/**
 * electron 打包
 */
const path = require('path');
const rollup = require('rollup');
const argv = require('minimist')(process.argv.slice(2));
const chalk = require('chalk');
const ora = require('ora');
const waitOn = require('wait-on');
const electron = require('electron-connect').server.create({ stopOnClose: true });
require('dotenv').config({ path: path.join(__dirname, '../.env') })
const options = require('./rollup.config');

const opt = options(argv.env);
const TAG = '[script/build.js]';
const spinner = ora(`${TAG} Electron build...`);

if (argv.watch) {
  waitOn({
    resources: [`http://localhost:${process.env.PORT}`],
    log: false,
  }, err => {
    if (err) {
      console.log(err);
      process.exit(1);
    }

    // once here, all resources are available
    const watcher = rollup.watch(opt);
    watcher.on('change', filename => {
      const log = chalk.green(`change -- ${filename}`);
      console.log(TAG, log);
    });
    watcher.on('event', ev => {
      if (ev.code === 'END') {
        // init-未启动、started-第一次启动、restarted-重新启动
        electron.electronState === 'init' ? electron.start() : electron.restart();
      } else if (ev.code === 'ERROR') {
        console.log(ev.error)
      }
    });
  });
} else {
  spinner.start();
  rollup.rollup(opt)
    .then(build => {
      spinner.stop();
      console.log(TAG, chalk.green('Electron build successed.'));
      build.write(opt.output);
    })
    .catch(error => {
      spinner.stop();
      console.log(`\n${TAG} ${chalk.red('构建报错')}\n`, error, '\n');
    });
}