private void VerticalCheck(IBoard board, HashSet <BoardChange> changes)
{
for (int x = 0; x < board.Width; x++)
{
var ruleLine = board.TopRules[x];
var sum = ruleLine.Sum();
var numberOfRules = ruleLine.Count;
var sizeNeeded = sum + numberOfRules - 1;
if (sizeNeeded == board.Height)
{
int y = 0;
foreach (var rule in ruleLine)
{
for (int i = 0; i < rule; i++)
{
if (board[x, y] == CellState.None)
{
changes.Add(BoardChange.Filled(x, y));
}
y += 1;
}
if (y < board.Height)
{
if (board[x, y] == CellState.None)
{
changes.Add(BoardChange.Blocked(x, y));
}
y += 1;
}
}
}
}
}
private void Vertical(IBoard board, HashSet <BoardChange> changes)
{
for (int x = 0; x < board.Width; x++)
{
IRuleLine?ruleLine = board.TopRules[x];
if (ruleLine.Count != 1)
{
continue;
}
int f = (ruleLine[0] * 2) - board.Height;
if (f > 0)
{
int e = ruleLine[0] - f;
for (int filledCells = e; filledCells < e + f; filledCells++)
{
if (board[x, filledCells] == CellState.None)
{
changes.Add(BoardChange.Filled(x, filledCells));
}
}
}
}
}