private static Dictionary <Type, IEdmStructuredType> AddTypes(this EdmModel model, IEnumerable <StructuralTypeConfiguration> types)
{
StructuralTypeConfiguration[] configTypes = types.ToArray();
// build types
EdmTypeMap edmTypeMap = EdmTypeBuilder.GetTypesAndProperties(configTypes);
Dictionary <Type, IEdmStructuredType> edmTypes = edmTypeMap.EdmTypes;
// Add an annotate types
model.AddTypes(edmTypes);
model.AddClrTypeAnnotations(edmTypes);
// Add direct value annotation
model.AddDirectValueAnnotations(edmTypeMap.DirectValueAnnotations);
return(edmTypes);
}