Pomelo Lee workspace

/**
 * 获取cookie 里的值
 * @param {String} key
 */
export const getCookie = (key) => {
  const arr = document.cookie.match(new RegExp(`(^| )${key}=([^;]*)(;|$)`));
  if (arr != null) return unescape(arr[2]);
  return null;
}
 
/**
 * 设置cookie
 * @param name
 * @param value
 * @param day expires的时间
 */
function setCookie (name, value, day) {
    let setting = arguments[0];
    if (Object.prototype.toString.call(setting).slice(8, -1) === 'Object'){
        for (let i in setting) {
            let oDate = new Date();
            oDate.setDate(oDate.getDate() + day);
            document.cookie = i + '=' + setting[i] + ';expires=' + oDate;
        }
    }else{
        let oDate = new Date();
        oDate.setDate(oDate.getDate() + day);
        document.cookie = name + '=' + value + ';expires=' + oDate;
    }
 
}
 
/** 
 * 删除cookie
 */
function removeCookie (name) {
    setCookie(name, 1, -1);
}

const dy = new EqxH5DyNum({
    startNum: 0,
    endNum: 100,
    animDuration: 2,
    isShowThousandSeparator: false,
    endOrder: 'left',
    isEndRandom: false,
    $ele: $('.container')
});
 
// 播放区间变化动画
dy.numChange().then(() => {
    // 区间变化动画播放完执行
})
 
// 播放区间滚动动画
dy.numScroll().then(() => {
    // 区间滚动动画播放完执行
})
 
// 更新部分或全部实例参数,并播放区间变化动画
dy.update({
    startNum: 100,
    endNum: 0,
    animDuration: 5,
}).numChange()

/**
 * 图片压缩
 * @param  {string}   file [压缩文件]
 * @param  {object}   obj [压缩参数]
 * @param  {function} cb   [回调函数]
 * @return {string}        [返回压缩前和压缩后的格式]
 */
/* istanbul ignore next */
function photoCompress(file, obj, cb) {
// obj = {
//    width: 图片宽,
//    height: 图片高,
//    quality: 图像质量，
//    blob: 是否转换成Blob
//  }
  // 将以base64的图片url数据转换为Blob
  function convertBase64UrlToBlob(urlData) {
    let arr = urlData.split(',');
    let mime = arr[0].match(/:(.*?);/)[1];
    let bstr = atob(arr[1]);
    let n = bstr.length, u8arr = new Uint8Array(n);
    while (n--) {
      u8arr[n] = bstr.charCodeAt(n);
    }
    return new Blob([u8arr], {type: mime});
  }
 
  // canvas 绘制图片
  function canvasDataURL(oldBase64) {
    let img = new Image();
    img.src = oldBase64;
    img.onload = function () {
      let that = this;
      // 默认按比例压缩
      let w = that.width,
        h = that.height,
        scale = w / h;
      w = obj.width || w;
      h = obj.height || (w / scale);
      let quality = 0.7;  // 默认图片质量为0.7
      //生成canvas
      let canvas = document.createElement('canvas');
      let ctx = canvas.getContext('2d');
      // 创建属性节点
      let anw = document.createAttribute('width');
      anw.nodeValue = w;
      let anh = document.createAttribute('height');
      anh.nodeValue = h;
      canvas.setAttributeNode(anw);
      canvas.setAttributeNode(anh);
      ctx.drawImage(that, 0, 0, w, h);
      // 图像质量
      if (obj.quality && obj.quality <= 1 && obj.quality > 0) {
        quality = obj.quality;
      }
      // quality值越小，所绘制出的图像越模糊
      let base64 = canvas.toDataURL('image/jpeg', quality);
      // 回调函数返回base64的值
      if (obj.blob) {
        cb && cb(convertBase64UrlToBlob(base64), convertBase64UrlToBlob(oldBase64))
      } else {
        cb && cb(base64, oldBase64);
      }
    }
  }
 
  // 读取图片的base64格式
  let ready = new FileReader();
  ready.readAsDataURL(file);
  ready.onload = function () {
    let re = this.result;
    canvasDataURL(re)
  }
}