/**** 
* Classes
****/ 
//<Assets used in the game will automatically appear here>
//<Write imports for supported plugins here>
// Dragon class to represent the player character
var Dragon = Container.expand(function () {
	var self = Container.call(this);
	var dragonGraphics = self.attachAsset('dragon', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.5,
		scaleY: 1.5,
		smooth: true,
		filterQuality: 10
	});
	self.speed = 10; // Speed of the dragon
	self.update = function () {
		// Update logic for the dragon can be added here if needed
	};
});
// Fireball class to represent the fireballs that the dragon shoots
var Fireball = Container.expand(function () {
	var self = Container.call(this);
	var fireballGraphics = self.attachAsset('Shout', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.5,
		scaleY: 0.5,
		smooth: true,
		filterQuality: 10
	});
	self.speed = 20; // Increase the speed of the fireball
	self.update = function () {
		// Move the fireball straight down
		self.y += self.speed;
	};
});
// HealthBar class to represent the player's health
var HealthBar = Container.expand(function () {
	var self = Container.call(this);
	var healthBarGraphics = self.attachAsset('healthBar', {
		anchorX: 0.0,
		anchorY: 0.0,
		scaleX: 0.2,
		// Scale to fit the game width
		scaleY: 0.02
	});
	self.maxHealth = 1000;
	self.currentHealth = self.maxHealth;
	self.update = function () {
		self.scaleX = self.currentHealth / self.maxHealth * 0.2; // Scale the health bar based on the current health and game width
		self.scaleY = 0.02; // Keep the height of the health bar constant
		self.currentHealth = Math.max(0, self.currentHealth); // Ensure health does not go below 0
	};
});
// Sphere class to represent the obstacles
var Sphere = Container.expand(function () {
	var self = Container.call(this);
	var sphereGraphics = self.attachAsset('sphere', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.5,
		scaleY: 2.5,
		// Increase the height of the spheres
		smooth: true,
		filterQuality: 4
	});
	self.speed = 3; // Speed of the sphere
	var size = Math.random() * (1.2 - 0.8) + 0.8;
	self.points = Math.floor((1.2 - size) * 20);
	self.update = function () {
		// Move the sphere straight up
		self.y -= self.speed;
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000,
	//Init game with black background
	height: 3000 // Increase the game screen height
});

/**** 
* Game Code
****/ 
// Initialize game variables
var dragon;
var spheres = [];
var fireballs = []; // Initialize fireballs array
var score = 0; // Initialize score to 0
var scoreTxt;
// Add background image to the game
var background = LK.getAsset('Background', {
	anchorX: 0.0,
	anchorY: 0.0
});
background = game.addChild(background);
background.width = game.width;
background.height = game.height;
background.smooth = true; // Enable smoothing to remove pixels
background.filterQuality = 10; // Set the filter quality to high to remove blur
background.scale.set(game.width / background.width, game.height / background.height); // Scale the background to fit the screen
// Function to handle game updates
game.update = function () {
	// Update dragon position based on touch input
	if (!LK.gameOver && dragNode && dragNode.global) {
		dragNode.x = game.toLocal(dragNode.global).x;
	}
	// Update spheres and check for collisions
	if (!LK.gameOver) {
		for (var i = spheres.length - 1; i >= 0; i--) {
			spheres[i].update();
			if (spheres[i].intersects(dragon)) {
				var evade = Math.floor(Math.random() * 51);
				if (evade <= 50) {
					healthBar.currentHealth -= spheres[i].points; // Reduce health based on points
					if (healthBar.currentHealth <= 0) {
						LK.effects.flashScreen(0xff0000, 1000);
						LK.showGameOver({
							bar: {
								color: 0xFFA500,
								// Orange color for the outlines
								fill: 0xFFA500 // Orange color for the fill
							},
							text: {
								color: 0x00FFFF // Blue cyan color for the text
							}
						});
					}
				}
			} else if (spheres[i].y < 0) {
				spheres[i].destroy();
				score += spheres[i].points; // Increase score when the sphere is dodged
				scoreTxt.setText('Score: ' + score); // Update score text
				spheres.splice(i, 1);
			}
		}
	}
	// Check if a fireball hits a sphere
	for (var i = spheres.length - 1; i >= 0; i--) {
		for (var j = fireballs.length - 1; j >= 0; j--) {
			if (spheres[i].intersects(fireballs[j])) {
				spheres[i].destroy();
				fireballs[j].destroy();
				score += spheres[i].points; // Increase score when a sphere is hit by a fireball
				scoreTxt.setText('Score: ' + score); // Update score text
				spheres.splice(i, 1);
				fireballs.splice(j, 1);
				break;
			}
		}
	}
	// Spawn new spheres
	if (!LK.gameOver && LK.ticks % 60 == 0) {
		var newSphere = new Sphere();
		newSphere.x = Math.random() * 2048;
		newSphere.y = 2732;
		spheres.push(newSphere);
		game.addChild(newSphere);
	}
	// Regenerate player's health to max when score reaches 1000
	if (score >= 1000) {
		healthBar.currentHealth = healthBar.maxHealth;
	}
};
// Initialize dragon
dragon = game.addChild(new Dragon());
dragon.x = 2048 / 2;
dragon.y = 200;
// Initialize level display
var levelTxt = new Text2('Level: 1', {
	size: 100,
	fill: 0x800080,
	// Purple color
	font: "'Time new roman',Impact,'Arial Black',Tahoma"
});
levelTxt.anchor.set(1, 1);
LK.gui.bottomRight.addChild(levelTxt);
levelTxt.x = -50; // Move the level text to the right side of the screen
levelTxt.y = -100; // Position the level text at the bottom of the screen
// Initialize score display
scoreTxt = new Text2('Score: 0', {
	size: 100,
	fill: 0x800080,
	// Purple color
	font: "'Time new roman',Impact,'Arial Black',Tahoma"
});
LK.gui.top.addChild(scoreTxt);
scoreTxt.anchor.set(0.5, 0); // Sets anchor to the center of the top edge of the text.
scoreTxt.x = game.width / 2; // Position the score text in the middle of the screen
scoreTxt.y = 50; // Position the score text 50 pixels from the top of the screen
// Initialize health bar
var healthBar = game.addChild(new HealthBar());
healthBar.x = 50;
healthBar.y = 50; // Move health bar to the top of the screen
healthBar.scaleX = 0.6; // Increase the size of the health bar
LK.gui.top.addChild(healthBar); // Add the health bar to the GUI overlay.
scoreTxt.anchor.set(0, 0); // Sets anchor to the left of the top edge of the text.
scoreTxt.x = 50; // Position the score text on the left side of the screen
scoreTxt.y = 150; // Position the score text 150 pixels from the top of the screen
LK.gui.top.addChild(scoreTxt); // Add the score text to the GUI overlay.
// Handle touch input for dragging the dragon
var dragNode = null;
game.down = function (x, y, obj) {
	dragNode = dragon;
};
game.up = function (x, y, obj) {
	dragNode = null;
};
game.move = function (x, y, obj) {
	if (dragNode) {
		// Limit the dragon's movement to the game area
		var newX = Math.max(dragon.width / 2, Math.min(2048 - dragon.width / 2, x));
		var newY = Math.max(dragon.height / 2, Math.min(2732 - dragon.height / 2, y));
		dragNode.x = newX;
		dragNode.y = newY;
		// Shoot two fireballs at regular intervals
		if (LK.ticks % 30 == 0) {
			var fireball1 = new Fireball();
			fireball1.x = dragon.x - 50;
			fireball1.y = dragon.y;
			fireballs.push(fireball1);
			game.addChild(fireball1);
			var fireball2 = new Fireball();
			fireball2.x = dragon.x + 50;
			fireball2.y = dragon.y;
			fireballs.push(fireball2);
			game.addChild(fireball2);
		}
	}
};