protected virtual void ActuallyHandleChannelOrQueryAka([NotNull] CommandMatch cmd,
[NotNull] IUserMessageEventArgs e, [NotNull] Action <string> respond)
{
string nickToSearch = (string)cmd.Arguments[0];
if (!NickToMostRecentHost.ContainsKey(nickToSearch))
{
respond($"I don\u2019t remember {nickToSearch}.");
return;
}
var identifier = NickToMostRecentHost[nickToSearch];
var identifierParts = identifier.Parts;
ImmutableList <HashSet <string> > matches;
int matchDepth = HostToNicks.GetBestMatches(identifierParts, out matches);
if (matchDepth == -1)
{
respond($"I don\u2019t remember any other nickname from {identifier} than {nickToSearch}.");
return;
}
ImmutableList <HashSet <string> > fuzzyMatches = null;
int fuzzyMatchDepth = -1;
if (matchDepth == identifierParts.Count)
{
// do a fuzzy match too
// replace the last item in identifierParts with the empty string
var fuzzyIdentifierParts = identifierParts.SetItem(identifierParts.Count - 1, "");
fuzzyMatchDepth = HostToNicks.GetBestMatches(fuzzyIdentifierParts, out fuzzyMatches);
}
var otherNicks = new SortedSet <string>(matches.SelectMany(x => x));
var fuzzyOtherNicks = (fuzzyMatches == null)
? null
: new SortedSet <string>(fuzzyMatches.SelectMany(x => x));
fuzzyOtherNicks?.ExceptWith(otherNicks);
if (matchDepth == identifierParts.Count)
{
if (fuzzyOtherNicks != null && fuzzyOtherNicks.Count > 0)
{
respond($"{identifier}: {otherNicks.StringJoin(", ")}; fuzzy match ({fuzzyMatchDepth}/{identifierParts.Count}) also: {fuzzyOtherNicks.StringJoin(", ")}");
}
else
{
respond($"{identifier}: {otherNicks.StringJoin(", ")}");
}
}
else
{
respond($"{identifier} fuzzy match ({matchDepth}/{identifierParts.Count}): {otherNicks.StringJoin(", ")}");
}
}
protected virtual void RegisterNickname([NotNull] string host, [NotNull] string nick)
{
var identifier = GetUserIdentifier(host);
var identifierParts = identifier.Parts;
if (HostToNicks.ContainsKey(identifierParts))
{
HostToNicks[identifierParts].Add(nick);
}
else
{
HostToNicks[identifierParts] = new HashSet <string>(StringComparer.OrdinalIgnoreCase)
{
nick
};
}
NickToMostRecentHost[nick] = identifier;
}
