var irc = require('irc');
var fs = require('fs');

//Server, Nick, Password, Channel
var info = ['chat.freenode.net', 'GiraffeBot', 'giraffe', '#GiraffeBot'];
var commands = ['!help', '!create', '!join', '!leave', '!done', '!end', '!rooms', '!start', '!ready', '!unready'];
var rooms = [];
var games = [];
var index = 0;

var client = new irc.Client(info[0], info[1], {
	autoConnnect: false,
	userName: info[1]
});

//TODO: fix this up... somehow; set the index to be what it was when the bot last shutdown.
(function() {
		readIndex(function(data) {
			index = parseInt(data.toString());
		 	if(typeof index !== 'undefined') {
				console.log('Index is ' + index);
				index = parseInt(data.toString()) + 1;
			}
			else {
				console.log('Index not found, assuming it is 0');
				index = 0;
			}

		});
})();var irc = require('irc');
var fs = require('fs');

//Server, Nick, Password, Channel
var info = ['chat.freenode.net', 'GiraffeBot', 'giraffe', '#GiraffeBot'];
var commands = ['!help', '!create', '!join', '!leave', '!done', '!end', '!rooms', '!start', '!ready', '!unready'];
var rooms = [];
var games = [];
var index = 0;

var client = new irc.Client(info[0], info[1], {
	autoConnnect: false,
	userName: info[1]
});

//TODO: fix this up... somehow; set the index to be what it was when the bot last shutdown.
(function() {
		readIndex(function(data) {
			index = parseInt(data.toString());
		 	if(typeof index !== 'undefined') {
				console.log('Index is ' + index);
				index = parseInt(data.toString()) + 1;
			}
			else {
				console.log('Index not found, assuming it is 0');
				index = 0;
			}

		});
})();

client.connect(function() {
	console.log('Connected!');
	console.log('Logging in...');
	setTimeout(function() {
		client.join(info[3], function() {
			console.log('Joined main channel!');
		});
	}, 2000);
});

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

function saveIndex() {
	var	buffer = new Buffer(index.toString());
	var path = "public/index.txt";

	fs.open(path, 'w', function(err, fd) {
		if (err) {
			throw 'error opening file: ' + err;
		}
		fs.write(fd, buffer, 0, buffer.length, null, function(err) {
			if (err) throw 'error writing file: ' + err;
			fs.close(fd, function() {
				console.log('Saved Index');
			})
		});
	});
}

function readIndex(callback) {
	var path = "public/index.txt";
	var content;
	fs.readFile(path, function read(err, data) {
		if (err) {
			throw err;
			return 'undefined';
		}
		content = data;
		if(typeof parseInt(content.toString()) !== 'NaN'){
			callback(data);
		} else {
			console.log('Please add a 0 to index.txt in /public/');
		}
	});
}

client.addListener('message', function (from, to, message) {
	var owner;;
    console.log(from + ' => ' + to + ': ' + message);
    //Create command; see if it starts with the command; see if its two words
    var splitMessage = message.split(" ");
    var messageLength = commands[1];
    if(to == info[3] && message.substring(0, messageLength.length) == messageLength && splitMessage.length == 2) {
    	console.log(from + ' has created a lobby!');
    	var owner = from;
    	var room = { name: '#GiraffeBot-' + index,
    				 roomGame: game };
    	var game = splitMessage[1];
		console.log('New room is titled: ' + room[game]);
    	rooms.push(room);
    	client.join(room.name);
    	client.say(room.name, '/topic ' + owner + "'s " + game + ' lobby! Type !join to participate');
    	client.say(info[3], owner + ' has created a lobby for ' + game + '! To join the lobby, please go to this room: ' + room.name + ' and type !join');
    	saveIndex();
    	index++;
    	//If the message isn't a different command!
    } else if(splitMessage.indexOf(message) == -1){
    	client.say(info[3], owner + ': You messed up! Either you had too many arguments or used the command incorrectly. Correct usage: !create <game>');
    }


});



client.connect(function() {
	console.log('Connected!');
	console.log('Logging in...');
	setTimeout(function() {
		client.join(info[3], function() {
			console.log('Joined main channel!');
		});
	}, 2000);
});

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

function saveIndex() {
	var	buffer = new Buffer(index.toString());
	var path = "public/index.txt";

	fs.open(path, 'w', function(err, fd) {
		if (err) {
			throw 'error opening file: ' + err;
		}
		fs.write(fd, buffer, 0, buffer.length, null, function(err) {
			if (err) throw 'error writing file: ' + err;
			fs.close(fd, function() {
				console.log('Saved Index');
			})
		});
	});
}

function readIndex(callback) {
	var path = "public/index.txt";
	var content;
	fs.readFile(path, function read(err, data) {
		if (err) {
			throw err;
			return 'undefined';
		}
		content = data;
		if(typeof parseInt(content.toString()) !== 'NaN'){
			callback(data);
		} else {
			console.log('Please add a 0 to index.txt in /public/');
		}
	});
}

client.addListener('message', function (from, to, message) {
	var owner;;
    console.log(from + ' => ' + to + ': ' + message);
    //Create command; see if it starts with the command; see if its two words
    var splitMessage = message.split(" ");
    var messageLength = commands[1];
    if(to == info[3] && message.substring(0, messageLength.length) == messageLength && splitMessage.length == 2) {
    	console.log(from + ' has created a lobby!');
    	var owner = from;
    	var room = { name: '#GiraffeBot-' + index,
    				 roomGame: game };
    	var game = splitMessage[1];
		console.log('New room is titled: ' + room[game]);
    	rooms.push(room);
    	client.join(room.name);
    	client.say(room.name, '/topic ' + owner + "'s " + game + ' lobby! Type !join to participate');
    	client.say(info[3], owner + ' has created a lobby for ' + game + '! To join the lobby, please go to this room: ' + room.name + ' and type !join');
    	saveIndex();
    	index++;
    	//If the message isn't a different command!
    } else if(splitMessage.indexOf(message) == -1){
    	client.say(info[3], owner + ': You messed up! Either you had too many arguments or used the command incorrectly. Correct usage: !create <game>');
    }


});