public SuggestReturn SearchSuggest(String searchText, SearchType searchType, DictionaryType dictionary, Language language)
{
// This should possibly be made a parameter
int MaxResultsAllowed = 10;
log.DebugFormat("Enter ValidateSearchSuggest( {0}, {1}, {2}, {3}).", searchText, searchType, dictionary, language);
SuggestReturn ret;
try
{
InputValidator.ValidateSearch(searchType, dictionary, language);
DictionaryManager mgr = new DictionaryManager();
ret = mgr.SearchSuggest(searchText, searchType, MaxResultsAllowed, dictionary, language, API_VERSION);
log.DebugFormat("Returning {0} results.", ret.Result.Count());
}
// If there was a problem with the inputs for this request, fail with
// an HTTP status message and an explanation.
catch (DictionaryValidationException ex)
{
WebOperationContext ctx = WebOperationContext.Current;
ctx.OutgoingResponse.SetStatusAsNotFound(ex.Message);
ret = new SuggestReturn()
{
Meta = new SuggestReturnMeta()
{
Messages = new string[] { ex.Message }
}
};
}
return(ret);
}
/// <summary>
/// Lightweight method to search for terms matching searchText. This method is intended for use with autosuggest
/// and returns a maximum of 10 results
/// </summary>
/// <param name="searchText">text to search for.</param>
/// <param name="searchType">The type of search to perform.
/// Valid values are:
/// Begins - Search for terms beginning with searchText.
/// Contains - Search for terms containing searchText.
/// Magic - Search for terms beginning with searchText, followed by those containing searchText.
/// </param>
/// <param name="numResults">Maximum number of results to return.</param>
/// <param name="dictionary">The dictionary to retreive the Term from.
/// Valid values are
/// Term - Dictionary of Cancer Terms
/// drug - Drug Dictionary
/// genetic - Dictionary of Genetics Terms
/// </param>
/// <param name="language">The Term's desired language.
/// Supported values are:
/// en - English
/// es - Spanish
/// </param>
/// <param name="version">String identifying which vereion of the JSON structure to retrieve.</param>
/// <returns></returns>
public SuggestReturn SearchSuggest(String searchText, SearchType searchType, int numResults, DictionaryType dictionary, Language language, String version)
{
log.DebugFormat("Enter ValidateSearchSuggest( {0}, {1}, {2}, {3}, {4}, {5}).", searchText, searchType, numResults, dictionary, language, version);
// Sanity check for numResults
if (numResults < 10)
{
numResults = 10;
}
// In the initial implementation, the audience is implied by the particular dictionary being used.
AudienceType audience = GetDefaultAudienceFromDictionaryType(dictionary);
DictionaryQuery query = new DictionaryQuery();
SuggestionResults results = query.SearchSuggest(searchText, searchType, numResults, dictionary, language, audience, version);
List <String> messages = new List <string>();
int resultCount = results.MatchCount;
// Report the count in a human-readable format.
String message = String.Format("Found {0} results.", resultCount);
log.Debug(message);
messages.Add(message);
// Retrieve results. We already know the number of results, so let's preset the
// list to the size we know we're going to need.
List <DictionarySuggestion> foundTerms = new List <DictionarySuggestion>(resultCount);
foreach (DataRow row in results.Data.Rows)
{
int ID = row.Field <int>("TermID");
string term = row.Field <String>("TermName");
DictionarySuggestion suggestion = new DictionarySuggestion(ID, term);
foundTerms.Add(suggestion);
}
// Populate return metadata structure
SuggestReturnMeta meta = new SuggestReturnMeta()
{
ResultCount = resultCount,
Messages = messages.ToArray()
};
// Combine meta and results to create the final return object.
SuggestReturn suggestReturn = new SuggestReturn()
{
Result = foundTerms.ToArray(),
Meta = meta
};
return(suggestReturn);
}