#include "levelmanager.hpp"
#include "worldbuilder.hpp"
#include "constants.hpp"
#include "save.hpp"

using lighting::LightRender;
using std::shared_ptr, std::make_shared;

LevelManager::LevelManager() {
}

size_t LevelManager::create_level() {
  GameLevel level;
  level.index = $levels.size();

  level.world = make_shared<DinkyECS::World>();
  save::load_configs(*level.world);

  level.map = make_shared<Map>(GAME_MAP_X, GAME_MAP_Y);
  WorldBuilder builder(*level.map);
  builder.generate(*level.world);

  level.lights = make_shared<LightRender>(level.map->width(), level.map->height());

  $levels.push_back(level);

  dbc::check(level.index == $levels.size() - 1, "Level index is not the same as $levels.size() - 1, off by one error");
  return level.index;
}

GameLevel &LevelManager::next() {
  dbc::check($current_level < $levels.size(), "attempt to get next level when at end");
  $current_level++;
  return $levels.at($current_level);
}

GameLevel &LevelManager::previous() {
  dbc::check($current_level > 0, "attempt to go to previous level when at 0");
  $current_level--;
  return $levels.at($current_level);
}

GameLevel &LevelManager::current() {
  return $levels.at($current_level);
}

GameLevel &LevelManager::get(size_t index) {
  return $levels.at(index);
}