turings-tarpit/game_engine.hpp

#pragma once

#include <string>
#include <map>
#include <array>
#include <sstream>
#include "fsm.hpp"
#include <fmt/core.h>

using std::string;

enum class GameState {
  START, IDLE, IN_ROUND, DEAD, SUCCESS, FAILURE
};

enum class GameEvent {
  BUILD_START, BUILD_SUCCESS,
  BUILD_DONE, BUILD_FAILED, HIT,
  TASK_DONE, TIMER_EXPIRED
};

enum class GameBonus {
  MORE_HP, FREE_DEATH
};

class GameEngine : DeadSimpleFSM<GameState, GameEvent> {

  std::map<string, int> damage_types{
    {"error", 4},
    {"warning", 1},
    {"note", 0},
  };

  public:
  int starting_hp = 0;
  int hit_points = 0;
  int hits_taken = 0;
  int rounds = 0;
  int deaths = 0;
  int streak = 0;
  float hp_bonus = 1.0f;
  bool free_death = false;

  GameEngine(int hp);

  // FOUND BUG: I was accidentally copying this and shouldn't have been
  GameEngine(GameEngine &g) = delete;

  int determine_damage(string &type);
  bool is_dead();

  void event(GameEvent ev, string hit_type="") {
    switch(_state) {
      FSM_STATE(GameState, START, ev);
      FSM_STATE(GameState, IDLE, ev);
      FSM_STATE(GameState, DEAD, ev);
      FSM_STATE(GameState, SUCCESS, ev);
      FSM_STATE(GameState, FAILURE, ev);
      FSM_STATE(GameState, IN_ROUND, ev, hit_type);
    }
  }

  void START(GameEvent ev);
  void IDLE(GameEvent ev);
  void IN_ROUND(GameEvent ev, string &hit_type);
  void DEAD(GameEvent ev);
  void SUCCESS(GameEvent ev);
  void FAILURE(GameEvent ev);

  void heal();
  bool hit(string &type);
  void reset();
  void add_bonus(GameBonus bonus);
  int max_hp();
};