export default class{
  cookies = ""
  constructor(){

  }
  processCookies(cookies){
    if(cookies.constructor==String)
      cookies = cookies.split(/,\s?(?=[^=,;]+=)/g);
    cookies = this.cookies = cookies.map(item => item.split(";")[0]).join(";");
    return cookies;
  }
  request({url, data, header, method, dataType, responseType, success, fail, complete}) {
    console.debug("wx.requests arguments", arguments[0], new Date().getTime());
    return wx.request({
      url,
      data,
      header: {...header, "Cookie": this.cookies},
      method,
      dataType,
      responseType,
      success: (res) => {
        if (res.cookies && res.cookies.length)
          this.processCookies(res.cookies);
        else if (res.header["Set-Cookie"])
          this.processCookies(res.header["Set-Cookie"]);
        else if(res.header["set-cookie"])
          this.processCookies(res.header["set-Cookie"]);
        success(res);
      },
      fail: fail,
      complete: complete
    });
  }
  uploadFile({url, filePath, name, header, formData, success, fail, complete}){
    return wx.uploadFile({
      url,
      filePath,
      name,
      header: {"Cookie": this.cookies, ...header},
      formData,
      success:res=>{
        try{
          res.data = JSON.parse(res.data);
        }catch(e){
          //@todo
        }
        console.log("uploadFile",res);
        if(success)
          success(res)
      },
      fail,
      complete
    })
  }
  downloadFile({url, header, filePath, success, fail, complete}){
    return wx.downloadFile({
      url,
      header: {...header, "Cookie": this.cookies},
      filePath,
      success,
      fail,
      complete
    })
  }
}