public static void ReformSearchCriteria(SimpleSearchCriteria criteria)
{
var specialTerms = GetSpecialTerms(criteria.SearchTerms);
var terms = criteria.SearchTerms.Where(t => !t.StartsWith("\"") || !t.EndsWith("\"")).
Select(t => t.NormalizeText()).Where(t => !String.IsNullOrWhiteSpace(t)).
Distinct().ToList();
var originalTerms = terms.ToList();
var dictionarySplittedTerms = terms.SelectMany
(ServiceLocator.Resolve <DictionaryBasedSplitter>().
ExtractWords).Where(t => t.Length >= TERM_MINIMUM_LENGTH).ToList();
terms.AddRange(dictionarySplittedTerms.Except(terms));
var queries = GetReformedQuery(terms.Distinct()).ToList();
if (queries.Count > 0)
{
LogEvents.AddSearchTermsToOriginal(queries.First());
var query = queries.First();
terms.AddRange(query.WordsAfterReform.Except(terms));
criteria.Explanation = GetExplanation(query, originalTerms);
criteria.Reformed = true;
criteria.RecommendedQueries = queries.GetRange(1, queries.Count - 1).
Select(n => n.QueryString).AsQueryable();
if (queries.Count > 1)
{
LogEvents.IssueRecommendedQueries(queries.GetRange(1, queries.Count - 1).
ToArray());
}
}
else
{
criteria.Explanation = String.Empty;
criteria.Reformed = false;
criteria.RecommendedQueries = Enumerable.Empty <String>().AsQueryable();
}
terms.AddRange(specialTerms);
criteria.SearchTerms = ConvertToSortedSet(terms);
}
