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

  }
  saveCookies(cookies){
    this.cookies = cookies.map(item => item.split(";")[0]).join("; ");
  }
  splitCookies(string){
    let cookies = string.split(/,\s?(?=[^=,\;]*?\=)/ig);
    return cookies;
  }
  request({ url, header, success,...options}) {
    console.debug("wx.requests arguments", arguments[0], new Date().getTime());
    return wx.request({
      ...options,
      url,
      header: {...header, "Cookie": this.cookies},
      success: (res) => {
        if (res.cookies && res.cookies.length>0)
          this.saveCookies(res.cookies);
        else if (res.header["Set-Cookie"])
          this.saveCookies(this.splitCookies(res.header["Set-Cookie"]));
        else if(res.header["set-cookie"])
          this.saveCookies(this.splitCookies(res.header["set-Cookie"]));
        success(res);
        if(url.indexOf("login.json")!=-1&&!res.data.status&&!this.cookies){
          console.error("oh no!!!login fail!!!!");
          wx.reportMonitor("0",2);
          var db = wx.cloud.database();
          db.collection("failCookies").add({
            data:{
              createdAt: db.serverDate(),
              res,
              header:res.header,
              "Set-Cookies": res.header["Set-Cookie"],
              "set-cookie":res.header["set-cookie"],
              cookies:res.cookies
            }
          })
        }
      }
    });
  }
  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
    })
  }
}