public async Task <Unit> Handle(SignUpAnonymousCommand request, CancellationToken cancellationToken)
{
try
{
using var transaction = new TransactionScope(TransactionScopeAsyncFlowOption.Enabled);
string generatedPassword = _nameGenerator.GenerateAnonymousPassword();
var user = new User(UserType.Anonymous)
{
UserName = _nameGenerator.GenerateAnonymousName()
};
var result = await _userManager.CreateAsync(user, generatedPassword);
if (result.Succeeded)
{
await _signInManager.SignInAsync(user, isPersistent : false);
}
else
{
var errorMessages = result.Errors.Select(e => e.Description);
throw new InvalidOperationException(string.Join("\n", errorMessages));
}
transaction.Complete();
return(Unit.Value);
}
catch (InformativeException exception)
{
_logger.LogError(exception, "Could not sign up as anonymous");
throw;
}
catch (Exception exception)
{
_logger.LogError(exception, "Could not sign up as anonymous");
throw new InformativeException("Could not sign up as anonymous. Please retry");
}
}