#pragma once

#include <cstdlib>
#include <memory>
#include <sigc++/signal.h>
#include <vector>

class MineField
{

  struct Cell
  {
    bool isFlagged = false;
    bool isCleared = false;
    bool isBomb = false;
    int bombsNearby = -1;
  };

  std::vector<std::shared_ptr<Cell>> m_cells;
  int m_rows;
  int m_cols;
  int m_totalMines;
  int m_remainingFlags;
  int m_openCells;
  bool m_gameOver;
  bool m_gameWon;

  void computeBombsNearby(int x, int y);
  void openNeighboorhood(int x, int y);
  void setOpenCell(int x, int y);
  void checkGameWon();

public:
  MineField(int cols, int rows, int mines);
  ~MineField();
  void initBombs(int x, int y);
  bool isBomb(int x, int y);
  bool isFlagged(int x, int y);
  bool isOpened(int x, int y);
  bool openCell(int x, int y);
  int  bombsNearby(int x, int y);
  bool isGameOver() { return m_gameOver; };
  int  getCols() { return m_cols; };
  int  getRows() { return m_rows; };
  bool toggleFlag(int x, int y);
  int  getRemainingFlags() { return m_remainingFlags; };
  int  getTotalMines() { return m_totalMines; };
  void startNewGame(int cols, int rows, int mines);

  sigc::signal<void(int, int)> openCellSignal;
  sigc::signal<void(int)>      remainingFlagsSignal;
  sigc::signal<void(void)>     gameWonSignal;
  sigc::signal<void(void)>     gameOverSignal;
};