/****
* Classes
****/
// Define the Space Ranger class
var SpaceRanger = Container.expand(function () {
  var self = Container.call(this);
  var rangerGraphics = self.createAsset('spaceRanger', 'Space Ranger', 0.5, 0.5);
  self.speed = 5;
  self.moveLeft = function () {
    self.x = Math.max(self.width / 2, self.x - self.speed);
  };
  self.moveRight = function () {
    self.x = Math.min(2048 - self.width / 2, self.x + self.speed);
  };
  self.moveUp = function () {
    self.y = Math.max(self.height / 2, self.y - self.speed);
  };
  self.moveDown = function () {
    self.y = Math.min(2732 - self.height / 2, self.y + self.speed);
  };
});
// Define the Meteor class
var Meteor = Container.expand(function () {
  var self = Container.call(this);
  var meteorGraphics = self.createAsset('meteor', 'Meteor', 0.5, 0.5);
  self.speed = 3;
  self.move = function () {
    self.y += self.speed;
  };
});
// Define the Alien class
var Alien = Container.expand(function () {
  var self = Container.call(this);
  var alienGraphics = self.createAsset('alien', 'Alien', 0.5, 0.5);
  self.speed = 2;
  self.move = function () {
    self.y += self.speed;
  };
});
// Define the HeroBullet class
var HeroBullet = Container.expand(function () {
  var self = Container.call(this);
  var bulletGraphics = self.createAsset('heroBullet', 'Hero Bullet', 0.5, 0.5);
  self.speed = -10;
  self.move = function () {
    self.y += self.speed;
  };
});
/****
* Initialize Game
****/
var game = new LK.Game({
  backgroundColor: 0x000000 // Init game with black background
});
/****
* Game Code
****/
// Initialize important asset arrays
var meteors = [];
var aliens = [];
var heroBullets = [];

// Create the Space Ranger
var spaceRanger = game.addChild(new SpaceRanger());
spaceRanger.x = 2048 / 2;
spaceRanger.y = 2732 - 200; // Start position near the bottom of the screen

// Touch event handling
function handleTouchMove(obj) {
  var touchPos = obj.event.getLocalPosition(game);
  spaceRanger.x = touchPos.x;
  spaceRanger.y = touchPos.y;
}
game.on('move', handleTouchMove);

// Game tick event
LK.on('tick', function () {
  // Move all meteors
  for (var i = meteors.length - 1; i >= 0; i--) {
    meteors[i].move();
    if (meteors[i].y > 2732 + meteors[i].height / 2) {
      meteors[i].destroy();
      meteors.splice(i, 1);
    }
  }

  // Move all aliens
  for (var j = aliens.length - 1; j >= 0; j--) {
    aliens[j].move();
    if (aliens[j].y > 2732 + aliens[j].height / 2) {
      aliens[j].destroy();
      aliens.splice(j, 1);
    }
  }

  // Move all hero bullets
  for (var k = heroBullets.length - 1; k >= 0; k--) {
    heroBullets[k].move();
    if (heroBullets[k].y < -heroBullets[k].height / 2) {
      heroBullets[k].destroy();
      heroBullets.splice(k, 1);
    }
  }

  // Collision detection between hero bullets and aliens
  for (var l = heroBullets.length - 1; l >= 0; l--) {
    for (var m = aliens.length - 1; m >= 0; m--) {
      if (heroBullets[l].intersects(aliens[m])) {
        heroBullets[l].destroy();
        heroBullets.splice(l, 1);
        aliens[m].destroy();
        aliens.splice(m, 1);
        break;
      }
    }
  }

  // Collision detection between space ranger and meteors/aliens
  for (var n = 0; n < meteors.length; n++) {
    if (spaceRanger.intersects(meteors[n])) {
      LK.effects.flashScreen(0xff0000, 1000);
      LK.showGameOver();
      return;
    }
  }
  for (var o = 0; o < aliens.length; o++) {
    if (spaceRanger.intersects(aliens[o])) {
      LK.effects.flashScreen(0xff0000, 1000);
      LK.showGameOver();
      return;
    }
  }

  // Spawn meteors and aliens
  if (LK.ticks % 120 == 0) {
    var newMeteor = new Meteor();
    newMeteor.x = Math.random() * 2048;
    newMeteor.y = -newMeteor.height / 2;
    meteors.push(newMeteor);
    game.addChild(newMeteor);
  }
  if (LK.ticks % 240 == 0) {
    var newAlien = new Alien();
    newAlien.x = Math.random() * 2048;
    newAlien.y = -newAlien.height / 2;
    aliens.push(newAlien);
    game.addChild(newAlien);
  }

  // Fire hero bullets
  if (LK.ticks % 30 == 0) {
    var newHeroBullet = new HeroBullet();
    newHeroBullet.x = spaceRanger.x;
    newHeroBullet.y = spaceRanger.y - spaceRanger.height / 2;
    heroBullets.push(newHeroBullet);
    game.addChild(newHeroBullet);
  }
});