private Func <IResolveFieldContext, object> GetResolverFor(Func <IResolveFieldContextT <TSourceType>, object> resolver)
{
return(context =>
{
object resolved = resolver((IResolveFieldContextT <TSourceType>)context);
if (resolved == null)
{
return null;
}
IResolveFieldContext ctx = (IResolveFieldContext)Activator.CreateInstance(typeof(TResponseType));
if (resolved.GetType().IsGenericType&& resolved.GetType().IsAssignableTo(typeof(IEnumerable)))
{
List <object> list = new();
foreach (object item in (IEnumerable)resolved)
{
ctx.Source = item;
list.Add(ctx.Build());
}
return list;
}
ctx.Source = resolved;
return ctx.Build();
});
}