'use strict'

// -- Dependencies -------------------------------------------------------------

// Node.js API
const path = require('path')

// Node packaged modules
const confit = require('confit')
const SteamUser = require('steam-user')
const yargs = require('yargs/yargs')

// Local modules
const dice = require('./plugins/cmds/dice')
const uptime = require('./plugins/cmds/uptime')

// -- Public Interface ---------------------------------------------------------

class SteamBot {
  constructor () {
    this._client = new SteamUser()
    this._client.on('friendOrChatMessage', (sender, msg, chat) => {
      this.exec(msg, { sender, chat })
    })
  }

  start (cb) {
    confit(path.resolve('config/')).create((err, config) => {
      if (err) return cb(err)

      // Build command parser
      this._parser = yargs()
      this._parser.command({
        'command': '!ch <cmd>', // config.get('cmd'),
        'description': 'test desc', // config.get('description'),
        'builder': yargs => {
          yargs.command(dice(this))
          yargs.command(uptime(this))
          yargs.help()
          yargs.version()
        }
      })

      this._client.logOn(config.get('login'))
      this._client.on('loggedOn', response => {
        this._client.setPersona(SteamUser.EPersonaState.Online)
        cb()
      })
    })
  }

  exec (cmd, context) {
    this._parser.parse(cmd, context, (err, argv, output) => {
      if (err && !output) throw err
      if (output) {
        this._client.chatMessage(context.chat, output)
      }
    })
  }
}

// -- Exports ------------------------------------------------------------------

module.exports = SteamBot