const qiniu = require('qiniu');
const { ACCESS_KEY, SECRET_KEY, bucket, endpoint, prefix } = require('../config').qiniu;

const expires = 7200;

const mac = new qiniu.auth.digest.Mac(ACCESS_KEY, SECRET_KEY);
const putPolicy = new qiniu.rs.PutPolicy({
  scope: bucket,
  insertOnly: 1,
  expires,
});
const config = new qiniu.conf.Config();
// config.useHttpsDomain = true;
config.zone = qiniu.zone.Zone_z1;
const bucketManager = new qiniu.rs.BucketManager(mac, config);
const utils = {
  async getToken() {
    const token = putPolicy.uploadToken(mac);
    return { data: token, endpoint, prefix };
  },
  async deleteVideo(video) {
    const bucket = 'fuxi-video';
    const key = video.slice(video.lastIndexOf('fuxicarbon.com') + 15);
    const prefix = key.slice(0, key.lastIndexOf('.'));

    bucketManager.listPrefix(bucket, { prefix, limit: 1000 }, (err, respBody, respInfo) => {
      if (err) {
        console.log(err);
        throw err;
      }
      if (respInfo.statusCode === 200) {
        const { items } = respBody;
        const deleteOperations = [
          qiniu.rs.deleteOp('fuxicarbon', key),
          // qiniu.rs.deleteOp(bucket, `${link}/`),
        ];
        items.forEach(item => {
          deleteOperations.push(qiniu.rs.deleteOp(bucket, item.key));
        });
        bucketManager.batch(deleteOperations, (err, respBody, respInfo) => {
          if (err) {
            console.log(err);
            // throw err;
          } else {
            // 200 is success, 298 is part success
            console.log(respInfo);
          }
        });
      } else {
        console.log(respInfo.statusCode);
        console.log(respBody);
      }
    });
  },
  getAuthUrl(url) {
    const index = url.indexOf('.com/') + 4;
    return bucketManager.privateDownloadUrl(
      url.slice(0, index),
      url.slice(index + 1),
      parseInt(Date.now() / 1000) + 3600
    );
  },
};
module.exports = utils;