[Fizzlemizz]

The function is from WardrobeSetsCollectionMixin

function WardrobeSetsCollectionMixin:SelectSet(setID)
    self.selectedSetID = setID;
 
    local baseSetID = C_TransmogSets.GetBaseSetID(setID);
    local variantSets = SetsDataProvider:GetVariantSets(baseSetID);
    if ( #variantSets > 0 ) then
        self.selectedVariantSets[baseSetID] = setID;
    end
 
    self:Refresh();
end