/// <summary>
/// <see cref="ISearchAgent"/> ProcessVariables event handler.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
/// <inheritdoc />
protected override void OnProcessVariables(object sender, ProcessVariablesEventArgs e)
{
ISudokuPuzzle candidate = new SudokuPuzzle();
// In this case we know that there is a Single Aspect.
var aspect = Aspects.SingleOrDefault();
Assert.NotNull(aspect);
for (var row = MinimumValue; row < MaximumValue; row++)
{
for (var col = MinimumValue; col < MaximumValue; col++)
{
// ReSharper disable once PossibleNullReferenceException
candidate[row, col] = (int)aspect.Cells[row, col].Value();
}
}
/* If we're here processing variables, it should be because we are processing the next
* solution. However, in the event we still do not have a solution, then simply return. */
// TODO: TBD: we really should never land here I don't think...
if (candidate.IsSolved)
{
Solution = candidate;
// False is the default, so only mark whether ShouldBreak when we have one.
e.ShouldBreak = true;
}
base.OnProcessVariables(sender, e);
}
/// <summary>
/// <see cref="ISearchAgent"/> ProcessVariables event handler.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected override void OnProcessVariables(object sender, ProcessVariablesEventArgs e)
{
var candidate = new SudokuPuzzle();
ISudokuPuzzle local = candidate;
// In this case we know that there is a Single Aspect.
var aspect = Aspects.SingleOrDefault();
Assert.That(aspect, Is.Not.Null);
const int size = SudokuProblemSolverAspect.Size;
for (var row = 0; row < size; row++)
{
for (var col = 0; col < size; col++)
{
// ReSharper disable once PossibleNullReferenceException
local[row, col] = (int)aspect.Cells[row, col].Value();
}
}
/* If we're here processing variables, it should be because we are processing the next
* solution. However, in the event we still do not have a solution, then simply return. */
// TODO: TBD: we really shoul never land here I don't think...
if (!local.IsSolved)
{
return;
}
Solution = local;
// False is the default, so only mark whether ShouldBreak when we have one.
e.ShouldBreak = true;
base.OnProcessVariables(sender, e);
}