// © 2025 A.M. Rowsell <amr@frzn.dev>

// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
// This Source Code Form is "Incompatible With Secondary Licenses", as
// defined by the Mozilla Public License, v. 2.0.

#ifndef BOARD_HPP
#define BOARD_HPP

#include <vector>
#include <memory>
#include <cstdint>
#include "Piece.hpp"

// why do I have to forward declare all these?!
class Piece;

enum Players {
    PL_WHITE, PL_BLACK
};
struct Square;

class Board {
  private:
    friend class Piece;
    Players playerTurn;
  public:
    // this should be protected, but even when Piece is declared as a friend,
    // accessing it in Piece.cpp threw an error
    std::vector<std::vector<std::unique_ptr<Piece>>> boardGrid;
    Board();
    virtual ~Board();
    void setupInitialPosition();
    Piece *getPieceAt(Square square);
    void movePiece(Square from, Square to);
    bool isInBounds(Square square) const;
    bool isEmpty(Square square) const;
    uint64_t serialBoard = 0xFFFF00000000FFFF; // opening position
    void deserializeBoard(uint64_t incomingBoard);

};

#endif // BOARD_HPP