/****
* Classes
****/
//<Assets used in the game will automatically appear here>
// Car class
var Car = Container.expand(function () {
  var self = Container.call(this);
  var carGraphics = self.attachAsset('car', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 10;
  self.update = function () {
    // Car movement logic
    if (self.y > 2732) {
      self.y = -carGraphics.height;
    }
    self.y += self.speed;
  };
});
// Obstacle class
var Obstacle = Container.expand(function () {
  var self = Container.call(this);
  var obstacleGraphics = self.attachAsset('obstacle', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 5;
  self.update = function () {
    // Obstacle movement logic
    if (self.y > 2732) {
      self.y = -obstacleGraphics.height;
      self.x = Math.random() * 2048;
    }
    self.y += self.speed;
  };
});

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

/****
* Game Code
****/
// Initialize player car
var playerCar = game.addChild(new Car());
playerCar.x = 2048 / 2;
playerCar.y = 2732 - 200;
// Initialize obstacles
var obstacles = [];
for (var i = 0; i < 5; i++) {
  var obstacle = new Obstacle();
  obstacle.x = Math.random() * 2048;
  obstacle.y = Math.random() * 2732;
  obstacles.push(obstacle);
  game.addChild(obstacle);
}
// Handle touch events for car movement
game.down = function (x, y, obj) {
  playerCar.x = x;
  playerCar.y = y;
};
game.move = function (x, y, obj) {
  playerCar.x = x;
  playerCar.y = y;
};
game.up = function (x, y, obj) {
  // No action needed on touch up
};
// Update game state
game.update = function () {
  playerCar.update();
  for (var i = 0; i < obstacles.length; i++) {
    obstacles[i].update();
    if (playerCar.intersects(obstacles[i])) {
      // Flash screen red for 1 second (1000ms) to show collision
      LK.effects.flashScreen(0xff0000, 1000);
      // Show game over. The game will be automatically paused while game over is showing.
      LK.showGameOver();
    }
  }
};