Initial commit

LICENSE

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+MIT License
+
+Copyright (c) 2023 Wai Thaw Oo
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# Node Deepl API Translation
+
+## To translate languages with Deepl Translation API
+
+- **[Installation](#installation)**
+- **[Usage](#usage)**
+
+## Installation
+Install this package via [npm](https://npmjs.com/).
+
+```
+npm install deepltranslate
+```
+## Usage
+- import the package and create a new object by passing token 
+```
+let deeplApi = require("deepltranslate")
+
+let deeplTranslation = new deeplApi({token: 'this is token'})
+```
+- default hostname is 'api.deepl.com' and you can also pass hostname like this :
+```
+let deeplTranslation = new deeplApi({token: 'this is token', hostname: 'this is hostname'})
+```
+### Translate
+```
+deeplTranslation.translate("hello", "en", "ja").then((res)=>{
+    console.log(res);
+})
+```
+### Get supported languages
+```
+deeplTranslation.getLanguages().then((res)=>{
+    console.log(res);
+})
+```
+## Security
+
+If you discover any security related issues, please email them to [[email protected]](mailto:[email protected]) instead of using the issue tracker.
+
+## License
+
+The MIT License (MIT). Please see the [License File](LICENSE) for more information.
+

package.json

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+{
+  "name": "deepltranslate",
+  "version": "1.0.0",
+  "description": "To use deepl translate api",
+  "main": "src/index.js",
+  "directories": {
+    "test": "test"
+  },
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/waithawoo/node-deepl-translate.git"
+  },
+  "keywords": [
+    "deepltranslate"
+  ],
+  "author": "Wai Thaw Oo",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/waithawoo/node-deepl-translate/issues"
+  },
+  "homepage": "https://github.com/waithawoo/node-deepl-translate#readme",
+  "dependencies": {
+    "deepltranslate": "^1.0.0"
+  }
+}

src/deeplTranslateError.js

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+class deeplTranslateError extends Error {
+    constructor (message){
+        super(message)
+        Error.captureStackTrace(this, this.constructor)
+
+        this.name = this.constructor.name
+    }
+}
+module.exports = deeplTranslateError

src/index.js

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+const https = require('https');
+const deeplTranslateError = require('./deeplTranslateError');
+
+class deeplApi {
+
+    hostname = 'api.deepl.com';
+    headers = {'Content-Type': 'application/x-www-form-urlencoded'};
+    API_LANGUAGE_RESOURCE = 'languages';
+    API_TRANSLATE_RESOURCE = 'translate';
+    API_VERSION = '2';
+
+    #_token;
+    #options;
+    constructor(options) {
+        this.#options = {
+            hostname : this.hostname,
+            ...options
+        }
+        this.hostname = this.#options.hostname;
+        this.#_token = this.#options.token;
+    }
+
+    translate = async (text, source_lang, target_lang, split_sentences = 0) => {
+        let prefix = `/v${this.API_VERSION}/${this.API_TRANSLATE_RESOURCE}?auth_key=${this.#_token}&`;
+        let path = this.#buildPath(prefix, {text:text,source_lang:source_lang,target_lang:target_lang,split_sentences:split_sentences})
+        try{
+            const response = await this.#requestAPI(path)
+            if(response.message) throw new deeplTranslateError(JSON.stringify(response.message))
+            return response.translations[0].text
+        }catch(error){
+            throw error
+        }
+    }
+
+    getLanguages =  async (type = 'source') => {
+        let prefix = `/v${this.API_VERSION}/${this.API_LANGUAGE_RESOURCE}?auth_key=${this.#_token}&`;
+        let path = this.#buildPath(prefix, {type:type})
+        try {
+            const response = await this.#requestAPI(path)
+            if(response.message) throw new deeplTranslateError(JSON.stringify(response.message))
+            return response
+        }catch(error){
+            throw error
+        }
+    }
+
+    #buildPath = (prefix, parameters) =>{
+        let params = new URLSearchParams(parameters);
+        let body = prefix+params.toString();
+
+        return body;
+    }
+
+    #requestAPI = (path) =>{
+        return new Promise(resolve => {
+            const options = {
+                hostname: this.hostname,
+                port: 443,
+                path: path,
+                method: 'GET',
+                headers: this.headers,
+                // rejectUnauthorized:false
+            }
+
+            const req = https.request(options, res => {
+                let data = [];
+
+                res.on('data', chunk => {
+                  data.push(chunk);
+                });
+
+                res.on('end', () => {
+                  const result = JSON.parse(Buffer.concat(data).toString());
+                  resolve(result);
+                });
+
+            })
+            req.on('error', error => {
+                throw new deeplTranslateError(JSON.stringify(error))
+            })
+            req.end()
+        });
+
+    }
+}
+
+module.exports = deeplApi

test/script.js

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+let deeplApi = require("deepltranslate")
+
+let deeplTranslation = new deeplApi({token: 'this is token'})
+
+deeplTranslation.translate("hello", "en", "ja").then((res)=>{
+    console.log(res);
+})
+
+deeplTranslation.getLanguages().then((res)=>{
+    console.log(res);
+})