/****
* Classes
****/
// Class for the enemies
var Enemy = Container.expand(function () {
  var self = Container.call(this);
  var enemyGraphics = self.attachAsset('enemy', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 3;
  self.update = function () {
    // Movement logic for enemies will be implemented here
  };
});
// The assets will be automatically created and loaded by the LK engine.
// Class for the main character Lyra
var Lyra = Container.expand(function () {
  var self = Container.call(this);
  var lyraGraphics = self.attachAsset('lyra', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 5;
  self.update = function () {
    // Movement logic for Lyra will be implemented here
  };
});

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

/****
* Game Code
****/
// Initialize Lyra
var lyra = game.addChild(new Lyra());
lyra.x = 2048 / 2;
lyra.y = 2732 / 2;
// Initialize enemies
var enemies = [];
for (var i = 0; i < 10; i++) {
  var enemy = game.addChild(new Enemy());
  enemy.x = Math.random() * 2048;
  enemy.y = Math.random() * 2732;
  enemies.push(enemy);
}
// Game update function
game.update = function () {
  // Update Lyra
  lyra.update();
  // Update enemies
  for (var i = 0; i < enemies.length; i++) {
    enemies[i].update();
    // Check for collision between Lyra and enemies
    if (lyra.intersects(enemies[i])) {
      // Game over
      LK.effects.flashScreen(0xff0000, 1000);
      LK.showGameOver();
    }
  }
};
// Handle touch events
game.down = function (x, y, obj) {
  // Move Lyra towards the touch position
  var dx = x - lyra.x;
  var dy = y - lyra.y;
  var distance = Math.sqrt(dx * dx + dy * dy);
  lyra.speedX = lyra.speed * dx / distance;
  lyra.speedY = lyra.speed * dy / distance;
};
game.move = function (x, y, obj) {
  // Move Lyra towards the touch position
  var dx = x - lyra.x;
  var dy = y - lyra.y;
  var distance = Math.sqrt(dx * dx + dy * dy);
  lyra.speedX = lyra.speed * dx / distance;
  lyra.speedY = lyra.speed * dy / distance;
};
game.up = function (x, y, obj) {
  // Stop Lyra
  lyra.speedX = 0;
  lyra.speedY = 0;
};