migrare UI in WebAssembly + integrare Serviciu stocare info pe web + WebToken

backend/Application/Endpoints/Authorization/Patient/PatientResetPasswordValidation.cs

@@ -0,0 +1,46 @@
+using System.Net;
+using Application.Services.Database.PostgreSQL;
+using Application.Services.HashingAlgorithms;
+using FluentValidation;
+
+namespace Application.Endpoints.Authorization.Patient;
+
+public class PatientResetPasswordValidation : AbstractValidator<LoginDto>
+{
+    private readonly IPatientRepository _patientRepository;
+    private readonly IHashingAlgorithms _hashingAlgorithms;
+
+    public PatientResetPasswordValidation(IPatientRepository patientRepository, 
+        IHashingAlgorithms hashingAlgorithms)
+    {
+        _patientRepository = patientRepository;
+        _hashingAlgorithms = hashingAlgorithms;
+
+        RuleFor(x => x.Email)
+            .NotEmpty().WithMessage("Email is required.").WithErrorCode(HttpStatusCodes.BadRequest.ToString())
+            .EmailAddress().WithMessage("Invalid email format.").WithErrorCode(HttpStatusCodes.BadRequest.ToString())
+            .MustAsync(BeExistingPatient).WithMessage("Patient with this email does not exist.")
+            .WithErrorCode(HttpStatusCodes.NotFound.ToString());
+
+        RuleFor(x => x.Password)
+            .NotEmpty().WithMessage("Password is required.").WithErrorCode(HttpStatusCodes.BadRequest.ToString())
+            .WithErrorCode(HttpStatusCode.BadRequest.ToString());
+
+        RuleFor(x => x)
+            .MustAsync(BeDifferentFromOldPassword).WithMessage("Password can't be as the previous.")
+            .WithErrorCode(HttpStatusCode.BadRequest.ToString()).WithErrorCode(HttpStatusCodes.BadRequest.ToString());
+    }
+
+    private async Task<bool> BeExistingPatient(string email, CancellationToken cancellationToken)
+    {
+        var patient = await _patientRepository.FindByEmailAsync(email);
+        return patient != null;
+    }
+
+    private async Task<bool> BeDifferentFromOldPassword(LoginDto dto, CancellationToken cancellationToken)
+    {
+        var currentPatient = await _patientRepository.FindByEmailAsync(dto.Email);
+        return !_hashingAlgorithms.SHA256Algorithm(dto.Password)
+            .Equals(currentPatient?.Password, StringComparison.Ordinal);
+    }
+}