require('dotenv').config()

const validateToken	= require('./validateToken')
const refreshToken	= require('./refreshToken')
const writeEnv		= require('./writeEnv')

let client_id = process.env.TWITCH_APP_ID
let client_secret = process.env.TWITCH_APP_SECRET

module.exports = checkUser = (async (user_access_token) => {
	let result = [user_access_token, '']

	// Check if user_access_token is valid
	if (!await validateToken(user_access_token)) {
		result = await refreshToken(client_id, client_secret, process.env.TWITCH_USER_REFRESH_TOKEN)

		if (result.status) return result = ['no_refresh', result.message]
		else {
			let [user_access_token, user_refresh_token] = result
			writeEnv('TWITCH_USER_ACCESS_TOKEN', user_access_token)
			writeEnv('TWITCH_USER_REFRESH_TOKEN', user_refresh_token)

			let user_name = await getUserInfo(client_id, user_access_token, 'login')
			writeEnv('TWITCH_USER_NAME', user_name)
		}
	} else {
		let user_name = await getUserInfo(client_id, user_access_token, 'login')
		result = [user_access_token, user_name]
		writeEnv('TWITCH_USER_NAME', user_name)
	}
	return result
})