DeepL Translation API with Hono

This project provides a simple API for translating text using the DeepL API. It is built using the Hono framework and TypeScript.

• Node.js (>= 18.x)
• npm or yarn
• DeepL API key
• Supported Languages

1. Clone the repository:

   git clone https://github.com/your-username/deepl-hono-example.git
   cd deepl-hono-example

2. Install dependencies:

   npm install
   # or
   yarn install

3. Create a .env file in the root directory and add your DeepL API key:

   DEEPL_API_KEY=your_deepl_api_key

1. Start the server:

   npm run dev
   # or
   yarn dev

2. The server will start on port 3000 by default. You can access the API at http://localhost:3000.

Translate text to a specified target language.

• URL: /translate

• Method: POST

• Request Body:

  • texts (array of strings): The texts to be translated.
  • targetLang (string): The target language code (e.g., DE for German, FR for French).

• Response:

  • 200 OK: Returns the translated texts as an array of strings.
  • 400 Bad Request: Returns an error message if the input is invalid.
  • 500 Internal Server Error: Returns an error message if an error occurs during translation.

• Example Request:

  curl -X POST http://localhost:3000/translate \
      -H "Content-Type: application/json" \
      -d '{"texts": ["Hello, world!", "How are you?"], "targetLang": "DE"}'

• Example Response

  ["Hallo Welt!", "Wie geht es Ihnen?"]

This project is licensed under the MIT License. See the LICENSE file for details.