/****
* Classes
****/
//<Assets used in the game will automatically appear here>
//<Write imports for supported plugins here>
// Bird class representing the player character
var Bird = Container.expand(function () {
  var self = Container.call(this);
  var birdGraphics = self.attachAsset('bird', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speedY = 0;
  self.gravity = 0.5;
  self.flapStrength = -10;
  // Update function for bird movement
  self.update = function () {
    self.speedY += self.gravity;
    self.y += self.speedY;
    // Prevent bird from going off-screen
    if (self.y > 2732 - birdGraphics.height / 2) {
      self.y = 2732 - birdGraphics.height / 2;
      self.speedY = 0;
    }
    if (self.y < birdGraphics.height / 2) {
      self.y = birdGraphics.height / 2;
      self.speedY = 0;
    }
  };
  // Flap function to make the bird jump
  self.flap = function () {
    self.speedY = self.flapStrength;
  };
});
// Pipe class representing obstacles
var Pipe = Container.expand(function () {
  var self = Container.call(this);
  var pipeGraphics = self.attachAsset('pipe', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speedX = -5;
  // Update function for pipe movement
  self.update = function () {
    self.x += self.speedX;
    // Remove pipe if it goes off-screen
    if (self.x < -pipeGraphics.width / 2) {
      self.destroy();
    }
  };
});

/****
* Initialize Game
****/
var game = new LK.Game({
  backgroundColor: 0x87CEEB // Sky blue background
});

/****
* Game Code
****/
// Initialize bird
var bird = new Bird();
bird.x = 2048 / 4;
bird.y = 2732 / 2;
game.addChild(bird);
// Array to hold pipes
var pipes = [];
// Function to create a new pipe
function createPipe() {
  var pipe = new Pipe();
  pipe.x = 2048 + pipe.width / 2;
  pipe.y = Math.random() * (2732 - 400) + 200; // Random y position
  pipes.push(pipe);
  game.addChild(pipe);
}
// Timer to create pipes at intervals
var pipeTimer = LK.setInterval(createPipe, 2000);
// Game update function
game.update = function () {
  bird.update();
  // Update pipes
  for (var i = pipes.length - 1; i >= 0; i--) {
    pipes[i].update();
    if (pipes[i].x < -pipes[i].width / 2) {
      pipes.splice(i, 1);
    }
  }
  // Check for collisions
  for (var j = 0; j < pipes.length; j++) {
    if (bird.intersects(pipes[j])) {
      LK.effects.flashScreen(0xff0000, 1000);
      LK.showGameOver();
      break;
    }
  }
};
// Handle touch input for bird flap
game.down = function (x, y, obj) {
  bird.flap();
};