/**** 
* Classes
****/ 
//<Assets used in the game will automatically appear here>
//<Write imports for supported plugins here>
// Define a Bullet class
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5; // Bullet speed
	self.update = function () {
		self.x += self.speedX;
		self.y += self.speedY;
	};
});
// Define a Sniper class
var Sniper = Container.expand(function () {
	var self = Container.call(this);
	var sniperGraphics = self.attachAsset('sniper', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 300,
		height: 300
	});
	self.down = function (x, y, obj) {
		var bullet = new Bullet();
		bullet.x = sniper.x;
		bullet.y = sniper.y;
		if (targets.length > 0) {
			var dx = targets[0].x - bullet.x;
			var dy = targets[0].y - bullet.y;
		}
		var distance = Math.sqrt(dx * dx + dy * dy);
		bullet.speedX = bullet.speed * dx / distance;
		bullet.speedY = bullet.speed * dy / distance;
		bullets.push(bullet);
		game.addChild(bullet);
		// Play the 'shoot' sound effect
		LK.getSound('shoot').play();
	};
});
// Define a Target class
var Target = Container.expand(function () {
	var self = Container.call(this);
	var targetGraphics = self.attachAsset('target', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 300,
		height: 300
	});
	self.speed = 3; // Target speed
	self.update = function () {
		var dx = sniper.x - self.x;
		var dy = sniper.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += self.speed * dx / distance;
			self.y += self.speed * dy / distance;
		}
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000 //Init game with black background 
});

/**** 
* Game Code
****/ 
// Initialize game variables
var bullets = [];
var targets = [];
var score = 0;
// Play the game music continuously with significantly increased volume
LK.playMusic('gameMusic', {
	loop: true,
	volume: 3.0
});
// Add background image to the game and increase its size
var background = game.addChild(LK.getAsset('background', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 1024 / 50,
	scaleY: 1366 / 50,
	x: 1024,
	y: 1366
}));
// Create and position the sniper
var sniper = game.addChild(new Sniper());
sniper.x = 1024; // Center horizontally
sniper.y = 2632; // Move to the starting position
// Create targets
for (var i = 0; i < 2; i++) {
	var target = new Target();
	target.x = 200 + i * 200; // Staggered horizontally
	target.y = Math.random() * 2732;
	targets.push(target);
	game.addChild(target);
}
// Score display
var scoreTxt = new Text2('Score: 0', {
	size: 100,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Update game logic
game.update = function () {
	// Update bullets
	for (var i = bullets.length - 1; i >= 0; i--) {
		bullets[i].update();
		if (bullets[i].y < 0) {
			bullets[i].destroy();
			bullets.splice(i, 1);
		}
	}
	console.log(bullets);
	// Update targets
	for (var j = 0; j < targets.length; j++) {
		targets[j].update();
	}
	// Check for collisions
	for (var k = bullets.length - 1; k >= 0; k--) {
		for (var l = targets.length - 1; l >= 0; l--) {
			if (bullets[k].intersects(targets[l])) {
				bullets[k].destroy();
				targets[l].destroy();
				bullets.splice(k, 1);
				targets.splice(l, 1);
				score += 1;
				scoreTxt.setText('Score: ' + score);
				break;
			}
			// Check if the sniper intersects with any target and end the game if it does
			for (var m = 0; m < targets.length; m++) {
				if (sniper.intersects(targets[m])) {
					LK.showGameOver();
					return;
				}
			}
		}
	}
	// Generate new targets
	if (LK.ticks % Math.max(240 - Math.floor(LK.ticks / 3000), 120) == 0) {
		var targetCount = Math.floor(score / 10) + 1; // Increase the number of targets every 10 points
		for (var i = 0; i < targetCount; i++) {
			var target = new Target();
			target.x = Math.random() * 2048; // Random position horizontally
			target.y = 0; // At the top
			targets.push(target);
			game.addChild(target);
			// Play the 'shoot' sound effect
			LK.getSound('shoot').play();
		}
	}
};