public static Task <T> GetAsync <T, U>(this ICosmosDbRepository <T> repo, U partitionKey, DocumentId itemId, RequestOptions requestOptions = null)
{
requestOptions = SetPartitionKey(partitionKey, requestOptions);
return(repo.GetAsync(itemId, requestOptions));
}
public Task <IEnumerable <Rental> > GetAll()
{
return(_repository.GetAsync <Rental>(a => a.Id != null));
}