ifui/lib/utils/utils.js

'use strict';

exports.__esModule = true;
exports.isEmpty = isEmpty;
exports.queryParse = queryParse;
exports.isApp = isApp;
exports.isWeiXin = isWeiXin;

var _keys = require('babel-runtime/core-js/object/keys');

var _keys2 = _interopRequireDefault(_keys);

var _querystring = require('./querystring');

var _querystring2 = _interopRequireDefault(_querystring);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var Channel = {
  Wechat: '10',
  Android: '20',
  IOS: '30'
};

function isEmpty(value) {
  return Array.isArray(value) && value.length === 0 || Object.prototype.isPrototypeOf(value) && (0, _keys2.default)(value).length === 0 || isDef(value);
}

function queryParse() {
  return _querystring2.default.parse(window.location.hash.split('?')[1]);
}

function isApp() {
  if (queryParse() && (queryParse().channel === Channel.IOS || queryParse().Channel === Channel.Android)) {
    return true;
  } else {
    return false;
  }
}

function isWeiXin() {
  // window.navigator.userAgent属性包含了浏览器类型、版本、操作系统类型、浏览器引擎类型等信息，这个属性可以用来判断浏览器类型
  var ua = window.navigator.userAgent.toLowerCase();
  // 通过正则表达式匹配ua中是否含有MicroMessenger字符串
  if (ua.match(/MicroMessenger/i) === 'micromessenger') {
    return true;
  } else {
    return false;
  }
}