public Subtheme AddOrUpdate(Subtheme subtheme)
{
if (subtheme is null ||
subtheme.Theme is null ||
string.IsNullOrWhiteSpace(subtheme.Theme.Name) ||
subtheme.YearFrom < Constants.MinimumSetYear ||
subtheme.Theme.YearFrom < Constants.MinimumSetYear)
{
return(null);
}
if (string.IsNullOrWhiteSpace(subtheme.Name))
{
subtheme.Name = "{None}";
}
subtheme.TrimAllStrings();
using var repository = _repositoryService.GetRepository();
repository.Upsert(subtheme);
return(subtheme);
}
