#include <catch2/catch_test_macros.hpp>
#include <fmt/core.h>
#include <nlohmann/json.hpp>
#include <fstream>
#include "game/map.hpp"
#include "game/level.hpp"
#include "game/systems.hpp"
#include <cmath>
#include "graphics/textures.hpp"
#include "algos/rand.hpp"

using namespace fmt;
using namespace nlohmann;
using std::string;

json load_test_data(const string &fname) {
  std::ifstream infile(fname);
  return json::parse(infile);
}

TEST_CASE("camera control", "[map]") {
  GameDB::init();

  auto& level = GameDB::current_level();
  auto& map = *level.map;

  Point center = map.center_camera({10,10}, 5, 5);

  // map.dump(center.x, center.y);
  REQUIRE(center.x == 8);
  REQUIRE(center.y == 8);

  Point translation = map.map_to_camera({10,10}, center);

  REQUIRE(translation.x == 2);
  REQUIRE(translation.y == 2);
}

TEST_CASE("map placement test", "[map-fail]") {
  GameDB::init();

  for(int i = 0; i < 10; i++) {
    auto& level = GameDB::create_level();

    for(size_t rnum = 0; rnum < level.map->room_count(); rnum++) {
      Point pos;

      REQUIRE(level.map->place_entity(rnum, pos));

      REQUIRE(!level.map->iswall(pos.x, pos.y));
      REQUIRE(level.map->inmap(pos.x, pos.y));
    }
  }
}