/// <summary>
/// Check if the word is spelled correctly
/// </summary>
/// <param name="word"></param>
/// <returns></returns>
public bool DoesWordExist(Word word)
{
if (word.Spell==null || word==null)
return false;
word = new WordDAO().Query(word);
if (word == null || word.Id == 0)
return false;
else
return true;
}
/// <summary>
/// Recursively checking for partial fit of given word
/// Add result and rank (levenshtein distance) to a given dictionary
/// </summary>
/// <param name="word"></param>
/// <param name="LevenshteinDistance"></param>
/// <param name="suggestionDict"></param>
public void GetSpellSuggestions(string word, int LevenshteinDistance, Dictionary<string, int> suggestionDict)
{
if (word.Length<3)
return;
List<Word> partialMatch=new WordDAO().FindPartialMatch(word);
foreach (Word w in partialMatch)
if (!suggestionDict.Keys.Contains(w.Spell))
suggestionDict[w.Spell]=LevenshteinDistance;
GetSpellSuggestions(word.Substring(1), LevenshteinDistance + 1, suggestionDict);
GetSpellSuggestions(word.Substring(0, word.Length - 1), LevenshteinDistance + 1, suggestionDict);
}
/// <summary>
/// Init DB
/// </summary>
private void LoadData()
{
new WordDAO().CreateTable();
new CommonMisspellDAO().CreateTable();
Word apple = new Word() { Spell = "Apple" };
Word people = new Word() { Spell = "People" };
apple=new WordDAO().Insert(apple);
people=new WordDAO().Insert(people);
new CommonMisspellDAO().Insert(new CommonMisspell() { FullWordId = apple.Id, Spell="appla" });
//List<SpellCheckSuggestion> suggestionsList = GetSpellSuggestions(new Word() { Spell = "Zpple" });
}