var util = require('util')

var EventEmitter = require('eventemitter3')
var debug = require('debug')('vnc:server')

var VncConnection = require('./connection')

function VncServer(server, options) {
  this.options = options

  this._bound = {
    _listeningListener: this._listeningListener.bind(this)
  , _connectionListener: this._connectionListener.bind(this)
  , _closeListener: this._closeListener.bind(this)
  , _errorListener: this._errorListener.bind(this)
  }

  this.server = server
    .on('listening', this._bound._listeningListener)
    .on('connection', this._bound._connectionListener)
    .on('close', this._bound._closeListener)
    .on('error', this._bound._errorListener)
}

util.inherits(VncServer, EventEmitter)

VncServer.prototype.close = function() {
  this.server.close()
}

VncServer.prototype.listen = function() {
  this.server.listen.apply(this.server, arguments)
}

VncServer.prototype._listeningListener = function() {
  this.emit('listening')
}

VncServer.prototype._connectionListener = function(conn) {
  debug('connection', conn.remoteAddress, conn.remotePort)
  this.emit('connection', new VncConnection(conn, this.options))
}

VncServer.prototype._closeListener = function() {
  this.emit('close')
}

VncServer.prototype._errorListener = function(err) {
  this.emit('error', err)
}

module.exports = VncServer