#include <iostream>
#include "renderer.h"
#include "game.h"

void loop(Renderer& renderer) {
  Game game;
  int playerSpriteId = game.addSprite(Sprite("../res/lucas.png", renderer));

  renderer.render(game);

  size_t inputDt = 50;
  size_t inputAcc = 0;

  size_t lastTime = SDL_GetTicks();

  for (;;) {
    size_t currentTime = SDL_GetTicks();
    size_t frameTime = currentTime - lastTime;
    lastTime = currentTime;

    SDL_Event e;
    while (SDL_PollEvent(&e)) {
      if (e.type == SDL_QUIT) {
        return;
      }
    }

    Sprite& playerSprite = game.getSprite(playerSpriteId);
    const Uint8* state = SDL_GetKeyboardState(NULL);

    inputAcc += frameTime;
    while (inputAcc > inputDt) {
      inputAcc -= inputDt;

      if (state[SDL_SCANCODE_LEFT]) {
        playerSprite.setX(playerSprite.getX()-8);
      }

      if (state[SDL_SCANCODE_RIGHT]) {
        playerSprite.setX(playerSprite.getX()+8);
      }

      if (state[SDL_SCANCODE_UP]) {
        playerSprite.setY(playerSprite.getY()-8);
      }

      if (state[SDL_SCANCODE_DOWN]) {
        playerSprite.setY(playerSprite.getY()+8);
      }
    }

    renderer.render(game);
  }
}

int main(int, char**) {
  try
  {
    Renderer renderer;

    loop(renderer);
  } catch (const sdl_error& ex)
  {
    std::cout << "SDL error (" << ex.what() << ")" << std::endl;
  }

  return 0;
}