/****
* Classes
****/
// Bullet class for the cop's bullets
var Bullet = Container.expand(function () {
  var self = Container.call(this);
  var bulletGraphics = self.attachAsset('bullet', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = -15;
  self.update = function () {
    self.y += self.speed;
  };
});
//<Assets used in the game will automatically appear here>
//<Write imports for supported plugins here>
// Cop class representing the player character
var Cop = Container.expand(function () {
  var self = Container.call(this);
  var copGraphics = self.attachAsset('cop', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 10;
  self.update = function () {
    // Update logic for the cop
  };
  self.move = function (x, y) {
    self.x = x;
    self.y = y;
  };
});
// Thief class representing the enemy
var Thief = Container.expand(function () {
  var self = Container.call(this);
  var thiefGraphics = self.attachAsset('thief', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.speed = 5;
  self.update = function () {
    self.y += self.speed;
    if (self.y > 2732) {
      self.y = -self.height;
      self.x = Math.random() * 2048;
    }
  };
});

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

/****
* Game Code
****/
// Initialize game variables
var cop = new Cop();
var thieves = [];
var bullets = [];
var score = 0;
// Add cop to the game
game.addChild(cop);
cop.x = 1024;
cop.y = 2400;
// Create thieves
for (var i = 0; i < 5; i++) {
  var thief = new Thief();
  thief.x = Math.random() * 2048;
  thief.y = Math.random() * -2732;
  thieves.push(thief);
  game.addChild(thief);
}
// Handle game updates
game.update = function () {
  // Update cop
  cop.update();
  // Update thieves
  for (var i = 0; i < thieves.length; i++) {
    thieves[i].update();
    if (cop.intersects(thieves[i])) {
      LK.effects.flashScreen(0xff0000, 1000);
      LK.showGameOver();
    }
  }
  // Update bullets
  for (var j = bullets.length - 1; j >= 0; j--) {
    bullets[j].update();
    if (bullets[j].y < -50) {
      bullets[j].destroy();
      bullets.splice(j, 1);
    } else {
      for (var k = thieves.length - 1; k >= 0; k--) {
        if (bullets[j].intersects(thieves[k])) {
          score++;
          bullets[j].destroy();
          bullets.splice(j, 1);
          thieves[k].destroy();
          thieves.splice(k, 1);
          break;
        }
      }
    }
  }
  // Fire bullets
  if (LK.ticks % 20 == 0) {
    var bullet = new Bullet();
    bullet.x = cop.x;
    bullet.y = cop.y;
    bullets.push(bullet);
    game.addChild(bullet);
  }
};
// Handle touch events
game.down = function (x, y, obj) {
  cop.move(x, y);
};
game.move = function (x, y, obj) {
  cop.move(x, y);
};
game.up = function (x, y, obj) {
  // No action needed on touch up
};