public async Task HandleAsync(DeleteProductCommand command, CancellationToken cancellationToken = default)
{
var aggregateProduct = await _repo.GetAsync(command.Id, cancellationToken : cancellationToken);
if (aggregateProduct == null)
{
throw new CannotFindException("No data on this Id");
}
aggregateProduct.Delete(command);
await _repo.SaveAsync(aggregateProduct, cancellationToken);
}
public async Task ExecuteAsync(LogoutCommand command, CancellationToken cancellationToken = default)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (cancellationToken.IsCancellationRequested)
{
_logger.LogInformation($"{nameof(LogoutCommandHandler)}.{nameof(ExecuteAsync)} was cancelled before execution");
cancellationToken.ThrowIfCancellationRequested();
}
await _signInManager.SignOutAsync();
var logout = await _interaction.GetLogoutContextAsync(command.LogoutId);
await _persistedGrantService.RemoveAllGrantsAsync(command.Subject, logout?.ClientId);
var aggregate = await _aggregateRepository.GetAsync <User, UserState>(command.Subject, cancellationToken);
var expectedVersion = aggregate.Version;
if (aggregate == null)
{
throw new ArgumentNullException(nameof(aggregate));
}
aggregate.Logout();
await _aggregateRepository.SaveAsync(aggregate, command, expectedVersion, cancellationToken);
}
public async Task ProcessAsync(string aggregateId, Action <TAggregate> command, CancellationToken cancellationToken = default)
{
var aggregate = await _aggregateRepository.GetAsync(aggregateId, cancellationToken);
command?.Invoke(aggregate);
await _aggregateRepository.SaveAsync(aggregate, cancellationToken);
}
async Task IdempotentlyCreateAgg(string id, Action <OrganizationAggregate> usingThisMethod)
{
var agg = await AggRepository.GetAsync <OrganizationAggregate>(id);
if (agg == null)
{
agg = new OrganizationAggregate(new OrganizationAggregateState());
}
var ov = agg.Version;
usingThisMethod(agg);
PublishedEvents = agg.PublishedEvents;
if (ov != agg.Version)
{
await AggRepository.StoreAsync(agg);
}
}
public static async Task UpdateOutOfSession(string aggId, IAggregateRepository rep)
{
var agg = await rep.GetAsync <PersonAggregate>(aggId);
agg.Rename(new RenamePerson()
{
Id = aggId, Name = "Renamed out of session"
});
await rep.StoreAsync(agg);
}
public async Task ExecuteAsync(VerifyUserCommand command, CancellationToken cancellationToken = default)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (cancellationToken.IsCancellationRequested)
{
_logger.LogInformation($"{nameof(RegisterUserCommandHandler)}.{nameof(ExecuteAsync)} was cancelled before execution");
cancellationToken.ThrowIfCancellationRequested();
}
var user = await _userManager.FindByIdAsync(command.Subject);
var confirmationResult = await _userManager.ConfirmEmailAsync(user, Encoding.UTF8.GetString(Convert.FromBase64String(command.Token)));
if (!confirmationResult.Succeeded)
{
throw new EmailConfirmationException(confirmationResult.Errors.First().Description);
}
var addPasswordResult = await _userManager.AddPasswordAsync(user, command.Password);
if (!addPasswordResult.Succeeded)
{
throw new PasswordCreationException(addPasswordResult.Errors.First().Description);
}
var aggregate = await _aggregateRepository.GetAsync <User, UserState>(command.Subject, cancellationToken);
var expectedVersion = aggregate.Version;
if (aggregate == null)
{
throw new ArgumentNullException(nameof(aggregate));
}
var streamId = StreamId.New();
await _userManager.UpdateAsync(user);
aggregate.Verify();
await _signInManager.SignInAsync(user, false);
aggregate.Login();
await _aggregateRepository.SaveAsync(aggregate, command, expectedVersion, cancellationToken);
}
public async Task ExecuteAsync(ForgotPasswordCommand command, CancellationToken cancellationToken = default)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (cancellationToken.IsCancellationRequested)
{
_logger.LogInformation($"{nameof(ForgotPasswordCommandHandler)}.{nameof(ExecuteAsync)} was cancelled before execution");
cancellationToken.ThrowIfCancellationRequested();
}
var user = await _userManager.FindByIdAsync(command.Subject);
if (user != null)
{
if (!user.EmailConfirmed)
{
throw new UserNotVerifiedException();
}
if (user.IsArchived)
{
throw new UserIsArchivedException();
}
var token = await _userManager.GeneratePasswordResetTokenAsync(user);
await _userManager.UpdateAsync(user);
var aggregate = await _aggregateRepository.GetAsync <User, UserState>(command.Subject, cancellationToken);
var expectedVersion = aggregate.Version;
if (aggregate == null)
{
throw new ArgumentNullException(nameof(aggregate));
}
aggregate.RequestToken(token);
await _aggregateRepository.SaveAsync(aggregate, command, expectedVersion, cancellationToken);
}
else
{
throw new UserDoesntExistException();
}
}
public async Task ExecuteAsync(LoginCommand command, CancellationToken cancellationToken = default)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (cancellationToken.IsCancellationRequested)
{
_logger.LogInformation($"{nameof(LoginCommandHandler)}.{nameof(ExecuteAsync)} was cancelled before execution");
cancellationToken.ThrowIfCancellationRequested();
}
var user = await _userManager.FindByIdAsync(command.Subject);
if (user == null)
{
throw new UserDoesntExistException();
}
if (await _userManager.IsLockedOutAsync(user))
{
throw new UserIsLockedOutException();
}
var aggregate = await _aggregateRepository.GetAsync <User, UserState>(command.Subject, cancellationToken);
var expectedVersion = aggregate.Version;
if (aggregate == null)
{
throw new ArgumentNullException(nameof(aggregate));
}
if (!user.EmailConfirmed)
{
var token = await _userManager.GenerateEmailConfirmationTokenAsync(user);
await _userManager.UpdateAsync(user);
aggregate.RequestToken(token);
await _aggregateRepository.SaveAsync(aggregate, command, expectedVersion, cancellationToken);
throw new UserNotVerifiedException();
}
if (user.IsArchived)
{
throw new UserIsArchivedException();
}
var validLogin = await _userManager.CheckPasswordAsync(user, command.Password);
if (!validLogin)
{
await _userManager.AccessFailedAsync(user);
throw new IncorrectPasswordException();
}
aggregate.Login();
await _signInManager.SignInAsync(user, false);
await _userManager.ResetAccessFailedCountAsync(user);
await _userManager.UpdateAsync(user);
await _aggregateRepository.SaveAsync(aggregate, command, expectedVersion, cancellationToken);
}
public async Task <IAggregateRoot> GetAsync(string aggregateRootId)
{
return(await _aggregateRepository.GetAsync(aggregateRootId).ConfigureAwait(false));
}
public async Task <IAggregateRoot> GetAsync(string aggregateRootId)
{
return(await _aggregateRepository.GetAsync(aggregateRootId));
}