/// <summary>
/// Gets the attribute groups and attributes present in a collection of variants.
/// </summary>
/// <param name="variants">A collection of variants.</param>
/// <returns></returns>
public static IEnumerable <VariantGroup> GetVariantGroups <T>(T product, IEnumerable <VariantPublishedContent> variants) where T : class
{
IVariantService <T, VariantPublishedContent> variantService = DependencyContainer.Instance.Resolve <IVariantService <T, VariantPublishedContent> >();
return(variantService.GetVariantGroups(variants));
}
