/**** 
* Classes
****/ 
//<Assets used in the game will automatically appear here>
// AnimatedBug class to represent the bug that flies to the top of the screen
var AnimatedBug = Container.expand(function () {
	var self = Container.call(this);
	var bugGraphics = self.attachAsset('bug', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 10;
	self.update = function () {
		// Determine the direction to fly to (left or right)
		var direction = Math.random() < 0.5 ? -1 : 1;
		// Update the x and y position
		self.x += self.speed * direction * 3;
		self.y -= self.speed * 3;
		// Destroy the bug when it flies off the screen
		if (self.y < 0 || self.x < 0 || self.x > 2048) {
			self.destroy();
		}
	};
});
var Bug = Container.expand(function () {
	var self = Container.call(this);
	var bugGraphics = self.attachAsset('bug', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		self.y += self.speed;
	};
	self.down = function (x, y, obj) {
		// Increment score
		LK.setScore(LK.getScore() + 1);
		// Update score text
		scoreTxt.setText('Score: ' + LK.getScore());
		// Replace bug with AnimatedBug
		var animatedBug = game.addChild(new AnimatedBug());
		animatedBug.x = self.x;
		animatedBug.y = self.y;
		self.destroy();
	};
});
// FastBug class to represent the fast bug that scrolls down the screen
var FastBug = Container.expand(function () {
	var self = Container.call(this);
	var bugGraphics = self.attachAsset('fastBug', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 10;
	self.update = function () {
		self.y += self.speed;
	};
	self.down = function (x, y, obj) {
		// Increment score
		LK.setScore(LK.getScore() + 1);
		// Update score text
		scoreTxt.setText('Score: ' + LK.getScore());
		// Replace bug with AnimatedBug
		var animatedBug = game.addChild(new AnimatedBug());
		animatedBug.x = self.x;
		animatedBug.y = self.y;
		self.destroy();
	};
});
// Jeep class to represent the player's vehicle
var Jeep = Container.expand(function () {
	var self = Container.call(this);
	var jeepGraphics = self.attachAsset('jeep', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 10;
	self.update = function () {
		// Jeep movement logic
		if (isTouching) {
			var dx = touchPosition.x - self.x;
			var dy = touchPosition.y - self.y;
			var angle = Math.atan2(dy, dx);
			self.x += self.speed * Math.cos(angle);
			self.y += self.speed * Math.sin(angle);
		}
	};
});
var Tree = Container.expand(function () {
	var self = Container.call(this);
	var treeGraphics = self.attachAsset('tree', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		self.y += self.speed;
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x006400 //Init game with darker green background
});

/**** 
* Game Code
****/ 
// Initialize game variables
var jeep;
var scoreTxt;
// Function to initialize game elements
function initGame() {
	// Create and position the Jeep
	jeep = game.addChild(new Jeep());
	jeep.x = 2048 / 2;
	jeep.y = 2732 - 200;
	// Initialize score display
	scoreTxt = new Text2('Score: 0', {
		size: 100,
		fill: "#ffffff"
	});
	// Initialize bugs, fastBugs and trees arrays
	bugs = [];
	fastBugs = [];
	trees = [];
	scoreTxt.anchor.set(0.5, 0);
	LK.gui.top.addChild(scoreTxt);
}
// Event handler for moving the Jeep
var isTouching = false;
var touchPosition = {
	x: 0,
	y: 0
};
game.move = function (x, y, obj) {
	isTouching = true;
	touchPosition.x = x;
	touchPosition.y = y;
};
game.up = function (x, y, obj) {
	isTouching = false;
};
game.update = function () {
	if (isTouching) {
		var dx = touchPosition.x - jeep.x;
		var dy = touchPosition.y - jeep.y;
		var angle = Math.atan2(dy, dx);
		jeep.x += jeep.speed * Math.cos(angle);
		jeep.y += jeep.speed * Math.sin(angle);
	}
	jeep.update();
	// Bug and tree spawning logic
	if (LK.ticks % 60 == 0) {
		var newBug = new Bug();
		newBug.x = Math.random() * 2048;
		newBug.y = 0;
		bugs.push(newBug);
		game.addChild(newBug);
	}
	if (LK.ticks % 180 == 0) {
		var newFastBug = new FastBug();
		newFastBug.x = Math.random() * 2048;
		newFastBug.y = 0;
		fastBugs.push(newFastBug);
		game.addChild(newFastBug);
	}
	if (LK.ticks % 180 == 0) {
		var newTree = new Tree();
		newTree.x = Math.random() * 2048;
		newTree.y = 0;
		trees.push(newTree);
		game.addChild(newTree);
	}
	// Bug and tree movement and collision detection logic
	for (var i = bugs.length - 1; i >= 0; i--) {
		bugs[i].update();
		if (bugs[i].intersects(jeep)) {
			LK.showGameOver();
		}
		if (bugs[i].y > 2732) {
			bugs[i].destroy();
			bugs.splice(i, 1);
		}
	}
	for (var i = fastBugs.length - 1; i >= 0; i--) {
		fastBugs[i].update();
		if (fastBugs[i].intersects(jeep)) {
			LK.showGameOver();
		}
		if (fastBugs[i].y > 2732) {
			fastBugs[i].destroy();
			fastBugs.splice(i, 1);
		}
	}
	for (var i = trees.length - 1; i >= 0; i--) {
		trees[i].update();
		if (trees[i].intersects(jeep)) {
			LK.showGameOver();
		}
		if (trees[i].y > 2732) {
			trees[i].destroy();
			trees.splice(i, 1);
		}
	}
};
// Initialize the game
initGame();