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

/**** 
* Classes
****/ 
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 20;
	self.direction = {
		x: 0,
		y: -1
	}; // Default direction is upward
	self.update = function () {
		self.x += self.direction.x * self.speed;
		self.y += self.direction.y * self.speed;
	};
	return self;
});
var CameraHead = Container.expand(function () {
	var self = Container.call(this);
	// Main camera body
	var body = self.attachAsset('cameraHead', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Camera lens
	var lens = self.attachAsset('cameraLens', {
		anchorX: 0.5,
		anchorY: 0.5,
		y: -40
	});
	// Flash effect (initially invisible)
	var flashEffect = self.attachAsset('flash', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0
	});
	// Public properties
	self.isShooting = false;
	self.shootCooldown = 0;
	self.flashEnabled = true;
	// Activate flash effect
	self.flash = function () {
		if (!self.flashEnabled) return;
		self.flashEnabled = false;
		flashEffect.alpha = 0.7;
		tween(flashEffect, {
			alpha: 0
		}, {
			duration: 300,
			onFinish: function onFinish() {
				self.flashEnabled = true;
			}
		});
	};
	self.update = function () {
		if (self.shootCooldown > 0) {
			self.shootCooldown--;
		}
	};
	return self;
});
var ToiletMonster = Container.expand(function () {
	var self = Container.call(this);
	// Toilet body
	var body = self.attachAsset('toiletBody', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Toilet seat
	var seat = self.attachAsset('toiletSeat', {
		anchorX: 0.5,
		anchorY: 0.5,
		y: -30
	});
	// Human head
	var head = self.attachAsset('humanHead', {
		anchorX: 0.5,
		anchorY: 0.5,
		y: -70
	});
	// Public properties
	self.speed = 3;
	self.health = 1;
	self.points = 100;
	self.direction = {
		x: 0,
		y: 0
	};
	// Set target position to move towards
	self.setTarget = function (targetX, targetY) {
		var dx = targetX - self.x;
		var dy = targetY - self.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist > 0) {
			self.direction.x = dx / dist;
			self.direction.y = dy / dist;
		}
	};
	// Take damage
	self.takeDamage = function () {
		self.health--;
		// Flash white
		tween(self, {
			alpha: 0.2
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(self, {
					alpha: 1
				}, {
					duration: 100
				});
			}
		});
		return self.health <= 0;
	};
	self.update = function () {
		self.x += self.direction.x * self.speed;
		self.y += self.direction.y * self.speed;
		// Wobble animation
		seat.rotation = Math.sin(LK.ticks / 10) * 0.1;
		head.rotation = Math.sin(LK.ticks / 15 + 1) * 0.05;
	};
	return self;
});
var BossToiletMonster = ToiletMonster.expand(function () {
	var self = ToiletMonster.call(this);
	// Make it bigger
	self.scale.set(1.5);
	// Override properties
	self.health = 3;
	self.speed = 2;
	self.points = 300;
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x33aa88
});

/**** 
* Game Code
****/ 
// Game state variables
var player;
var bullets = [];
var toilets = [];
var score = 0;
var spawnCooldown = 0;
var gameLevel = 1;
var enemiesKilled = 0;
// UI elements
var scoreTxt;
var levelTxt;
// Initialize game
function initGame() {
	// Create player
	player = new CameraHead();
	player.x = 2048 / 2; // Center horizontally
	player.y = 2732 / 2; // Center vertically
	game.addChild(player);
	// Create score text
	scoreTxt = new Text2('Score: 0', {
		size: 80,
		fill: 0xFFFFFF
	});
	scoreTxt.anchor.set(0, 0);
	LK.gui.topRight.addChild(scoreTxt);
	// Create level text
	levelTxt = new Text2('Level: 1', {
		size: 80,
		fill: 0xFFFFFF
	});
	levelTxt.anchor.set(1, 0);
	LK.gui.topLeft.addChild(levelTxt);
	levelTxt.x = 200; // Move away from very top left corner
	// Update score
	updateScore(0);
	// Play background music
	LK.playMusic('gameMusic');
}
// Update score display
function updateScore(points) {
	score += points;
	LK.setScore(score);
	scoreTxt.setText('Score: ' + score);
}
// Spawn a toilet monster
function spawnToilet() {
	var toilet;
	// Spawn boss every 10 kills
	if (enemiesKilled > 0 && enemiesKilled % 10 === 0) {
		toilet = new BossToiletMonster();
	} else {
		toilet = new ToiletMonster();
	}
	// Adjust difficulty based on level
	toilet.speed += (gameLevel - 1) * 0.5;
	// Position toilet at random edge of screen
	var edge = Math.floor(Math.random() * 4); // 0: top, 1: right, 2: bottom, 3: left
	switch (edge) {
		case 0:
			// Top
			toilet.x = Math.random() * 2048;
			toilet.y = -100;
			break;
		case 1:
			// Right
			toilet.x = 2048 + 100;
			toilet.y = Math.random() * 2732;
			break;
		case 2:
			// Bottom
			toilet.x = Math.random() * 2048;
			toilet.y = 2732 + 100;
			break;
		case 3:
			// Left
			toilet.x = -100;
			toilet.y = Math.random() * 2732;
			break;
	}
	// Set target to player
	toilet.setTarget(player.x, player.y);
	// Add to game
	toilets.push(toilet);
	game.addChild(toilet);
}
// Fire a bullet
function fireBullet(targetX, targetY) {
	if (player.shootCooldown > 0) return;
	// Create bullet
	var bullet = new Bullet();
	bullet.x = player.x;
	bullet.y = player.y - 50;
	// Calculate direction to target
	var dx = targetX - bullet.x;
	var dy = targetY - bullet.y;
	var dist = Math.sqrt(dx * dx + dy * dy);
	if (dist > 0) {
		bullet.direction.x = dx / dist;
		bullet.direction.y = dy / dist;
	}
	// Add to game
	bullets.push(bullet);
	game.addChild(bullet);
	// Flash camera
	player.flash();
	// Play sound
	LK.getSound('shoot').play();
	// Set cooldown
	player.shootCooldown = 10;
}
// Main game update
game.update = function () {
	// Update player
	player.update();
	// Spawn toilets
	if (spawnCooldown <= 0) {
		spawnToilet();
		spawnCooldown = Math.max(30, 120 - gameLevel * 10); // Spawn faster as level increases
	} else {
		spawnCooldown--;
	}
	// Update bullets
	for (var i = bullets.length - 1; i >= 0; i--) {
		var bullet = bullets[i];
		bullet.update();
		// Check if bullet is off screen
		if (bullet.x < -100 || bullet.x > 2148 || bullet.y < -100 || bullet.y > 2832) {
			bullet.destroy();
			bullets.splice(i, 1);
			continue;
		}
		// Check collision with toilets
		for (var j = toilets.length - 1; j >= 0; j--) {
			var toilet = toilets[j];
			if (bullet.intersects(toilet)) {
				// Destroy bullet
				bullet.destroy();
				bullets.splice(i, 1);
				// Damage toilet
				if (toilet.takeDamage()) {
					// If toilet is destroyed
					updateScore(toilet.points);
					LK.getSound('toiletDeath').play();
					toilet.destroy();
					toilets.splice(j, 1);
					enemiesKilled++;
					// Level up every 15 kills
					if (enemiesKilled % 15 === 0) {
						gameLevel++;
						levelTxt.setText('Level: ' + gameLevel);
					}
				} else {
					// Hit but not destroyed
					LK.getSound('hit').play();
				}
				break;
			}
		}
		// Break loop if bullet was removed
		if (i >= bullets.length) {
			break;
		}
	}
	// Update toilets
	for (var i = toilets.length - 1; i >= 0; i--) {
		var toilet = toilets[i];
		toilet.update();
		// Check collision with player
		if (toilet.intersects(player)) {
			// Game over
			LK.getSound('playerDeath').play();
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
			return;
		}
		// Periodically update target to follow player
		if (LK.ticks % 60 === 0) {
			toilet.setTarget(player.x, player.y);
		}
	}
};
// Handle touch/mouse events
var touchX = 0;
var touchY = 0;
var isDragging = false;
game.down = function (x, y, obj) {
	touchX = x;
	touchY = y;
	// If clicked near player, start dragging
	var dx = x - player.x;
	var dy = y - player.y;
	var dist = Math.sqrt(dx * dx + dy * dy);
	if (dist < 150) {
		isDragging = true;
	} else {
		// Fire bullet towards click position
		fireBullet(x, y);
	}
};
game.move = function (x, y, obj) {
	touchX = x;
	touchY = y;
	// Move player if dragging
	if (isDragging) {
		player.x = x;
		// Restrict player to bottom third of screen
		player.y = Math.max(2732 / 3 * 2, Math.min(y, 2732 - 100));
	}
};
game.up = function (x, y, obj) {
	isDragging = false;
};
// Initialize the game
initGame();