/****
* Classes
****/
// Assets will be automatically created and loaded during gameplay
// Bird class
var Bird = Container.expand(function () {
  var self = Container.call(this);
  var birdGraphics = self.attachAsset('bird', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 5;
  self.update = function () {
    // Bird movement logic
    self.x += self.vx;
    self.y += self.vy;
  };
  self.vx = 0;
  self.vy = 0;
});
// Food class
var Food = Container.expand(function () {
  var self = Container.call(this);
  var foodGraphics = self.attachAsset('food', {
    anchorX: 0.5,
    anchorY: 0.5
  });
});
// Tree class
var Tree = Container.expand(function () {
  var self = Container.call(this);
  var treeGraphics = self.attachAsset('tree', {
    anchorX: 0.5,
    anchorY: 0.5
  });
});

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

/****
* Game Code
****/
// Initialize game variables
var bird = game.addChild(new Bird());
bird.x = 2048 / 2;
bird.y = 2732 / 2;
var trees = [];
var foods = [];
var score = 0;
var scoreTxt = new Text2('0', {
  size: 150,
  fill: "#ffffff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Function to spawn trees
function spawnTree() {
  var tree = new Tree();
  tree.x = Math.random() * 2048;
  tree.y = Math.random() * 2732;
  trees.push(tree);
  game.addChild(tree);
}
// Function to spawn food
function spawnFood() {
  var food = new Food();
  food.x = Math.random() * 2048;
  food.y = Math.random() * 2732;
  foods.push(food);
  game.addChild(food);
}
// Spawn initial trees and food
for (var i = 0; i < 10; i++) {
  spawnTree();
  spawnFood();
}
// Handle bird movement
game.down = function (x, y, obj) {
  var game_position = game.toLocal(obj.global);
  bird.vx = (game_position.x - bird.x) / 50;
  bird.vy = (game_position.y - bird.y) / 50;
};
// Update game state
game.update = function () {
  bird.update();
  // Check for collisions with trees
  for (var i = 0; i < trees.length; i++) {
    if (bird.intersects(trees[i])) {
      LK.effects.flashScreen(0xff0000, 1000);
      LK.showGameOver();
      return;
    }
  }
  // Check for collisions with food
  for (var i = 0; i < foods.length; i++) {
    if (bird.intersects(foods[i])) {
      score++;
      scoreTxt.setText(score);
      foods[i].destroy();
      foods.splice(i, 1);
      spawnFood();
    }
  }
  // Check for collisions with walls
  if (bird.x < 0 || bird.x > 2048 || bird.y < 0 || bird.y > 2732) {
    LK.effects.flashScreen(0xff0000, 1000);
    LK.showGameOver();
  }
};