var _totalPage = -1;
var _offset = 1;
var _devices = [];
var _userinfo = {};
var _isLogin = false;
var _pConfig = -1;
var _serverError = false;
var _navTitle = '';

class DataManager {
  // 检测设备类型
  deviceType() {
    var u = navigator.userAgent;
    var isAndroid = u.indexOf('Android') > -1 || u.indexOf('Adr') > -1;
    var isiOS = !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/);

    if (isAndroid) {
      return 'Android'
    } else if (isiOS) {
      return 'iOS'
    }
    return 'Other'
  }

  setNavTitle(val) {
    _navTitle = val
  }

  getNavTitle() {
    return _navTitle
  }

  getPrintConfig() {
    console.info('[_pConfig] ' + _pConfig)
    return _pConfig
  }

  setPrintConfig(val) {
    console.info('_pConfig has been set to ' + val);
    _pConfig = val
  }

  setTotalPage(val) {
    _totalPage = val
  }

  getTotalPage() {
    return _totalPage
  }

  setOffset(val) {
    _offset = val
  }

  getOffset() {
    return _offset
  }

  getDevices() {
    console.info('[dataManager] getDevices')
    var arr = []
    for (var i = 0; i < _devices.length; i++) {
      arr.push(_devices[i])
    }
    return arr
  }

  addDevice(val) {
    console.info('[dataManager] addDevice')
    _devices.push(val)
  }

  setUserInfo(val) {
    console.info('[dataManager] setUserInfo')
    _userinfo = val
  }

  getUserInfo() {
    console.info('[dataManager] getUserInfo')
    return _userinfo
  }

  setLogin(val) {
    _isLogin = val
  }

  isLogin() {
    return _isLogin
  }

  setServerError(val) {
    _serverError = val
  }

  serverError() {
    return _serverError
  }

  resetAll() {
    _totalPage = 0;
    _offset = 1;
    _devices.length = 0;
    _userinfo = null;
    _isLogin = false;
    _pConfig = -1;
    _serverError = false;
  }

}

export default new DataManager()