/**
 *  Youdao Translate, My private account is for testing purposes only.
 *  Please go to the official account to apply for an account. Thank you for your cooperation.
 *  APP ID：055c2d71f9a05214
 *  Secret key：ZcpuQxQW3NkQeKVkqrXIKQYXH57g2KuN
 */

/* eslint-disable */
const md5 = require('md5')
const qs = require('qs')
const fs = require('fs')
const path = require('path')
const axios = require('axios')
const jsonFormat = require('json-format')
const { i18n } = require('../src/utils/config')
const { languages, defaultLanguage } = i18n

const locales = {}

languages.forEach(item => {
  locales[item.key] = require(`../src/locales/${item.key}/messages.json`)
})

const youdao = ({ q, from, to }) =>
  new Promise((resolve, reject) => {
    {
      const appid = '055c2d71f9a05214'
      const appse = 'ZcpuQxQW3NkQeKVkqrXIKQYXH57g2KuN'
      const salt = Date.now()

      const sign = md5(appid + q + salt + appse)
      const query = qs.stringify({
        q,
        from,
        to,
        appKey: appid,
        salt,
        sign,
      })

      axios.get(`http://openapi.youdao.com/api?${query}`).then(({ data }) => {
        if (data.query && data.translation[0]) {
          resolve(data.translation[0])
        } else {
          resolve(q)
        }
      })
    }
  })

const transform = async ({ from, to, locales, outputPath }) => {
  for (const key in locales[from]) {
    if (locales[to][key]) {
      console.log(`add to skip: ${key}`)
    } else {
      let res = key
      let way = 'youdao'
      if (key.indexOf('/') !== 0) {
        const reg = '{([^{}]*)}'
        const tasks = key
          .match(new RegExp(`${reg}|((?<=(${reg}|^)).*?(?=(${reg}|$)))`, 'g'))
          .map(item => {
            if (new RegExp(reg).test(item)) {
              return Promise.resolve(item)
            }
            return youdao({
              q: item,
              from,
              to,
            })
          })

        res = (await Promise.all(tasks)).join('')
      } else {
        res = `/${to + key}`
        way = 'link'
      }
      if (res !== key) {
        locales[to][key] = res
        console.log(`${way}: ${from} -> ${to}: ${key} -> ${res}`)
      } else {
        console.log(`same: ${from} -> ${to}:  ${key}`)
      }
    }
  }
  await fs.writeFileSync(
    path.resolve(__dirname, outputPath),
    jsonFormat(locales[to], {
      type: 'space',
      size: 2,
    })
  )
}
;(async () => {
  const tasks = languages
    .map(item => ({
      from: defaultLanguage,
      to: item.key,
    }))
    .filter(item => item.from !== item.to)

  for (const item of tasks) {
    console.log(`start: ${item.from} -> ${item.to}`)
    await transform({
      from: item.from,
      to: item.to,
      locales,
      outputPath: `../src/locales/${item.to}/messages.json`,
    })
    console.log(`completed: ${item.from} -> ${item.to}`)
  }

  console.log('All translations have been completed.')
})()