/****
* Classes
****/
// Obstacle class representing obstacles in the game
var Obstacle = Container.expand(function () {
  var self = Container.call(this);
  var obstacleGraphics = self.attachAsset('obstacle', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speedX = -5;
  // Update function for obstacle movement
  self.update = function () {
    self.x += self.speedX;
    // Remove obstacle if it goes off screen
    if (self.x < -obstacleGraphics.width / 2) {
      self.destroy();
    }
  };
});
//<Assets used in the game will automatically appear here>
// Player class representing the main character
var Player = Container.expand(function () {
  var self = Container.call(this);
  var playerGraphics = self.attachAsset('player', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speedY = 0;
  self.gravity = 0.5;
  self.jumpStrength = -10;
  // Update function for player movement
  self.update = function () {
    self.speedY += self.gravity;
    self.y += self.speedY;
    // Prevent player from falling below the ground
    if (self.y > 2732 - playerGraphics.height / 2) {
      self.y = 2732 - playerGraphics.height / 2;
      self.speedY = 0;
    }
  };
  // Jump function for the player
  self.jump = function () {
    self.speedY = self.jumpStrength;
  };
});

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

/****
* Game Code
****/
// Initialize player
var player = new Player();
player.x = 2048 / 4;
player.y = 2732 / 2;
game.addChild(player);
// Array to keep track of obstacles
var obstacles = [];
// Function to spawn obstacles
function spawnObstacle() {
  var obstacle = new Obstacle();
  obstacle.x = 2048 + obstacle.width / 2;
  obstacle.y = 2732 - obstacle.height / 2;
  obstacles.push(obstacle);
  game.addChild(obstacle);
}
// Set interval to spawn obstacles periodically
var obstacleInterval = LK.setInterval(spawnObstacle, 2000);
// Handle game updates
game.update = function () {
  player.update();
  // Update all obstacles
  for (var i = obstacles.length - 1; i >= 0; i--) {
    obstacles[i].update();
    // Check for collision with player
    if (player.intersects(obstacles[i])) {
      LK.effects.flashScreen(0xff0000, 1000);
      LK.showGameOver();
    }
  }
};
// Handle touch events for jumping
game.down = function (x, y, obj) {
  player.jump();
};
// Clear obstacle interval on game over
game.on('gameOver', function () {
  LK.clearInterval(obstacleInterval);
});