"use strict";

const electron = require('electron');
const EventEmitter = require('events');
const {
  SPELLCHECK_RESULT,
  SPELLCHECK_REPLACE_MISSPELLING,
  SPELLCHECK_GET_AVAILABLE_DICTIONARIES,
  SPELLCHECK_SET_LOCALE,
  SPELLCHECK_SET_LEARNED_WORDS
} = require('../common/constants').IPCEvents;
const events = new EventEmitter();
electron.ipcRenderer.on(SPELLCHECK_RESULT, handleSpellcheckData);
function handleSpellcheckData(_, misspelledWord, dictionarySuggestions) {
  events.emit('spellcheck-result', misspelledWord, dictionarySuggestions);
}
function on() {
  events.on.apply(events, arguments);
}
function removeListener() {
  events.removeListener.apply(events, arguments);
}
async function getAvailableDictionaries() {
  return electron.ipcRenderer.invoke(SPELLCHECK_GET_AVAILABLE_DICTIONARIES);
}
async function setLocale(locale) {
  let succeeded = true;
  try {
    await electron.ipcRenderer.invoke(SPELLCHECK_SET_LOCALE, locale);
  } catch (_) {
    succeeded = false;
  }
  return succeeded;
}
async function setLearnedWords(learnedWords) {
  return electron.ipcRenderer.invoke(SPELLCHECK_SET_LEARNED_WORDS, learnedWords);
}
async function replaceMisspelling(correction) {
  return electron.ipcRenderer.invoke(SPELLCHECK_REPLACE_MISSPELLING, correction);
}
module.exports = {
  on,
  removeListener,
  getAvailableDictionaries,
  setLocale,
  setLearnedWords,
  replaceMisspelling
};