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

/**** 
* Classes
****/ 
var BlackHole = Container.expand(function (holeType) {
	var self = Container.call(this);
	var holeGraphics = self.attachAsset(holeType + 'BlackHole', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.holeType = holeType;
	self.particles = [];
	self.update = function () {
		// Create particles
		if (LK.ticks % 20 === 0) {
			self.createParticle();
		}
		// Update particles
		for (var i = self.particles.length - 1; i >= 0; i--) {
			var particle = self.particles[i];
			particle.y += particle.speed;
			particle.alpha -= 0.02;
			if (particle.alpha <= 0 || particle.y > self.y + 200) {
				particle.destroy();
				self.particles.splice(i, 1);
			}
		}
	};
	self.createParticle = function () {
		var particleType = self.holeType === 'cold' ? 'snowflake' : 'flame';
		var particle = LK.getAsset(particleType, {
			anchorX: 0.5,
			anchorY: 0.5
		});
		particle.x = self.x + (Math.random() - 0.5) * 300;
		particle.y = self.y - 200;
		particle.speed = self.holeType === 'cold' ? 2 : 3;
		particle.alpha = 1;
		if (self.holeType === 'hot') {
			particle.scaleY = Math.random() * 0.5 + 0.5;
		}
		self.particles.push(particle);
		self.addChild(particle);
	};
	return self;
});
var PowerpuffGirl = Container.expand(function (girlType) {
	var self = Container.call(this);
	var girlGraphics = self.attachAsset(girlType + 'Girl', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.girlType = girlType;
	self.rescued = false;
	self.shivering = true;
	self.down = function (x, y, obj) {
		if (!self.rescued) {
			LK.getSound('girlTap').play();
			self.speak();
		}
	};
	self.speak = function () {
		// Flash girl to show she's speaking
		LK.effects.flashObject(self, 0xffffff, 300);
		// Shiver animation
		if (self.shivering) {
			tween(self, {
				x: self.x + 5
			}, {
				duration: 100,
				onFinish: function onFinish() {
					tween(self, {
						x: self.x - 10
					}, {
						duration: 100,
						onFinish: function onFinish() {
							tween(self, {
								x: self.x + 5
							}, {
								duration: 100
							});
						}
					});
				}
			});
		}
	};
	self.stopShivering = function () {
		self.shivering = false;
		self.rescued = true;
		// Happy bounce animation
		tween(self, {
			scaleX: 1.2,
			scaleY: 1.2
		}, {
			duration: 200,
			onFinish: function onFinish() {
				tween(self, {
					scaleX: 1,
					scaleY: 1
				}, {
					duration: 200
				});
			}
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2c3e50
});

/**** 
* Game Code
****/ 
var coldHole = game.addChild(new BlackHole('cold'));
coldHole.x = 500;
coldHole.y = 1000;
var hotHole = game.addChild(new BlackHole('hot'));
hotHole.x = 1500;
hotHole.y = 2000;
var girls = [];
var blossom = new PowerpuffGirl('blossom');
var bubbles = new PowerpuffGirl('bubbles');
var buttercup = new PowerpuffGirl('buttercup');
girls.push(blossom, bubbles, buttercup);
// Position girls in cold hole
blossom.x = coldHole.x - 80;
blossom.y = coldHole.y;
bubbles.x = coldHole.x;
bubbles.y = coldHole.y - 60;
buttercup.x = coldHole.x + 80;
buttercup.y = coldHole.y;
coldHole.addChild(blossom);
coldHole.addChild(bubbles);
coldHole.addChild(buttercup);
var dragNode = null;
var dragOffset = {
	x: 0,
	y: 0
};
function handleMove(x, y, obj) {
	if (dragNode) {
		dragNode.x = x - dragOffset.x;
		dragNode.y = y - dragOffset.y;
		// Keep within bounds
		dragNode.x = Math.max(200, Math.min(1848, dragNode.x));
		dragNode.y = Math.max(200, Math.min(2532, dragNode.y));
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	if (coldHole.x - 200 < x && x < coldHole.x + 200 && coldHole.y - 200 < y && y < coldHole.y + 200) {
		dragNode = coldHole;
		dragOffset.x = x - coldHole.x;
		dragOffset.y = y - coldHole.y;
	}
};
game.up = function (x, y, obj) {
	if (dragNode === coldHole) {
		// Check if close enough to hot hole
		var distance = Math.sqrt(Math.pow(coldHole.x - hotHole.x, 2) + Math.pow(coldHole.y - hotHole.y, 2));
		if (distance < 300) {
			// Merge holes - rescue girls
			rescueGirls();
		}
	}
	dragNode = null;
};
function rescueGirls() {
	LK.getSound('rescue').play();
	// Move girls to hot hole
	for (var i = 0; i < girls.length; i++) {
		var girl = girls[i];
		girl.stopShivering();
		// Remove from cold hole and add to hot hole
		coldHole.removeChild(girl);
		hotHole.addChild(girl);
		// Position in hot hole
		girl.x = (i - 1) * 80;
		girl.y = -50;
	}
	// Move cold hole to hot hole position
	tween(coldHole, {
		x: hotHole.x,
		y: hotHole.y,
		alpha: 0
	}, {
		duration: 1000,
		onFinish: function onFinish() {
			coldHole.destroy();
			// Show win after short delay
			LK.setTimeout(function () {
				LK.showYouWin();
			}, 1500);
		}
	});
}
game.update = function () {
	// Check if all girls are rescued
	var allRescued = true;
	for (var i = 0; i < girls.length; i++) {
		if (!girls[i].rescued) {
			allRescued = false;
			break;
		}
	}
	if (allRescued && LK.ticks > 180) {// Give some time before checking
		// Already handled in rescueGirls function
	}
};