#include "game_state.h"
#include "game_interface.h"

namespace Hanabi
{
  std::unique_ptr<Hanabi::HanabiStateIF> make_game_state(
        std::size_t num_suits, Hanabi::player_t num_players, std::vector<Hanabi::Card> const & deck, std::optional<
        uint8_t> score_goal
  )
  {
    uint8_t actual_score_goal = score_goal.value_or(5 * num_suits);
    switch (num_players)
    {
      case 2:
        switch (num_suits)
        {
          case 3:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<3, 2, 5>(deck, actual_score_goal));
          case 4:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<4, 2, 5>(deck, actual_score_goal));
          case 5:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<5, 2, 5>(deck, actual_score_goal));
          case 6:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<6, 2, 5>(deck, actual_score_goal));
          default:
            throw std::runtime_error("Invalid number of suits: " + std::to_string(num_suits));
        }
      case 3:
        switch (num_suits)
        {
          case 3:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<3, 3, 5>(deck, actual_score_goal));
          case 4:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<4, 3, 5>(deck, actual_score_goal));
          case 5:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<5, 3, 5>(deck, actual_score_goal));
          case 6:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<6, 3, 5>(deck, actual_score_goal));
          default:
            throw std::runtime_error("Invalid number of suits: " + std::to_string(num_suits));
        }
      case 4:
        switch (num_suits)
        {
          case 3:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<3, 4, 4>(deck, actual_score_goal));
          case 4:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<4, 4, 4>(deck, actual_score_goal));
          case 5:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<5, 4, 4>(deck, actual_score_goal));
          case 6:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<6, 4, 4>(deck, actual_score_goal));
          default:
            throw std::runtime_error("Invalid number of suits: " + std::to_string(num_suits));
        }
      case 5:
        switch (num_suits)
        {
          case 3:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<3, 5, 4>(deck, actual_score_goal));
          case 4:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<4, 5, 4>(deck, actual_score_goal));
          case 5:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<5, 5, 4>(deck, actual_score_goal));
          case 6:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<6, 5, 4>(deck, actual_score_goal));
          default:
            throw std::runtime_error("Invalid number of suits: " + std::to_string(num_suits));
        }
      case 6:
        switch (num_suits)
        {
          case 3:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<3, 6, 3>(deck, actual_score_goal));
          case 4:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<4, 6, 3>(deck, actual_score_goal));
          case 5:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<5, 6, 3>(deck, actual_score_goal));
          case 6:
            return std::unique_ptr<Hanabi::HanabiStateIF>(new Hanabi::HanabiState<6, 6, 3>(deck, actual_score_goal));
          default:
            throw std::runtime_error("Invalid number of suits: " + std::to_string(num_suits));
        }
      default:
        throw std::runtime_error("Invalid number of players: " + std::to_string(num_players));
    }
  }
}