public void Add(string word, int wordScore)
{
if (word.Length > 0)
{
char first = word[0];
string next = word.Substring(1);
WordRoot root = null;
if (this.nodes == null)
{
this.nodes = new Dictionary <char, WordRoot>();
}
if (!this.nodes.TryGetValue(first, out root))
{
root = new WordRoot();
this.nodes.Add(first, root);
}
root.Add(next, wordScore);
}
else
{
this.score = wordScore;
}
}
public void Search(string input, int index, List <Tuple <string, int> > candidates)
{
if (this.score != -1)
{
candidates.Add(Tuple.Create(input.Substring(0, index), this.score));
}
if (index < input.Length && this.nodes != null)
{
char first = input[index];
WordRoot root = null;
if (this.nodes.TryGetValue(first, out root))
{
root.Search(input, index + 1, candidates);
}
}
}
