private IList<bool> ExploreRow(IList<bool> row, int rowIndex, Coordinates coordinates)
{
return row
.Select((explored, columnIndex) => (coordinates.ColumnIndex == columnIndex && coordinates.RowIndex == rowIndex) || explored)
.ToList();
}
private IList<IList<bool>> ExploreSquares(IList<IList<bool>> squares, Coordinates coordinates)
{
return squares
.Select((row, rowIndex) => ExploreRow(row, rowIndex, coordinates))
.ToList();
}
public Minefield Explore(Coordinates coordinates)
{
return new Minefield(_width, _height, ExploreSquares(_squares, coordinates));
}