void ExecuteSelectionSet(ModifiableSelectionSet ss, __Type objectType, Object objectValue,
Dictionary <string, Object> variableValues)
{
var visitedFragments = new Dictionary <string, GraphQLParser.FragmentDefinitionContext>();
var groupedFieldSet = CollectFields(objectType, ss, variableValues, visitedFragments);
var resultMap = new OrderedDictionary <string, object>();
foreach (string responseKey in groupedFieldSet.Keys)
{
var fields = groupedFieldSet[responseKey] as List <GraphQLParser.FieldContext>;
var fieldName = fields.First().fieldName().GetText();
var field = objectType.GetField((x) => x.name == fieldName);
if (field == null)
{
if (fieldName == "__schema")
{
IsSchemaQuery = true;
field = schema.GetType("__SchemaContainer").GetField((x) => x.name == "__schema");
objectValue = schema;
objectType = schema.GetType("__SchemaContainer");
}
else
{
continue;
}
}
var fieldType = field.type;
if (objectType.kind == __TypeKind.UNION)
{
if (field.parentType.dotNetType != objectValue.GetType())
{
continue;
}
ExecuteField(fields.First(), field.parentType, objectValue, fieldType, fields, variableValues,
visitedFragments);
}
else
{
ExecuteField(fields.First(), objectType, objectValue, fieldType, fields, variableValues,
visitedFragments);
}
}
}
ModifiableSelectionSet MergeSelectionSets(List <GraphQLParser.FieldContext> fields)
{
if (fields.Count() == 1 && fields.First().selectionSet() != null)
{
return(new ModifiableSelectionSet(fields.First().selectionSet()));
}
ModifiableSelectionSet ms = new ModifiableSelectionSet();
foreach (var c in fields)
{
if (c.selectionSet() != null)
{
foreach (var g in c.selectionSet().selection())
{
ms.selections.Add(g);
}
}
}
return(ms);
}
public OrderedDictionary <string, List <GraphQLParser.FieldContext> > CollectFields(__Type objectType,
ModifiableSelectionSet ss,
Dictionary <string, Object> variableValues,
Dictionary <string, GraphQLParser.FragmentDefinitionContext> visitedFragments)
{
var groupedFields = new OrderedDictionary <string, List <GraphQLParser.FieldContext> >();
foreach (var s in ss.selections)
{
if (s.field() != null)
{
if (skipDirective(s.field()))
{
continue;
}
if (!includeDirective(s.field()))
{
continue;
}
var responseKey = s.field().fieldName().GetText();
if (groupedFields.ContainsKey(responseKey) == false)
{
groupedFields[responseKey] = new List <GraphQLParser.FieldContext>();
}
groupedFields[responseKey].Add(s.field());
}
else if (s.fragmentSpread() != null)
{
var fragmentSpreadName = s.fragmentSpread().fragmentName().GetText();
if (visitedFragments.ContainsKey(fragmentSpreadName))
{
continue;
}
var fragment = GetFragments(x => x.fragmentName().GetText() == fragmentSpreadName).FirstOrDefault();
if (fragment == null)
{
continue;
}
var fragmentTypeName = fragment.typeCondition().typeName().GetText();
var fragmentType = schema.GetType(fragmentTypeName);
if (!DoesFragmentTypeApply(objectType, fragmentType, fragment))
{
continue;
}
var fragmentSelectionSet = new ModifiableSelectionSet(fragment.selectionSet());
var fragmentGroupedFieldSet = CollectFields(objectType, fragmentSelectionSet, variableValues,
visitedFragments);
foreach (string responseKey in fragmentGroupedFieldSet.Keys)
{
if (groupedFields.ContainsKey(responseKey) == false)
{
groupedFields[responseKey] = new List <GraphQLParser.FieldContext>();
}
groupedFields[responseKey].AddRange(fragmentGroupedFieldSet[responseKey]);
}
}
else if (s.inlineFragment() != null)
{
var fragmentType = schema.GetType(s.inlineFragment().typeCondition().GetText());
if (fragmentType != null && !DoesFragmentTypeApply(objectType, fragmentType, s.inlineFragment()))
{
continue;
}
var fragmentSelectionSet = new ModifiableSelectionSet(s.inlineFragment().selectionSet());
var fragmentGroupedFieldSet = CollectFields(objectType, fragmentSelectionSet, variableValues,
visitedFragments);
foreach (string responseKey in fragmentGroupedFieldSet.Keys)
{
if (groupedFields.ContainsKey(responseKey) == false)
{
groupedFields[responseKey] = new List <GraphQLParser.FieldContext>();
}
groupedFields[responseKey].AddRange(fragmentGroupedFieldSet[responseKey]);
}
}
}
return(groupedFields);
}
