const pubFun = {
  // 获取当前日期
  date(){
    let date = new Date();
    let year = date.getFullYear();
    let month = date.getMonth() + 1 < 10 ? "0" + (date.getMonth()+1) : date.getMonth() + 1;
    let strDate = date.getDate() < 10 ? "0"+date.getDate() : date.getDate();
    let h = date.getHours() < 10 ? "0" + date.getHours() : date.getHours();
    let m = date.getMinutes() < 10 ? "0" + date.getMinutes() : date.getMinutes();
    let s = date.getSeconds() < 10 ? "0" + date.getSeconds() : date.getSeconds();

    return year + '-' + month + '-' + strDate + ' ' + h +':'+ m + ':'+ s
  },
  parseQueryString(url) {
    var reg_url = /^[^\?]+\?([\w\W]+)$/,
        reg_para = /([^&=]+)=([\w\W]*?)(&|$)/g, //g is very important
        arr_url = reg_url.exec(url),
        ret = {};
    if (arr_url && arr_url[1]) {
      var str_para = arr_url[1], result;
      while ((result = reg_para.exec(str_para)) != null) {
          ret[result[1]] = result[2];
      }
    }
    return ret;
  },
  // 解决收起键盘后，页面上移没有归位
  resetScrollTop(){
    let u = navigator.userAgent, app = navigator.appVersion;
    let isIOS = !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/);
    if(isIOS){
      setTimeout(() => {
        const scrollHeight = document.documentElement.scrollTop || document.body.scrollTop || 0
        window.scrollTo(0, Math.max(scrollHeight - 1, 0))
        }, 200)
    }
  }
};

export default pubFun;