const qiniu = require('qiniu')
const path = require('path')
const key = 'dlPPwgZky_F-iP8CbSbJpiAtAcqw3BYwb9rdHMrS'
const secre = 'YEtkLKDsImXB-8m1CT1zV_YwCwwGvrUvo2ktj9KZ'
const host = 'model3d.4dage.com/'

let getToken = (() => {
  const bucket = 'model3d'
  const expires = 7200

  let mac = new qiniu.auth.digest.Mac(key, secre);
  let defaultToken

  (function referToken() {
    let putPolicy = new qiniu.rs.PutPolicy({ expires, scope: bucket })
    defaultToken = putPolicy.uploadToken(mac);
    setTimeout(referToken, (expires - 200) * 1000)
  })();

  function getToken (name) {
    if (!name) return defaultToken;

    let scope = name ? bucket + ':' + name : bucket;
    let putPolicy = new qiniu.rs.PutPolicy({ expires, scope })
    return putPolicy.uploadToken(mac);
  }
  return getToken
})();


let zoons = {
  '华东': 'Zone_z0',
  '华北': 'Zone_z1',
  '华南': 'Zone_z2',
  '北美': 'Zone_na0'
}
function uploadFile(localFile, target, zone = '华南') {
  target = target.replace(/\\/ig, "\/")

  let config = new qiniu.conf.Config();
  let token = getToken(target)
  let formUploader = new qiniu.form_up.FormUploader()
  let putExtra = new qiniu.form_up.PutExtra();

  config.zone = qiniu.zone[zoons[zone]];
  config.useHttpsDomain = true;
  config.useCdnDomain = true;
  
  return new Promise((resolve, reject) => {
    formUploader.putFile(token, target, localFile, putExtra, err => {
      if (err) {
        reject(err)
      } else {
        resolve(host + target)
      }
    })
  })
}


module.exports = async (file, name) => {
  return await uploadFile(file, 'data/' + name)
}