/**** 
* Classes
****/ 
// Define a class for bullets
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 50;
	self.update = function () {
		self.x += self.speed;
		if (self.x > 2048) {
			self.destroy();
		}
	};
});
// Define a class for enemies
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		self.x -= self.speed;
		if (Math.random() < 0.1) {
			// 10% chance to jump
			self.y -= 100; // Jump up by 100 pixels
		}
		if (self.y < 2732 / 2) {
			// If enemy is above the center line
			self.y += 10; // Move back down faster due to increased gravity
		}
		if (self.x < -50) {
			self.destroy();
		}
	};
});
//<Assets used in the game will automatically appear here>
// Define a 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
	});
	var weaponGraphics = self.attachAsset('weapon', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	weaponGraphics.x = 50;
	weaponGraphics.y = -15;
	self.speed = 5;
	self.update = function () {};
	self.shoot = function () {
		var bullet = game.addChild(new Bullet());
		bullets.push(bullet);
		bullet.x = self.x + weaponGraphics.x + 75; // Adjust the bullet's starting x position to be at the end of the weapon
		bullet.y = self.y + weaponGraphics.y; // Keep the bullet's starting y position the same as the weapon's
		bullet.speed = 20; // Set bullet speed
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB // Sky blue background
});

/**** 
* Game Code
****/ 
var bullets = [];
var background = game.addChild(LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0
}));
background.x = 0;
background.y = 0;
// Initialize player
var player = game.addChild(new Player());
player.x = 0 + player.width / 2; // Position player at the left edge
player.y = 2732 / 2; // Keep player vertically centered
// Initialize enemies
var enemies = [];
var enemySpawnInterval = 100;
var enemySpawnCounter = 0;
// Create a new Text2 object to display the score
var scoreText = new Text2('0', {
	size: 100,
	fill: 0xFFFFFF
});
// Add the score text to the game GUI at the top center of the screen
LK.gui.top.addChild(scoreText);
scoreText.x = 2048 / 2;
scoreText.y = 0;
// Handle game updates
game.update = function () {
	player.update();
	// Spawn enemies
	enemySpawnCounter++;
	if (enemySpawnCounter >= enemySpawnInterval) {
		var enemy = new Enemy();
		enemy.x = 2048;
		enemy.y = 2732 / 2;
		enemies.push(enemy);
		game.addChild(enemy);
		// Randomize the spawn interval for the next enemy
		enemySpawnInterval = Math.floor(Math.random() * 150) + 50;
		enemySpawnCounter = 0;
	}
	// Update enemies
	for (var j = enemies.length - 1; j >= 0; j--) {
		enemies[j].update();
		if (player.intersects(enemies[j])) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		} else if (player.x > enemies[j].x && !enemies[j].passed) {
			enemies[j].passed = true;
			LK.setScore(LK.getScore() + 1);
			scoreText.setText(LK.getScore());
		}
		// Check for bullet collision with enemy
		for (var k = bullets.length - 1; k >= 0; k--) {
			if (bullets[k].intersects(enemies[j])) {
				enemies[j].destroy();
				bullets[k].destroy();
				bullets.splice(k, 1);
				enemies.splice(j, 1); // Remove the enemy from the array
				break;
			}
		}
	}
};
// Handle player jump
game.down = function (x, y, obj) {
	player.shoot();
};