import Game from '../models/Game.js'
import steamScraper from '../scripts/scraper.js'
import asyncHandler from '../middleware/async.js'
import ErrorResponse from '../utils/errorResponse.js'

const checkForHexRegExp = new RegExp('^[0-9a-fA-F]{24}$')
const checkForTwelveRegExp = new RegExp('^[0-9a-fA-F]{12}$')
import {decode, isValid} from 'js-base64'

/**
 * games.js
 *
 * @description :: Server-side logic for managing games.
 */
/**
 * gameController.list()
 */
export const list = asyncHandler(async (req, res, next) => {
  return res.status(200).json(res.advancedResults)
})

/**
 * gameController.show()
 */
export const show = asyncHandler(async (req, res, next) => {
  const { id } = req.params
  const gameId =
    id === id.match(checkForTwelveRegExp) || id.match(checkForHexRegExp)
      ? '_id'
      : 'steamId'
  const game = await Game.findOne({ [gameId]: id }).select('-__v')

  return res.status(200).json({
    success: true,
    data: game,
  })
})

/**
 * gameController.create()
 */
export const create = asyncHandler(async (req, res, next) => {
  let oldGame
  req.body.steamId.length > 0
    ? (oldGame = await Game.findOne({ steamId: req.body.steamId }))
    : (oldGame = await Game.findOne({ title: req.body.title }))

  if (oldGame)
    return next(
      new ErrorResponse(`The game ${oldGame.title} already exists`, 400)
    )

  req.body.createdBy = req.user.id
  req.body.lastModifiedBy = req.user.id
  req.body.accessedBy[0].user = req.user.id
  const data =
    req.body.scrape === true ? await steamScraper(req.body) : req.body

  if (req.body.scrape === false) {
    if (req.body.shortDesc && isValid(req.body.shortDesc)) req.body.shortDesc = decode(req.body.shortDesc)
    if (req.body.reviews && isValid(req.body.reviews)) req.body.reviews = decode(req.body.reviews)
    if (req.body.summary && isValid(req.body.summary)) req.body.summary = decode(req.body.summary)
    isValid(req.body.systemRequirements?.windows?.minimum) ? req.body.systemRequirements.windows.minimum = decode(req.body.systemRequirements.windows.minimum) : ''
    isValid(req.body.systemRequirements?.windows?.recommended) ? req.body.systemRequirements.windows.recommended = decode(req.body.systemRequirements.windows.recommended) : ''
    isValid(req.body.systemRequirements?.mac?.minimum) ? req.body.systemRequirements.mac.minimum = decode(req.body.systemRequirements.mac.minimum) : ''
    isValid(req.body.systemRequirements?.mac?.recommended) ? req.body.systemRequirements.mac.recommended = decode(req.body.systemRequirements.mac.recommended) : ''
    isValid(req.body.systemRequirements?.linux?.minimum) ? req.body.systemRequirements.linux.minimum = decode(req.body.systemRequirements.linux.minimum) : ''
    isValid(req.body.systemRequirements?.linux?.recommended) ? req.body.systemRequirements.linux.recommended = decode(req.body.systemRequirements.linux.recommended) : ''
  }

  const game = await Game.create(data)

  res.status(200).json({
    success: true,
    data: game,
  })
})

/**
 * gameController.update()
 */
export const update = asyncHandler(async (req, res, next) => {
  const { id } = req.params

  const gameId =
    id === id.match(checkForTwelveRegExp) || id.match(checkForHexRegExp)
      ? '_id'
      : 'steamId'

  let game = await Game.findOne({ [gameId]: id })

  if (!game)
    return next(
      ErrorResponse(`A game with the id of ${id} does not exist`, 401),
    )


  req.body.lastModifiedBy = req.user.id
  if (req.body.shortDesc && isValid(req.body.shortDesc)) req.body.shortDesc = decode(req.body.shortDesc)
  if (req.body.reviews && isValid(req.body.reviews)) req.body.reviews = decode(req.body.reviews)
  if (req.body.summary && isValid(req.body.summary)) req.body.summary = decode(req.body.summary)
  isValid(req.body.systemRequirements?.windows?.minimum) ? req.body.systemRequirements.windows.minimum = decode(req.body.systemRequirements.windows.minimum) : ''
  isValid(req.body.systemRequirements?.windows?.recommended) ? req.body.systemRequirements.windows.recommended = decode(req.body.systemRequirements.windows.recommended) : ''
  isValid(req.body.systemRequirements?.mac?.minimum) ? req.body.systemRequirements.mac.minimum = decode(req.body.systemRequirements.mac.minimum) : ''
  isValid(req.body.systemRequirements?.mac?.recommended) ? req.body.systemRequirements.mac.recommended = decode(req.body.systemRequirements.mac.recommended) : ''
  isValid(req.body.systemRequirements?.linux?.minimum) ? req.body.systemRequirements.linux.minimum = decode(req.body.systemRequirements.linux.minimum) : ''
  isValid(req.body.systemRequirements?.linux?.recommended) ? req.body.systemRequirements.linux.recommended = decode(req.body.systemRequirements.linux.recommended) : ''

    const data = 
        req.body.scrape === true ? await steamScraper(req.body) : req.body

  game = await Game.findOneAndUpdate({ [gameId]: id }, data, {
    new: true,
    runValidators: true,
  })

  res.status(200).json({
    success: true,
    data: game,
  })
})

/**
 * gameController.remove()
 */
export const remove = asyncHandler(async (req, res, next) => {
  const { id } = req.params
  const gameId =
    id === id.match(checkForTwelveRegExp) || id.match(checkForHexRegExp)
      ? '_id'
      : 'steamId'

  await Game.findOneAndDelete({ [gameId]: id })
  res.status(200).json({ success: true, data: {} })
})