/**** 
* Classes
****/ 
// Assets will be automatically generated based on usage in the code.
// Ball class for the basketball
var Ball = Container.expand(function () {
	var self = Container.call(this);
	var ballGraphics = self.attachAsset('ball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speedX = 0;
	self.speedY = 0;
	self.move = function () {
		self.x += self.speedX;
		self.y += self.speedY;
	};
	self.reset = function () {
		self.x = game.width / 2;
		self.y = game.height - 200;
		self.speedX = 0;
		self.speedY = 0;
		var hoopX, hoopY;
		hoopX = Math.random() * game.width;
		hoopY = Math.random() * game.height;
		hoop.setPosition(hoopX, hoopY);
	};
});
// Hoop class for the basketball hoop
var Hoop = Container.expand(function () {
	var self = Container.call(this);
	var hoopGraphics = self.attachAsset('hoop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2,
		scaleY: 2
	});
	self.setPosition = function (x, y) {
		self.x = x;
		self.y = y;
	};
});
// Obstacle class for the game ending obstacles
var Obstacle = Container.expand(function () {
	var self = Container.call(this);
	var obstacleGraphics = self.attachAsset('obstacle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.radius = Math.random() * 50 + 50; // radius of damage, random between 50 and 100
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: Math.floor(Math.random() * 16777215) // Randomize the color of the background each game
});

/**** 
* Game Code
****/ 
var background = game.addChild(LK.getAsset('background', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: game.width / 2,
	y: game.height / 2,
	width: game.width,
	height: game.height
}));
var ball = game.addChild(new Ball());
var playerMoved = false;
var hoop = game.addChild(new Hoop());
var obstacles = [];
for (var i = 0; i < 10; i++) {
	var obstacle = game.addChild(new Obstacle());
	do {
		obstacle.x = Math.random() * game.width;
		obstacle.y = Math.random() * game.height;
	} while (Math.abs(obstacle.x - ball.x) < 200 || Math.abs(obstacle.y - ball.y) < 200);
	obstacles.push(obstacle);
}
var scoreTxt = new Text2('0', {
	size: 150,
	fill: "#FFFF00"
});
LK.gui.top.addChild(scoreTxt);
// Initialize stopwatch
var stopwatch = new Text2('0:00', {
	size: 100,
	fill: "#FFFFFF"
});
LK.gui.topLeft.addChild(stopwatch);
// Initialize pause button
var pauseButton = new Text2('Pause', {
	size: 100,
	fill: "#FFFFFF"
});
LK.gui.topRight.addChild(pauseButton);
// Add event listener to pause button
pauseButton.on('down', function () {
	if (game.paused) {
		game.resume();
		pauseButton.setText('Pause');
	} else {
		game.pause();
		pauseButton.setText('Resume');
	}
});
// Initialize stopwatch but do not start it
var stopwatchSeconds = 0;
var stopwatchInterval = null;
// Set initial positions
ball.reset();
hoop.setPosition(game.width / 2, 100);
// Score variable
var score = 0;
// Touch event to launch the ball
game.on('down', function (obj) {
	var pos = obj.event.getLocalPosition(game);
	var dx = pos.x - ball.x;
	var dy = pos.y - ball.y;
	var distance = Math.sqrt(dx * dx + dy * dy);
	ball.speedX = dx / distance * 10;
	ball.speedY = dy / distance * 10;
	playerMoved = true;
	// Start the stopwatch when the player moves for the first time
	if (stopwatchInterval === null) {
		stopwatchInterval = LK.setInterval(function () {
			stopwatchSeconds++;
			var minutes = Math.floor(stopwatchSeconds / 60);
			var seconds = stopwatchSeconds % 60;
			stopwatch.setText(minutes + ':' + (seconds < 10 ? '0' : '') + seconds);
		}, 1000);
	}
});
// Game tick event
LK.on('tick', function () {
	ball.move();
	// Check for collision with hoop
	if (ball.intersects(hoop)) {
		// If the hoop is on the top half of the screen, the goal is worth 3 points
		// If the hoop is on the bottom half of the screen, the goal is worth 2 points
		if (hoop.y < game.height / 2) {
			score += 3;
		} else {
			score += 2;
		}
		scoreTxt.setText(score.toString());
		// Create a small flash of text that says "+3" or "+2" every time there is a score
		var scoreFlash = new Text2(hoop.y < game.height / 2 ? '+3' : '+2', {
			size: 100,
			fill: "#ffffff"
		});
		scoreFlash.x = hoop.x;
		scoreFlash.y = hoop.y;
		game.addChild(scoreFlash);
		var fadeInterval = LK.setInterval(function () {
			scoreFlash.alpha -= 0.02; // decrease the alpha value to create a fade out effect
			if (scoreFlash.alpha <= 0) {
				game.removeChild(scoreFlash);
				LK.clearInterval(fadeInterval); // clear the interval once the text has fully faded
			}
		}, 10); // run the fade out effect every 10ms
		ball.reset();
	}
	// Check for collision with obstacles
	for (var i = 0; i < obstacles.length; i++) {
		var obstacle = obstacles[i];
		var dx = ball.x - obstacle.x;
		var dy = ball.y - obstacle.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (playerMoved && distance < obstacle.radius) {
			LK.showGameOver();
			break;
		}
		// Move the obstacle around the screen asynchronously
		// Alternate between clockwise and counterclockwise movement for each obstacle
		if (i % 2 == 0) {
			obstacle.x += Math.cos((LK.ticks + i * 6) / 60) * 5;
			obstacle.y += Math.sin((LK.ticks + i * 6) / 60) * 5;
		} else {
			obstacle.x -= Math.cos((LK.ticks + i * 6) / 60) * 5;
			obstacle.y -= Math.sin((LK.ticks + i * 6) / 60) * 5;
		}
		// Restrict obstacle movement within screen limits
		if (obstacle.x < 0) {
			obstacle.x = 0;
			if (ball.y < -50 || ball.y > game.height + 50 || ball.x < -50 || ball.x > game.width + 50) {
				ball.reset();
			}
			// Wrap obstacle around screen
		}
		if (obstacle.x > game.width) {
			obstacle.x = game.width;
		}
		if (obstacle.y < 0) {
			obstacle.y = 0;
		}
		if (obstacle.y > game.height * 0.9) {
			obstacle.y = game.height * 0.9;
		}
		if (ball.y < -50 || ball.y > game.height + 50 || ball.x < -50 || ball.x > game.width + 50) {
			LK.showGameOver();
		}
	}
});