public async Task <IEnumerable <Badge> > GetBadgesByIdAsync( [ID(nameof(Badge))] Guid[] ids, BadgeByIdDataLoader badgeByIdDataLoader, CancellationToken cancellationToken) => await badgeByIdDataLoader.LoadAsync(ids, cancellationToken) ?? Array.Empty <Badge>();
public Task <Badge?> GetBadgeByIdAsync( [ID(nameof(Badge))] Guid id, BadgeByIdDataLoader badgeByIdDataLoader, CancellationToken cancellationToken) => badgeByIdDataLoader.LoadAsync(id, cancellationToken) !;