/// <summary>
///
/// </summary>
/// <param name="results"></param>
/// <param name="id"></param>
/// <param name="version"></param>
/// <typeparam name="T"></typeparam>
/// <returns></returns>
/// <exception cref="ConcurrencyDomainException"></exception>
/// <exception cref="NotFoundDomainException"></exception>
public static async Task <T> GetWithConcurrencyCheckAsync <T>(IQueryable <T> results, Guid id, IConcurrencyVersion version) where T : IVersionedEntity
{
if (version == null)
{
throw new ConcurrencyDomainException();
}
try
{
T versionedEntity = await results.SingleOrDefaultAsync(e => e.Id == id);
if (versionedEntity == null)
{
throw new NotFoundDomainException($"Entity of type: {nameof(T)} not found with Id: {id}");
}
if (versionedEntity.Version != version.Version)
{
throw new ConcurrencyDomainException(typeof(T), id, version);
}
return(versionedEntity);
}
catch (InvalidOperationException)
{
throw new ConcurrencyDomainException(typeof(T), id, version);
}
}
public ConcurrencyDomainException(MemberInfo type, Guid id, IConcurrencyVersion version, Exception innerException)
: base(_formatConcurrencyException(type, id, version.Version), innerException)
{
}
