} //method
private void RegisterSpecialObjectTypeIfProvided(Type type, TypeRole typeRole, GraphQLModule module)
{
if (type == null)
{
return;
}
var typeName = $"{module.Name}_{type.Name}";
var typeDef = new ObjectTypeDef(typeName, type, GraphQLModelObject.EmptyAttributeList, module, typeRole);
_model.Types.Add(typeDef);
_model.TypesByClrType.Add(type, typeDef);
}
public static bool TypeIsTransient(this TypeRole typeRole)
{
switch (typeRole)
{
case TypeRole.ModuleQuery:
case TypeRole.ModuleMutation:
case TypeRole.ModuleSubscription:
return(true);
default:
return(false);
}
}
private ObjectTypeDef BuildRootSchemaObject(string name, TypeRole typeRole, TypeRole moduleTypeRole)
{
var allModuleAggrTypes = _model.Types.OfType <ObjectTypeDef>()
.Where(t => t.TypeRole == moduleTypeRole)
.ToList();
if (allModuleAggrTypes.Count == 0)
{
return(null);
}
// create root object (ex: Query type)
var rootObjTypeDef = new ObjectTypeDef(name, null, GraphQLModelObject.EmptyAttributeList, null, typeRole);
RegisterTypeDef(rootObjTypeDef);
var mapping = new ObjectTypeMapping(rootObjTypeDef, null);
rootObjTypeDef.Mappings.Add(mapping);
// copy resolvers
foreach (var aggrType in allModuleAggrTypes)
{
mapping.FieldResolvers.AddRange(aggrType.Mappings[0].FieldResolvers);
}
// collect all fields from collected resolvers
var allFields = mapping.FieldResolvers.Select(fr => fr.Field).ToList();
rootObjTypeDef.Fields.AddRange(allFields);
// check for name duplicates
var fieldNameDupes = rootObjTypeDef.Fields.Select(f => f.Name).GroupBy(fn => fn).Where(g => g.Count() > 1).ToList();
if (fieldNameDupes.Count > 0)
{
string dupesAll = string.Join(",", fieldNameDupes.Select(g => g.Key));
AddError($"Duplicate fields defined at top-level type {typeRole}, field names: {dupesAll}");
}
// important: re-assign Index value for all fields; we moved fields to aggregate Query, Mutation
// objects, so their indexes changed
ReassignFieldIndexes(rootObjTypeDef);
return(rootObjTypeDef);
}
public ComplexTypeDef(string name, TypeKind kind, Type clrType, IList <Attribute> attrs, GraphQLModule module,
TypeRole typeRole = TypeRole.Data)
: base(name, kind, clrType, attrs, module)
{
this.TypeRole = typeRole;
}
public ObjectTypeDef(string name, Type clrType, IList <Attribute> attrs, GraphQLModule module,
TypeRole typeRole = TypeRole.Data)
: base(name, TypeKind.Object, clrType, attrs, module, typeRole)
{
_possibleOutTypes = new ObjectTypeDef[] { this };
}