/**** 
* Classes
****/ 
// Boss class
var Boss = Container.expand(function () {
	var self = Container.call(this);
	var bossGraphics = self.attachAsset('boss', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 2;
	self.hitpoints = 20; // Boss hitpoints
	self.update = function () {
		// Ensure the boss stays within the top 30% of the screen
		if (self.y < 0.3 * 2732) {
			self.y += self.speed;
		} else {
			self.y = 0.3 * 2732;
		}
		// Add lateral movement
		self.x += self.speed;
		if (self.x < 0 || self.x > 2048) {
			self.speed = -self.speed; // Reverse direction when hitting screen edges
		}
		// Create and update hitpoints display
		if (!self.hitpointsDisplay) {
			self.hitpointsDisplay = new Text2(self.hitpoints.toString(), {
				size: 200,
				fill: "#000000"
			});
			self.hitpointsDisplay.anchor.set(0.5, 0.5);
			self.hitpointsDisplay.y = 0;
			self.addChild(self.hitpointsDisplay);
		} else {
			self.hitpointsDisplay.setText(self.hitpoints.toString());
		}
	};
});
// 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 = -10;
	self.update = function () {
		self.y += self.speed;
	};
});
// Coin class
var Coin = Container.expand(function () {
	var self = Container.call(this);
	var coinGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 6;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
});
// Enemy class
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('block', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 3;
	self.hitpoints = 3; // Add hitpoints to enemies
	self.update = function () {
		self.y += self.speed;
		// Create and update hitpoints display
		if (!self.hitpointsDisplay) {
			self.hitpointsDisplay = new Text2(self.hitpoints.toString(), {
				size: 100,
				fill: "#000000"
			});
			self.hitpointsDisplay.anchor.set(0.5, 0.5);
			self.hitpointsDisplay.y = 0;
			self.addChild(self.hitpointsDisplay);
		} else {
			self.hitpointsDisplay.setText(self.hitpoints.toString());
		}
	};
});
//<Assets used in the game will automatically appear here>
// Fairy class
var Fairy = Container.expand(function () {
	var self = Container.call(this);
	var fairyGraphics = self.attachAsset('fairy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		// Fairy movement logic
	};
});
// Powerup class
var Powerup = Container.expand(function () {
	var self = Container.call(this);
	var powerupGraphics = self.attachAsset('powerup', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 3;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
});
// Star class
var Star = Container.expand(function () {
	var self = Container.call(this);
	var starGraphics = self.attachAsset('star', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.y = -5;
			self.x = Math.random() * 2048;
		}
	};
});
// UpgradeMenu class
var UpgradeMenu = Container.expand(function () {
	var self = Container.call(this);
	var menuGraphics = self.attachAsset('menu', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.visible = false; // Initially hidden
	self.update = function () {
		// Update menu items
	};
});

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

/**** 
* Game Code
****/ 
// Function to start a new level or replay the previous level
function startNewLevel() {
	waveCount = 0; // Reset wave count
	score = 0; // Reset score
	scoreTxt.setText(score); // Update score text
	coinCount = 0; // Reset coin count
	coinCounterTxt.setText('Coins: ' + coinCount); // Update coin counter text
	// Clear existing enemies and bullets
	for (var i = enemies.length - 1; i >= 0; i--) {
		enemies[i].destroy();
		enemies.splice(i, 1);
	}
	for (var j = bullets.length - 1; j >= 0; j--) {
		bullets[j].destroy();
		bullets.splice(j, 1);
	}
	// Reinitialize game elements
	initGame();
	LK.resumeGame(); // Resume the game
	upgradeMenu.visible = false; // Hide the upgrade menu
}
// Initialize variables
var fairy;
var bullets = [];
var enemies = [];
var scoreTxt;
var score = 0;
var dragNode = null;
var coinCount = 0; // Initialize coin counter
var coinCounterTxt; // Declare coinCounterTxt variable
var isFairyHeld = false; // Track if the fairy is being held
var waveCount = 0; // Track the wave count
var waveConfig = [{
	enemies: 4,
	hitpoints: [1]
}, {
	enemies: 8,
	hitpoints: [2, 1]
}, {
	enemies: 12,
	hitpoints: [3, 2, 1]
}
// Add more wave configurations as needed
];
// Initialize game elements
function initGame() {
	// Create and position the fairy
	fairy = game.addChild(new Fairy());
	fairy.x = 2048 / 2;
	fairy.y = 2732 - 200;
	// Create score text
	scoreTxt = new Text2('0', {
		size: 150,
		fill: "#ffffff"
	});
	scoreTxt.anchor.set(0.5, 0); // Anchor to the top center
	scoreTxt.x = 2048 / 2; // Position at the top center of the screen
	scoreTxt.y = 20; // Position with a margin from the top
	for (var i = 0; i < 50; i++) {
		var star = game.addChild(new Star());
		star.x = Math.random() * 2048;
		star.y = Math.random() * 2732;
	}
	scoreTxt.anchor.set(0.5, 0);
	// Create coin counter text
	game.addChild(scoreTxt);
	// Create coin counter text
	coinCounterTxt = new Text2('Coins: 0', {
		size: 100,
		fill: "#ffffff"
	});
	coinCounterTxt.anchor.set(1, 0); // Anchor to the top right
	coinCounterTxt.x = 2048 - 20; // Position at the top right of the screen with a margin
	coinCounterTxt.y = 20; // Position with a margin from the top
	game.addChild(coinCounterTxt);
	// Set up game event listeners
	game.down = function (x, y, obj) {
		dragNode = fairy;
		isFairyHeld = true; // Set isFairyHeld to true when the fairy is held
	};
	game.up = function (x, y, obj) {
		dragNode = null;
		isFairyHeld = false; // Set isFairyHeld to false when the fairy is released
	};
	game.move = handleMove;
	// Update game every tick
	game.update = updateGame;
}
// Handle move events
function handleMove(x, y, obj) {
	if (dragNode) {
		// Check if the fairy is moving to the right
		if (x > dragNode.x) {
			// Mirror the fairy image
			dragNode.scale.x = -1;
		} else {
			// Reset the fairy image
			dragNode.scale.x = 1;
		}
		// Create a ghost image of the fairy when it moves every other frame
		if (LK.ticks % 4 === 0) {
			var ghostFairy = LK.getAsset('fairy', {
				anchorX: 0.5,
				anchorY: 0.5,
				alpha: 0.3
			});
			ghostFairy.x = dragNode.x;
			ghostFairy.y = dragNode.y;
			game.addChildAt(ghostFairy, game.getChildIndex(dragNode));
			// Remove the ghost image after 0.5 seconds
			LK.setTimeout(function () {
				ghostFairy.destroy();
			}, 250);
		}
		dragNode.x += (x - dragNode.x) * 0.1;
		if (y > 2732 * 0.6) {
			dragNode.y += (y - dragNode.y) * 0.1;
		} else {
			dragNode.y += (2732 * 0.6 - dragNode.y) * 0.1;
		}
	}
}
// Update game logic
function updateGame() {
	// Update starfield
	for (var i = game.children.length - 1; i >= 0; i--) {
		if (game.children[i] instanceof Star) {
			game.children[i].update();
		}
		if (game.children[i] instanceof Coin && game.children[i].intersects(fairy)) {
			game.children[i].destroy();
			coinCount++;
			coinCounterTxt.setText('Coins: ' + coinCount);
		}
	}
	// Update bullets
	for (var i = bullets.length - 1; i >= 0; i--) {
		bullets[i].update();
		if (bullets[i].y < -50) {
			bullets[i].destroy();
			bullets.splice(i, 1);
		}
	}
	for (var j = enemies.length - 1; j >= 0; j--) {
		enemies[j].update();
		if (enemies[j].y > 2732 + 50) {
			enemies[j].destroy();
			enemies.splice(j, 1);
		}
		if (fairy.intersects(enemies[j])) {
			var fairyX = fairy.x;
			var fairyY = fairy.y;
			// Create particle effect for fairy
			for (var p = 0; p < 20; p++) {
				var particle = LK.getAsset('star', {
					anchorX: 0.5,
					anchorY: 0.5,
					alpha: 1
				});
				particle.x = fairyX;
				particle.y = fairyY;
				particle.speedX = (Math.random() - 0.5) * 10;
				particle.speedY = (Math.random() - 0.5) * 10;
				particle.update = function () {
					this.x += this.speedX;
					this.y += this.speedY;
					this.alpha -= 0.02;
					if (this.alpha <= 0) {
						this.destroy();
					}
				};
				game.addChild(particle);
			}
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
		for (var k = bullets.length - 1; k >= 0; k--) {
			if (bullets[k].intersects(enemies[j])) {
				bullets[k].destroy();
				bullets.splice(k, 1);
				enemies[j].hitpoints--;
				if (enemies[j].hitpoints <= 0) {
					var enemyX = enemies[j].x;
					var enemyY = enemies[j].y;
					// Create particle effect
					for (var p = 0; p < 20; p++) {
						var particle = LK.getAsset('star', {
							anchorX: 0.5,
							anchorY: 0.5,
							alpha: 1
						});
						particle.x = enemyX;
						particle.y = enemyY;
						particle.speedX = (Math.random() - 0.5) * 10;
						particle.speedY = (Math.random() - 0.5) * 10;
						particle.update = function () {
							this.x += this.speedX;
							this.y += this.speedY;
							this.alpha -= 0.02;
							if (this.alpha <= 0) {
								this.destroy();
							}
						};
						game.addChild(particle);
					}
					enemies[j].destroy();
					enemies.splice(j, 1);
					score++;
					scoreTxt.setText(score);
					var dropChance = Math.random();
					if (dropChance < 0.2) {
						var newCoin = new Coin();
						newCoin.x = enemyX;
						newCoin.y = enemyY;
						game.addChild(newCoin);
					} else if (dropChance < 0.2) {
						var newPowerup = new Powerup();
						newPowerup.x = enemyX;
						newPowerup.y = enemyY;
						game.addChild(newPowerup);
					}
					if (enemies[j] instanceof Boss) {
						// Create bigger particle effect for boss
						for (var p = 0; p < 50; p++) {
							var particle = LK.getAsset('star', {
								anchorX: 0.5,
								anchorY: 0.5,
								alpha: 1
							});
							particle.x = enemyX;
							particle.y = enemyY;
							particle.speedX = (Math.random() - 0.5) * 20;
							particle.speedY = (Math.random() - 0.5) * 20;
							particle.update = function () {
								this.x += this.speedX;
								this.y += this.speedY;
								this.alpha -= 0.02;
								if (this.alpha <= 0) {
									this.destroy();
								}
							};
							game.addChild(particle);
						}
						LK.pauseGame();
						upgradeMenu.visible = true;
					}
				}
				break;
			}
		}
	}
	// Check for collisions
	// Check for coin collection
	for (var i = game.children.length - 1; i >= 0; i--) {
		if (game.children[i] instanceof Coin && game.children[i].intersects(fairy)) {
			game.children[i].destroy();
			coinCount++;
			coinCounterTxt.setText('Coins: ' + coinCount);
		}
	}
	for (var k = bullets.length - 1; k >= 0; k--) {
		for (var l = enemies.length - 1; l >= 0; l--) {
			if (bullets[k].intersects(enemies[l])) {
				bullets[k].destroy();
				bullets.splice(k, 1);
				enemies[l].hitpoints--;
				if (enemies[l].hitpoints <= 0) {
					var enemyX = enemies[l].x;
					var enemyY = enemies[l].y;
					enemies[l].destroy();
					enemies.splice(l, 1);
					score++;
					scoreTxt.setText(score);
					// Randomly drop coins or powerups
					var dropChance = Math.random();
					if (dropChance < 0.2) {
						var newCoin = new Coin();
						newCoin.x = enemyX;
						newCoin.y = enemyY;
						game.addChild(newCoin);
					} else if (dropChance < 0.2) {
						var newPowerup = new Powerup();
						newPowerup.x = enemyX;
						newPowerup.y = enemyY;
						game.addChild(newPowerup);
					}
					// Check if the destroyed enemy is the boss
					if (enemies[l] instanceof Boss) {
						LK.pauseGame(); // Pause the game
						upgradeMenu.visible = true; // Show the upgrade menu
					}
				}
				break;
			}
		}
	}
	// Spawn new bullets
	if (LK.ticks % 20 == 0 && isFairyHeld) {
		// Only spawn new bullets if the fairy is being held
		var newBullet = new Bullet();
		newBullet.x = fairy.x;
		newBullet.y = fairy.y;
		bullets.push(newBullet);
		game.addChild(newBullet);
	}
	// Spawn new enemies in a line
	if (LK.ticks % 600 == 0) {
		waveCount++;
		if (waveCount <= waveConfig.length) {
			var currentWave = waveConfig[waveCount - 1];
			var maxEnemiesPerLine = 4;
			var enemySpacing = 2048 / (maxEnemiesPerLine + 1); // Adjust spacing to center enemies
			var totalRows = Math.ceil(currentWave.enemies / maxEnemiesPerLine);
			for (var i = 0; i < currentWave.enemies; i++) {
				var newBlock = new Enemy();
				var row = Math.floor(i / maxEnemiesPerLine);
				newBlock.hitpoints = currentWave.hitpoints[row] || currentWave.hitpoints[currentWave.hitpoints.length - 1];
				newBlock.x = i % maxEnemiesPerLine * enemySpacing + enemySpacing / 2;
				newBlock.y = row * 200 - 50;
				enemies.push(newBlock);
				game.addChild(newBlock);
			}
			// Center the rows of enemies
			var totalWidth = (Math.min(currentWave.enemies, maxEnemiesPerLine) - 1) * enemySpacing;
			var offsetX = (2048 - totalWidth) / 2;
			for (var j = 0; j < enemies.length; j++) {
				enemies[j].x += offsetX;
			}
		} else if (waveCount == waveConfig.length + 1) {
			// Spawn boss enemy
			var boss = new Boss();
			boss.hitpoints = 20; // Set boss hitpoints
			boss.x = 2048 / 2;
			boss.y = 0;
			boss.speed = 5; // Set initial speed for lateral movement
			enemies.push(boss);
			game.addChild(boss);
		}
	}
}
// Initialize the game
initGame();
// Create and position the upgrade menu
var upgradeMenu = game.addChild(new UpgradeMenu());
upgradeMenu.x = 2048 / 2;
upgradeMenu.y = 2732 / 2;