/****
* Classes
****/
// Class for enemy syndicate members
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 () {
    // Update logic for enemies
  };
});
// Class for bullets fired by enemies
var EnemyBullet = Container.expand(function () {
  var self = Container.call(this);
  var bulletGraphics = self.attachAsset('enemyBullet', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 5;
  self.update = function () {
    self.y += self.speed;
  };
});
// Class for bullets fired by Kane Voss
var HeroBullet = Container.expand(function () {
  var self = Container.call(this);
  var bulletGraphics = self.attachAsset('heroBullet', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = -10;
  self.update = function () {
    self.y += self.speed;
  };
});
//<Assets used in the game will automatically appear here>
//<Write imports for supported plugins here>
// Class for the main character, Kane Voss
var KaneVoss = Container.expand(function () {
  var self = Container.call(this);
  var kaneGraphics = self.attachAsset('kane', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 5;
  self.update = function () {
    // Update logic for Kane Voss
  };
});

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

/****
* Game Code
****/
// Initialize game variables
var kane = game.addChild(new KaneVoss());
kane.x = 2048 / 2;
kane.y = 2732 - 200;
var enemies = [];
var heroBullets = [];
var enemyBullets = [];
// Function to handle movement
function handleMove(x, y, obj) {
  if (kane) {
    kane.x = x;
    kane.y = y;
  }
}
// Function to handle shooting
function shootBullet() {
  var newBullet = new HeroBullet();
  newBullet.x = kane.x;
  newBullet.y = kane.y;
  heroBullets.push(newBullet);
  game.addChild(newBullet);
}
// Function to spawn enemies
function spawnEnemy() {
  var newEnemy = new Enemy();
  newEnemy.x = Math.random() * 2048;
  newEnemy.y = 0;
  enemies.push(newEnemy);
  game.addChild(newEnemy);
}
// Game update loop
game.update = function () {
  // Update Kane Voss
  kane.update();
  // Update enemies
  for (var i = enemies.length - 1; i >= 0; i--) {
    enemies[i].update();
    if (enemies[i].y > 2732) {
      enemies[i].destroy();
      enemies.splice(i, 1);
    }
  }
  // Update hero bullets
  for (var j = heroBullets.length - 1; j >= 0; j--) {
    heroBullets[j].update();
    if (heroBullets[j].y < 0) {
      heroBullets[j].destroy();
      heroBullets.splice(j, 1);
    }
  }
  // Update enemy bullets
  for (var k = enemyBullets.length - 1; k >= 0; k--) {
    enemyBullets[k].update();
    if (enemyBullets[k].y > 2732) {
      enemyBullets[k].destroy();
      enemyBullets.splice(k, 1);
    }
  }
  // Collision detection
  for (var m = enemies.length - 1; m >= 0; m--) {
    for (var n = heroBullets.length - 1; n >= 0; n--) {
      if (enemies[m].intersects(heroBullets[n])) {
        enemies[m].destroy();
        heroBullets[n].destroy();
        enemies.splice(m, 1);
        heroBullets.splice(n, 1);
        break;
      }
    }
  }
};
// Event listeners
game.down = function (x, y, obj) {
  handleMove(x, y, obj);
};
game.move = function (x, y, obj) {
  handleMove(x, y, obj);
};
// Set intervals for shooting and spawning enemies
LK.setInterval(shootBullet, 500);
LK.setInterval(spawnEnemy, 2000);