private void CheckRecipe(IEnumerable <Item> items, StashTab tab, CombinationRequirements requirements)
{
LogLargeWarning(items.Count(), tab.Name);
this._stopwatch.Restart();
// prepare qualities and combinations
IReadOnlyDictionary <Item, int> qualities = RecipeCombination.ExtractItemQualities(items);
Log.Verbose("Generating permutations");
IEnumerable <IEnumerable <KeyValuePair <Item, int> > > permutations = Permutator.GetCombinations(qualities, requirements.MaxItems);
// track already done just to reduce spam in output
HashSet <RecipeCombination> alreadyDone = new HashSet <RecipeCombination>();
// only output tab name the first time
bool tabNameShown = false;
// skip showing invalid if capacity is exceeded
bool exceedsCapacity = permutations.LongCount() > int.MaxValue / 2;
if (exceedsCapacity && _options.ShowInvalid)
{
Log.Warning("Possible combinations count exceed capacity - logging of invalid combinations will be disabled");
}
Log.Verbose("Permutations generated in {Time} ms", this._stopwatch.ElapsedMilliseconds);
// calculate total quality of each combination
Log.Verbose("Calculating combinations");
foreach (IEnumerable <KeyValuePair <Item, int> > sequence in permutations)
{
RecipeCombination combination = RecipeCombination.Calculate(sequence, requirements.TargetQuality);
// determine if set should be shown
if (_options.OnlyExact && combination.TotalQuality != requirements.TargetQuality)
{
continue;
}
if ((!_options.ShowInvalid || exceedsCapacity) && combination.TotalQuality < requirements.TargetQuality)
{
continue;
}
// ensure this set wasn't already calculated, based just on items qualities
if (!alreadyDone.Add(combination))
{
continue;
}
// for the first item in set, notify user what tab it's in
if (!tabNameShown)
{
Log.Information("Found possible trades with items from tab {TabName}", tab);
tabNameShown = true;
}
// output the set and total quality
Console.Write(combination.ToString() + ": ");
ConsoleColor previousColor = Console.ForegroundColor;
if (combination.TotalQuality == requirements.TargetQuality)
{
Console.ForegroundColor = ConsoleColor.Green;
}
else if (combination.TotalQuality > requirements.TargetQuality)
{
Console.ForegroundColor = ConsoleColor.DarkGreen;
}
else
{
Console.ForegroundColor = ConsoleColor.Red;
}
Console.Write(combination.TotalQuality);
Console.ForegroundColor = previousColor;
if (_options.ShowItemNames)
{
Console.Write($" ({string.Join(", ", combination.Items)})");
}
Console.WriteLine();
}
Log.Verbose("Done checking stash tab {TabName} ({Time} ms)", tab.Name, this._stopwatch.ElapsedMilliseconds);
}
public bool Equals(RecipeCombination other) => other != null && this.Qualities.SequenceEqual(other.Qualities);