import * as q from 'smartq'
import * as smartchok from 'smartchok'

import * as plugins from './npmts.plugins'
import * as cli from './npmts.cli'

import { INpmtsConfig } from './npmts.config'

let npmtsSmartchok: smartchok.Smartchok = null
export let run = (configArg: INpmtsConfig) => {
  let done = q.defer()
  if (configArg.watch && npmtsSmartchok === null) {
    let pathsToWatch: string[] = []
    for (let key in configArg.ts) {
      pathsToWatch.push(key)
    }
    for (let key in configArg.testTs) {
      pathsToWatch.push(key)
    }
    npmtsSmartchok = new smartchok.Smartchok(pathsToWatch)
    npmtsSmartchok.getObservableFor('change').then((changeObservableArg) => {
      plugins.beautylog.info('now watching...')
      changeObservableArg.subscribe(() => {
        cli.run()
      })
    })
    npmtsSmartchok.start()
    done.resolve(configArg)
  } else {
    plugins.beautylog.info('not watching')
    done.resolve(configArg)
  }
  return done.promise
}