import { fromByteArray as base64Encode } from 'base64-js'
import Token from './token'
import config from '../config'
import { request_post } from '../request'

const {
  ali1688_api_key,
  ali1688_host,
  ali1688_jsv,
  ali1688_upload_api,
  ali1688_upload_app_key,
  ali1688_upload_app_name,
  ali1688_v,
} = config

class Ali1688Uploader extends Token {
  constructor(options?) {
    super(options)
  }

  binaryio_to_base64(binaryData) {
    return base64Encode(new Uint8Array(binaryData))
  }

  get upload_url() {
    return `https://${ali1688_host}/h5/${ali1688_upload_api.toLowerCase()}/${ali1688_v}`
  }

  get upload_headers() {
    return {
      'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
      referer: 'https://www.1688.com/',
      'Content-Type': 'application/x-www-form-urlencoded'
    }
  }

  get_data(fileBuffer) {
    const b64_str = this.binaryio_to_base64(fileBuffer)
    return JSON.stringify({
      imageBase64: b64_str,
      appName: ali1688_upload_app_name,
      appKey: ali1688_upload_app_key,
    })
  }

  async upload(fileBuffer) {
    await this.token_request()
    const data = this.get_data(fileBuffer)
    const params = this.get_params(data, this.t)
    const headers = this.upload_headers

    try {
      const response = await request_post({
        url: this.upload_url,
        params,
        headers,
        data,
      })
      return response.data
    } 
    catch (error) {
      console.error('Upload failed:', error)
      return null
    }
  }

  get_params(data, t, jsv = ali1688_jsv) {
    const sign_str = this.get_sign(data, t, this.token)
    return {
      jsv,
      appKey: ali1688_api_key,
      t,
      api: ali1688_upload_api,
      ecode: '0',
      v: ali1688_v,
      type: 'originaljson',
      dataType: 'jsonp',
      sign: sign_str,
      "_bx-v": "1.1.20"
    }
  }
}

export default Ali1688Uploader;