#!/usr/bin/env node

require('dotenv').config()

var irc = require('irc');
var request = require('ajax-request');
var foreach = require('foreach');

var client = new irc.Client(process.env.IRC_SERVER, process.env.IRC_NICK, {
	channels: ['#home'],
	password: process.env.IRC_PASS,

	userName: process.env.IRC_NICK,
	realName: process.env.IRC_NICK,
	port: process.env.IRC_PORT,
	localAddress: null,
	debug: false,
	showErrors: false,
	autoRejoin: false,
	autoConnect: true,
	secure: false,
	selfSigned: false,
	certExpired: false,
	floodProtection: true,
	floodProtectionDelay: 1000,
	sasl: false,
	retryCount: 3,
	retryDelay: 2000,
	stripColors: true,
	channelPrefixes: "&#",
	messageSplit: 512,
	encoding: ''
});

function respond(recipient, message) {
	console.log("["+recipient +"] "+client.nick+": "+message);
	client.say(recipient, message);
}

function handleMessage(replyTo, nick, message) {
	// Pass the message to the botman backend.
	// Do not trust the user as an authentication method.
	request.post({
		url: process.env.APP_URL + '/botman',
		data: {"driver":"web", "userId": nick, "message":message},
		headers: {}
	},
	function (err, res, body) {
		if (err) {
			console.log("==============================");
			console.log("COULD NOT CONNECT TO BACKEND");
			console.log(err);
			console.log("==============================");
		}
		else {
			data = JSON.parse(body);

			foreach(data.messages, function (value, key, array) {
				// TODO: Allow the backend to pass back commands


				// If we have any messages to send back, do them now
				if (value.text) {
					respond(replyTo, value.text);
				}
			});
		}
	});
}

// Listen to public messages
client.addListener('message', function (from, to, message) {
	console.log("["+to+"] "+from+": "+message);

	handleMessage(to, from, message);
});

client.addListener('error', function(message) {
	console.log('error: ', message);
});