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

/**** 
* Classes
****/ 
var Landmark = Container.expand(function (type) {
	var self = Container.call(this);
	var landmarkGraphics = self.attachAsset(type, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.type = type;
	self.passed = false;
	return self;
});
var Obstacle = Container.expand(function () {
	var self = Container.call(this);
	var obstacleGraphics = self.attachAsset('obstacle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
var PowerpuffGirl = Container.expand(function (characterType) {
	var self = Container.call(this);
	var characterGraphics = self.attachAsset(characterType, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 2;
	self.sidewaysSpeed = 0;
	self.acceleration = 0.1;
	self.isAccelerating = false;
	self.characterType = characterType;
	self.update = function () {
		// Move down the mountain
		self.y += self.speed;
		// Handle sideways movement
		if (self.sidewaysSpeed > 0) {
			self.x += self.sidewaysSpeed;
			self.sidewaysSpeed *= 0.95; // Gradual slowdown
		} else if (self.sidewaysSpeed < 0) {
			self.x += self.sidewaysSpeed;
			self.sidewaysSpeed *= 0.95;
		}
		// Handle acceleration
		if (self.isAccelerating) {
			self.speed += self.acceleration;
			if (self.speed > 8) self.speed = 8; // Max speed
		} else {
			if (self.speed > 2) {
				self.speed -= 0.05; // Gradual slowdown
			}
		}
		// Keep character within screen bounds
		if (self.x < 50) self.x = 50;
		if (self.x > 1998) self.x = 1998;
	};
	self.moveLeft = function () {
		self.sidewaysSpeed = -8;
		LK.getSound('swoosh').play();
	};
	self.moveRight = function () {
		self.sidewaysSpeed = 8;
		LK.getSound('swoosh').play();
	};
	self.accelerate = function () {
		self.isAccelerating = true;
	};
	self.stopAccelerate = function () {
		self.isAccelerating = false;
	};
	self.down = function (x, y, obj) {
		if (x < self.width / 2) {
			self.moveLeft();
		} else {
			self.moveRight();
		}
	};
	return self;
});
var Snowflake = Container.expand(function () {
	var self = Container.call(this);
	var snowflakeGraphics = self.attachAsset('snowflake', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = Math.random() * 2 + 1;
	self.drift = (Math.random() - 0.5) * 2;
	self.update = function () {
		self.y += self.speed;
		self.x += self.drift;
		if (self.y > 2800) {
			self.y = -50;
			self.x = Math.random() * 2048;
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB
});

/**** 
* Game Code
****/ 
// Game variables
var powerpuffGirls = [];
var snowflakes = [];
var obstacles = [];
var landmarks = [];
var gameStarted = false;
var allGirlsFinished = false;
var cameraY = 0;
var mountainLength = 4000;
// UI elements
var scoreTxt = new Text2('Distance: 0m', {
	size: 60,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
var instructionTxt = new Text2('Tap girls to move sideways, tap and hold to accelerate!', {
	size: 40,
	fill: 0xFFFFFF
});
instructionTxt.anchor.set(0.5, 0);
instructionTxt.x = LK.gui.center.x;
instructionTxt.y = 100;
LK.gui.center.addChild(instructionTxt);
// Create Powerpuff Girls
var blossom = game.addChild(new PowerpuffGirl('blossom'));
blossom.x = 500;
blossom.y = 200;
powerpuffGirls.push(blossom);
var bubbles = game.addChild(new PowerpuffGirl('bubbles'));
bubbles.x = 1024;
bubbles.y = 200;
powerpuffGirls.push(bubbles);
var buttercup = game.addChild(new PowerpuffGirl('buttercup'));
buttercup.x = 1500;
buttercup.y = 200;
powerpuffGirls.push(buttercup);
// Create snowflakes
for (var i = 0; i < 30; i++) {
	var snowflake = game.addChild(new Snowflake());
	snowflake.x = Math.random() * 2048;
	snowflake.y = Math.random() * 2732;
	snowflakes.push(snowflake);
}
// Create landmarks along the mountain
var landmarkPositions = [{
	type: 'hill',
	x: 300,
	y: 800
}, {
	type: 'shop',
	x: 1200,
	y: 1200
}, {
	type: 'hill',
	x: 800,
	y: 1600
}, {
	type: 'house',
	x: 1600,
	y: 2000
}, {
	type: 'hill',
	x: 400,
	y: 2400
}, {
	type: 'shop',
	x: 1000,
	y: 2800
}, {
	type: 'playgroup',
	x: 1024,
	y: 3600
}];
for (var i = 0; i < landmarkPositions.length; i++) {
	var landmark = game.addChild(new Landmark(landmarkPositions[i].type));
	landmark.x = landmarkPositions[i].x;
	landmark.y = landmarkPositions[i].y;
	landmarks.push(landmark);
}
// Create obstacles
var obstaclePositions = [{
	x: 600,
	y: 1000
}, {
	x: 1400,
	y: 1400
}, {
	x: 200,
	y: 1800
}, {
	x: 1800,
	y: 2200
}, {
	x: 700,
	y: 2600
}, {
	x: 1300,
	y: 3000
}];
for (var i = 0; i < obstaclePositions.length; i++) {
	var obstacle = game.addChild(new Obstacle());
	obstacle.x = obstaclePositions[i].x;
	obstacle.y = obstaclePositions[i].y;
	obstacles.push(obstacle);
}
// Game input handling
var acceleratingGirls = [];
game.down = function (x, y, obj) {
	// Check if tapping on a girl for acceleration
	for (var i = 0; i < powerpuffGirls.length; i++) {
		var girl = powerpuffGirls[i];
		var localPos = girl.toLocal({
			x: x,
			y: y
		});
		if (Math.abs(localPos.x) < 40 && Math.abs(localPos.y) < 40) {
			girl.accelerate();
			if (acceleratingGirls.indexOf(girl) === -1) {
				acceleratingGirls.push(girl);
			}
			return;
		}
	}
};
game.up = function (x, y, obj) {
	// Stop acceleration for all girls
	for (var i = 0; i < acceleratingGirls.length; i++) {
		acceleratingGirls[i].stopAccelerate();
	}
	acceleratingGirls = [];
};
// Main game loop
game.update = function () {
	if (!gameStarted) {
		gameStarted = true;
		// Hide instruction after 3 seconds
		LK.setTimeout(function () {
			if (instructionTxt.parent) {
				instructionTxt.parent.removeChild(instructionTxt);
			}
		}, 3000);
	}
	// Calculate camera position based on the leading girl
	var leadingY = Math.max(blossom.y, bubbles.y, buttercup.y);
	cameraY = leadingY - 400;
	// Update camera position
	game.y = -cameraY;
	// Update distance score
	var distance = Math.floor(leadingY / 10);
	scoreTxt.setText('Distance: ' + distance + 'm');
	// Check collisions with obstacles
	for (var i = 0; i < powerpuffGirls.length; i++) {
		var girl = powerpuffGirls[i];
		for (var j = 0; j < obstacles.length; j++) {
			var obstacle = obstacles[j];
			if (girl.intersects(obstacle)) {
				// Slow down the girl when hitting obstacle
				girl.speed = Math.max(1, girl.speed - 1);
				LK.effects.flashObject(girl, 0xFF0000, 500);
			}
		}
	}
	// Check if girls reached landmarks
	for (var i = 0; i < landmarks.length; i++) {
		var landmark = landmarks[i];
		if (!landmark.passed) {
			for (var j = 0; j < powerpuffGirls.length; j++) {
				var girl = powerpuffGirls[j];
				if (girl.intersects(landmark)) {
					landmark.passed = true;
					LK.setScore(LK.getScore() + 10);
					LK.getSound('collect').play();
					if (landmark.type === 'playgroup') {
						// Check if all girls reached the playgroup
						var allReached = true;
						for (var k = 0; k < powerpuffGirls.length; k++) {
							if (!powerpuffGirls[k].intersects(landmark)) {
								allReached = false;
								break;
							}
						}
						if (allReached && !allGirlsFinished) {
							allGirlsFinished = true;
							LK.setTimeout(function () {
								LK.showYouWin();
							}, 1000);
						}
					}
					break;
				}
			}
		}
	}
	// Check if any girl went too far off course
	for (var i = 0; i < powerpuffGirls.length; i++) {
		var girl = powerpuffGirls[i];
		if (girl.y > mountainLength + 500) {
			LK.showGameOver();
			return;
		}
	}
};