grid.h

#ifndef GRID_H
#define GRID_H
#include <iostream>
#include <vector>
#include <cstddef>
#include <memory>
#include "cell.h"
#include "info.h"
#include "piece.h"
#include "level.h"
#include "levelzero.h"

class TextDisplay;
class GraphicsDisplay;
class Observer;

class Grid {
  int rows;
  int cols;
  std::vector<std::vector<Cell>> theGrid;
  std::shared_ptr<TextDisplay> td;
  std::shared_ptr<GraphicsDisplay> gd;
  int levelCount = 0;
  const int maxLevel = 4;
  const int minLevel = 0;
  int blocksWithoutClear = 0;
  int rowsDeleted;
  int score = 0;
  int highScore = 0;
  bool notRandom = false;
  std::string file;
  std::string scriptFile = "sequence.txt";
  std::shared_ptr<Level> currLevel = std::make_shared<LevelZero>(scriptFile);
  Piece currPiece{'I', 0};
  Piece nextPiece{'J', 0};
  Piece holdPiece{'L', 0};
  bool allowedToHold = true;
  bool firstRun = true;
  bool displayGraphics = true;
  std::vector<Piece> pieces;
  bool runEnhancements = false;

 public:
  void setTextDisplay(std::shared_ptr<TextDisplay> td);
  void setGraphicsDisplay(std::shared_ptr<GraphicsDisplay> gd);
  bool checkIsGameOver();
  void init(int r, int c);

  // Piece Movement specific commands
  void down(int times);
  void left(int times);
  void right(int times);
  void rotateCW(int times);
  void rotateCCW(int times);
  void drop(int times);
  void dropCenter(Piece&);

  void restart();
  void levelUp();
  void levelDown();

  void setLevel(int level);
  void textOnly();
  void updateScore(std::string type, int level);
  void noRandom(std::string file);
  void random();
  void replacePieceWith(char type);
  void hint();
  void changeScriptFile(std::string filename);
  void setSeed(int seed);
  void hold();
  void enhancementsOn();
  friend std::ostream &operator<<(std::ostream &out, const Grid &g);

private:
  void tryPlace();
  void checkPiece(Piece piece);
  void setPiece(Piece piece);
  void unsetPiece(Piece piece);
  void spawnNextPiece();
  void removeFilledRows();

};

#endif