/**** 
* Classes
****/ 
// Class for the enemy (Teacher Todd)
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 3;
	self.update = function () {
		// Enemy update logic
	};
});
// Class for the collectible notebooks
var Notebook = Container.expand(function () {
	var self = Container.call(this);
	var notebookGraphics = self.attachAsset('notebook', {
		anchorX: 0.5,
		anchorY: 0.5
	});
});
//<Assets used in the game will automatically appear here>
// Class for the player character
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		// Player update logic
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0xFFA500 //Init game with orange background
});

/**** 
* Game Code
****/ 
// Initialize player
var player = game.addChild(new Player());
player.x = 2048 / 2;
player.y = 2732 / 2;
// Initialize enemy
var enemy = game.addChild(new Enemy());
enemy.x = 100;
enemy.y = 100;
// Initialize notebooks
var notebooks = [];
for (var i = 0; i < 12; i++) {
	var notebook = new Notebook();
	notebook.x = Math.random() * 2048;
	notebook.y = Math.random() * 2732;
	notebooks.push(notebook);
	game.addChild(notebook);
}
// Score display
var scoreTxt = new Text2('0', {
	size: 150,
	fill: "#ffffff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Game variables
var score = 0;
var dragNode = null;
// Update score
function updateScore() {
	scoreTxt.setText(score);
}
// Handle player movement
function handleMove(x, y, obj) {
	if (dragNode) {
		dragNode.x = x;
		dragNode.y = y;
	}
	// Check for collision with notebooks
	for (var i = notebooks.length - 1; i >= 0; i--) {
		if (player.intersects(notebooks[i])) {
			score++;
			updateScore();
			notebooks[i].destroy();
			notebooks.splice(i, 1);
		}
	}
	// Check for collision with enemy
	if (player.intersects(enemy)) {
		LK.effects.flashScreen(0xff0000, 1000);
		LK.showGameOver();
	}
	// Check for win condition
	if (score >= 12) {
		var winText = new Text2('You Win!', {
			size: 150,
			fill: "#ffffff"
		});
		winText.anchor.set(0.5, 0);
		LK.gui.center.addChild(winText);
	}
}
// Mouse or touch down on the game
game.down = function (x, y, obj) {
	dragNode = player;
	handleMove(x, y, obj);
};
// Mouse or touch up on the game
game.up = function (x, y, obj) {
	dragNode = null;
};
// Mouse or touch move on the game
game.move = handleMove;
// Game update loop
game.update = function () {
	player.update();
	enemy.update();
	// Enemy follows player
	var dx = player.x - enemy.x;
	var dy = player.y - enemy.y;
	var dist = Math.sqrt(dx * dx + dy * dy);
	if (dist > 0) {
		enemy.x += dx / dist * enemy.speed;
		enemy.y += dy / dist * enemy.speed;
	}
};