#include <board.h>
#include <cstdio>

void OthelloBoard::make_move(unsigned row, unsigned col,
							 direction dir)
{
	if (!position_reachable(row, col, dir))
		return; 

	idx_t row_idx = row; // row loop idx
	idx_t col_idx = col; // col loop idx
	int inc_row = 0; // step width to increment row idx
	int inc_col = 0; // step width to increment col idx

	setup_directions(row_idx, col_idx, inc_row, inc_col, dir);

	FieldType cur = get(row_idx, col_idx);
	while ((cur != _player) && (cur != EMPTY)) {
		set(row_idx, col_idx, _player);
		col_idx = static_cast<idx_t>((int)col_idx + inc_col);
		row_idx = static_cast<idx_t>((int)row_idx + inc_row);
		cur = get(row_idx, col_idx);
	}
}


bool OthelloBoard::move(unsigned row, unsigned col)
{
	_last_player_skipped = false;

	if (!validate(row, col)) {
		::printf("\033[31;1m -> Invalid move.\033[0m\n");
		return false;
	}

	set(row, col, _player);
	make_move(row, col, LEFT);
	make_move(row, col, RIGHT);
	make_move(row, col, UP);
	make_move(row, col, DOWN);
	make_move(row, col, UP_LEFT);
	make_move(row, col, UP_RIGHT);
	make_move(row, col, DOWN_LEFT);
	make_move(row, col, DOWN_RIGHT);

	return true;
}