free-google-translation/index.js

Free Google Translation provided by www.easyhindityping.com

'use strict';

/**
 * Makes Translation request.
 *
 * @param sourceText
 * @param sourceLanguage
 * @param targetLanguage
 * @returns {Promise<unknown>}
 */
module.exports = function(sourceText, sourceLanguage, targetLanguage) {
    return new Promise(function(resolve, reject) {
        let encodedUrl = encodeURI('https://translate.googleapis.com/translate_a/single?client=gtx&sl=' + sourceLanguage + '&tl=' + targetLanguage + '&dt=t&q=' + sourceText);

        // Do the usual XHR stuff
        let request = new XMLHttpRequest();
        request.open('GET', encodedUrl);

        request.onreadystatechange = function() {
            // This is called even on 404 etc
            // so check the status
            if (request.status === 200) {
                if (request.response) {
                    let json = JSON.parse(request.response);

                    let fullText = '';
                    for (let data of json[0]) {
                        fullText = fullText + data[0];
                    }

                    // Resolve the promise with the response text
                    resolve(fullText);
                }
            } else {
                // Otherwise reject with the status text
                // which will hopefully be a meaningful error
                reject('Rejected !' + request.status);
            }
        };

        // Handle network errors
        request.onerror = function() {
            reject(Error('Network Error'));
        };

        // Make the request
        request.send();
    });
};