/****
* Classes
****/
// Define the Obstacle class
var Obstacle = Container.expand(function () {
  var self = Container.call(this);
  var obstacleGraphics = self.attachAsset('bullet', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 5; // Initial speed
  // Update method for obstacle movement
  self.update = function () {
    self.x -= self.speed;
  };
  return self;
});
//<Assets used in the game will automatically appear here>
//<Write imports for supported plugins here>
// Define the Player class
var Player = Container.expand(function () {
  var self = Container.call(this);
  var playerGraphics = self.attachAsset('character', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.layer = 1; // Start on the middle layer
  self.speed = 10; // Initial speed
  // Method to move the player up a layer
  self.moveUp = function () {
    if (self.layer > 0) {
      self.layer--;
      self.y -= 300; // Move up by 300 pixels
    }
  };
  // Method to move the player down a layer
  self.moveDown = function () {
    if (self.layer < 2) {
      self.layer++;
      self.y += 300; // Move down by 300 pixels
    }
  };
  return self;
});

/****
* Initialize Game
****/
var game = new LK.Game({
  backgroundColor: 0x000000 //Init game with black background 
});

/****
* Game Code
****/
// Initialize player
var player = new Player();
player.x = 200;
player.y = 1366; // Start on the middle layer
game.addChild(player);
// Initialize obstacles array
var obstacles = [];
// Initialize score
var score = 0;
var scoreTxt = new Text2('0', {
  size: 150,
  fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Function to create obstacles
function createObstacle() {
  var obstacle = new Obstacle();
  obstacle.x = 2048;
  obstacle.y = 1366 + (Math.floor(Math.random() * 3) - 1) * 300; // Random layer
  obstacles.push(obstacle);
  game.addChild(obstacle);
}
// Function to update game speed
function updateSpeed() {
  player.speed += 0.01;
  obstacles.forEach(function (obstacle) {
    obstacle.speed += 0.01;
  });
}
// Handle swipe up and down
game.move = function (x, y, obj) {
  if (obj.event.deltaY < 0) {
    player.moveUp();
  } else if (obj.event.deltaY > 0) {
    player.moveDown();
  }
};
// Game update loop
game.update = function () {
  // Update obstacles
  for (var i = obstacles.length - 1; i >= 0; i--) {
    obstacles[i].update();
    if (obstacles[i].x < -100) {
      obstacles[i].destroy();
      obstacles.splice(i, 1);
      score++;
      scoreTxt.setText(score);
    }
    if (obstacles[i].intersects(player)) {
      LK.effects.flashScreen(0xff0000, 1000);
      LK.showGameOver();
    }
  }
  // Create new obstacles
  if (LK.ticks % 60 == 0) {
    createObstacle();
  }
  // Update speed
  updateSpeed();
};