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

/**** 
* Classes
****/ 
var Dragon = Container.expand(function () {
	var self = Container.call(this);
	var dragonGraphics = self.attachAsset('dragon', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.baseSpeed = 3;
	self.currentSpeed = self.baseSpeed;
	self.fireTimer = 0;
	self.fireInterval = 120; // 2 seconds initially
	self.update = function () {
		// Follow player
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 5) {
			self.x += dx / distance * self.currentSpeed;
			self.y += dy / distance * self.currentSpeed;
		}
		// Fire breathing timer
		self.fireTimer++;
		if (self.fireTimer >= self.fireInterval) {
			self.breatheFire();
			self.fireTimer = 0;
		}
		// Adjust difficulty based on score
		var difficulty = Math.floor(score / 10);
		self.currentSpeed = self.baseSpeed + difficulty * 0.5;
		self.fireInterval = Math.max(60, 120 - difficulty * 10);
	};
	self.breatheFire = function () {
		var fireball = new Fireball();
		fireball.x = self.x;
		fireball.y = self.y;
		// Aim towards player
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		fireball.directionX = dx / distance;
		fireball.directionY = dy / distance;
		fireballs.push(fireball);
		game.addChild(fireball);
		LK.getSound('fire').play();
	};
	return self;
});
var Fireball = Container.expand(function () {
	var self = Container.call(this);
	var fireballGraphics = self.attachAsset('fireball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 6;
	self.directionX = 0;
	self.directionY = 0;
	self.lifetime = 300; // 5 seconds
	self.update = function () {
		self.x += self.directionX * self.speed;
		self.y += self.directionY * self.speed;
		fireballGraphics.rotation += 0.2;
		fireballGraphics.alpha = Math.sin(LK.ticks * 0.5) * 0.3 + 0.7;
		self.lifetime--;
		if (self.lifetime <= 0) {
			self.shouldDestroy = true;
		}
		// Check bounds
		if (self.x < -100 || self.x > 2148 || self.y < -100 || self.y > 2832) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var Gem = Container.expand(function () {
	var self = Container.call(this);
	var gemGraphics = self.attachAsset('gem', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.points = 25;
	self.floatOffset = Math.random() * Math.PI * 2;
	self.update = function () {
		gemGraphics.y = Math.sin(LK.ticks * 0.15 + self.floatOffset) * 3;
		gemGraphics.rotation += 0.05;
		gemGraphics.scaleX = Math.sin(LK.ticks * 0.1 + self.floatOffset) * 0.2 + 1;
		gemGraphics.scaleY = Math.sin(LK.ticks * 0.1 + self.floatOffset) * 0.2 + 1;
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.invulnerable = false;
	self.invulnerabilityTime = 0;
	self.speedBoost = false;
	self.speedBoostTime = 0;
	self.update = function () {
		if (self.invulnerabilityTime > 0) {
			self.invulnerabilityTime--;
			playerGraphics.alpha = Math.sin(LK.ticks * 0.3) * 0.5 + 0.5;
			if (self.invulnerabilityTime <= 0) {
				self.invulnerable = false;
				playerGraphics.alpha = 1;
			}
		}
		if (self.speedBoostTime > 0) {
			self.speedBoostTime--;
			if (self.speedBoostTime <= 0) {
				self.speedBoost = false;
				playerGraphics.tint = 0xFFFFFF;
			}
		}
	};
	self.activateInvulnerability = function () {
		self.invulnerable = true;
		self.invulnerabilityTime = 120; // 2 seconds at 60fps
	};
	self.activateSpeedBoost = function () {
		self.speedBoost = true;
		self.speedBoostTime = 300; // 5 seconds at 60fps
		playerGraphics.tint = 0x00FFFF;
	};
	return self;
});
var PowerUp = Container.expand(function () {
	var self = Container.call(this);
	var powerupGraphics = self.attachAsset('powerup', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.type = Math.random() < 0.5 ? 'speed' : 'invulnerable';
	self.floatOffset = Math.random() * Math.PI * 2;
	if (self.type === 'invulnerable') {
		powerupGraphics.tint = 0xFFD700;
	}
	self.update = function () {
		powerupGraphics.y = Math.sin(LK.ticks * 0.2 + self.floatOffset) * 8;
		powerupGraphics.rotation += 0.1;
		powerupGraphics.alpha = Math.sin(LK.ticks * 0.3) * 0.3 + 0.7;
	};
	return self;
});
var Treasure = Container.expand(function () {
	var self = Container.call(this);
	var treasureGraphics = self.attachAsset('treasure', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.points = 10;
	self.floatOffset = Math.random() * Math.PI * 2;
	self.update = function () {
		treasureGraphics.y = Math.sin(LK.ticks * 0.1 + self.floatOffset) * 5;
		treasureGraphics.rotation += 0.02;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x8B4513
});

/**** 
* Game Code
****/ 
game.setBackgroundColor(0xDEB887);
// Game variables
var score = 0;
var health = 250;
var maxHealth = 250;
var gameTimer = 80 * 60; // 1 minute 20 seconds (80 seconds) at 60fps
var treasures = [];
var gems = [];
var powerups = [];
var fireballs = [];
var treasureSpawnTimer = 0;
var gemSpawnTimer = 0;
var powerupSpawnTimer = 0;
// Create player
var player = game.addChild(new Player());
player.x = 1024;
player.y = 1366;
// Create dragon
var dragon = game.addChild(new Dragon());
dragon.x = 200;
dragon.y = 200;
// UI Elements
var scoreTxt = new Text2('Score: 0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
var healthTxt = new Text2('Health: 250/250', {
	size: 60,
	fill: 0x00FF00
});
healthTxt.anchor.set(0, 0);
healthTxt.x = 120;
healthTxt.y = 20;
LK.gui.addChild(healthTxt);
var timerTxt = new Text2('Time: 1:20', {
	size: 70,
	fill: 0xFFFFFF
});
timerTxt.anchor.set(1, 0);
timerTxt.x = 2048 - 20;
timerTxt.y = 20;
LK.gui.addChild(timerTxt);
var instructionTxt = new Text2('Tap to move! Collect treasures, avoid the dragon!', {
	size: 50,
	fill: 0xFFFFFF
});
instructionTxt.anchor.set(0.5, 1);
LK.gui.bottom.addChild(instructionTxt);
// Game logic functions
function spawnTreasure() {
	var treasure = new Treasure();
	treasure.x = Math.random() * 1800 + 124;
	treasure.y = Math.random() * 2400 + 166;
	treasures.push(treasure);
	game.addChild(treasure);
}
function spawnGem() {
	var gem = new Gem();
	gem.x = Math.random() * 1800 + 124;
	gem.y = Math.random() * 2400 + 166;
	gems.push(gem);
	game.addChild(gem);
}
function spawnPowerUp() {
	var powerup = new PowerUp();
	powerup.x = Math.random() * 1800 + 124;
	powerup.y = Math.random() * 2400 + 166;
	powerups.push(powerup);
	game.addChild(powerup);
}
function updateScore(points) {
	score += points;
	scoreTxt.setText('Score: ' + score);
	LK.setScore(score);
}
function updateHealth(damage) {
	health = Math.max(0, health - damage);
	healthTxt.setText('Health: ' + health + '/' + maxHealth);
	// Change color based on health percentage
	var healthPercent = health / maxHealth;
	if (healthPercent > 0.6) {
		healthTxt.fill = 0x00FF00; // Green
	} else if (healthPercent > 0.3) {
		healthTxt.fill = 0xFFFF00; // Yellow
	} else {
		healthTxt.fill = 0xFF0000; // Red
	}
	if (health <= 0) {
		LK.effects.flashScreen(0xFF0000, 1000);
		LK.showGameOver();
	}
}
function updateTimer() {
	gameTimer = Math.max(0, gameTimer - 1);
	var totalSeconds = Math.floor(gameTimer / 60);
	var minutes = Math.floor(totalSeconds / 60);
	var seconds = totalSeconds % 60;
	var timeText = minutes + ':' + (seconds < 10 ? '0' : '') + seconds;
	timerTxt.setText('Time: ' + timeText);
	// Change color based on remaining time
	if (gameTimer <= 10 * 60) {
		// Last 10 seconds
		timerTxt.fill = 0xFF0000; // Red
	} else if (gameTimer <= 30 * 60) {
		// Last 30 seconds
		timerTxt.fill = 0xFFFF00; // Yellow
	} else {
		timerTxt.fill = 0xFFFFFF; // White
	}
	if (gameTimer <= 0) {
		LK.effects.flashScreen(0xFF0000, 1000);
		LK.showGameOver();
	}
}
// Touch controls
var targetX = player.x;
var targetY = player.y;
game.down = function (x, y, obj) {
	targetX = x;
	targetY = y;
};
game.move = function (x, y, obj) {
	targetX = x;
	targetY = y;
};
// Game update loop
game.update = function () {
	// Update timer
	updateTimer();
	// Move player towards target
	var dx = targetX - player.x;
	var dy = targetY - player.y;
	var distance = Math.sqrt(dx * dx + dy * dy);
	if (distance > 5) {
		var speed = player.speedBoost ? player.speed * 1.5 : player.speed;
		player.x += dx / distance * speed;
		player.y += dy / distance * speed;
	}
	// Keep player in bounds
	player.x = Math.max(40, Math.min(2008, player.x));
	player.y = Math.max(40, Math.min(2692, player.y));
	// Spawn treasures
	treasureSpawnTimer++;
	if (treasureSpawnTimer >= 90) {
		// Every 1.5 seconds
		spawnTreasure();
		treasureSpawnTimer = 0;
	}
	// Spawn gems
	gemSpawnTimer++;
	if (gemSpawnTimer >= 180) {
		// Every 3 seconds
		spawnGem();
		gemSpawnTimer = 0;
	}
	// Spawn power-ups
	powerupSpawnTimer++;
	if (powerupSpawnTimer >= 600) {
		// Every 10 seconds
		spawnPowerUp();
		powerupSpawnTimer = 0;
	}
	// Check treasure collection
	for (var i = treasures.length - 1; i >= 0; i--) {
		var treasure = treasures[i];
		if (player.intersects(treasure)) {
			updateScore(treasure.points);
			LK.effects.flashObject(treasure, 0xFFFFFF, 300);
			treasure.destroy();
			treasures.splice(i, 1);
			LK.getSound('collect').play();
		}
	}
	// Check gem collection
	for (var i = gems.length - 1; i >= 0; i--) {
		var gem = gems[i];
		if (player.intersects(gem)) {
			updateScore(gem.points);
			LK.effects.flashObject(gem, 0xFFFFFF, 300);
			gem.destroy();
			gems.splice(i, 1);
			LK.getSound('collect').play();
		}
	}
	// Check power-up collection
	for (var i = powerups.length - 1; i >= 0; i--) {
		var powerup = powerups[i];
		if (player.intersects(powerup)) {
			if (powerup.type === 'speed') {
				player.activateSpeedBoost();
			} else if (powerup.type === 'invulnerable') {
				player.activateInvulnerability();
			}
			LK.effects.flashObject(powerup, 0xFFFFFF, 300);
			powerup.destroy();
			powerups.splice(i, 1);
			LK.getSound('powerup').play();
		}
	}
	// Check dragon collision
	if (!player.invulnerable && player.intersects(dragon)) {
		if (!player.lastDragonHit) {
			updateHealth(50);
			player.activateInvulnerability();
			LK.effects.flashScreen(0xFF0000, 500);
			player.lastDragonHit = true;
		}
	} else {
		player.lastDragonHit = false;
	}
	// Check fireball collisions
	for (var i = fireballs.length - 1; i >= 0; i--) {
		var fireball = fireballs[i];
		if (fireball.shouldDestroy) {
			fireball.destroy();
			fireballs.splice(i, 1);
			continue;
		}
		if (!player.invulnerable && player.intersects(fireball)) {
			if (!fireball.hasHit) {
				updateHealth(25);
				player.activateInvulnerability();
				LK.effects.flashScreen(0xFF0000, 300);
				fireball.hasHit = true;
				fireball.shouldDestroy = true;
			}
		}
	}
	// Win condition
	if (score >= 500) {
		LK.showYouWin();
	}
};
// Start background music
LK.playMusic('desert');
// Initial treasures
for (var i = 0; i < 3; i++) {
	spawnTreasure();
}

===================================================================
--- original.js
+++ change.js
@@ -180,9 +180,9 @@
 // Game variables
 var score = 0;
 var health = 250;
 var maxHealth = 250;
-var gameTimer = 80 * 60; // 80 seconds at 60fps
+var gameTimer = 80 * 60; // 1 minute 20 seconds (80 seconds) at 60fps
 var treasures = [];
 var gems = [];
 var powerups = [];
 var fireballs = [];