protected virtual async Task <LoginResult <TUser> > LoginAsyncInternal(string userName, string plainPassword, bool shouldLockout)
{
if (userName.IsNullOrEmpty())
{
throw new ArgumentNullException(nameof(userName));
}
if (plainPassword.IsNullOrEmpty())
{
throw new ArgumentNullException(nameof(plainPassword));
}
//1. Verificar si existe Usuario
var user = await UserManager.FindByNameAsync(userName);
if (user == null)
{
return(new LoginResult <TUser>(LoginResultType.InvalidUserNameOrEmailAddress));
}
//2 Verificar si existe un bloqueo.
if (await UserManager.IsLockedOutAsync(user.Id))
{
return(new LoginResult <TUser>(LoginResultType.LockedOut, user));
}
//3. Verificar Clave.
var verificationResult = await PasswordManager.ValidateCredentials(user, plainPassword);
//(Realizar bloqueo por intentos fallidos)
if (verificationResult == PasswordVerificationResult.Failed)
{
return(await GetFailedPasswordValidationAsLoginResultAsync(user, shouldLockout));
}
if (verificationResult == PasswordVerificationResult.SuccessRehashNeeded)
{
return(await GetSuccessRehashNeededAsLoginResultAsync(user));
}
await UserManager.ResetAccessFailedCountAsync(user.Id);
//4. Existe codigo de reseteo de Clave
if (!string.IsNullOrWhiteSpace(await user.GetPasswordResetCode(user)))
{
return(new LoginResult <TUser>(LoginResultType.SucessPasswordResetCode, user));
}
return(new LoginResult <TUser>(LoginResultType.SucessAuthentication, user));
}