fanyi-n/index.js

A translate tool in your command line

var request = require('request');
var SOURCE = require('./lib/source');
var print = require('./lib/print');
var spawn = require('child_process').spawn;
var Entities = require('html-entities').AllHtmlEntities;
entities = new Entities();
var parseString = require('xml2js').parseString;
var which = require('shelljs').which;
var say = require('say');
var isChinese = require('is-chinese');

module.exports = function (word) {
  // say it
  say.speak(word, isChinese(word) ? 'Ting-Ting' : null);

  word = encodeURIComponent(word);

  let url = SOURCE.iciba.replace('${word}', word);

  function fetch(url) {
    return new Promise((resolve, reject) => {
      request.get(url, function (error, response, body) {
        if (!error && response.statusCode == 200) {
          parseString(body, function (err, result) {
            resolve(result.dict);
          });
        } else {
          reject(Error('Network or API server error'));
        }
      });
    });
  }

  let ps = [];
  const nThreads = 4;

  // lower the latency time of getting the result
  for (let i = 0; i < nThreads; i++)
    ps.push(fetch(url));

  Promise.race(ps)
  .then(dict => {
    print.iciba(dict);
    process.exit(0);
  })
  .catch(e => console.error(`Error: ${e.message}`));
};