private void CreateCells(string puzzleString)
{
var parsedString = ParseString(puzzleString);
for (var i = 1; i <= 9; i++)
{
Rows.Add(CreateCellCollection(i));
Columns.Add(CreateCellCollection(i));
Groups.Add(CreateCellCollection(i));
}
for (var i = 0; i < 9; i++)
{
for (var j = 0; j < 9; j++)
{
var cell = string.IsNullOrEmpty(puzzleString) ? GetCell(i, j) :
GetCell(i, j, parsedString[i, j]);
cell.Puzzle = this;
Rows[i].Cells.Add(cell);
Columns[j].Cells.Add(cell);
AllCells.Add(cell);
var k = GetGroupIndex(i, j);
cell.Location.Group = Groups[k];
Groups[k].Cells.Add(cell);
}
}
NonInitialCells = AllCells.Where(cell => !cell.IsInitialCell);
}
public bool HasLegalMove(Board board)
{
foreach (var from in AllCells.Where(c => c > 3))
{
if (board[from] != White)
{
continue;
}
if (HasLegalMove(board, from))
{
return(true);
}
}
return(false);
}