private string CreateInfoString(bool forProcessing = false)
{
StackTrace stackTrace = new StackTrace();
var sb = new StringBuilder();
if (!forProcessing)
{
sb.AppendLine($"{stackTrace.GetFrame(2).GetMethod().Name}");
var varSelHeuName = _variableSelectionHeuristics.GetType().Name;
sb.AppendLine($"{varSelHeuName.Remove(varSelHeuName.Length - 2)}");
var valSelHeuName = ValueSelectionHeuristics.GetType().Name;
sb.AppendLine($"{valSelHeuName.Remove(valSelHeuName.Length - 2)}");
sb.AppendLine("-------------------------------------------------");
sb.AppendLine($"visited nodes to first solution: {(_hasSolution ? _visitedNodesToFirst.ToString() : "")}");
sb.AppendLine($"backtracks to first solution: {_backtracksNumberToFirstSolution}");
sb.AppendLine($"all visited nodes: {_visitedNodes}");
sb.AppendLine($"all backtracks: {_backtracksNumber}");
sb.AppendLine($"found solution: {_hasSolution}");
sb.AppendLine($"solutions number: {_foundSolutionsNumber}");
sb.AppendLine($"time to first solution: {(_hasSolution ? _timeToFirst.Elapsed.ToString() : " ")}");
sb.AppendLine($"time to complete: {_timeToComplete.Elapsed}\n");
}
else
{
sb.Append($"{ (_hasSolution ? _visitedNodesToFirst.ToString() : "")}");
sb.Append($", {_backtracksNumberToFirstSolution}");
sb.Append($", {_visitedNodes}");
sb.Append($", {_backtracksNumber}");
sb.Append($", {_hasSolution}");
sb.Append($", {_foundSolutionsNumber}");
sb.Append($", {(_hasSolution ? _timeToFirst.ElapsedMilliseconds.ToString() : " ")}");
sb.Append($", {_timeToComplete.ElapsedMilliseconds}");
}
return(sb.ToString());
}
public override void BacktrackingAlgorithm(bool printSolutions = false)
{
base.BacktrackingAlgorithm(printSolutions);
var varHeu = _variableSelectionHeuristics.GetType().Name;
var valHeu = ValueSelectionHeuristics.GetType().Name;
var fileName = $"{_sudoku.Id.ToString()}_solutions_bt_{varHeu}_{valHeu}";
if (FileSaveDirectory != null)
{
fileName = $@"{FileSaveDirectory}\{fileName}";
}
base.SaveSolutionsInfoToFile(fileName);
foreach (var sol in _foundSolutions)
{
SaveSolutionToFile(fileName, sol);
}
}