/**** 
* Plugins
****/ 
var storage = LK.import("@upit/storage.v1", {
	highscore: 0
});
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
// Define a class for the bird
var Bird = Container.expand(function () {
	var self = Container.call(this);
	var birdGraphics1 = self.attachAsset('bird1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var birdGraphics2 = self.attachAsset('bird2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	birdGraphics2.visible = false; // Initially, the second frame of the animation is not visible
	self.animationCounter = 0; // Counter for the animation
	self.speed = 35;
	self.y = 2732 / 2 - 900; // Position the bird 45px higher
	self.update = function () {
		// Animation
		self.animationCounter++;
		if (self.animationCounter % 20 == 0) {
			birdGraphics1.visible = !birdGraphics1.visible;
			birdGraphics2.visible = !birdGraphics2.visible;
		}
		// Movement
		self.x -= self.speed;
		if (self.x < -50) {
			self.destroy();
		}
	};
});
// Define a class for the cloud
var Cloud = Container.expand(function () {
	var self = Container.call(this);
	var cloudGraphics = self.attachAsset('cloud', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		self.x -= 4;
		if (self.x < -50) {
			self.destroy();
		}
	};
});
// Define a class for enemies
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyTypes = ['enemy', 'enemy2', 'enemy3'];
	var randomEnemy = enemyTypes[Math.floor(Math.random() * enemyTypes.length)];
	var enemyGraphics = self.attachAsset(randomEnemy, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 20;
	self.y = 2732 / 2 - 100; // Position the enemy 45px higher
	self.update = function () {
		self.x -= self.speed;
		if (self.x < -50) {
			self.destroy();
		}
	};
});
//<Assets used in the game will automatically appear here>
// Define a class for the player character
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics1 = self.attachAsset('p1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var playerGraphics2 = self.attachAsset('p2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var jumpingGraphics = self.attachAsset('jumping', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	jumpingGraphics.visible = false; // Initially, the jumping graphic is not visible
	playerGraphics2.visible = false; // Initially, the second frame of the animation is not visible
	self.speed = 15;
	self.jumpHeight = 25;
	self.isJumping = false;
	self.velocityY = 5;
	self.animationCounter = 0; // Counter for the animation
	self.update = function () {
		if (self.isJumping) {
			self.y += self.velocityY;
			self.velocityY += 0.7; // Decreased gravity effect by 30%
			if (self.y >= 2732 / 2 - 100) {
				// Ground level
				self.y = 2732 / 2 - 100;
				self.isJumping = false;
				self.velocityY = 0;
				jumpingGraphics.visible = false; // Hide jumping graphic after jump
				// Revert to player animation after jump
				playerGraphics1.visible = true;
				playerGraphics2.visible = false;
			} else {
				// Show jumping graphic during jump
				playerGraphics1.visible = false;
				playerGraphics2.visible = false;
				jumpingGraphics.visible = true;
			}
		} else {
			// Animation
			self.animationCounter++;
			if (self.animationCounter % 10 == 0) {
				// Change the frame every 10 game ticks
				playerGraphics1.visible = !playerGraphics1.visible;
				playerGraphics2.visible = !playerGraphics2.visible;
			}
		}
	};
	self.jump = function () {
		if (!self.isJumping) {
			self.isJumping = true;
			self.velocityY = -self.jumpHeight;
		}
	};
	// Method to change player graphics to 'die' image
	self.changeToDieImage = function () {
		playerGraphics1.visible = false;
		playerGraphics2.visible = false;
		jumpingGraphics.visible = false;
		var dieGraphics = self.attachAsset('die', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		dieGraphics.visible = true;
	};
	// Method to stop player animation
	self.stopAnimation = function () {
		self.update = function () {}; // Override update to stop animation
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0xD3D3D3 // Light gray background
});

/**** 
* Game Code
****/ 
var ground1 = game.addChild(LK.getAsset('ground', {
	anchorX: 0,
	anchorY: 0.5
}));
ground1.x = 0;
ground1.y = 2732 / 2;
var ground2 = game.addChild(LK.getAsset('ground', {
	anchorX: 0,
	anchorY: 0.5
}));
ground2.x = ground1.width;
ground2.y = 2732 / 2;
// Create a large button in the center of the screen
var startButton = new Text2('                ', {
	size: 150,
	fill: 0xFFFFFF,
	font: "'GillSans-Bold',Impact,'Arial Black',Tahoma"
});
// Create a black rectangle behind the start button
var startButtonBackground = LK.getAsset('rectangle', {
	width: 600,
	height: 240,
	color: 0x000000,
	anchorX: 0.5,
	anchorY: 0.5
});
startButtonBackground.x = 2048 / 2;
startButtonBackground.y = 2732 / 2;
game.addChild(startButtonBackground);
// Center the button on the screen
startButton.anchor.set(0.5, 0.5);
startButton.x = 2048 / 2;
startButton.y = 2732 / 2;
// Add the button to the game
game.addChild(startButton);
// Add event listener to start the game when startButton is pressed
startButton.down = function (x, y, obj) {
	// Remove the start button from the game
	tween(startButtonBackground, {
		scaleX: 1.2,
		scaleY: 1.2
	}, {
		duration: 150,
		easing: tween.easeInOut,
		onFinish: function onFinish() {
			tween(startButtonBackground, {
				scaleX: 1,
				scaleY: 1
			}, {
				duration: 150,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					tween(startButtonBackground, {
						alpha: 0
					}, {
						duration: 150,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							startButton.destroy();
							startButtonBackground.destroy();
						}
					});
				}
			});
		}
	});
	gameStarted = true; // Set the game as started
	// Play background music
	LK.playMusic('bg');
	// Start the game logic
	game.update = function () {
		player.update();
		// Spawn birds
		if (LK.ticks % Math.floor(Math.random() * 600 + 60) == 0) {
			var bird = new Bird();
			bird.x = Math.max(2732, Math.floor(Math.random() * 500));
			bird.y = 2732 / 2 - 900; // Random y position
			game.addChild(bird);
		}
		// Update ground
		ground1.x -= 30;
		ground2.x -= 30;
		if (ground1.x <= -ground1.width) {
			ground1.x = ground2.x + ground2.width;
		}
		if (ground2.x <= -ground2.width) {
			ground2.x = ground1.x + ground1.width;
		}
		// Spawn enemies
		enemySpawnCounter++;
		if (enemySpawnCounter >= enemySpawnInterval) {
			var enemy = new Enemy();
			enemy.x = 2048;
			enemy.y = 2732 / 2 - 100;
			enemies.push(enemy);
			game.addChild(enemy);
			// Randomize the spawn interval for the next enemy
			// Decrease the spawn interval as the score increases
			enemySpawnInterval = Math.max(50, Math.floor(Math.random() * 200) - LK.getScore() * 1.5);
			enemySpawnCounter = 0;
		}
		// Spawn clouds at random intervals and positions
		if (LK.ticks % Math.floor(Math.random() * 600 + 60) == 0) {
			var cloud = new Cloud();
			cloud.x = 2732 + Math.random() * 500;
			cloud.y = 100 + Math.random() * 350; // Spawn cloud between 0-100px on the y-axis
			game.addChild(cloud);
		}
		// Update enemies
		for (var j = enemies.length - 1; j >= 0; j--) {
			enemies[j].update();
			if (player.intersects(enemies[j])) {
				// Change player graphics to 'die' image
				player.changeToDieImage();
				// Stop player animation
				player.stopAnimation();
				LK.effects.flashScreen(0xff0000, 1000);
				LK.showGameOver();
				// Check if the current score is higher than the stored highscore
				if (LK.getScore() > storage.highscore) {
					storage.highscore = LK.getScore(); // Update highscore in storage
					highscoreText.setText("H.Score: " + storage.highscore); // Update highscore text
					tween(highscoreText, {
						scaleX: 0.8,
						scaleY: 0.8
					}, {
						duration: 100,
						easing: tween.easeInOut,
						onFinish: function onFinish() {
							tween(highscoreText, {
								scaleX: 1,
								scaleY: 1
							}, {
								duration: 100,
								easing: tween.easeInOut
							});
						}
					});
				}
			} else if (player.x > enemies[j].x && !enemies[j].passed) {
				enemies[j].passed = true;
				LK.setScore(LK.getScore() + 1);
				scoreText.setText("Score: " + LK.getScore());
				tween(scoreText, {
					scaleX: 0.8,
					scaleY: 0.8
				}, {
					duration: 100,
					easing: tween.easeInOut,
					onFinish: function onFinish() {
						tween(scoreText, {
							scaleX: 1,
							scaleY: 1
						}, {
							duration: 100,
							easing: tween.easeInOut
						});
					}
				});
				if (LK.getScore() > storage.highscore) {
					storage.highscore = LK.getScore(); // Update highscore in storage
					highscoreText.setText("H.Score: " + LK.getScore()); // Update highscore text
				}
			}
		}
	};
};
var player = game.addChild(new Player());
player.x = 2048 / 2 - 2048 / 3; // Position the player a bit more to the left
player.y = 2732 / 2 - 100;
// Initialize bird
var bird = game.addChild(new Bird());
//bird.x = Math.max(2732, Math.floor(Math.random() * 500)); // Position the bird at a random x position
//bird.y = 2732 / 2 - 900; // Position the bird at y-axis 900px
// Initialize enemies
var enemies = [];
var enemySpawnInterval = 100;
var enemySpawnCounter = 0;
var gameStarted = false; // Flag to check if the game has started
// Create a new Text2 object to display the score
var scoreText = new Text2('Score: 0', {
	size: 70,
	fill: 0xA9A9A9,
	// Dark gray color 
	font: "'GillSans-Bold',Impact,'Arial Black',Tahoma"
});
// Add the score text to the game GUI at the top-right corner of the screen
LK.gui.topRight.addChild(scoreText);
scoreText.x = -scoreText.width / 2 - 210; // Move 100px to the left
scoreText.y = scoreText.height / 2; // Adjust y to account for anchor
// Create a new Text2 object to display the highscore
var highscoreText = new Text2('H.Score: ' + storage.highscore, {
	size: 50,
	fill: 0xA9A9A9,
	// Dark gray color
	font: "'GillSans-Bold',Impact,'Arial Black',Tahoma"
});
// Add the highscore text below the score text
LK.gui.topRight.addChild(highscoreText);
highscoreText.x = scoreText.x;
highscoreText.y = scoreText.y + scoreText.height;
// Handle game updates
game.update = function () {
	player.update();
	// Spawn birds
	if (LK.ticks % Math.floor(Math.random() * 600 + 60) == 0) {
		var bird = new Bird();
		bird.x = Math.max(2732, Math.floor(Math.random() * 500));
		bird.y = 2732 / 2 - 900; // Random y position
		game.addChild(bird);
	}
	// Update ground
	ground1.x -= 30;
	ground2.x -= 30;
	if (ground1.x <= -ground1.width) {
		ground1.x = ground2.x + ground2.width;
	}
	if (ground2.x <= -ground2.width) {
		ground2.x = ground1.x + ground1.width;
	}
	// Spawn enemies
	if (gameStarted) {
		enemySpawnCounter++;
		if (enemySpawnCounter >= enemySpawnInterval) {
			var enemy = new Enemy();
			enemy.x = 2048;
			enemy.y = 2732 / 2 - 100;
			enemies.push(enemy);
			game.addChild(enemy);
			// Randomize the spawn interval for the next enemy
			// Decrease the spawn interval as the score increases
			enemySpawnInterval = Math.max(50, Math.floor(Math.random() * 200) - LK.getScore() * 1.5);
			enemySpawnCounter = 0;
		}
	}
	// Spawn clouds at random intervals and positions
	if (LK.ticks % Math.floor(Math.random() * 600 + 60) == 0) {
		var cloud = new Cloud();
		cloud.x = 2732 + Math.random() * 500;
		cloud.y = 100 + Math.random() * 350; // Spawn cloud between 0-100px on the y-axis
		game.addChild(cloud);
	}
	// Update enemies
	for (var j = enemies.length - 1; j >= 0; j--) {
		enemies[j].update();
		if (player.intersects(enemies[j])) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
			// Check if the current score is higher than the stored highscore
			if (LK.getScore() > storage.highscore) {
				storage.highscore = LK.getScore(); // Update highscore in storage
				highscoreText.setText("H.Score: " + storage.highscore); // Update highscore text
			}
		} else if (player.x > enemies[j].x && !enemies[j].passed) {
			enemies[j].passed = true;
			LK.setScore(LK.getScore() + 1);
			scoreText.setText("Score: " + LK.getScore());
			tween(scoreText, {
				scaleX: 0.8,
				scaleY: 0.8
			}, {
				duration: 100,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					tween(scoreText, {
						scaleX: 1,
						scaleY: 1
					}, {
						duration: 100,
						easing: tween.easeInOut
					});
				}
			});
			if (LK.getScore() > storage.highscore) {
				storage.highscore = LK.getScore(); // Update highscore in storage
				highscoreText.setText("H.Score: " + LK.getScore()); // Update highscore text
				tween(highscoreText, {
					scaleX: 0.8,
					scaleY: 0.8
				}, {
					duration: 100,
					easing: tween.easeInOut,
					onFinish: function onFinish() {
						tween(highscoreText, {
							scaleX: 1,
							scaleY: 1
						}, {
							duration: 100,
							easing: tween.easeInOut
						});
					}
				});
			}
		}
	}
};
// Handle player jump
game.down = function (x, y, obj) {
	if (gameStarted) {
		player.jump();
	}
};