/**** 
* Classes
****/ 
// Define the BackgroundContainer class
var BackgroundContainer = Container.expand(function () {
	var self = Container.call(this);
	return self;
});
// Define the Left Coin class
var Coin = Container.expand(function () {
	var self = Container.call(this);
	var coinGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: -1 // Flip the X axis
	});
	self.speed = 10;
	self.update = function () {
		self.x += self.speed;
		self.y += Math.sin(LK.ticks / 4) * 8; // Add shake effect
		if (self.intersects(player)) {
			LK.setScore(LK.getScore() + 1);
			scoreText.setText(LK.getScore());
			self.destroy();
		} else if (self.x > 2048 + self.width) {
			self.destroy();
		}
	};
	return self;
});
// Define the Right Coins class
var CoinLeft = Container.expand(function () {
	var self = Container.call(this);
	var coinGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: +1 // Flip the X axis
	});
	self.speed = -10;
	self.update = function () {
		self.x += self.speed;
		self.y += Math.sin(LK.ticks / 4) * 8; // Add shake effect
		if (self.intersects(player)) {
			LK.setScore(LK.getScore() + 1);
			scoreText.setText(LK.getScore());
			self.destroy();
		} else if (self.x < -self.width) {
			self.destroy();
		}
	};
	return self;
});
// Define the ForegroundContainer class
var ForegroundContainer = Container.expand(function () {
	var self = Container.call(this);
	return self;
});
// Define the Life class
var Life = Container.expand(function () {
	var self = Container.call(this);
	var lifeGraphics = self.attachAsset('Life', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.direction = 1; // 1 for right, -1 for left
	self.speed = 4;
	self.x = lifeGraphics.width / 2 + 500; // Position at left edge of the screen
	self.y = 210; // Lower y position
	self.update = function () {
		self.x += self.speed * self.direction;
		// Check if life's edge has reached the edge of the screen
		if (self.x + lifeGraphics.width / 2 >= 2048 - 500 || self.x - lifeGraphics.width / 2 <= 500) {
			self.direction *= -1; // Change direction
		}
	};
	return self;
});
// Define the Lives class
var Lives = Container.expand(function () {
	var self = Container.call(this);
	self.lives = 5; // Start with 5 lives
	self.livesGraphics = []; // Array to hold the life graphics
	// Create 5 life graphics and add them to the livesGraphics array
	for (var i = 0; i < self.lives; i++) {
		var lifeGraphic = LK.getAsset('Life', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.8,
			scaleY: 0.8,
			x: i * 120 // Position each life graphic 130 pixels apart
		});
		self.addChild(lifeGraphic);
		self.livesGraphics.push(lifeGraphic);
	}
	// Method to deduct a life
	self.deductLife = function () {
		if (self.lives > 0) {
			self.lives--;
			// Turn the deducted life graphic black
			self.livesGraphics[self.lives].tint = 0x000000;
			if (self.lives === 0) {
				LK.showGameOver();
			}
		}
	};
	// Method to refill a life
	self.refillLife = function () {
		if (self.lives < 5) {
			// Turn the refilled life graphic back to its original color
			self.livesGraphics[self.lives].tint = 0xFFFFFF;
			self.lives++;
		}
	};
	return self;
});
// Define the MidgroundContainer class
var MidgroundContainer = Container.expand(function () {
	var self = Container.call(this);
	return self;
});
//<Assets used in the game will automatically appear here>
// Define the Player class
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 1.0
	});
	self.velocityY = 0;
	self.isJumping = false;
	self.isInAir = false;
	self.jumpStartTime = 0;
	self.jumpCharge = 0;
	self.update = function () {
		if (self.isJumping) {
			self.jumpCharge = Math.min(60, LK.ticks - self.jumpStartTime);
		} else {
			self.velocityY += 1; // Gravity
			if (self.jumpCharge > 0) {
				self.velocityY = -Math.max(25, self.jumpCharge * 1.3); // Multiply the jump charge by 2 to increase the jump height, with a minimum jump height of 10
				self.jumpCharge = 0;
			}
		}
		self.y += self.velocityY;
		// Slide the background down when the player jumps
		if (self.velocityY < 0) {
			backgroundContainer.y = Math.max(initialBackgroundY - self.jumpCharge * 0.3, backgroundContainer.y - self.velocityY * 0.3);
		} else if (self.velocityY > 0) {
			backgroundContainer.y = Math.max(initialBackgroundY, backgroundContainer.y - self.velocityY);
		}
		// Check if player's top edge has reached the top of the screen
		if (self.y - playerGraphics.height <= 0) {
			LK.showGameOver();
		}
		// Prevent player from falling below the ground
		if (self.y > 2940 - playerGraphics.height) {
			self.y = 2940 - playerGraphics.height;
			self.velocityY = 0;
			self.isOnGround = true;
			if (self.isInAir) {
				self.isInAir = false;
				self.removeChildren(); // Remove all children (including player_jump asset)
				self.attachAsset('player', {
					anchorX: 0.5,
					anchorY: 1.0
				});
				lives.deductLife(); // Deduct a life when the player returns to the ground
			}
		} else {
			self.isOnGround = false;
		}
		// Add a shake effect to the player when the jump is being charged
		if (self.shake) {
			self.x += Math.sin(LK.ticks / 1) * 3;
		}
	};
	self.startJump = function () {
		if (self.isOnGround) {
			self.isJumping = true;
			self.jumpStartTime = LK.ticks;
		}
	};
	self.endJump = function () {
		self.isJumping = false;
		self.isInAir = true;
		// Smoothly slide the background back up to its original position
		var slideUpInterval = LK.setInterval(function () {
			if (backgroundContainer.y < initialBackgroundY) {
				backgroundContainer.y += 10; // Adjust the speed as needed
			} else {
				LK.clearInterval(slideUpInterval);
				backgroundContainer.y = initialBackgroundY; // Ensure it snaps to the exact position
			}
		}, 16); // Approximately 60 FPS
		self.removeChildren(); // Remove all children (including player asset)
		self.attachAsset('player_jump', {
			anchorX: 0.5,
			anchorY: 1.0
		});
	};
	return self;
});
// Define the Spawner class
var Spawner = Container.expand(function (spawnRate, y) {
	var self = Container.call(this);
	self.spawnRate = spawnRate;
	self.y = y;
	self.spawnTimer = 0;
	self.update = function () {
		self.spawnTimer++;
		if (self.spawnTimer >= self.spawnRate) {
			var coin = game.addChild(new Coin());
			coin.x = -50;
			coin.y = self.y;
			self.spawnTimer = 0;
		}
	};
	return self;
});
// Define the SpawnerLeft class
var SpawnerLeft = Container.expand(function (spawnRate, y) {
	var self = Container.call(this);
	self.spawnRate = spawnRate;
	self.y = y;
	self.spawnTimer = 0;
	self.update = function () {
		self.spawnTimer++;
		if (self.spawnTimer >= self.spawnRate) {
			var coin = game.addChild(new CoinLeft());
			coin.x = 2098;
			coin.y = self.y;
			self.spawnTimer = 0;
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x77c3fa // Sky blue background
});

/**** 
* Game Code
****/ 
var backgroundContainer = game.addChild(new BackgroundContainer());
var initialBackgroundY = backgroundContainer.y; // Store initial background position
var backgroundImage = LK.getAsset('background', {
	anchorX: 0.0,
	anchorY: 0.0,
	scaleX: 1,
	scaleY: 1,
	x: 0,
	y: 0
});
backgroundContainer.addChild(backgroundImage);
var midgroundContainer = game.addChild(new MidgroundContainer());
var foregroundContainer = game.addChild(new ForegroundContainer());
var player = foregroundContainer.addChild(new Player());
var lives = midgroundContainer.addChild(new Lives());
lives.x = game.width / 2 - 250;
lives.y = 2400; // Position the lives system in the center of the screen
game.update = function () {
	player.update();
	life.update();
	// Update the spawners on the right side of the screen
	for (var i = 0; i < spawnersLeft.length; i++) {
		spawnersLeft[i].update();
	}
	// Update the spawners
	for (var i = 0; i < spawners.length; i++) {
		spawners[i].update();
	}
	if (player.intersects(life)) {
		life.destroy();
		life = game.addChild(new Life());
		lives.refillLife(); // Refill a life when the player collects the moving Life
	}
	life.update();
};
// Create and add score text to the midground container
var scoreText = new Text2('0', {
	size: 200,
	fill: "#ffffff",
	stroke: "#000000",
	strokeThickness: 15,
	anchorX: 0.5,
	anchorY: 0.5
});
scoreText.x = game.width / 2;
scoreText.y = game.height / 2 - 1160;
scoreText.anchor.set(0.5, 0.5);
midgroundContainer.addChild(scoreText);
var life = foregroundContainer.addChild(new Life());
player.x = 2048 / 2;
player.y = 2732 - player.height;
// Create the spawners
var spawners = [];
for (var i = 0; i < 5; i++) {
	var spawner = foregroundContainer.addChild(new Spawner(40 * (i + 1), 2732 / 7 * i + 500));
	spawners.push(spawner);
}
// Create the spawners on the right side of the screen
var spawnersLeft = [];
for (var i = 0; i < 5; i++) {
	var spawner = foregroundContainer.addChild(new SpawnerLeft(60 * (i + 1), 2732 / 7 * i + 700));
	spawnersLeft.push(spawner);
}
game.down = function (x, y, obj) {
	if (!player.isInAir) {
		player.startJump();
		LK.getSound('Charge').play();
		player.shake = true;
	}
};
game.up = function (x, y, obj) {
	player.endJump();
	LK.getSound('Charge').stop();
	LK.getSound('Jump').play();
	player.shake = false;
};
game.update = function () {
	player.update();
	life.update();
	// Update the spawners on the right side of the screen
	for (var i = 0; i < spawnersLeft.length; i++) {
		spawnersLeft[i].update();
	}
	// Update the spawners
	for (var i = 0; i < spawners.length; i++) {
		spawners[i].update();
	}
	if (player.intersects(life)) {
		life.destroy();
		life = game.addChild(new Life());
		lives.refillLife(); // Refill a life when the player collects the moving Life
	}
	life.update();
};