/**  
 * Note that these look like classes but act like structs
 * the methods actually have a implied struct as their first argument
 */  

/**
 * Camera.
 */
plex Camera {
  int setting;
  real pov;
  real[3] up;
  real[3] pos;
  real[3] look;

  init(real[3] pos, real[3] look) {
    this.setting = CAMERA_PERSPECTIVE;
    this.pov = 45.0;
    this.up = [0.0, 1.0, 0.0];
    this.pos = pos;
    this.look = look;
  }
}

/**
 * Player.
 */
plex Player {
  Client client;
  str username;
  real[3] pos;
  nat color;
  Camera camera;

  init(str username, real[3] pos, Color color) {
    this.client = Client("tcp://localhost:25565");
    this.username = username;
    this.pos = pos;
    this.color = color;
    this.camera =
        Camera([this.pos.x + 10.0, this.pos.y + 10.0, this.pos.z], this.pos);
  }

  login(str password) Player[] { // looks like a method but really it just has an implied "Player this" as the first argument
    this.client.attach(this.username, password);
    this.players = client.open("players");
    return players.read();
  }

  logout() {
    this.players.flush();
    this.client.clunk();
  }

  update() {
    if (key_down("right")) {
      this.pos.x += 0.2;
      this.client.write(Command(this.username, KEY_RIGHT))
    }

    if (key_down("left")) {
      this.pos.x -=  0.2;
      this.client.write(Command(this.username, KEY_LEFT))
    }

    if (key_down("down")) {
      this.pos.z += 0.2;
      this.client.write(Command(this.username, KEY_DOWN))
    }

    if (key_down("up")) {
      this.pos.z -= 0.2;
      this.client.write(Command(this.username, KEY_UP))
    }
    this.camera.sync();
  }
}

const nat RED = rgb332([255, 0, 0]);
const nat WHITE = rgb332([0, 0, 0]);
const nat PURPLE = rgb332([255, 255, 0]);