/****
* Classes
****/
// Bonus class for collectible bonuses
var Bonus = Container.expand(function () {
  var self = Container.call(this);
  var bonusGraphics = self.attachAsset('bonus', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.update = function () {
    self.y += 3; // Speed of bonus falling
    if (self.y > 2732) self.destroy(); // Destroy if out of bounds
  };
});
//<Assets used in the game will automatically appear here>
//<Write imports for supported plugins here>
// Character class for the player-controlled character
var Character = Container.expand(function () {
  var self = Container.call(this);
  var characterGraphics = self.attachAsset('character', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 10; // Speed of character movement
  self.moveLeft = function () {
    self.x -= self.speed;
    if (self.x < 0) self.x = 0; // Prevent moving out of bounds
  };
  self.moveRight = function () {
    self.x += self.speed;
    if (self.x > 2048) self.x = 2048; // Prevent moving out of bounds
  };
});
// Obstacle class for incoming obstacles
var Obstacle = Container.expand(function () {
  var self = Container.call(this);
  var obstacleGraphics = self.attachAsset('obstacle', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 5; // Initial speed of obstacles
  self.update = function () {
    self.y += self.speed;
    if (self.y > 2732) self.destroy(); // Destroy if out of bounds
  };
});

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

/****
* Game Code
****/
// Initialize variables
var character = game.addChild(new Character());
character.x = 1024; // Center character horizontally
character.y = 2500; // Position character near the bottom
var obstacles = [];
var bonuses = [];
var score = 0;
var survivalTime = 0;
// Score display
var scoreTxt = new Text2('Score: 0', {
  size: 100,
  fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Handle touch events for character movement
game.down = function (x, y, obj) {
  if (x < 1024) {
    character.moveLeft();
  } else {
    character.moveRight();
  }
};
// Update game state
game.update = function () {
  // Update survival time
  survivalTime += 1;
  scoreTxt.setText('Score: ' + score);
  // Increase obstacle speed over time
  if (LK.ticks % 600 == 0) {
    obstacles.forEach(function (obstacle) {
      obstacle.speed += 1;
    });
  }
  // Spawn obstacles
  if (LK.ticks % 60 == 0) {
    var newObstacle = new Obstacle();
    newObstacle.x = Math.random() * 2048;
    newObstacle.y = 0;
    obstacles.push(newObstacle);
    game.addChild(newObstacle);
  }
  // Spawn bonuses
  if (LK.ticks % 300 == 0) {
    var newBonus = new Bonus();
    newBonus.x = Math.random() * 2048;
    newBonus.y = 0;
    bonuses.push(newBonus);
    game.addChild(newBonus);
  }
  // Update obstacles and check for collisions
  for (var i = obstacles.length - 1; i >= 0; i--) {
    obstacles[i].update();
    if (character.intersects(obstacles[i])) {
      LK.effects.flashScreen(0xff0000, 1000);
      LK.showGameOver();
    }
  }
  // Update bonuses and check for collection
  for (var j = bonuses.length - 1; j >= 0; j--) {
    bonuses[j].update();
    if (character.intersects(bonuses[j])) {
      score += 10;
      bonuses[j].destroy();
      bonuses.splice(j, 1);
    }
  }
};