public async Task ValidateAsync(IRatingContainer ratingContainer)
{
if (ratingContainer == null)
{
throw new ArgumentNullException(nameof(ratingContainer));
}
var rating = await this.GetBy(ratingContainer);
if (ratingContainer.RatingId.HasValue && rating == null)
{
throw new InvalidOperationException($"Rating not found by id {ratingContainer.RatingId}");
}
}
public async Task <Rating> GetByAsync(IRatingContainer rating)
{
return(rating.RatingId.HasValue
? this.Mapper.Map <Rating>(await this.Context.Rating.FirstOrDefaultAsync(x => x.Id == rating.RatingId))
: null);
}
private Task <Rating> GetBy(IRatingContainer ratingContainer)
{
return(this.RatingDataAccess.GetByAsync(ratingContainer));
}
