/****
* Classes
****/
//<Assets used in the game will automatically appear here>
//<Write imports for supported plugins here>
// Class for the mysterious letters
var MysteriousLetter = Container.expand(function () {
  var self = Container.call(this);
  var letterGraphics = self.attachAsset('letter', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  // Randomly decide if the letter will disappear or stay for 5 seconds
  self.init = function () {
    if (Math.random() < 0.5) {
      // Letter will disappear
      LK.setTimeout(function () {
        self.destroy();
      }, 1000); // Disappear after 1 second
    } else {
      // Letter will stay for 5 seconds
      LK.setTimeout(function () {
        self.destroy();
      }, 5000); // Stay for 5 seconds
    }
  };
  self.init();
});

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

/****
* Game Code
****/
// Array to keep track of letters
var letters = [];
// Function to spawn a new letter
function spawnLetter() {
  var newLetter = new MysteriousLetter();
  newLetter.x = Math.random() * 2048;
  newLetter.y = Math.random() * 2732;
  letters.push(newLetter);
  game.addChild(newLetter);
}
// Set an interval to spawn letters every 2 seconds
var spawnInterval = LK.setInterval(spawnLetter, 2000);
// Update function called every game tick
game.update = function () {
  // Remove letters that are no longer in the game
  for (var i = letters.length - 1; i >= 0; i--) {
    if (!letters[i].parent) {
      letters.splice(i, 1);
    }
  }
};