持BLE";
      break;
    default:
      return "操作失败";
      break
  }
}