package.js

/* eslint-disable no-console */
import 'babel-polyfill'
import os from 'os'
import webpack from 'webpack'
import packager from 'electron-packager'
import electronInstaller from 'electron-winstaller'
import del from 'del'
import { exec } from 'child_process'
import electronCfg from './webpack.config.electron'
import cfg from './webpack.config.production'
import pkg from './package.json'

const argv = require('minimist')(process.argv.slice(2))

const deps = Object.keys(pkg.dependencies)
const devDeps = Object.keys(pkg.devDependencies)
const appName = argv.name || argv.n || pkg.productName
const shouldUseAsar = argv.asar || argv.a || false
const shouldBuildAll = argv.all || false

const DEFAULT_OPTS = {
  dir: './',
  name: appName,
  asar: shouldUseAsar,
  ignore: [
    '/test($|/)',
    '/tools($|/)',
    '/release($|/)',
    '/main.development.js',
  ].concat(devDeps.map(name => `/node_modules/${ name }($|/)`))
  .concat(
    deps.filter(name => !electronCfg.default.externals.includes(name))
      .map(name => `/node_modules/${ name }($|/)`),
  ),
}

const icon = argv.icon || argv.i || 'app/app'

if (icon) {
  DEFAULT_OPTS.icon = icon
}

const version = argv.version || argv.v

if (version) {
  DEFAULT_OPTS.version = version
  startPack()
} else {
  // use the same version as the currently-installed electron-prebuilt
  exec('npm list electron-prebuilt --dev', (err, stdout) => {
    if (err) {
      DEFAULT_OPTS.version = '1.2.6'
    } else {
      DEFAULT_OPTS.version = stdout.split('electron-prebuilt@')[1].replace(/\s/g, '')
    }

    startPack()
  })
}


function build(cfg) {
  return new Promise((resolve, reject) => {
    webpack(cfg, (err, stats) => {
      if (err) return reject(err)
      resolve(stats)
    })
  })
}

function startPack() {
  console.log('start pack...')
  build(electronCfg.default)
    .then(() => build(cfg.default))
    .then(() => del('release'))
    .then(() => {
      if (shouldBuildAll) {
        // build for all platforms
        const archs = ['ia32', 'x64']
        const platforms = ['linux', 'win32', 'darwin']

        platforms.forEach((plat) => {
          archs.forEach((arch) => {
            pack(plat, arch, log(plat, arch))
          })
        })
      } else {
        // build for current platform only
        pack(os.platform(), os.arch(), log(os.platform(), os.arch()))
      }
    })
    .catch((err) => {
      console.error(err)
    })
}

function pack(plat, arch, cb) {
  // there is no darwin ia32 electron
  if (plat === 'darwin' && arch === 'ia32') return

  const iconObj = {
    icon: DEFAULT_OPTS.icon + (() => {
      let extension = '.png'
      if (plat === 'darwin') {
        extension = '.icns'
      } else if (plat === 'win32') {
        extension = '.ico'
      }
      return extension
    })(),
  }

  const opts = Object.assign({}, DEFAULT_OPTS, iconObj, {
    'platform': plat,
    arch,
    'prune': true,
    'app-version': pkg.version || DEFAULT_OPTS.version,
    'out': `release/${ plat }-${ arch }`,
  })

  if (`${ plat }-${ arch }` === 'darwin-x64') {
    opts['osx-sign'] = {
      app: '/release/darwin-x64/Felony-darwin-x64/Felony.app',
      identity: 'xxxxxxxxx', // Developer ID Application: * (*)
    }
  }

  console.log('opts', opts)

  packager(opts, cb)
}

function log(plat, arch) {
  return (err) => {
    if (err) return console.error(err)
    console.log(`${ plat }-${ arch } finished`)
    if (`${ plat }-${ arch }` === 'win32-x64') {
      const resultPromise = electronInstaller.createWindowsInstaller({
        appDirectory: 'release/win32-x64/Felony-win32-x64',
        outputDirectory: 'release/win32-x64-installer',
        authors: 'Henry Boldizsar',
        exe: 'Felony.exe',
      })
      resultPromise.then(() => console.log('It worked!'), e => console.log(`No dice: ${ e.message }`))
    }
  }
}