index.js

//================================================================================
// Node Initialization
//================================================================================
const fs = require('fs');
var express = require('express');
var app = express();
 
var server = require('http').createServer(app);
 
app.get('/',function(req, res) {
 res.sendFile(__dirname + '/client/higherlower.html');
});
app.use('/client',express.static(__dirname + '/client'));

var io = require('socket.io')(server);

//================================================================================
// Variables
//================================================================================
SOCKET_LIST = {};
SHOW_MEMBER_DICT = {};
var synopses = [
	["Fox boy becomes greatest ninja in the world", "Naruto"],
["Guy kills people with notebook", "Death Note"],
["Boy who fights giant naked men becomes a giant naked man", "Shingeki no Kyojin"],
["Tin man and his brother search for human bodies", "Fullmetal Alchemist: Brotherhood"],
["Epic gamer trapped inside RPG", "Sword Art Online"],
["Bald guy works out", "One Punch Man"],
["Boy becomes number one hero", "Boku no Hero Academia"],
["Organ transplant turns kid into monster", "Tokyo Ghoul"],
["Freaky Friday the anime", "Kimi no Na wa."],
["Scientist time travels with a microwave", "Steins;Gate"],
["12 year old looks for his dad", "Hunter x Hunter (2011)"],
["Gamer siblings go to a gaming world", "No Game No Life"],
["Boy keeps his sister in a box", "Kimetsu no Yaiba"],
["Guy frees Japan with giant robots", "Code Geass: Hangyaku no Lelouch"],
["Boy falls in love with short, abusive neighbor", "Toradora!"],
["Troubled teens meet in Heaven", "Angel Beats!"],
["God does work for coins", "Noragami"],
["Incel restarts every time he dies", "Re:Zero kara Hajimeru Isekai Seikatsu"],
["Kid reads the future with his phone", "Mirai Nikki (TV)"],
["Depressed pianist goes deaf", "Shigatsu wa Kimi no Uso"],
["Bully gets bullied", "Koe no Katachi"],
["Legendary fighters are wanted from government", "Nanatsu no Taizai"],
["Assassin group overthrows tyranny", "Akame ga Kill!"],
["Epic gamer trapped again, this time inside FPS", "Sword Art Online II"],
["Delinquent finds out he’s the son of Satan", "Ao no Exorcist"],
["Man time travels to stop serial killer", "Boku dake ga Inai Machi"],
["Rubber pirate looks for treasure", "One Piece"],
["Pervert brings Goddess to fantasy world", "Kono Subarashii Sekai ni Shukufuku wo!"],
["Students try to kill their teacher", "Ansatsu Kyoushitsu"],
["Girl uses keys to defeat enemies", "Fairy Tail"],
["Esper deflates people’s egos", "Mob Psycho 100"],
["High school boy hunts down spirits", "Bleach"],
["Guy defends himself with his talking hand", "Kiseijuu: Sei no Kakuritsu"],
["Half naked girl fights clothes with clothes", "Kill la Kill"],
["Girl’s parents are turned to pigs", "Sen to Chihiro no Kamikakushi"],
["Bounty hunters in space", "Cowboy Bebop"],
["Short kid plays volleyball", "Haikyuu!!"],
["Dead people play games", "Death Parade"],
["Ghost classmate kills people", "Another"],
["Edgy kid eats souls", "Soul Eater"],
["Police arrest people before they become criminals", "Psycho-Pass"],
["Kid fights the world with a drill", "Tengen Toppa Gurren Lagann"],
["Food so good it makes people naked", "Shokugeki no Souma"],
["Deadbeat dad makes son fight in giant robot", "Neon Genesis Evangelion"]
["Monster girl kills people then gets amnesia", "Elfen Lied"],
["Traumatized girl writes letters", "Violet Evergarden"],
["Guy summons historical figure to fight in battle royale", "Fate/Zero"],
["Boy fights in dungeon for Greek Goddess", "Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka"],
["Boy fights in giant robot with dinosaur spaceship waifu", "Darling in the FranXX"],
["Boy eats cursed fingers", "Jujutsu Kaisen (TV)"],
["Genius rebuilds society from scratch", "Dr. Stone"],
["Mask turns people into vampires", "JoJo no Kimyou na Bouken (TV)"],
["Pervert wakes up with a dragon in his arm", "High School DxD"],
["Powerful wizard and magicless friend compete", "Black Clover"],
["Strong guy searches for balls", "Dragon Ball Z"],
["Boy becomes a viking to seek revenge", "Vinland Saga"],
["Girl falls into well and is saved by dog", "InuYasha"],
["Magical girl saves the planet", "Bishoujo Senshi Sailor Moon"],
["Kid leaves house to capture monsters", "Pokemon"]	
];
var redImage = "https://i.imgur.com/PDnFIbB.jpg";
var blueImage = "https://i.imgur.com/odW4NuH.jpg";

//================================================================================
// Socket Functions
//================================================================================
io.sockets.on('connection', function(socket){              
	console.log('new user!');
	var socketId = Math.random();
	SOCKET_LIST[socketId] = socket;
	var score = 0;
	var highScore = 0;
	var highScoreRating = 0;
	var highScoreSynopsis = 0;
	var show1 = ["", "", "", ""];
	var show1title;
	var show2 = ["", "", "", ""];
	var show2title;
	var curGame = 0;

	socket.on('newGame',function(data, scores){
		score = 0;
		highScore = scores[1];
                highScoreRating = scores[2];
                highScoreSynopsis = scores[3];
		if (data != 0) {
			curGame = data;
		}
		
		if (curGame == 3) {
			// Synopsis Mode
			var randInt = Math.floor(Math.random() * synopses.length);
			var title = synopses[randInt][1];
			show1title = title;
			var idx = SHOW_MEMBER_DICT[title];
			show1 = [synopses[randInt][0], showMembers[idx], redImage, redImage];
			var randInt2 = Math.floor(Math.random() * synopses.length);
			while (randInt == randInt2) {
				randInt2 = Math.floor(Math.random() * synopses.length);
			}
			title = synopses[randInt2][1];
			show2title = title;
                        idx = SHOW_MEMBER_DICT[title];
                        show2 = [synopses[randInt2][0], showMembers[idx], blueImage, blueImage];
			socket.emit('newHighScore', highScoreSynopsis);
			var newShowTitles = ["", ""];
			newShowTitles[0] = show1title;
			newShowTitles[1] = show2title;
			socket.emit('startGame', show1, show2, newShowTitles);
		} else {
			var randInt = Math.floor(Math.random() * (numShows + 1));
			while (showScores[randInt] == "N/A") {
				randInt = Math.floor(Math.random() * (numShows + 1));
			}
			show1 = [showTitles[randInt], showMembers[randInt], showImages[randInt], showSmallImages[randInt]];
			var randInt2 = Math.floor(Math.random() * (numShows + 1));
			while ((randInt == randInt2) || (showScores[randInt2] == "N/A")) {
				randInt2 = Math.floor(Math.random() * (numShows + 1));
			}
			show2 = [showTitles[randInt2], showMembers[randInt2], showImages[randInt2], showSmallImages[randInt2]];
			if (curGame == 2) {
                        	show1[1] = showScores[randInt];
				show2[1] = showScores[randInt2];
				socket.emit('newHighScore', highScoreRating);
				socket.emit('startGameRating', show1, show2);
                	} else {
				socket.emit('newHighScore', highScore);
				var newShowTitles = ["0", "0"];
				socket.emit('startGame', show1, show2, newShowTitles);
			}
		}
	});

	socket.on('nextRound',function(gameMode, firstShow, secondShow, showTitlesData, scores){
		if (curGame == 0) {
			curGame = gameMode;
			show1 = firstShow;
			show2 = secondShow;
			show1title = showTitlesData[0];
			show2title = showTitlesData[1];
			score = scores[0];
			highScore = scores[1];
			highScoreRating = scores[2];
			highScoreSynopsis = scores[3];
		}
		if (curGame == 3) {
			// Synopsis
			var randInt = Math.floor(Math.random() * synopses.length);
			while (synopses[randInt][0] == show2[0]) {
				randInt = Math.floor(Math.random() * synopses.length);
			}
			show1[0] = show2[0];
			show1[1] = show2[1];
                        show1[2] = redImage;
                        show1[3] = redImage;
			var title = synopses[randInt][1];
			show1title = show2title;
			show2title = title;
                        var idx = SHOW_MEMBER_DICT[title];
                        show2 = [synopses[randInt][0], showMembers[idx], blueImage, blueImage];
			var newShowTitles = ["", ""];
			newShowTitles[0] = show1title;
			newShowTitles[1] = show2title;
			socket.emit('newShow', show1, show2, newShowTitles);
		} else {
			var randInt = Math.floor(Math.random() * (numShows + 1));
			while ((showTitles[randInt] === show2[0]) || (showScores[randInt] == "N/A")) {
				randInt = Math.floor(Math.random() * (numShows + 1));
			}
			show1[0] = show2[0];
			show1[1] = show2[1];
			show1[2] = show2[2];
			show1[3] = show2[3];
			show2 = [showTitles[randInt], showMembers[randInt], showImages[randInt], showSmallImages[randInt]];
			if (curGame == 2) {
				show2[1] = showScores[randInt];
			}
			var newShowTitles = ["0", "0"];
			socket.emit('newShow', show1, show2, newShowTitles);
		}
	});

	socket.on('sendGuess',function(data, gameMode, firstShow, secondShow, showTitlesData, scores){
		if (curGame == 0) {
                        curGame = gameMode;
                        show1 = firstShow;
                        show2 = secondShow;
                        show1title = showTitlesData[0];
                        show2title = showTitlesData[1];
                        score = scores[0];
                        highScore = scores[1];
                        highScoreRating = scores[2];
                        highScoreSynopsis = scores[3];
                }
		//console.log("Data: " + data + ", show1: " + show1[1] + ", show2: " + show2[1]);
		var s1 = parseFloat(show1[1].replace(/,/g, ''));
		var s2 = parseFloat(show2[1].replace(/,/g, ''));
		//console.log(s1 + ", " + s2);
		if (((data == 0) && (s2 >= s1)) ||
			((data == 1) && (s2 <= s1))) {
			score += 1;
			//console.log("Correct!");
			socket.emit('guessRight', score);
			if (curGame == 1) {
				if (score > highScore) {
					highScore = score;
					socket.emit('newHighScore', highScore);
				}
			} else if (curGame == 2) {
				if (score > highScoreRating) {
					highScoreRating = score;
					socket.emit('newHighScore', highScoreRating);
				}
			} else {
				if (score > highScoreSynopsis) {
					highScoreSynopsis = score;
					socket.emit('newHighScore', highScoreSynopsis);
				}
				var idx = SHOW_MEMBER_DICT[show1title];
				socket.emit('updateBackground', showImages[idx], showSmallImages[idx]);
			}
		} else {
			//console.log("Wrong!");
			socket.emit('guessWrong');
			if (curGame == 3) {
				var idx1 = SHOW_MEMBER_DICT[show1title];
				var idx2 = SHOW_MEMBER_DICT[show2title];
				var leftShow = [0, 0, showImages[idx1], showSmallImages[idx1]];
				var rightShow = [0, 0, showImages[idx2], showSmallImages[idx2]];
				socket.emit('updateBackgrounds', leftShow, rightShow);
			}
		}
	});

	socket.on('disconnect',function(){      
		console.log("user disconnected");
		delete SOCKET_LIST[socket.id]; 
	}); 
 
});

//================================================================================
// Normal Functions
//================================================================================


//================================================================================
// Function Calls
//================================================================================
var showTitles = fs.readFileSync('/home/jason/popularanime.txt').toString().split(/\n|\r/g);
var showMembers = fs.readFileSync('/home/jason/animemembers.txt').toString().split(/\n|\r/g);
var showImages = fs.readFileSync('/home/jason/popularanimepictures.txt').toString().split(/\n|\r/g);
var showScores = fs.readFileSync('/home/jason/animescores.txt').toString().split(/\n|\r/g);
var showSmallImages = fs.readFileSync('/home/jason/smallanimepictures.txt').toString().split(/\n|\r/g);
var numShows = showTitles.length - 1;
for (var i = 0; i < (numShows + 1); i++) {
	SHOW_MEMBER_DICT[showTitles[i]] = i;
}
server.listen(8080);
console.log("Server up!");