dify/web/i18n/auto-gen-i18n.js
Joel 0cfcc97e9d
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feat: support auto generate i18n translate (#6964)
Co-authored-by: crazywoola <427733928@qq.com>
2024-09-03 10:17:05 +08:00

83 lines
3.1 KiB
JavaScript

/* eslint-disable no-eval */
const fs = require('node:fs')
const path = require('node:path')
const transpile = require('typescript').transpile
const magicast = require('magicast')
const { parseModule, generateCode, loadFile } = magicast
const bingTranslate = require('bing-translate-api')
const { translate } = bingTranslate
const data = require('./languages.json')
const targetLanguage = 'en-US'
// https://github.com/plainheart/bing-translate-api/blob/master/src/met/lang.json
const languageKeyMap = data.languages.reduce((map, language) => {
if (language.supported) {
if (language.value === 'zh-Hans' || language.value === 'zh-Hant')
map[language.value] = language.value
else
map[language.value] = language.value.split('-')[0]
}
return map
}, {})
async function translateMissingKeyDeeply(sourceObj, targetObject, toLanguage) {
await Promise.all(Object.keys(sourceObj).map(async (key) => {
if (targetObject[key] === undefined) {
if (typeof sourceObj[key] === 'object') {
targetObject[key] = {}
await translateMissingKeyDeeply(sourceObj[key], targetObject[key], toLanguage)
}
else {
const { translation } = await translate(sourceObj[key], null, languageKeyMap[toLanguage])
targetObject[key] = translation
// console.log(translation)
}
}
else if (typeof sourceObj[key] === 'object') {
targetObject[key] = targetObject[key] || {}
await translateMissingKeyDeeply(sourceObj[key], targetObject[key], toLanguage)
}
}))
}
async function autoGenTrans(fileName, toGenLanguage) {
const fullKeyFilePath = path.join(__dirname, targetLanguage, `${fileName}.ts`)
const toGenLanguageFilePath = path.join(__dirname, toGenLanguage, `${fileName}.ts`)
const fullKeyContent = eval(transpile(fs.readFileSync(fullKeyFilePath, 'utf8')))
// To keep object format and format it for magicast to work: const translation = { ... } => export default {...}
const readContent = await loadFile(toGenLanguageFilePath)
const { code: toGenContent } = generateCode(readContent)
const mod = await parseModule(`export default ${toGenContent.replace('export default translation', '').replace('const translation = ', '')}`)
const toGenOutPut = mod.exports.default
await translateMissingKeyDeeply(fullKeyContent, toGenOutPut, toGenLanguage)
const { code } = generateCode(mod)
const res = `const translation =${code.replace('export default', '')}
export default translation
`.replace(/,\n\n/g, ',\n').replace('};', '}')
fs.writeFileSync(toGenLanguageFilePath, res)
}
async function main() {
// const fileName = 'workflow'
// Promise.all(Object.keys(languageKeyMap).map(async (toLanguage) => {
// await autoGenTrans(fileName, toLanguage)
// }))
const files = fs
.readdirSync(path.join(__dirname, targetLanguage))
.map(file => file.replace(/\.ts/, ''))
.filter(f => f !== 'app-debug') // ast parse error in app-debug
await Promise.all(files.map(async (file) => {
await Promise.all(Object.keys(languageKeyMap).map(async (language) => {
await autoGenTrans(file, language)
}))
}))
}
main()