public async Task ValidateAsync(IPodcastContainer podcastContainer)
{
if (podcastContainer == null)
{
throw new ArgumentNullException(nameof(podcastContainer));
}
var album = await this.GetBy(podcastContainer);
if (podcastContainer.PodcastId.HasValue && album == null)
{
throw new InvalidOperationException($"Album not found by id {podcastContainer.PodcastId}");
}
}
private Task <Podcast> GetBy(IPodcastContainer departmentContainer)
{
return(this.PodcastDataAccess.GetByAsync(departmentContainer));
}
public async Task <Podcast> GetByAsync(IPodcastContainer podcast)
{
return(podcast.PodcastId.HasValue
? this.Mapper.Map <Podcast>(await this.Context.Podcast.FirstOrDefaultAsync(x => x.Id == podcast.PodcastId))
: null);
}