using System;
using System.Collections.Generic;
using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;

namespace Utils
{
    public class PasswordHash
    {
        // No es perfecto, pero me tengo un limite de 15 caracteres en la base de datos 
        // y realmente no queria guardar contraseñas en texto plano 
        public static string Hash(string password)
        {
            using (SHA1Managed sha1 = new SHA1Managed())
            {
                var hash = sha1.ComputeHash(Encoding.UTF8.GetBytes(password));
                return Convert.ToBase64String(hash).Truncate(15);
            }
        }

        public static bool Compare(string password, string hashed)
        {
            if (password == null) return false;
            if (hashed == null) return false;

            return Hash(password).Equals(hashed);
        }
    }
}