public async Task <bool> Handle(QuitCircleCommand request, CancellationToken cancellationToken)
{
var myId = Guid.Parse(_httpContextAccessor.HttpContext.User.FindFirst(ClaimTypes.NameIdentifier).Value);
var userCircle = await _userCircleRelationRepository.GetRelationAsync(request.CircleId, myId);
if (userCircle == null)
{
return(true);
}
var circle = await _circleRepository.GetByIdAsync(request.CircleId);
if (circle.OwnerId == myId)
{
throw new ClientException("操作失败", new List <string> {
$"User {myId} is the owner of the circle {request.CircleId}, can't quit circle."
});
}
userCircle.Quit();
_userCircleRelationRepository.Remove(userCircle);
return(await _userCircleRelationRepository.UnitOfWork.SaveEntitiesAsync(cancellationToken));
}
public async Task Handle(CircleDeletedDomainEvent notification, CancellationToken cancellationToken)
{
_logger.LogInformation("----- Handling CircleDeletedDomainEvent: at {AppName} - ({@DomainEvent})", Program.AppName, notification);
var relations = await _userCircleRelationRepository.GetRelationsByCircleIdAsync(notification.CircleId);
relations.ForEach(r => _userCircleRelationRepository.Remove(r));
}