covidok-backend/CoviDok/data/User.cs

using System;
using System.Collections.Generic;
using System.Security.Cryptography;
using System.Text;

namespace CoviDokClientX.Models
{
    public class User
    {
        public string Id { get; set; }
        public string FirstName { get; set; }
        public string LastName { get; set; }
        public Role Role { get; set; }

        public string Email { get; set; }

        public string Password { get; set; }

        public DateTime RegistrationDate { get; set; }
        public string PictureId { get; set; }

        private static byte[] GetHash(string inputString)
        {
            using (HashAlgorithm algorithm = SHA512.Create())
                return algorithm.ComputeHash(Encoding.UTF8.GetBytes(inputString));
        }
        public static string GetHashString(string inputString)
        {
            StringBuilder sb = new StringBuilder();
            foreach (byte b in GetHash(inputString))
                sb.Append(b.ToString("X2"));

            return sb.ToString();
        }

        public bool CheckPassword(string Candidate)
        {
            return GetHashString(Candidate) == Password;
        }
    }

    public enum Role { Doctor, Assistant, Parent, Child }
}