#include "gui.hpp"
#include "dinkyecs.hpp"
#include "systems.hpp"
#include "events.hpp"
#include "components.hpp"
#include "constants.hpp"
#include "dbc.hpp"
#include "collider.hpp"
#include "render.hpp"
#include "save.hpp"
#include "lights.hpp"
#include "worldbuilder.hpp"
#include "ftxui/screen/terminal.hpp"  // for SetColorSupport, Color, TrueColor
#include <filesystem>
#include <fcntl.h>

using namespace ftxui;
using namespace components;
using lighting::LightSource;
namespace fs = std::filesystem;

/*
 * This needs to be turned into a real world generator
 * system.
 */
void configure_world(DinkyECS::World &world, Map &game_map) {
  auto &config = world.get_the<GameConfig>();
  // configure a player as a fact of the world
  Player player{world.entity()};
  world.set_the<Player>(player);

  world.set<Position>(player.entity, {game_map.place_entity(0)});
  world.set<Motion>(player.entity, {0, 0});
  world.set<Combat>(player.entity, {100, 10});
  world.set<Tile>(player.entity, {config.enemies["PLAYER_TILE"]["display"]});
  world.set<Inventory>(player.entity, {5});
  world.set<LightSource>(player.entity, {70,1.0});

  auto enemy = world.entity();
  world.set<Position>(enemy, {game_map.place_entity(1)});
  world.set<Motion>(enemy, {0,0});
  world.set<Combat>(enemy, {20, 10});
  world.set<Tile>(enemy, {config.enemies["UNICORN"]["display"]});

  auto enemy2 = world.entity();
  world.set<Position>(enemy2, {game_map.place_entity(2)});
  world.set<Motion>(enemy2, {0,0});
  world.set<Combat>(enemy2, {20, 10});
  world.set<Tile>(enemy2, {config.enemies["SNAKE"]["display"]});
  world.set<LightSource>(enemy2, {60,0.2f});

  auto gold = world.entity();
  world.set<Position>(gold, {game_map.place_entity(3)});
  world.set<Loot>(gold, {100});
  world.set<Tile>(gold, {config.items["CHEST"]["display"]});

  auto wall_torch = world.entity();
  world.set<Position>(wall_torch, {game_map.place_entity(4)});
  world.set<LightSource>(wall_torch, {90,3.0f});
  world.set<Tile>(wall_torch, {config.items["WALL_TORCH"]["display"]});

  auto torch = world.entity();
  Point at = game_map.place_entity(2);
  world.set<Position>(torch, {{at.x+1, at.y+1}});
  world.set<Loot>(torch, {{0}});
  world.set<LightSource>(torch, {70,1.5f});
  world.set<Tile>(torch, {config.items["TORCH"]["display"]});

  auto sword = world.entity();
  at = game_map.place_entity(1);
  world.set<Position>(sword, {at.x+1, at.y+1});
  world.set<Weapon>(sword, {.damage=20});
  world.set<Loot>(sword, {{0}});
  world.set<Tile>(sword, {config.items["SWORD"]["display"]});
}

int main(int argc, char *argv[]) {
  DinkyECS::World world;
  Map game_map(GAME_MAP_X, GAME_MAP_Y);
  save::load_configs(world);

  if(argc == 2) {
    fmt::println("Loading save file {}", argv[1]);
    fs::path save_path{argv[1]};
    save::from_file(save_path, world, game_map);
  } else {
    WorldBuilder builder(game_map);
    builder.generate();
    configure_world(world, game_map);
  }

  spatial_map collider;
  world.set_the<spatial_map>(collider);
  System::init_positions(world);

  GUI gui(world, game_map);

  return gui.main();
}