private static RuntimeTypeDirective?GetDirectiveValue(
HotChocolate.Language.IHasDirectives hasDirectives,
NameString directiveName)
{
DirectiveNode?directive = hasDirectives.Directives.FirstOrDefault(
t => directiveName.Equals(t.Name.Value));
if (directive is { Arguments : { Count : > 0 } })
private ICodeDescriptor GenerateObjectSelectionSet(
OperationDefinitionNode operation,
ObjectType objectType,
IType fieldType,
WithDirectives fieldOrOperation,
FieldCollectionResult typeCase,
Path path)
{
IFragmentNode returnType = HoistFragment(
objectType, typeCase.SelectionSet, typeCase.Fragments);
IReadOnlyList <IFragmentNode> fragments;
string className;
if (returnType is null)
{
fragments = typeCase.Fragments;
className = CreateName(fieldOrOperation, objectType, GetClassName);
}
else
{
fragments = returnType.Children;
className = CreateName(GetClassName(returnType.Fragment.Name));
}
var modelSelectionSet = new SelectionSetNode(
typeCase.Fields.Select(t => t.Selection).ToList());
var modelFragment = new FragmentNode(new Fragment(
className, objectType, modelSelectionSet));
modelFragment.Children.AddRange(fragments);
IInterfaceDescriptor modelInterface =
CreateInterface(modelFragment, path);
var modelClass = new ClassDescriptor(
className, _namespace, typeCase.Type, modelInterface);
RegisterDescriptor(modelInterface);
RegisterDescriptor(modelClass);
RegisterDescriptor(
new ResultParserMethodDescriptor(
GetPathName(path),
operation,
fieldType,
fieldOrOperation as FieldNode,
path,
modelInterface,
new[] { new ResultParserTypeDescriptor(modelClass) }));
return(modelInterface);
}
public static void AddDirectives(
IHasDirectiveDefinition owner,
HotChocolate.Language.IHasDirectives ownerSyntax)
{
foreach (DirectiveNode directive in ownerSyntax.Directives)
{
if (!directive.IsDeprecationReason() &&
!directive.IsBindingDirective())
{
owner.Directives.Add(new(directive));
}
}
}
private string CreateName(
WithDirectives withDirectives,
IType returnType,
Func <string, string> nameFormatter)
{
if (TryGetTypeName(withDirectives, out string typeName))
{
return(CreateName(nameFormatter(typeName)));
}
else if (withDirectives is OperationDefinitionNode operation)
{
return(CreateName(nameFormatter(operation.Name.Value)));
}
return(CreateName(nameFormatter(returnType.NamedType().Name)));
}
private bool TryGetTypeName(
WithDirectives withDirectives,
out string typeName)
{
DirectiveNode directive =
withDirectives.Directives.FirstOrDefault(t =>
t.Name.Value.EqualsOrdinal(GeneratorDirectives.Type));
if (directive is null)
{
typeName = null;
return(false);
}
typeName = (string)directive.Arguments.Single(a =>
a.Name.Value.EqualsOrdinal("name")).Value.Value;
return(true);
}
private static RuntimeTypeDirective?GetSerializationType(
HotChocolate.Language.IHasDirectives hasDirectives) =>
GetDirectiveValue(hasDirectives, "serializationType");
private static RuntimeTypeDirective?GetRuntimeType(
HotChocolate.Language.IHasDirectives hasDirectives) =>
GetDirectiveValue(hasDirectives, "runtimeType");