public SearchQuery(string query = "*")
{
query_string = new SearchQueryString(query);
}
public List <Expression <Func <IndexString, bool> > > StringIndex(SearchQueryString SearchQueryString)
{
//var ResourceStorePredicate = LinqKit.PredicateBuilder.New<ResourceStore>(true);
var ResultList = new List <Expression <Func <IndexString, bool> > >();
foreach (SearchQueryStringValue StringValue in SearchQueryString.ValueList)
{
var IndexStringPredicate = LinqKit.PredicateBuilder.New <IndexString>(true);
IndexStringPredicate = IndexStringPredicate.And(IsSearchParameterId(SearchQueryString.Id));
if (!SearchQueryString.Modifier.HasValue)
{
if (StringValue.Value is null)
{
throw new ArgumentNullException(nameof(StringValue.Value));
}
IndexStringPredicate = IndexStringPredicate.And(StartsWithOrEndsWith(StringValue.Value));
ResultList.Add(IndexStringPredicate);
//ResourceStorePredicate = ResourceStorePredicate.Or(AnyIndex(IndexStringPredicate));
}
else
{
var ArrayOfSupportedModifiers = Common.FhirTools.SearchQuery.SearchQuerySupport.GetModifiersForSearchType(SearchQueryString.SearchParamTypeId);
if (ArrayOfSupportedModifiers.Contains(SearchQueryString.Modifier.Value))
{
if (SearchQueryString.Modifier.Value != SearchModifierCode.Missing)
{
if (StringValue.Value is null)
{
throw new ArgumentNullException(nameof(StringValue.Value));
}
}
switch (SearchQueryString.Modifier.Value)
{
case SearchModifierCode.Missing:
IndexStringPredicate = IndexStringPredicate.And(IsNotSearchParameterId(SearchQueryString.Id));
ResultList.Add(IndexStringPredicate);
//ResourceStorePredicate = ResourceStorePredicate.Or(AnyIndexEquals(IndexStringPredicate, !StringValue.IsMissing));
break;
case SearchModifierCode.Exact:
IndexStringPredicate = IndexStringPredicate.And(EqualTo(StringValue.Value !));
ResultList.Add(IndexStringPredicate);
//ResourceStorePredicate = ResourceStorePredicate.Or(AnyIndex(IndexStringPredicate));
break;
case SearchModifierCode.Contains:
IndexStringPredicate = IndexStringPredicate.And(Contains(StringValue.Value !));
ResultList.Add(IndexStringPredicate);
//ResourceStorePredicate = ResourceStorePredicate.Or(AnyIndex(IndexStringPredicate));
break;
default:
throw new ApplicationException($"Internal Server Error: The search query modifier: {SearchQueryString.Modifier.Value.GetCode()} has been added to the supported list for {SearchQueryString.SearchParamTypeId.GetCode()} search parameter queries and yet no database predicate has been provided.");
}
}
else
{
throw new ApplicationException($"Internal Server Error: The search query modifier: {SearchQueryString.Modifier.Value.GetCode()} is not supported for search parameter types of {SearchQueryString.SearchParamTypeId.GetCode()}.");
}
}
}
return(ResultList);
}
