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

/**** 
* Classes
****/ 
var FallingNumber = Container.expand(function (value) {
	var self = Container.call(this);
	self.value = value;
	self.speed = 3 + Math.random() * 2;
	self.collected = false;
	var numberGraphics = self.attachAsset('number' + value, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var numberText = new Text2(value.toString(), {
		size: 60,
		fill: '#ffffff'
	});
	numberText.anchor.set(0.5, 0.5);
	self.addChild(numberText);
	self.update = function () {
		if (!self.collected) {
			self.y += self.speed;
		}
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	self.move = function (targetX) {
		self.x = Math.max(60, Math.min(2048 - 60, targetX));
	};
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
var SpikeBall = Container.expand(function () {
	var self = Container.call(this);
	self.speed = 2 + Math.random() * 3;
	self.rotationSpeed = 0.1 + Math.random() * 0.1;
	var spikeGraphics = self.attachAsset('spikeBall', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Add spikes as visual elements
	for (var i = 0; i < 8; i++) {
		var spike = LK.getAsset('spikeBall', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.3,
			scaleY: 0.8
		});
		var angle = i / 8 * Math.PI * 2;
		spike.x = Math.cos(angle) * 40;
		spike.y = Math.sin(angle) * 40;
		spike.rotation = angle + Math.PI / 2;
		self.addChild(spike);
	}
	self.update = function () {
		self.y += self.speed;
		self.rotation += self.rotationSpeed;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a1a2e
});

/**** 
* Game Code
****/ 
// Game state management
var gameState = 'menu'; // 'menu', 'playing'
var player = null;
var fallingNumbers = [];
var spikeBalls = [];
var collectedNumbers = [];
var gameMode = 'subtraction'; // 'addition' or 'subtraction'
var targetSum = 0;
var currentSum = 20; // Start with 20 for subtraction mode
var lives = 3;
var gameSpeed = 1;
var spawnTimer = 0;
var spawnRate = 90;
// Menu UI Elements
var menuTitle = new Text2('MATH CATCHER', {
	size: 80,
	fill: '#ffffff'
});
menuTitle.anchor.set(0.5, 0.5);
LK.gui.center.addChild(menuTitle);
menuTitle.y = -300;
var additionButton = new Text2('SUMA (+)', {
	size: 60,
	fill: '#4caf50'
});
additionButton.anchor.set(0.5, 0.5);
LK.gui.center.addChild(additionButton);
additionButton.y = -100;
var subtractionButton = new Text2('RESTA (-)', {
	size: 60,
	fill: '#2196f3'
});
subtractionButton.anchor.set(0.5, 0.5);
LK.gui.center.addChild(subtractionButton);
subtractionButton.y = 0;
var menuInstructions = new Text2('Selecciona un modo de juego', {
	size: 40,
	fill: '#ffffff'
});
menuInstructions.anchor.set(0.5, 0.5);
LK.gui.center.addChild(menuInstructions);
menuInstructions.y = 150;
// Game UI Elements (hidden initially)
var targetSumText = new Text2('Target: 0', {
	size: 60,
	fill: '#ffffff'
});
targetSumText.anchor.set(0.5, 0);
LK.gui.top.addChild(targetSumText);
targetSumText.y = 80;
targetSumText.visible = false;
var currentSumText = new Text2('Current: 0', {
	size: 50,
	fill: '#ffeb3b'
});
currentSumText.anchor.set(0.5, 0);
LK.gui.top.addChild(currentSumText);
currentSumText.y = 160;
currentSumText.visible = false;
var livesText = new Text2('Lives: 3', {
	size: 50,
	fill: '#f44336'
});
livesText.anchor.set(1, 0);
LK.gui.topRight.addChild(livesText);
livesText.x = -20;
livesText.y = 20;
livesText.visible = false;
var scoreText = new Text2('Score: 0', {
	size: 50,
	fill: '#ffffff'
});
scoreText.anchor.set(0, 0);
LK.gui.topLeft.addChild(scoreText);
scoreText.x = 120;
scoreText.y = 20;
scoreText.visible = false;
var menuButton = new Text2('MENU', {
	size: 40,
	fill: '#ffffff'
});
menuButton.anchor.set(0, 0);
LK.gui.topLeft.addChild(menuButton);
menuButton.x = 20;
menuButton.y = 80;
menuButton.visible = false;
var instructionText = new Text2('Arrastra para atrapar números\ny restarlos para llegar al objetivo', {
	size: 40,
	fill: '#ffffff'
});
instructionText.anchor.set(0.5, 0.5);
LK.gui.center.addChild(instructionText);
instructionText.y = -200;
instructionText.visible = false;
function generateTargetSum() {
	if (gameMode === 'subtraction') {
		targetSum = Math.floor(Math.random() * 15) + 1; // Target between 1-15
		targetSumText.setText('Target: ' + targetSum);
	} else {
		targetSum = Math.floor(Math.random() * 20) + 5;
		targetSumText.setText('Target: ' + targetSum);
	}
}
function updateCurrentSum() {
	if (gameMode === 'subtraction') {
		currentSum = 20; // Reset to starting value
		for (var i = 0; i < collectedNumbers.length; i++) {
			currentSum -= collectedNumbers[i]; // Subtract instead of add
		}
	} else {
		currentSum = 0;
		for (var i = 0; i < collectedNumbers.length; i++) {
			currentSum += collectedNumbers[i];
		}
	}
	currentSumText.setText('Current: ' + currentSum);
}
function checkSum() {
	if (currentSum === targetSum) {
		LK.setScore(LK.getScore() + targetSum * 10);
		LK.getSound('correct').play();
		collectedNumbers = [];
		generateTargetSum();
		gameSpeed += 0.1;
		spawnRate = Math.max(30, spawnRate - 2);
		// Flash effect
		tween(game, {}, {
			duration: 200,
			onFinish: function onFinish() {
				LK.effects.flashScreen(0x00ff00, 300);
			}
		});
	} else if (gameMode === 'subtraction' && currentSum < targetSum || gameMode === 'addition' && currentSum > targetSum) {
		lives--;
		LK.getSound('wrong').play();
		collectedNumbers = [];
		generateTargetSum();
		if (lives <= 0) {
			LK.showGameOver();
		}
		// Flash effect
		LK.effects.flashScreen(0xff0000, 500);
	}
}
function spawnNumber() {
	var value = Math.floor(Math.random() * 10);
	var number = new FallingNumber(value);
	number.x = Math.random() * (2048 - 240) + 120;
	number.y = -50;
	number.speed *= gameSpeed;
	fallingNumbers.push(number);
	game.addChild(number);
}
function spawnSpikeBall() {
	var spikeBall = new SpikeBall();
	spikeBall.x = Math.random() * (2048 - 200) + 100;
	spikeBall.y = -100;
	spikeBall.speed *= gameSpeed;
	spikeBalls.push(spikeBall);
	game.addChild(spikeBall);
}
var dragNode = null;
function handleMove(x, y, obj) {
	if (dragNode) {
		dragNode.move(x);
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	if (gameState === 'playing' && player) {
		dragNode = player;
		handleMove(x, y, obj);
	}
};
game.up = function (x, y, obj) {
	if (gameState === 'playing') {
		dragNode = null;
	}
};
function showMenu() {
	gameState = 'menu';
	// Show menu UI
	menuTitle.visible = true;
	additionButton.visible = true;
	subtractionButton.visible = true;
	menuInstructions.visible = true;
	// Hide game UI
	targetSumText.visible = false;
	currentSumText.visible = false;
	livesText.visible = false;
	scoreText.visible = false;
	menuButton.visible = false;
	instructionText.visible = false;
	// Clear game objects
	if (player) {
		player.destroy();
		player = null;
	}
	for (var i = 0; i < fallingNumbers.length; i++) {
		fallingNumbers[i].destroy();
	}
	fallingNumbers = [];
	for (var i = 0; i < spikeBalls.length; i++) {
		spikeBalls[i].destroy();
	}
	spikeBalls = [];
}
function startGame(mode) {
	gameState = 'playing';
	gameMode = mode;
	// Hide menu UI
	menuTitle.visible = false;
	additionButton.visible = false;
	subtractionButton.visible = false;
	menuInstructions.visible = false;
	// Show game UI
	targetSumText.visible = true;
	currentSumText.visible = true;
	livesText.visible = true;
	scoreText.visible = true;
	menuButton.visible = true;
	instructionText.visible = true;
	// Initialize game
	player = game.addChild(new Player());
	player.x = 2048 / 2;
	player.y = 2732 - 100;
	collectedNumbers = [];
	spikeBalls = [];
	lives = 3;
	gameSpeed = 1;
	spawnTimer = 0;
	spawnRate = 90;
	if (gameMode === 'subtraction') {
		currentSum = 20;
		instructionText.setText('Arrastra para atrapar números\ny restarlos para llegar al objetivo');
	} else {
		currentSum = 0;
		instructionText.setText('Arrastra para atrapar números\ny sumarlos para llegar al objetivo');
	}
	generateTargetSum();
	updateCurrentSum();
	// Make instruction text disappear after 15 seconds
	tween(instructionText, {
		alpha: 0
	}, {
		duration: 15000,
		onFinish: function onFinish() {
			instructionText.visible = false;
			instructionText.alpha = 1;
		}
	});
}
additionButton.down = function (x, y, obj) {
	startGame('addition');
};
subtractionButton.down = function (x, y, obj) {
	startGame('subtraction');
};
menuButton.down = function (x, y, obj) {
	showMenu();
};
game.update = function () {
	if (gameState !== 'playing') return;
	spawnTimer++;
	if (spawnTimer >= spawnRate) {
		spawnNumber();
		spawnTimer = 0;
	}
	// Spawn spike balls occasionally
	if (LK.ticks % 180 === 0) {
		spawnSpikeBall();
	}
	// Update spike balls
	for (var i = spikeBalls.length - 1; i >= 0; i--) {
		var spikeBall = spikeBalls[i];
		if (spikeBall.lastY === undefined) spikeBall.lastY = spikeBall.y;
		if (spikeBall.lastIntersecting === undefined) spikeBall.lastIntersecting = false;
		// Check if off screen
		if (spikeBall.lastY < 2732 + 100 && spikeBall.y >= 2732 + 100) {
			spikeBall.destroy();
			spikeBalls.splice(i, 1);
			continue;
		}
		// Check collision with player
		var currentIntersecting = spikeBall.intersects(player);
		if (!spikeBall.lastIntersecting && currentIntersecting) {
			lives--;
			LK.getSound('wrong').play();
			LK.effects.flashScreen(0xff0000, 500);
			spikeBall.destroy();
			spikeBalls.splice(i, 1);
			if (lives <= 0) {
				LK.showGameOver();
			}
			continue;
		}
		spikeBall.lastY = spikeBall.y;
		spikeBall.lastIntersecting = currentIntersecting;
	}
	// Update falling numbers
	for (var i = fallingNumbers.length - 1; i >= 0; i--) {
		var number = fallingNumbers[i];
		if (number.lastY === undefined) number.lastY = number.y;
		if (number.lastIntersecting === undefined) number.lastIntersecting = false;
		// Check if off screen
		if (number.lastY < 2732 + 50 && number.y >= 2732 + 50) {
			number.destroy();
			fallingNumbers.splice(i, 1);
			continue;
		}
		// Check collision with player
		var currentIntersecting = number.intersects(player);
		if (!number.lastIntersecting && currentIntersecting && !number.collected) {
			number.collected = true;
			collectedNumbers.push(number.value);
			LK.getSound('collect').play();
			// Animate collected number
			tween(number, {
				alpha: 0,
				scaleX: 0.5,
				scaleY: 0.5
			}, {
				duration: 300,
				onFinish: function onFinish() {
					number.destroy();
				}
			});
			fallingNumbers.splice(i, 1);
			updateCurrentSum();
			checkSum();
			continue;
		}
		number.lastY = number.y;
		number.lastIntersecting = currentIntersecting;
	}
	// Update UI
	scoreText.setText('Score: ' + LK.getScore());
	livesText.setText('Lives: ' + lives);
};
// Start in menu state
showMenu();