const hbjs = require('handbrake-js');
const path = require('path');

const settings = require('../data/settings.json'); // get the settings

const { log } = require('./utils');

// spawn a handbrake
const process = (input, output, preset) => {
  return new Promise((resolve, reject) => {
    const inputName = path.basename(input);
    const outputName = path.basename(output);
    hbjs
      .spawn({
        input: input,
        output: output,
        preset: preset,
      })
      .on('start', err => {
        log(` -> "${outputName}" [starting] (${new Date()} with "${preset}")`);
      })
      .on('error', err => {
        log(` -> "${outputName}" [errored] (${new Date()}: ${err.message || err})\n`);
        //if (settings.queue.deleteOnFail)
        reject(err);
      })
      .on('progress', progress => {
        log(` -> "${outputName}" [transcoding] (${progress.percentComplete}%, ETA: ${progress.eta})`);
      })
      .on('cancelled', () => {
        log(` -> "${outputName}" [cancelled] (${new Date()})\n`);
        reject(new Error(`Processing "${outputName}" cancelled`));
      })
      .on('complete', () => {
        log(` -> "${outputName}" [completed] (${new Date()} with "${preset}")\n`);
        resolve(true);
      });
  });
};

module.exports = {
  process,
};