/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
var Enemy = Container.expand(function (enemyType) {
	var self = Container.call(this);
	self.enemyType = enemyType;
	self.health = 1;
	self.speed = 2;
	self.damage = 1;
	self.points = 10;
	self.lastHitTime = 0;
	self.slowedTimer = 0;
	self.originalSpeed = 0;
	var enemyGraphics;
	if (enemyType === 'goblin') {
		enemyGraphics = self.attachAsset('goblin', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.health = 1;
		self.speed = 3;
		self.points = 10;
	} else if (enemyType === 'demon') {
		enemyGraphics = self.attachAsset('demon', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.health = 3;
		self.speed = 1.5;
		self.points = 30;
	} else if (enemyType === 'flyingEye') {
		enemyGraphics = self.attachAsset('flyingEye', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.health = 1;
		self.speed = 4;
		self.points = 20;
	} else if (enemyType === 'golem') {
		enemyGraphics = self.attachAsset('golem', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.health = 5;
		self.speed = 1;
		self.points = 50;
	} else if (enemyType === 'skeleton') {
		enemyGraphics = self.attachAsset('skeleton', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.health = 2;
		self.speed = 2;
		self.points = 20;
	} else if (enemyType === 'mushroom') {
		enemyGraphics = self.attachAsset('mushroom', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.health = 1;
		self.speed = 1;
		self.points = 15;
	} else if (enemyType === 'hellhound') {
		enemyGraphics = self.attachAsset('hellhound', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.health = 2;
		self.speed = 5;
		self.points = 25;
	} else if (enemyType === 'darkSorcerer') {
		enemyGraphics = self.attachAsset('darkSorcerer', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.health = 3;
		self.speed = 1.5;
		self.points = 40;
	}
	self.maxHealth = self.health;
	// Spawn from random edge
	var edge = Math.floor(Math.random() * 4);
	if (edge === 0) {
		// Top
		self.x = Math.random() * 2048;
		self.y = -50;
	} else if (edge === 1) {
		// Right
		self.x = 2048 + 50;
		self.y = Math.random() * 2732;
	} else if (edge === 2) {
		// Bottom
		self.x = Math.random() * 2048;
		self.y = 2732 + 50;
	} else {
		// Left
		self.x = -50;
		self.y = Math.random() * 2732;
	}
	self.applySlowEffect = function () {
		if (self.slowedTimer <= 0) {
			self.originalSpeed = self.speed;
		}
		self.slowedTimer = 180; // 3 seconds
		self.speed = self.originalSpeed * 0.3; // 70% speed reduction
		tween(enemyGraphics, {
			tint: 0x87CEEB
		}, {
			duration: 200
		});
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		self.lastHitTime = LK.ticks;
		// Flash red when hit
		tween(enemyGraphics, {
			tint: 0xFF0000
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(enemyGraphics, {
					tint: 0xFFFFFF
				}, {
					duration: 100
				});
			}
		});
		LK.getSound('enemyHit').play();
		if (self.health <= 0) {
			return true; // Enemy is dead
		}
		return false;
	};
	self.update = function () {
		// Handle slow effect
		if (self.slowedTimer > 0) {
			self.slowedTimer--;
			if (self.slowedTimer <= 0) {
				self.speed = self.originalSpeed;
				tween(enemyGraphics, {
					tint: 0xFFFFFF
				}, {
					duration: 200
				});
			}
		}
		// Move towards wizard
		var dx = wizard.x - self.x;
		var dy = wizard.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			var moveX = dx / distance * self.speed;
			var moveY = dy / distance * self.speed;
			// Flying eye has erratic movement
			if (self.enemyType === 'flyingEye') {
				moveX += (Math.random() - 0.5) * 2;
				moveY += (Math.random() - 0.5) * 2;
			}
			self.x += moveX;
			self.y += moveY;
		}
	};
	return self;
});
var Spell = Container.expand(function (spellType, startX, startY, targetX, targetY) {
	var self = Container.call(this);
	self.spellType = spellType;
	self.speed = 8;
	self.damage = 1;
	self.lifeTime = 180; // 3 seconds at 60fps
	self.age = 0;
	var spellGraphics;
	if (spellType === 'fireball') {
		spellGraphics = self.attachAsset('fireball', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.damage = 2;
	} else if (spellType === 'iceShard') {
		spellGraphics = self.attachAsset('iceShard', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.damage = 1;
		self.slowEffect = true;
	} else if (spellType === 'lightning') {
		spellGraphics = self.attachAsset('lightning', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.damage = 3;
		self.speed = 15;
	} else if (spellType === 'poisonCloud') {
		spellGraphics = self.attachAsset('poisonCloud', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.damage = 1;
		self.speed = 0;
		self.lifeTime = 300;
		spellGraphics.alpha = 0.6;
	} else if (spellType === 'explosion') {
		spellGraphics = self.attachAsset('explosion', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.damage = 4;
		self.speed = 0;
		self.lifeTime = 30;
		spellGraphics.alpha = 0.8;
	}
	self.x = startX;
	self.y = startY;
	// Calculate direction
	var dx = targetX - startX;
	var dy = targetY - startY;
	var distance = Math.sqrt(dx * dx + dy * dy);
	if (distance > 0) {
		self.velocityX = dx / distance * self.speed;
		self.velocityY = dy / distance * self.speed;
	} else {
		self.velocityX = 0;
		self.velocityY = 0;
	}
	self.createExplosion = function () {
		var explosion = new Spell('explosion', self.x, self.y, self.x, self.y);
		spells.push(explosion);
		game.addChild(explosion);
	};
	self.update = function () {
		self.age++;
		if (self.spellType !== 'poisonCloud' && self.spellType !== 'explosion') {
			self.x += self.velocityX;
			self.y += self.velocityY;
		}
		if (self.spellType === 'explosion') {
			var scale = 1 + self.age / 30 * 2;
			spellGraphics.scaleX = scale;
			spellGraphics.scaleY = scale;
		}
	};
	return self;
});
var SpellButton = Container.expand(function (spellType, buttonX, buttonY) {
	var self = Container.call(this);
	self.spellType = spellType;
	self.cooldown = 0;
	self.maxCooldown = 60; // 1 second
	self.manaCost = 10; // Default mana cost
	var buttonBg = self.attachAsset('spellButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var spellNames = {
		'fireball': 'Fire',
		'iceShard': 'Ice',
		'lightning': 'Bolt',
		'shield': 'Shield',
		'teleport': 'Port',
		'poisonCloud': 'Poison',
		'mindControl': 'Mind',
		'crystalWall': 'Wall',
		'explosion': 'Boom',
		'timeSlow': 'Slow'
	};
	var buttonText = new Text2(spellNames[spellType] || spellType, {
		size: 24,
		fill: 0xFFFFFF
	});
	buttonText.anchor.set(0.5, 0.5);
	self.addChild(buttonText);
	self.x = buttonX;
	self.y = buttonY;
	// Set different cooldowns and mana costs for different spells
	if (spellType === 'fireball') {
		self.maxCooldown = 30;
		self.manaCost = 15;
	} else if (spellType === 'iceShard') {
		self.maxCooldown = 25;
		self.manaCost = 10;
	} else if (spellType === 'lightning') {
		self.maxCooldown = 45;
		self.manaCost = 25;
	} else if (spellType === 'shield') {
		self.maxCooldown = 180;
		self.manaCost = 40;
	} else if (spellType === 'teleport') {
		self.maxCooldown = 120;
		self.manaCost = 30;
	} else if (spellType === 'poisonCloud') {
		self.maxCooldown = 90;
		self.manaCost = 35;
	} else if (spellType === 'mindControl') {
		self.maxCooldown = 150;
		self.manaCost = 50;
	} else if (spellType === 'crystalWall') {
		self.maxCooldown = 100;
		self.manaCost = 35;
	} else if (spellType === 'explosion') {
		self.maxCooldown = 80;
		self.manaCost = 45;
	} else if (spellType === 'timeSlow') {
		self.maxCooldown = 200;
		self.manaCost = 60;
	}
	self.canCast = function () {
		return self.cooldown <= 0 && wizardMana >= self.manaCost;
	};
	self.cast = function () {
		if (self.canCast()) {
			self.cooldown = self.maxCooldown;
			return true;
		}
		return false;
	};
	self.update = function () {
		if (self.cooldown > 0) {
			self.cooldown--;
			buttonBg.tint = 0x666666;
			buttonText.fill = 0x999999;
		} else if (wizardMana < self.manaCost) {
			// Not enough mana - show blue tint
			buttonBg.tint = 0x4444FF;
			buttonText.fill = 0x8888FF;
		} else {
			buttonBg.tint = 0xFFFFFF;
			buttonText.fill = 0xFFFFFF;
		}
	};
	self.down = function (x, y, obj) {
		if (self.canCast()) {
			castSpell(self.spellType);
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a1a2e
});

/**** 
* Game Code
****/ 
// Sounds
// UI Elements
// Enemies
// Spells
// Wizard
// Game variables
var wizard;
var enemies = [];
var spells = [];
var spellButtons = [];
var waveNumber = 1;
var enemiesSpawned = 0;
var enemiesPerWave = 5;
var spawnTimer = 0;
var spawnDelay = 120; // 2 seconds
var gameTime = 0;
var shieldActive = false;
var shieldObject = null;
var timeSlowActive = false;
var timeSlowTimer = 0;
var wizardHealth = 100;
var wizardMaxHealth = 100;
var wizardMana = 180;
var wizardMaxMana = 180;
var manaRegenRate = 0.5; // Mana regenerated per frame
var healthBar = null;
var healthBarFill = null;
var manaBar = null;
var manaBarFill = null;
// Enemy types for spawning
var enemyTypes = ['goblin', 'demon', 'flyingEye', 'golem', 'skeleton', 'mushroom', 'hellhound', 'darkSorcerer'];
// Create wizard
wizard = game.addChild(new Container());
var wizardGraphics = wizard.attachAsset('wizard', {
	anchorX: 0.5,
	anchorY: 0.5
});
wizard.x = 1024;
wizard.y = 1366;
// Create spell buttons
var spellTypes = ['fireball', 'iceShard', 'lightning', 'shield', 'teleport', 'poisonCloud', 'mindControl', 'crystalWall', 'explosion', 'timeSlow'];
for (var i = 0; i < spellTypes.length; i++) {
	var buttonX = 150 + i % 5 * 140;
	var buttonY = 2600 + Math.floor(i / 5) * 100;
	var button = new SpellButton(spellTypes[i], buttonX, buttonY);
	spellButtons.push(button);
	game.addChild(button);
}
// Create score display
var scoreTxt = new Text2('Score: 0', {
	size: 60,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0, 0);
scoreTxt.x = 150;
scoreTxt.y = 100;
game.addChild(scoreTxt);
// Create wave display
var waveTxt = new Text2('Wave: 1', {
	size: 50,
	fill: 0xFFFF00
});
waveTxt.anchor.set(0, 0);
waveTxt.x = 150;
waveTxt.y = 180;
game.addChild(waveTxt);
// Create health bar
healthBar = game.addChild(new Container());
var healthBarBg = healthBar.attachAsset('healthBarBg', {
	anchorX: 0,
	anchorY: 0
});
healthBarFill = healthBar.attachAsset('healthBarFill', {
	anchorX: 0,
	anchorY: 0
});
healthBar.x = 150;
healthBar.y = 250;
// Health bar text
var healthTxt = new Text2('Health: 100/100', {
	size: 40,
	fill: 0xFFFFFF
});
healthTxt.anchor.set(0, 0);
healthTxt.x = 150;
healthTxt.y = 280;
game.addChild(healthTxt);
// Create mana bar
manaBar = game.addChild(new Container());
var manaBarBg = manaBar.attachAsset('manaBarBg', {
	anchorX: 0,
	anchorY: 0
});
manaBarFill = manaBar.attachAsset('manaBarFill', {
	anchorX: 0,
	anchorY: 0
});
manaBar.x = 150;
manaBar.y = 330;
// Mana bar text
var manaTxt = new Text2('Mana: 180/180', {
	size: 40,
	fill: 0x0080FF
});
manaTxt.anchor.set(0, 0);
manaTxt.x = 150;
manaTxt.y = 360;
game.addChild(manaTxt);
function castSpell(spellType) {
	// Find the button and check cooldown
	var button = null;
	for (var i = 0; i < spellButtons.length; i++) {
		if (spellButtons[i].spellType === spellType) {
			button = spellButtons[i];
			break;
		}
	}
	if (!button || !button.cast()) return;
	// Consume mana
	wizardMana -= button.manaCost;
	if (wizardMana < 0) wizardMana = 0;
	// Update mana display
	var manaPercent = wizardMana / wizardMaxMana;
	manaBarFill.scaleX = manaPercent;
	manaTxt.setText('Mana: ' + Math.floor(wizardMana) + '/' + wizardMaxMana);
	LK.getSound('spellCast').play();
	if (spellType === 'shield') {
		activateShield();
	} else if (spellType === 'teleport') {
		teleportWizard();
	} else if (spellType === 'timeSlow') {
		activateTimeSlow();
	} else if (spellType === 'mindControl') {
		mindControlEnemies();
	} else if (spellType === 'crystalWall') {
		createCrystalWall();
	} else if (spellType === 'explosion') {
		// Explosion at wizard location
		var spell = new Spell(spellType, wizard.x, wizard.y, wizard.x, wizard.y);
		spells.push(spell);
		game.addChild(spell);
	} else {
		// Targeted spells - cast towards nearest enemy
		var nearestEnemy = findNearestEnemy();
		if (nearestEnemy) {
			var spell = new Spell(spellType, wizard.x, wizard.y, nearestEnemy.x, nearestEnemy.y);
			spell.targetX = nearestEnemy.x;
			spell.targetY = nearestEnemy.y;
			spells.push(spell);
			game.addChild(spell);
		}
	}
}
function findNearestEnemy() {
	var nearest = null;
	var minDistance = Infinity;
	for (var i = 0; i < enemies.length; i++) {
		var dx = enemies[i].x - wizard.x;
		var dy = enemies[i].y - wizard.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < minDistance) {
			minDistance = distance;
			nearest = enemies[i];
		}
	}
	return nearest;
}
function activateShield() {
	if (shieldObject) {
		shieldObject.destroy();
	}
	shieldObject = game.addChild(new Container());
	var shieldGraphics = shieldObject.attachAsset('shield', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	shieldGraphics.alpha = 0.5;
	shieldActive = true;
	LK.setTimeout(function () {
		if (shieldObject) {
			shieldObject.destroy();
			shieldObject = null;
		}
		shieldActive = false;
	}, 3000);
}
function teleportWizard() {
	// Teleport to a safe random location
	var attempts = 0;
	var newX, newY;
	do {
		newX = 200 + Math.random() * (2048 - 400);
		newY = 200 + Math.random() * (2200 - 400);
		attempts++;
	} while (attempts < 10 && isLocationUnsafe(newX, newY));
	wizard.x = newX;
	wizard.y = newY;
	// Teleport effect
	LK.effects.flashObject(wizard, 0x00FFFF, 500);
}
function isLocationUnsafe(x, y) {
	for (var i = 0; i < enemies.length; i++) {
		var dx = enemies[i].x - x;
		var dy = enemies[i].y - y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < 150) return true;
	}
	return false;
}
function activateTimeSlow() {
	timeSlowActive = true;
	timeSlowTimer = 300; // 5 seconds
	LK.effects.flashScreen(0x0066FF, 200);
	// Visual effect on all enemies
	for (var i = 0; i < enemies.length; i++) {
		tween(enemies[i], {
			tint: 0x6666FF
		}, {
			duration: 300,
			onFinish: function onFinish() {
				if (!timeSlowActive) {
					tween(this, {
						tint: 0xFFFFFF
					}, {
						duration: 200
					});
				}
			}
		});
	}
}
function mindControlEnemies() {
	var controlled = 0;
	for (var i = 0; i < enemies.length && controlled < 3; i++) {
		var dx = enemies[i].x - wizard.x;
		var dy = enemies[i].y - wizard.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < 300) {
			// Mind control effect - purple flash then instant kill
			tween(enemies[i], {
				tint: 0x9932CC
			}, {
				duration: 200,
				onFinish: function onFinish() {
					tween(this, {
						scaleX: 0,
						scaleY: 0,
						alpha: 0
					}, {
						duration: 300,
						onFinish: function onFinish() {
							enemies[i].takeDamage(enemies[i].health);
						}
					});
				}
			});
			controlled++;
		}
	}
}
function createCrystalWall() {
	for (var i = 0; i < 5; i++) {
		var wallX = wizard.x - 100 + i * 50;
		var wallY = wizard.y - 150;
		var wall = new Container();
		var wallGraphics = wall.attachAsset('crystalWall', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		wall.x = wallX;
		wall.y = wallY;
		wall.health = 10; // Increased from 3 to 10
		wall.lifeTime = 600; // 10 seconds
		wall.age = 0;
		wall.isWall = true;
		// Crystal sparkle effect
		tween(wallGraphics, {
			alpha: 0.7
		}, {
			duration: 1000,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				tween(wallGraphics, {
					alpha: 1
				}, {
					duration: 1000,
					easing: tween.easeInOut
				});
			}
		});
		wall.update = function () {
			this.age++;
			if (this.age >= this.lifeTime) {
				var wallToDestroy = this;
				tween(wallGraphics, {
					scaleX: 0,
					scaleY: 0,
					alpha: 0
				}, {
					duration: 200,
					onFinish: function onFinish() {
						wallToDestroy.destroy();
					}
				});
			}
		};
		spells.push(wall);
		game.addChild(wall);
	}
}
function damageWizard(damage) {
	wizardHealth -= damage;
	if (wizardHealth < 0) wizardHealth = 0;
	// Update health bar
	var healthPercent = wizardHealth / wizardMaxHealth;
	healthBarFill.scaleX = healthPercent;
	// Change color based on health
	if (healthPercent > 0.6) {
		healthBarFill.tint = 0x00ff00; // Green
	} else if (healthPercent > 0.3) {
		healthBarFill.tint = 0xffff00; // Yellow
	} else {
		healthBarFill.tint = 0xff0000; // Red
	}
	// Update health text
	healthTxt.setText('Health: ' + wizardHealth + '/' + wizardMaxHealth);
	if (wizardHealth <= 0) {
		LK.effects.flashScreen(0xFF0000, 500);
		LK.showGameOver();
	}
}
function spawnEnemy() {
	if (enemiesSpawned < enemiesPerWave) {
		var enemyType = enemyTypes[Math.floor(Math.random() * Math.min(enemyTypes.length, 2 + Math.floor(waveNumber / 2)))];
		var enemy = new Enemy(enemyType);
		enemies.push(enemy);
		game.addChild(enemy);
		enemiesSpawned++;
	}
}
function checkCollisions() {
	// Spells vs Enemies
	for (var s = spells.length - 1; s >= 0; s--) {
		var spell = spells[s];
		// Area damage spells (explosion, poison cloud)
		if (spell.spellType === 'explosion' || spell.spellType === 'poisonCloud') {
			for (var e = enemies.length - 1; e >= 0; e--) {
				var enemy = enemies[e];
				var dx = enemy.x - spell.x;
				var dy = enemy.y - spell.y;
				var distance = Math.sqrt(dx * dx + dy * dy);
				var damageRadius = spell.spellType === 'explosion' ? 120 : 80;
				if (distance < damageRadius) {
					var isDead = enemy.takeDamage(spell.damage);
					if (isDead) {
						LK.setScore(LK.getScore() + enemy.points);
						scoreTxt.setText('Score: ' + LK.getScore());
						enemy.destroy();
						enemies.splice(e, 1);
						LK.getSound('enemyDeath').play();
					}
				}
			}
		} else {
			// Single target spells
			for (var e = enemies.length - 1; e >= 0; e--) {
				var enemy = enemies[e];
				if (spell.intersects && spell.intersects(enemy)) {
					// Apply ice shard slow effect
					if (spell.slowEffect) {
						enemy.applySlowEffect();
					}
					var isDead = enemy.takeDamage(spell.damage);
					if (isDead) {
						LK.setScore(LK.getScore() + enemy.points);
						scoreTxt.setText('Score: ' + LK.getScore());
						enemy.destroy();
						enemies.splice(e, 1);
						LK.getSound('enemyDeath').play();
					}
					// Fireball creates explosion on impact
					if (spell.spellType === 'fireball') {
						spell.createExplosion();
					}
					if (spell.spellType !== 'poisonCloud') {
						spell.destroy();
						spells.splice(s, 1);
						break;
					}
				}
			}
		}
	}
	// Enemies vs Crystal Walls
	for (var w = spells.length - 1; w >= 0; w--) {
		var wall = spells[w];
		if (wall.isWall) {
			for (var e = enemies.length - 1; e >= 0; e--) {
				var enemy = enemies[e];
				if (enemy.intersects && enemy.intersects(wall)) {
					// Enemy damages wall
					wall.health -= 1;
					// Knock back enemy
					var dx = enemy.x - wall.x;
					var dy = enemy.y - wall.y;
					var distance = Math.sqrt(dx * dx + dy * dy);
					if (distance > 0) {
						enemy.x += dx / distance * 50;
						enemy.y += dy / distance * 50;
					}
					// Destroy wall if health depleted
					if (wall.health <= 0) {
						wall.destroy();
						spells.splice(w, 1);
					}
					// Flash wall when hit
					tween(wall, {
						tint: 0xFF0000
					}, {
						duration: 100,
						onFinish: function onFinish() {
							tween(wall, {
								tint: 0xFFFFFF
							}, {
								duration: 100
							});
						}
					});
					break;
				}
			}
		}
	}
	// Enemies vs Wizard
	for (var e = enemies.length - 1; e >= 0; e--) {
		var enemy = enemies[e];
		if (enemy.intersects && enemy.intersects(wizard)) {
			if (!shieldActive) {
				// Only damage if enough time has passed since last hit
				if (LK.ticks - enemy.lastHitTime > 60) {
					// 1 second cooldown
					damageWizard(enemy.damage * 10); // Scale damage for visibility
					enemy.lastHitTime = LK.ticks;
				}
			} else {
				// Shield absorbs hit
				enemy.destroy();
				enemies.splice(e, 1);
				if (shieldObject) {
					shieldObject.destroy();
					shieldObject = null;
					shieldActive = false;
				}
			}
		}
	}
}
game.move = function (x, y, obj) {
	if (x > 100 && x < 1948 && y > 100 && y < 2200) {
		wizard.x = x;
		wizard.y = y;
	}
};
game.update = function () {
	gameTime++;
	// Regenerate mana
	if (wizardMana < wizardMaxMana) {
		wizardMana += manaRegenRate;
		if (wizardMana > wizardMaxMana) {
			wizardMana = wizardMaxMana;
		}
		// Update mana display
		var manaPercent = wizardMana / wizardMaxMana;
		manaBarFill.scaleX = manaPercent;
		manaTxt.setText('Mana: ' + Math.floor(wizardMana) + '/' + wizardMaxMana);
	}
	// Update time slow
	if (timeSlowActive) {
		timeSlowTimer--;
		if (timeSlowTimer <= 0) {
			timeSlowActive = false;
		}
	}
	// Update shield position
	if (shieldObject) {
		shieldObject.x = wizard.x;
		shieldObject.y = wizard.y;
	}
	// Spawn enemies
	spawnTimer++;
	var actualSpawnDelay = timeSlowActive ? spawnDelay * 2 : spawnDelay;
	if (spawnTimer >= actualSpawnDelay) {
		spawnEnemy();
		spawnTimer = 0;
	}
	// Update spells
	for (var s = spells.length - 1; s >= 0; s--) {
		var spell = spells[s];
		spell.age++;
		if (spell.age >= spell.lifeTime || spell.x < -100 || spell.x > 2148 || spell.y < -100 || spell.y > 2832) {
			spell.destroy();
			spells.splice(s, 1);
		}
	}
	// Update enemies with proper time slow effect
	for (var e = 0; e < enemies.length; e++) {
		if (timeSlowActive && !enemies[e].timeSlowApplied) {
			enemies[e].originalSpeed = enemies[e].speed;
			enemies[e].speed *= 0.3; // 70% speed reduction
			enemies[e].timeSlowApplied = true;
		} else if (!timeSlowActive && enemies[e].timeSlowApplied) {
			enemies[e].speed = enemies[e].originalSpeed;
			enemies[e].timeSlowApplied = false;
		}
	}
	// Check for wave completion
	if (enemiesSpawned >= enemiesPerWave && enemies.length === 0) {
		waveNumber++;
		enemiesSpawned = 0;
		enemiesPerWave = 5 + waveNumber * 2;
		spawnDelay = Math.max(30, 120 - waveNumber * 5);
		waveTxt.setText('Wave: ' + waveNumber);
		// Bonus points for completing wave
		LK.setScore(LK.getScore() + waveNumber * 50);
		scoreTxt.setText('Score: ' + LK.getScore());
	}
	checkCollisions();
};