/**** 
* Classes
****/ 
// Bullet class representing the bullets shot by the player
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('Yellow_bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		self.x += self.speed;
		if (self.y < -50) {
			self.destroy();
		} else {
			for (var i = enemies.length - 1; i >= 0; i--) {
				if (self.intersects(enemies[i])) {
					enemies[i].destroy();
					enemies.splice(i, 1);
					enemiesDefeated++;
					self.destroy(); // Destroy the bullet upon collision
					LK.getSound('Player_hit').play();
					// Chance to drop a powerup
					if (Math.random() < 0.3 && enemies[i]) {
						// 30% chance
						var powerup = game.addChild(new Powerup());
						powerup.x = enemies[i].x;
						powerup.y = enemies[i].y;
						items.push(powerup);
					}
				}
			}
		}
	};
});
// Enemy class representing the enemies in the game
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;
	};
});
// EnemyAttack class representing the attack shot by the enemy
var EnemyAttack = Container.expand(function () {
	var self = Container.call(this);
	var attackGraphics = self.attachAsset('Enemy_attack', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
});
// New EnemyWithAttack class representing a stationary enemy that shoots
var EnemyWithAttack = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('Enemy_2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.hp = 3; // Set enemy health to 3
	self.update = function () {
		// Logic for enemy attack
		if (self.hp <= 0) {
			self.destroy();
			return;
		}
		if (LK.ticks % 120 === 0) {
			// Shoot every 2 seconds
			var attack = new EnemyAttack();
			attack.x = self.x;
			attack.y = self.y;
			game.addChild(attack);
		}
	};
});
// Item class representing additional game elements
var Item = Container.expand(function () {
	var self = Container.call(this);
	// Removed heart icon attachment
	self.update = function () {
		// Logic for item behavior
	};
});
// Update function to apply velocity and rotation
// Player class representing the main character
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('Duck', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Add heart icons above the Duck player to represent health
	var heartIcons = [];
	for (var i = 0; i < 3; i++) {
		var heartIcon = LK.getAsset('Heart_icon', {
			anchorX: 0.4,
			anchorY: 0.5,
			x: self.x + i * 110,
			// Adjust spacing between hearts
			y: self.y - 50 // Position above the Duck player
		});
		self.addChild(heartIcon);
		heartIcons.push(heartIcon);
	}
	self.speed = 10;
	self.update = function () {
		// Apply gravity
		self.speed += 0.5; // Gravity pulling down
		self.y += self.speed; // Apply gravity to vertical speed
		// Check if player is on the ground
		if (self.y > ground.y - self.height / 2) {
			self.y = ground.y - self.height / 2; // Correct position
			self.speed = 0; // Stop moving downwards
		}
		// Check for shooting
		if (LK.ticks % (enemiesDefeated >= 5 ? 30 : 60) === 0) {
			self.shoot();
		}
		// Check for collision with enemies
		for (var i = enemies.length - 1; i >= 0; i--) {
			if (self.intersects(enemies[i])) {
				enemies[i].destroy();
				enemies.splice(i, 1);
				// Handle player damage or game over logic
				playerHealth--;
				if (playerHealth >= 0) {
					heartIcons[playerHealth].destroy(); // Remove a heart icon
				}
				if (playerHealth <= 0) {
					// Stop all sounds and play game over sound
					LK.stopMusic();
					LK.getSound('Game_over_super_mario_world_soun').play();
					// Display duck_death asset
					var duckDeath = LK.getAsset('Duck_death', {
						anchorX: 0.5,
						anchorY: 0.5,
						x: 1024,
						y: 1366
					});
					game.addChild(duckDeath);
					// Trigger game over logic
					LK.showGameOver();
				}
				LK.getSound('Enemy_hit').play();
			}
		}
	};
	self.shoot = function () {
		if (bulletCount > 0) {
			// Logic for shooting bullets
			var bullet = new Bullet();
			bullet.x = self.x;
			bullet.y = self.y;
			game.addChild(bullet);
			LK.getSound('Shoot').play();
			bulletCount--;
			if (bulletCount === 0) {
				// Destroy all existing bullets
				for (var i = bullets.length - 1; i >= 0; i--) {
					bullets[i].destroy();
					bullets.splice(i, 1);
				}
				bulletCount = 3; // Reload bullets
				reloadTimeout = LK.setTimeout(function () {
					LK.getSound('Reload').play();
					for (var i = 0; i < bulletCount; i++) {
						var bullet = new Bullet();
						bullet.x = self.x;
						bullet.y = self.y;
						game.addChild(bullet);
						bullets.push(bullet);
					}
				}, 3000);
			}
		}
	};
});
// Powerup class representing powerup items
var Powerup = Container.expand(function () {
	var self = Container.call(this);
	var powerupGraphics = self.attachAsset('Powerup_1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		// Logic for powerup behavior, e.g., floating down
		self.y += 2;
		// Check if player collects the powerup
		if (self.intersects(player)) {
			// Play sound when Powerup is collected
			LK.getSound('Freeze').play();
			// Delay the activation of the powerup effect by 2 seconds
			LK.setTimeout(function () {
				// Apply powerup effect
				playerHealth = Math.min(playerHealth + 1, 3); // Increase health, max 3
				heartIcons[playerHealth - 1].visible = true; // Show heart icon
				// Add blue effect to player
				LK.effects.flashObject(player, 0x0000ff, 1000); // Flash blue for 1 second
				// Freeze effect: stop all enemies for 3 seconds
				enemies.forEach(function (enemy) {
					enemy.speed = 0;
				});
				LK.setTimeout(function () {
					enemies.forEach(function (enemy) {
						enemy.speed = 5; // Reset speed after freeze
					});
				}, 3000);
				self.destroy();
			}, 2000); // Activate after 2 seconds
		}
		// Destroy if off screen
		if (self.y > 2732) {
			self.destroy();
		}
	};
});

/**** 
* Initialize Game
****/ 
//<Assets used in the game will automatically appear here>
var game = new LK.Game({
	backgroundColor: 0x000000
});

/**** 
* Game Code
****/ 
// Add scenario image to the game background
var scenario = LK.getAsset('scenario', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 1366,
	scaleX: 20.48,
	scaleY: 27.32
});
game.addChild(scenario);
// Add falling danger sign effect with text after level 1
if (currentLevel > 1) {
	var dangerSign = LK.getAsset('Danger', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: -100 // Start above the screen
	});
	game.addChild(dangerSign);
	var dangerText = new Text2('Jump will be important!', {
		size: 100,
		fill: "#ff0000"
	});
	dangerText.anchor.set(0.5, 0);
	dangerText.x = 1024;
	dangerText.y = dangerSign.y - 50; // Position text above the danger sign
	LK.gui.top.addChild(dangerText);
	var fallSpeed = 10;
	var dangerEffect = LK.setInterval(function () {
		dangerSign.y += fallSpeed;
		dangerText.y += fallSpeed;
		if (dangerSign.y >= ground.y - ground.height / 2) {
			LK.clearInterval(dangerEffect);
			LK.setTimeout(function () {
				dangerSign.destroy();
				dangerText.destroy();
			}, 2000); // Remove the danger sign and text after 2 seconds
		}
	}, 50);
}
var globalVariable; // Global variable declaration
// Function to handle level progression
function levelUp() {
	// Update current level
	currentLevel = points / 10 + 1; // Calculate current level based on points
	// Increase difficulty by reducing enemy spawn interval
	if (enemySpawnTimer) {
		LK.clearInterval(enemySpawnTimer);
	}
	enemySpawnTimer = LK.setInterval(function () {
		var enemy = game.addChild(new Enemy());
		enemy.x = 2048 - enemy.width / 2; // Place the enemy on the right side of the screen
		enemy.y = ground.y - ground.height / 2 - enemy.height / 2; // Place the enemy on the ground
		enemies.push(enemy);
	}, Math.max(1000, 3000 - points * 100 * (currentLevel > 2 ? 0.8 : 1) * (currentLevel === 2 ? 0.5 : 1))); // Adjust spawn rate for level 2
	// Play level up sound
	LK.getSound('Level_up').play();
	// Add a new stationary enemy with 3 HP after level up
	var stationaryEnemy = game.addChild(new EnemyWithAttack());
	stationaryEnemy.x = 1024; // Center the enemy horizontally
	stationaryEnemy.y = ground.y - ground.height / 2 - stationaryEnemy.height / 2; // Place the enemy on the ground
	enemies.push(stationaryEnemy);
	// Spawn EnemyWithAttack every 3 seconds
	var enemyWithAttackSpawnTimer = LK.setInterval(function () {
		var newEnemyWithAttack = game.addChild(new EnemyWithAttack());
		newEnemyWithAttack.x = Math.random() * 2048; // Random x position
		newEnemyWithAttack.y = ground.y - ground.height / 2 - newEnemyWithAttack.height / 2; // Place the enemy on the ground
		enemies.push(newEnemyWithAttack);
	}, 10000); // Spawn every 10 seconds
	// Add falling danger sign effect with text on top after level up
	if (!game.dangerSignSpawned) {
		var dangerSign = LK.getAsset('Danger', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: 1024,
			y: -100 // Start above the screen
		});
		var dangerText = new Text2('Jump will be important!', {
			size: 100,
			fill: "#ff0000"
		});
		dangerText.anchor.set(0.5, 0.5);
		dangerText.x = dangerSign.x - 600;
		dangerText.y = dangerSign.y; // Position text on top of the danger sign
		dangerSign.addChild(dangerText); // Add text as a child of the danger sign
		game.addChild(dangerSign);
		var fallSpeed = 10;
		var dangerEffect = LK.setInterval(function () {
			dangerSign.y += fallSpeed;
			if (dangerSign.y >= ground.y - ground.height / 2) {
				LK.clearInterval(dangerEffect);
				LK.setTimeout(function () {
					dangerSign.destroy();
					game.dangerSignSpawned = false; // Reset flag after destruction
				}, 2000); // Remove the danger sign after 2 seconds
			}
		}, 50);
		game.dangerSignSpawned = true; // Set flag to prevent multiple spawns
	}
	var levelUpText = new Text2('Level Up!', {
		size: 150,
		fill: "#00ff00"
	});
	levelUpText.anchor.set(0.5, 0);
	levelUpText.scale.set(0.1, 0.1); // Start small for scaling effect
	LK.gui.top.addChild(levelUpText);
	// Animate the level up text
	var scaleUp = true;
	var levelUpEffect = LK.setInterval(function () {
		if (scaleUp) {
			levelUpText.scale.x += 0.05;
			levelUpText.scale.y += 0.05;
			if (levelUpText.scale.x >= 1) {
				scaleUp = false;
			}
		} else {
			levelUpText.scale.x -= 0.05;
			levelUpText.scale.y -= 0.05;
			if (levelUpText.scale.x <= 0.1) {
				scaleUp = true;
			}
		}
	}, 50);
	LK.setTimeout(function () {
		LK.clearInterval(levelUpEffect);
		levelUpText.destroy();
	}, 2000); // Remove the message after 2 seconds
}
// Call levelUp function every time player reaches a new level
var levelCheckTimer = LK.setInterval(function () {
	if (enemiesDefeated >= currentLevel * 10) {
		// Level up when enemies defeated reaches the required count
		levelUp();
	}
}, 1000); // Check every second
// Initialize up button
var upButton = LK.getAsset('Up', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 400,
	y: 2600
});
game.addChild(upButton);
upButton.down = function (x, y, obj) {
	if (player.y >= ground.y - player.height / 2) {
		// If player is on the ground
		player.speed = -20; // Apply upward force
		LK.getSound('Jump').play();
		// Add more dust effect when player jumps
		for (var i = 0; i < 3; i++) {
			var dust = LK.getAsset('dust', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: player.x + i * 20,
				y: player.y + player.height / 2,
				scaleX: 0.3,
				scaleY: 0.3
			});
			game.addChild(dust);
			// Update dust position to follow player's jump
			dust.update = function () {
				dust.y = player.y + player.height / 2;
			};
			// Remove dust effect after 500ms
			LK.setTimeout(function () {
				dust.destroy();
			}, 500);
		}
	}
};
// Add a notice text warning about loud sound
var noticeText = new Text2('Warning! Loud Sound', {
	size: 100,
	fill: "#ff0000"
});
noticeText.anchor.set(0.5, 0);
LK.gui.top.addChild(noticeText);
LK.setTimeout(function () {
	noticeText.destroy();
}, 5000); // Remove the notice after 5 seconds
// Add 'Your Goal' text on game over
var yourGoalText = new Text2('Your Goal: Survive!', {
	size: 100,
	fill: "#ffffff"
});
yourGoalText.anchor.set(0.5, 0);
yourGoalText.y = 200; // Position the text below the level text
LK.gui.bottom.addChild(yourGoalText);
// Add a button to skip the introduction;
var yourGoalText = new Text2('Your Goal: Survive!', {
	size: 100,
	fill: "#ffffff"
});
yourGoalText.anchor.set(0.5, 0);
yourGoalText.y = 200; // Position the text below the level text
LK.gui.bottom.addChild(yourGoalText);
// Display current level text
var levelText = new Text2('Level: ' + currentLevel, {
	size: 100,
	fill: "#ffffff"
});
levelText.anchor.set(0.5, 0);
LK.gui.top.addChild(levelText);
// Initialize ground
var ground = LK.getAsset('Ground', {
	anchorX: 0.5,
	anchorY: 1.0,
	x: 1024,
	y: 2500
});
game.addChild(ground);
// Update level text whenever the level changes
function updateLevelText() {
	levelText.setText('Level: ' + currentLevel);
}
// Initialize player, enemies, and TV channels
var player = game.addChild(new Player());
player.x = 200; // Place the duck in left
player.y = ground.y - ground.height - player.height / 2;
// Add heart icons at the top of the screen to represent health
var heartIcons = [];
for (var i = 0; i < (currentLevel === 2 ? 2 : playerHealth); i++) {
	var heartIcon = LK.getAsset('Heart_icon', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024 + i * 110,
		y: 30
	});
	game.addChild(heartIcon);
	heartIcons.push(heartIcon);
}
var enemies = [];
var items = []; // Initialize items array to track new game elements
var points = 0; // Initialize points variable to track player score
var currentLevel = 1; // Initialize currentLevel variable to track the player's level
updateLevelText(); // Update level text on initialization
var enemiesDefeated = 0; // Initialize enemiesDefeated variable to track defeated enemies
var bullets = []; // Initialize bullets array to track bullets
var Classic = 0; // Initialize Classic variable
var playerHealth = 3; // Initialize player health variable
var bulletCount = 3; // Initialize bullet count
var reloadTimeout; // Timeout for reloading bullets
var itemSpawnTimer = LK.setInterval(function () {
	var item = game.addChild(new Item());
	item.x = Math.random() * 2048; // Random x position
	item.y = Math.random() * (ground.y - ground.height); // Random y position above ground
	items.push(item);
}, 5000); // Spawn items every 5 seconds
var enemySpawnTimer = LK.setInterval(function () {
	for (var i = 0; i < 3; i++) {
		// Add multiple enemies
		var enemy = game.addChild(new Enemy());
		enemy.x = 2048 - enemy.width / 2 - i * 150; // Spread enemies horizontally
		enemy.y = ground.y - ground.height / 2 - enemy.height / 2; // Place the enemy on the ground
		enemies.push(enemy);
	}
}, 1500); // Increase spawn rate by reducing interval
// Create TV channels
// Play background music during gameplay
LK.playMusic('Background_music');
// Add a button to skip the introduction;