var Game = {

	create: function() {
		game.physics.enable(this, Phaser.Physics.ARCADE);

		this.game.stage.backgroundColor = "#000000";	// '#4d4d4d';

		// this.scoreManager = new ScoreManager();

		sessionStorageManager.setIsNewAppHighestRecord(false);

		var experienceAppTimer = new ExperienceAppTimer();
		experienceAppTimer.setTimeOverListener(
			(function() { this.gameOver(); }).bind(this)
		);

		// keyboard shortcut
		this.keyboardShortcut = new KeyboardShortcut();
		this.keyboardShortcut.addCallback(
			Phaser.KeyCode.ESC,	// keyCode
			null,	// keyDownHandler
			(function() { this.back(); }).bind(this),	// keyUpHandler
			"dodge"	// callerClassName
		);

		// game stage
		var stars = game.add.group();

		for (var i = 0; i < 128; i++)
		{
			var randomY = game.rnd.integerInRange(60, GAME_SCREEN_SIZE.y - 80);
			stars.create(game.world.randomX, randomY, 'star');
		}



		// contents
		this.spaceship = new Spaceship();

		this.aliens = [];
		for(var i = 0; i < 100; i++) {
			var alien = new Alien(this.spaceship,
				(function() {
					this.spaceship.alpha = 0;
					this.spaceship.body.enable = false;

					this.showExplosionParticle();

					this.gameOver();
				}).bind(this)	// onCollisionHandler
			);
			this.aliens.push(alien);
		}


		// top ui
		var screenTopUI = new ScreenTopUI();
		screenTopUI.makeBackButton( (function() { this.back(); }).bind(this) );
		screenTopUI.makeFullScreenButton();

		/*
		var scoreBoard = new ScoreBoard();
		this.scoreManager.addOnChangeScoreListener( function(score) {
			sessionStorageManager.setRecord(score);
			scoreBoard.printScore(NumberUtil.numberWithCommas(score));
		});
		this.scoreManager.addOnChangeHighScoreListener( function(highScore) {
			// console.log(highScore);
			// sessionStorageManager.setAppHighestRecord(highScore);
			sessionStorageManager.setIsNewBestRecrd(true);
			// screenBottomUI.printLeftTextWithAppHighestRecord(sessionStorageManager.getAppHighestRecord());
		});
		*/

		this.stopWatch = new StopWatch(
			60,	// sec
			(function() {
				this.setClickEnable(false);

				this.gameOver();
			}).bind(this)
		);


		// bottom ui
		var screenBottomUI = new ScreenBottomUI();
		screenBottomUI.printLeftTextWithAppHighestRecord(sessionStorageManager.getAppHighestRecord());
		screenBottomUI.printCenterText(sessionStorageManager.getPlayingAppKoreanName());
		screenBottomUI.printRightText(sessionStorageManager.getPlayerName());


		// this.startGame();

		this.spaceship.setActive(true);
		this.countDown();
	},


	back: function() {
		sessionStorageManager.resetPlayingAppData();
		location.href = '../../web/client/menu_app.html';
	},

	initListeners: function() {
	},

	countDown: function() {
		var style = { font: "bold 200px Arial", fill: "#fff", wordWrap: true, wordWrapWidth: game.world.centerX, align: "center" };
		this.countDownText = game.add.text(game.world.centerX, game.world.centerY, "", style);
		// this.countDownText.setTextBounds(0, 0, game.world.width, game.world.height);
		this.countDownText.anchor.set(0.5);
		this.countDownText.stroke = "#333";
		this.countDownText.strokeThickness = 50;

		this.countDownNumber = 3;
		if(isDebugMode())
			this.countDownNumber = 1;
		this.tweenCountDown();
	},

	tweenCountDown: function() {
		if(this.countDownNumber === 0) {
			this.startGame();
			return;
		}

		this.countDownText.text = this.countDownNumber.toString();
		this.countDownText.alpha = 1;

		var countDownTween = game.add.tween(this.countDownText);
		countDownTween.to( { alpha: 0 }, 1000, Phaser.Easing.Linear.None, true);
		countDownTween.onComplete.add(this.tweenCountDown, this);

		this.countDownNumber--;
	},

	startGame: function() {
		this.stopWatch.start();
		this.ellapsedTime = 0;
		this.timerEvent = game.time.events.loop(Phaser.Timer.SECOND, this.updateTimer, this);
	},

	updateTimer: function() {
		this.ellapsedTime += 1;
		// console.log(this.ellapsedTime);

		if(this.ellapsedTime == 2)
			this.sendWave(1);
		else if(this.ellapsedTime == 4)
			this.sendWave(2);
		else if(this.ellapsedTime == 6)
			this.sendWave(3);
		else if(this.ellapsedTime == 8)
			this.sendWave(4);
		else if(this.ellapsedTime == 10)
			this.sendWave(5);
		else if(this.ellapsedTime == 12)
			this.sendWave(6);
		else if(this.ellapsedTime == 14)
			this.sendWave(7);
		else if(this.ellapsedTime == 16)
			this.sendWave(8);
		else if(this.ellapsedTime == 18)
			this.sendWave(9);
	},

	sendWave: function(waveNo) {
		if(waveNo == 1) {
			for(var i = 0; i < 20; i++)
				this.aliens[i].setActive(true);

			return;
		}

		var beginAlienIndex = waveNo * 10;
		var endAlienIndex = (waveNo + 1) * 10;
		for(var i = beginAlienIndex; i < endAlienIndex; i++)
			this.aliens[i].setActive(true);
	},

	gameOver: function() {
		var gameOverText = new GameOverText();

		var recordTime = this.stopWatch.stop();
		sessionStorageManager.setRecord(recordTime);

		game.time.events.add(Game.GAME_OVER_WAIT_TIME_MS, this.goResult, this);
	},

	goResult: function() {
		location.href = '../../web/client/result.html';
	},

	showExplosionParticle: function() {
		var hitStarEmitter = game.add.emitter(
			this.spaceship.x,
			this.spaceship.y,
			10
		);
		hitStarEmitter.makeParticles('star');
		hitStarEmitter.minParticleScale = 1;
		hitStarEmitter.maxParticleScale = 3;
		hitStarEmitter.forEach(
			function(particle) {
				particle.tint = 0xFFd700;
			}
		);
		hitStarEmitter.gravity = 0;
		hitStarEmitter.start(true, 1000, null, 100);
	}

}

Game.GAME_OVER_WAIT_TIME_MS		= 3000;