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fest: first blood, should just work
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‎.editorconfig

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root=true
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[*]
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indent_style=space
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indent_size=2
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tab_width=2
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end_of_line=lf
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charset=utf-8
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trim_trailing_whitespace=true
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insert_final_newline=true

‎.github/workflows/ci.yml

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name: CI
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on:
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- push
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- pull_request
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concurrency:
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group: ${{ github.workflow }}-${{ github.ref }}
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cancel-in-progress: true
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jobs:
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ci:
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name: ${{ matrix.os }}
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strategy:
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matrix:
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os:
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- macOS-latest
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- ubuntu-latest
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- windows-latest
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runs-on: ${{ matrix.os }}
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steps:
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- name: Checkout Repo
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uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
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- name: Setup Deno
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uses: denoland/setup-deno@v2
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with:
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deno-version: v2.x
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- name: Lint
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run: |
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deno fmt --check
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deno lint

‎.gitignore

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!.vscode/settings.json

‎.renovaterc

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{
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"extends": [
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"github>1stG/configs"
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]
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}

‎.vscode/settings.json

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{
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"editor.defaultFormatter": "denoland.vscode-deno"
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}

‎README.md

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# deeplx
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Running [deeplx](https://github.com/un-ts/deeplx) on Deno Deploy

‎deno.json

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{
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"compilerOptions": {
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"noUnusedLocals": true,
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"noUnusedParameters": true
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},
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"tasks": {
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"build": "deno run --allow-env --allow-read --allow-write --allow-net scripts/build.ts",
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"dev": "deno run --allow-ffi --allow-read --allow-net --watch main.ts",
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"start": "deno run --allow-ffi --allow-read --allow-net main.ts"
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},
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"fmt": {
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"semiColons": false,
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"singleQuote": true,
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"exclude": ["public/index.html"]
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}
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}

‎deno.lock

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Some generated files are not rendered by default. Learn more about customizing how changed files appear on GitHub.

‎main.ts

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import { translate } from './mod.ts'
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Deno.serve(translate)

‎mod.ts

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import {
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abbreviateLanguage,
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HTTP_STATUS_BAD_REQUEST,
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HTTP_STATUS_INTERNAL_ERROR,
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HTTP_STATUS_NOT_ALLOWED,
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HTTP_STATUS_NOT_FOUND,
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HTTP_STATUS_OK,
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type SourceLanguage,
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type TargetLanguage,
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translate as translate_,
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} from 'npm:@deeplx/core'
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export interface RequestBody {
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text: string
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source_lang?: SourceLanguage
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target_lang: TargetLanguage
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}
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async function extractBodyText(body: ReadableStream) {
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const reader = body.getReader()
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const decoder = new TextDecoder()
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let text = ''
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while (true) {
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const { done, value } = await reader.read()
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if (done) {
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return text
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}
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text += decoder.decode(value)
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}
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}
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export const translate = async (
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req: Request,
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): Promise<Response> => {
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let url = new URL(req.url).pathname
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if (!url || url === '/') {
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url = '/index.html'
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}
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if (/\.[a-z]+[a-z\d]*$/.test(url)) {
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if (req.method !== 'GET') {
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return Response.json({
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code: HTTP_STATUS_NOT_ALLOWED,
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message: 'Not Allowed',
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}, { status: HTTP_STATUS_NOT_ALLOWED })
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}
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return new Response(await Deno.readFile(`./public${url}`))
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}
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if (url !== '/translate') {
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return Response.json({
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code: HTTP_STATUS_NOT_FOUND,
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message: 'Not Found',
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}, {
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status: HTTP_STATUS_NOT_FOUND,
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})
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}
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const body = req.body
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if (!body || req.method !== 'POST') {
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return new Response(`DeepL Translate Api
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POST {"text": "have a try", "source_lang": "auto", "target_lang": "ZH"} to /translate
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https://github.com/devno-js/deeplx
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powered by https://github.com/un-ts/deeplx`)
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}
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const bodyText = await extractBodyText(body)
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const { text, source_lang: sourceLang, target_lang: targetLang } = JSON.parse(
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bodyText,
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) as RequestBody
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if (!text) {
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return Response.json({
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code: HTTP_STATUS_BAD_REQUEST,
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data: 'Text is required',
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}, {
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status: HTTP_STATUS_BAD_REQUEST,
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})
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}
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if (!abbreviateLanguage(targetLang)) {
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return Response.json({
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code: HTTP_STATUS_BAD_REQUEST,
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data: 'Invalid target language',
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}, {
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status: HTTP_STATUS_BAD_REQUEST,
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})
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}
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try {
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const translation = await translate_(text, targetLang, sourceLang)
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return Response.json({
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code: HTTP_STATUS_OK,
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data: translation,
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})
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} catch (err) {
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return Response.json({
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code: HTTP_STATUS_INTERNAL_ERROR,
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data: err instanceof Error ? err.message : String(err),
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}, {
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status: HTTP_STATUS_INTERNAL_ERROR,
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})
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}
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}

‎public/favicon.ico

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‎public/index.html

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>App Center</title>
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<link
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rel="stylesheet"
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href="https://cdnjs.cloudflare.com/ajax/libs/github-markdown-css/5.8.1/github-markdown.min.css"
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/>
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<style>
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@media (prefers-color-scheme: dark) {
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:root {
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background-color: #0d1117;
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}
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}
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body {
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margin: 0;
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}
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.markdown-body {
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box-sizing: border-box;
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min-width: 200px;
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max-width: 980px;
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margin: 0 auto;
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padding: 45px;
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}
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@media (max-width: 767px) {
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.markdown-body {
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padding: 15px;
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}
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}
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</style>
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</head>
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<body>
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<article class="markdown-body"><div class="markdown-heading"><h1 class="heading-element">deeplx</h1><a id="user-content-deeplx" class="anchor" aria-label="Permalink: deeplx" href="#deeplx"><span aria-hidden="true" class="octicon octicon-link"></span></a></div>
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<p>Running <a href="https://github.com/un-ts/deeplx">deeplx</a> on Deno Deploy</p>
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</article>
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</body>
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</html>

‎scripts/build.ts

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/**
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* @link https://github.com/sindresorhus/github-markdown-css
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*/
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const text = await Deno.readTextFile('README.md')
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const content = await fetch('https://api.github.com/markdown', {
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method: 'POST',
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body: JSON.stringify({ text }),
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headers: {
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Accept: 'application/vnd.github.v3+json',
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Authorization: `Bearer ${Deno.env.get('GITHUB_TOKEN')}`,
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},
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}).then((res) => res.text())
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await Deno.writeTextFile(
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'public/index.html',
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/* HTML */ `
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>App Center</title>
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<link
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rel="stylesheet"
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href="https://cdnjs.cloudflare.com/ajax/libs/github-markdown-css/5.8.1/github-markdown.min.css"
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/>
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<style>
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@media (prefers-color-scheme: dark) {
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:root {
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background-color: #0d1117;
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}
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}
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body {
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margin: 0;
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}
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.markdown-body {
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box-sizing: border-box;
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min-width: 200px;
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max-width: 980px;
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margin: 0 auto;
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padding: 45px;
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}
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@media (max-width: 767px) {
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.markdown-body {
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padding: 15px;
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}
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}
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</style>
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</head>
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<body>
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<article class="markdown-body">${content}</article>
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</body>
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</html>
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`.trim(),
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)

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