const path = require('path')
const chokidar = require('chokidar')
const resolve = dir => path.resolve(__dirname, '..', '..', dir)
const includes = require('array-includes')
const generateRoutes = require(resolve('scripts/generateRoutes'))
const routeFile = resolve('src/routes/index.js')

function Plugin() {
  this._init = false
}

Plugin.prototype.apply = function(compiler) {
  let watcher = chokidar.watch(resolve('src/views'), { persistent: true })
  watcher.on('ready', () => (this._init = true))
  watcher.on('add', e => this._init && generateRoutes())
  watcher.on('unlink', () => generateRoutes())

  compiler.plugin('emit', (compilation, callback) => {
    callback()
  })
}

module.exports = Plugin