/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	highscore: 0,
	totalGamesPlayed: 0
});

/**** 
* Classes
****/ 
var Arrow = Container.expand(function () {
	var self = Container.call(this);
	self.arrowBody = self.attachAsset('arrow', {
		anchorX: 0,
		anchorY: 0.5
	});
	self.arrowHead = self.attachAsset('arrowHead', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 50
	});
	self.speed = 15;
	self.damage = 10;
	self.pierce = 0;
	self.pierceCount = 0;
	self.hitEnemies = [];
	self.update = function () {
		self.x += Math.cos(self.rotation) * self.speed;
		self.y += Math.sin(self.rotation) * self.speed;
		// Remove if offscreen
		if (self.x < -100 || self.x > 2148 || self.y < -100 || self.y > 2832) {
			self.needsRemoval = true;
		}
	};
	self.canHit = function (monster) {
		if (self.hitEnemies.indexOf(monster.id) !== -1) {
			return false;
		}
		return true;
	};
	self.hit = function (monster) {
		self.hitEnemies.push(monster.id);
		self.pierceCount++;
		if (self.pierceCount > self.pierce) {
			self.needsRemoval = true;
		}
	};
	return self;
});
var Monster = Container.expand(function () {
	var self = Container.call(this);
	self.id = Date.now() + Math.floor(Math.random() * 10000);
	self.body = self.attachAsset('monster', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.maxHealth = 20;
	self.health = self.maxHealth;
	self.speed = 2;
	self.damage = 10;
	self.lastAttackTime = 0;
	self.attackCooldown = 1000;
	self.update = function () {
		if (player && !paused) {
			var dx = player.x - self.x;
			var dy = player.y - self.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist > 10) {
				self.x += dx / dist * self.speed;
				self.y += dy / dist * self.speed;
			}
			// Attack player
			if (dist < 100) {
				var now = Date.now();
				if (now - self.lastAttackTime > self.attackCooldown) {
					self.lastAttackTime = now;
					if (player.takeDamage(self.damage)) {
						LK.getSound('death').play();
						gameOver();
					}
				}
			}
		}
	};
	self.takeDamage = function (amount) {
		self.health -= amount;
		// Flash red when hit
		LK.effects.flashObject(self, 0xFF0000, 200);
		LK.getSound('hit').play();
		if (self.health <= 0) {
			return true;
		}
		return false;
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	self.body = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.maxHealth = 100;
	self.health = self.maxHealth;
	self.attackSpeed = 2;
	self.lastAttackTime = 0;
	self.movementSpeed = 0;
	self.abilities = [];
	self.shoot = function (targetX, targetY) {
		var now = Date.now();
		if (now - self.lastAttackTime < 1000 / self.attackSpeed) {
			return null;
		}
		self.lastAttackTime = now;
		var arrow = new Arrow();
		arrow.x = self.x;
		arrow.y = self.y;
		var angle = Math.atan2(targetY - self.y, targetX - self.x);
		arrow.rotation = angle;
		LK.getSound('shoot').play();
		return arrow;
	};
	self.takeDamage = function (amount) {
		self.health -= amount;
		if (self.health <= 0) {
			self.health = 0;
			return true;
		}
		return false;
	};
	self.addAbility = function (ability) {
		self.abilities.push(ability);
		// Apply ability effects
		if (ability.type === "attackSpeed") {
			self.attackSpeed += ability.value;
		} else if (ability.type === "health") {
			self.maxHealth += ability.value;
			self.health = Math.min(self.health + ability.value, self.maxHealth);
		} else if (ability.type === "arrowDamage") {
			arrowDamage += ability.value;
		} else if (ability.type === "arrowPierce") {
			arrowPierce += ability.value;
		} else if (ability.type === "arrowSpeed") {
			arrowSpeed += ability.value;
		}
	};
	return self;
});
var UpgradeCard = Container.expand(function (ability) {
	var self = Container.call(this);
	self.ability = ability;
	self.background = self.attachAsset('upgradeCard', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.icon = self.attachAsset('powerIcon', {
		anchorX: 0.5,
		anchorY: 0.5,
		y: -150
	});
	// Title
	self.title = new Text2(ability.name, {
		size: 40,
		fill: 0x000000
	});
	self.title.anchor.set(0.5, 0.5);
	self.title.y = -50;
	self.addChild(self.title);
	// Description
	self.description = new Text2(ability.description, {
		size: 30,
		fill: 0x333333
	});
	self.description.anchor.set(0.5, 0.5);
	self.description.y = 50;
	self.addChild(self.description);
	self.down = function (x, y, obj) {
		tween(self, {
			scaleX: 0.95,
			scaleY: 0.95
		}, {
			duration: 100
		});
	};
	self.up = function (x, y, obj) {
		tween(self, {
			scaleX: 1,
			scaleY: 1
		}, {
			duration: 100,
			onFinish: function onFinish() {
				if (player) {
					player.addAbility(self.ability);
					hideUpgradeScreen();
					startNextWave();
					LK.getSound('levelup').play();
				}
			}
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x222222
});

/**** 
* Game Code
****/ 
// Game variables
var player;
var monsters = [];
var arrows = [];
var upgradeCards = [];
var paused = false;
var currentWave = 0;
var monstersKilled = 0;
var lastSpawnTime = 0;
var showingUpgrades = false;
// Arrow properties
var arrowDamage = 20;
var arrowPierce = 1;
var arrowSpeed = 18;
// Abilities pool
var abilitiesPool = [{
	name: "Quick Shot",
	description: "Increase attack speed by 15%",
	type: "attackSpeed",
	value: 0.15
}, {
	name: "Heavy Arrow",
	description: "Increase arrow damage by 5",
	type: "arrowDamage",
	value: 5
}, {
	name: "Fortify",
	description: "Increase max health by 20",
	type: "health",
	value: 20
}, {
	name: "Piercing Shot",
	description: "Arrows pierce through one additional enemy",
	type: "arrowPierce",
	value: 1
}, {
	name: "Swift Arrow",
	description: "Increase arrow speed by 2",
	type: "arrowSpeed",
	value: 2
}];
// UI elements
var waveText = new Text2("Wave: 1", {
	size: 60,
	fill: 0xFFFFFF
});
waveText.anchor.set(0.5, 0);
LK.gui.top.addChild(waveText);
var scoreText = new Text2("Score: 0", {
	size: 60,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0, 0);
scoreText.x = 150;
scoreText.y = 10;
LK.gui.topLeft.addChild(scoreText);
var healthBarBg = LK.getAsset('healthBarBg', {
	anchorX: 0.5,
	anchorY: 0.5
});
var healthBar = LK.getAsset('healthBar', {
	anchorX: 0,
	anchorY: 0.5
});
healthBarBg.x = 2048 / 2;
healthBarBg.y = 50;
healthBar.x = healthBarBg.x - 100;
healthBar.y = healthBarBg.y;
LK.gui.addChild(healthBarBg);
LK.gui.addChild(healthBar);
var upgradeContainer = new Container();
upgradeContainer.visible = false;
LK.gui.addChild(upgradeContainer);
var upgradeTitle = new Text2("Choose an Upgrade", {
	size: 80,
	fill: 0xFFFFFF
});
upgradeTitle.anchor.set(0.5, 0.5);
upgradeTitle.x = 2048 / 2;
upgradeTitle.y = 200;
upgradeContainer.addChild(upgradeTitle);
function initGame() {
	currentWave = 0;
	monstersKilled = 0;
	paused = false;
	showingUpgrades = false;
	monsters = [];
	arrows = [];
	// Initialize player
	player = new Player();
	player.x = 2048 / 2;
	player.y = 2732 / 2;
	game.addChild(player);
	// Reset arrow properties to stronger defaults
	arrowDamage = 20;
	arrowPierce = 1;
	arrowSpeed = 18;
	// Update UI
	waveText.setText("Wave: 1");
	scoreText.setText("Score: 0");
	// Start first wave
	startNextWave();
	// Play music
	LK.playMusic('gameMusic');
}
function startNextWave() {
	currentWave++;
	waveText.setText("Wave: " + currentWave);
	lastSpawnTime = Date.now();
}
function spawnMonster() {
	var monster = new Monster();
	// Scale difficulty with wave, but with reduced health to make monsters easier to defeat
	monster.maxHealth = 10 + currentWave * 3;
	monster.health = monster.maxHealth;
	monster.speed = 1.5 + currentWave * 0.05;
	monster.damage = 5 + currentWave;
	// Spawn from random edge of screen
	var side = Math.floor(Math.random() * 4);
	switch (side) {
		case 0:
			// Top
			monster.x = Math.random() * 2048;
			monster.y = -100;
			break;
		case 1:
			// Right
			monster.x = 2148;
			monster.y = Math.random() * 2732;
			break;
		case 2:
			// Bottom
			monster.x = Math.random() * 2048;
			monster.y = 2832;
			break;
		case 3:
			// Left
			monster.x = -100;
			monster.y = Math.random() * 2732;
			break;
	}
	monsters.push(monster);
	game.addChild(monster);
	return monster;
}
function showUpgradeScreen() {
	paused = true;
	showingUpgrades = true;
	upgradeContainer.visible = true;
	// Clear previous upgrade cards
	for (var i = 0; i < upgradeCards.length; i++) {
		upgradeCards[i].parent.removeChild(upgradeCards[i]);
	}
	upgradeCards = [];
	// Pick 3 random abilities
	var availableAbilities = [].concat(abilitiesPool);
	for (var i = 0; i < 3; i++) {
		if (availableAbilities.length === 0) break;
		var index = Math.floor(Math.random() * availableAbilities.length);
		var ability = availableAbilities.splice(index, 1)[0];
		var card = new UpgradeCard(ability);
		card.x = 2048 / 2 + (i - 1) * 450;
		card.y = 2732 / 2;
		upgradeCards.push(card);
		upgradeContainer.addChild(card);
	}
}
function hideUpgradeScreen() {
	paused = false;
	showingUpgrades = false;
	upgradeContainer.visible = false;
}
function updateHealthBar() {
	if (player) {
		var healthPercent = player.health / player.maxHealth;
		healthBar.width = 200 * healthPercent;
	}
}
function gameOver() {
	// Update high score in storage
	if (monstersKilled > storage.highscore) {
		storage.highscore = monstersKilled;
	}
	storage.totalGamesPlayed = (storage.totalGamesPlayed || 0) + 1;
	LK.showGameOver();
}
function handleClick(x, y, obj) {
	if (paused || !player) return;
	var arrow = player.shoot(x, y);
	if (arrow) {
		arrow.damage = arrowDamage;
		arrow.pierce = arrowPierce;
		arrow.speed = arrowSpeed;
		arrows.push(arrow);
		game.addChild(arrow);
	}
}
game.down = handleClick;
game.update = function () {
	if (paused) return;
	// Spawn monsters
	var now = Date.now();
	var spawnInterval = Math.max(2000 - currentWave * 100, 500);
	var monstersPerWave = 3 + Math.floor(currentWave * 1.5); // Start with fewer monsters but increase more aggressively
	if (now - lastSpawnTime > spawnInterval && monsters.length < monstersPerWave) {
		spawnMonster();
	}
	// Check if wave is complete
	if (monsters.length === 0 && now - lastSpawnTime > spawnInterval * monstersPerWave) {
		if (!showingUpgrades) {
			showUpgradeScreen();
		}
	}
	// Update arrows
	for (var i = arrows.length - 1; i >= 0; i--) {
		if (arrows[i].needsRemoval) {
			game.removeChild(arrows[i]);
			arrows.splice(i, 1);
			continue;
		}
	}
	// Check for collisions
	for (var i = arrows.length - 1; i >= 0; i--) {
		var arrow = arrows[i];
		for (var j = monsters.length - 1; j >= 0; j--) {
			var monster = monsters[j];
			if (arrow.canHit(monster) && arrow.intersects(monster)) {
				arrow.hit(monster);
				if (monster.takeDamage(arrow.damage)) {
					game.removeChild(monster);
					monsters.splice(j, 1);
					monstersKilled++;
					scoreText.setText("Score: " + monstersKilled);
				}
				if (arrow.needsRemoval) {
					game.removeChild(arrow);
					arrows.splice(i, 1);
					break;
				}
			}
		}
	}
	// Update health bar
	updateHealthBar();
};
// Start the game
initGame();

===================================================================
--- original.js
+++ change.js
@@ -415,9 +415,9 @@
 	if (paused) return;
 	// Spawn monsters
 	var now = Date.now();
 	var spawnInterval = Math.max(2000 - currentWave * 100, 500);
-	var monstersPerWave = 5 + currentWave;
+	var monstersPerWave = 3 + Math.floor(currentWave * 1.5); // Start with fewer monsters but increase more aggressively
 	if (now - lastSpawnTime > spawnInterval && monsters.length < monstersPerWave) {
 		spawnMonster();
 	}
 	// Check if wave is complete