public static string Generate(int length, IReadOnlyCollection <ISet <char> > requiredSets, Func <string, bool> predicate, Random random, ITrigramStatistics stats)
{
if (length < requiredSets.Count + 2)
{
throw new ArgumentOutOfRangeException("length", "length cannot be less than the number of requiredSets + 2.");
}
string result;
do
{
result = Generate(length, requiredSets, random, stats);
}while (!predicate(result));
return(result);
}
static string Generate(int length, IReadOnlyCollection <ISet <char> > requiredSets, Random random, ITrigramStatistics stats)
{
var parts = new List <string>();
var all = requiredSets.Select(s => new RandomSetChooser(s, random))
.Cast <IChooser <string> >()
.Concat(new IChooser <string>[] { new RandomWordChooser(stats, random) });
foreach (var chooser in all)
{
parts.Add(chooser.GetRandom(length - GetLengthOfParts(parts)));
}
while (GetLengthOfParts(parts) < length)
{
parts.Add(random.Choose(all).GetRandom(length - GetLengthOfParts(parts)));
}
return(string.Concat(random.Shuffle(parts)));
}
public RandomWordChooser(ITrigramStatistics stats, Random random)
{
_random = random;
_stats = stats;
}
