const OSS = require('ali-oss')
const router = require('@/router');
const stream = require('stream')
import Vue from 'vue'
const { GenerateSTS, GetObjectStoreToken } = require('../api/user.js')
import { getToken } from '@/utils/auth'

Vue.prototype.OSSclientConfig = {
}

function blobToBuffer(blob, fileName) {
  return new Promise((resolve, reject) => {
    const file = new File([blob], fileName);
    resolve(file)
  })
}

async function ossGenerateSTS() {
  let res = await GetObjectStoreToken()
  Vue.prototype.OSSclientConfig = { ...res.Result[res.Result.ObjectStoreUse] }
  Vue.prototype.OSSclientConfig.basePath = Vue.prototype.OSSclientConfig.viewEndpoint
  switch (res.Result.ObjectStoreUse) {
    case 'AliyunOSS':
      Vue.prototype.OSSclientConfig.bucket = Vue.prototype.OSSclientConfig.bucketName
      Vue.prototype.OSSclientConfig.timeout = 10 * 60 * 1000
      let OSSclient = new OSS(Vue.prototype.OSSclientConfig)
      Vue.prototype.OSSclient = {
        put: function (objectName, object) {
          return new Promise(async (resolve, reject) => {
            try {
              let _vm = router.default.app
              if (_vm._route.path !== '/trials/trials-panel/visit/crc-upload') {
                var objectItem = objectName.split('/')
                objectItem[objectItem.length - 1] = new Date().getTime() + '_' + objectItem[objectItem.length - 1]
                objectName = objectItem.join('/')
              }
              let res = await OSSclient.put(objectName, object)
              if (res && res.url) {
                resolve({
                  name: objectName,
                  url: Vue.prototype.OSSclientConfig.viewEndpoint + objectName
                })
              } else {
                reject()
              }
            } catch (e) {
              console.log(e)
              reject()
            }
          })
        }
      }
      break
  }
  return
}



export const OSSclient = ossGenerateSTS