public override void OnConfigure(
IDescriptorContext context,
IObjectTypeDescriptor descriptor,
Type type)
{
var nodeDescriptor = new NodeDescriptor(descriptor, type);
descriptor.Extend().OnBeforeCreate(definition =>
{
// since we bind the id field late we need to hint to the type discovery
// that we will need the ID scalar.
definition.Dependencies.Add(
TypeDependency.FromSchemaType(
context.TypeInspector.GetType(typeof(IdType))));
});
descriptor.Extend().OnBeforeCompletion((descriptorContext, definition) =>
{
// first we try to resolve the id field.
if (IdField is not null)
{
MemberInfo?idField = type.GetMember(IdField).FirstOrDefault();
if (idField is null)
{
throw NodeAttribute_IdFieldNotFound(type, IdField);
}
nodeDescriptor.IdField(idField);
}
else if (context.TypeInspector.GetNodeIdMember(type) is { } id)
{
nodeDescriptor.IdField(id);
}
public override void OnConfigure(
IDescriptorContext context,
IObjectTypeDescriptor descriptor,
Type type)
{
INodeDescriptor nodeDescriptor = new NodeDescriptor(descriptor, type);
if (IdField is not null)
{
MemberInfo?idField = type.GetMember(IdField).FirstOrDefault();
if (idField is null)
{
throw NodeAttribute_IdFieldNotFound(type, IdField);
}
nodeDescriptor.IdField(idField);
}
else if (context.TypeInspector.GetNodeIdMember(type) is { } id)
{
nodeDescriptor.IdField(id);
}
if (NodeResolverType is not null)
{
if (NodeResolver is not null)
{
MethodInfo?method = NodeResolverType.GetMethod(NodeResolver);
if (method is null)
{
throw NodeAttribute_NodeResolverNotFound(
NodeResolverType,
NodeResolver);
}
nodeDescriptor.ResolveNodeWith(method);
}
else
{
nodeDescriptor.ResolveNodeWith(NodeResolverType);
}
}
else if (NodeResolver is not null)
{
MethodInfo?method = type.GetMethod(NodeResolver);
if (method is null)
{
throw NodeAttribute_NodeResolverNotFound(
type,
NodeResolver);
}
nodeDescriptor.ResolveNodeWith(method);
}
else
{
nodeDescriptor.ResolveNodeWith(type);
}
}
