/// <summary>
/// Fills the <see cref="SavedPodcast"/> with the corresponding modifications and parameters.
/// </summary>
/// <param name="dto"></param>
/// <returns></returns>
private SavedPodcast FillSavedPodcastFromDto(SavedPodcastDto dto)
{
if (dto == null)
{
throw new EntityNotFoundException();
}
var modifications = dto.Modifications.Select(x => x.ToModification());
dto.SavedPodcast.Modifications = modifications.ToList();
return(dto.SavedPodcast);
}
/// <summary>
/// Persists the <paramref name="toPersist"/> in the database. This creates or updates the entity. Note that all modifications/parameters are recreated in the db as well (increasing their Ids).
/// </summary>
/// <param name="toPersist"></param>
/// <returns></returns>
public override SavedPodcast Persist(SavedPodcast toPersist)
{
RemoveOldSavedPodcastDtosIfOverMaximum();
var dto = Context.Podcasts.Find(toPersist.Id);
if (dto == null)
{
dto = new SavedPodcastDto(toPersist);
Context.Podcasts.Add(dto);
}
if (dto.Modifications != null)
{
Context.RemoveRange(dto.Modifications);
Context.RemoveRange(dto.Modifications.SelectMany(x => x.Parameters));
}
dto.Modifications = toPersist.Modifications.Select(x => new ModificationDto(x)).ToList();
Context.SaveChanges();
toPersist.Id = dto.Id;
return(toPersist);
}
