Files
SkydiveLogs/Back/skydiveLogs-api.DomainBusiness/UserService.cs
2021-03-12 18:01:15 +01:00

75 lines
2.4 KiB
C#

using System.Security.Cryptography;
using System.Text;
using System.IO;
using System;
using skydiveLogs_api.DomainBusiness.Interfaces;
using skydiveLogs_api.DomainService.Repositories;
using skydiveLogs_api.Domain;
namespace skydiveLogs_api.DomainBusiness
{
public class UserService : IUserService
{
public UserService(IUserRepository userRepository)
{
_userRepository = userRepository;
}
public User GetById(int userId)
{
return _userRepository.GetById(userId);
}
public User GetByLogin(string login, string password)
{
return _userRepository.GetByLogin(login, EncryptPassword(password));
}
public bool AddNewUser(User newUser)
{
newUser.Password = EncryptPassword(newUser.Password);
var foundUser = _userRepository.GetByLogin(newUser.Login, newUser.Password);
var result = false;
if (foundUser == null)
{
_userRepository.Add(newUser);
result = true;
}
return result;
}
private string EncryptPassword(string password)
{
var encryptionKey = "skydivelogsangular"; //we can change the code converstion key as per our requirement
byte[] clearBytes = Encoding.Unicode.GetBytes(password);
var encryptedPassword = string.Empty;
using (Aes encryptor = Aes.Create())
{
Rfc2898DeriveBytes pdb = new Rfc2898DeriveBytes(encryptionKey,
new byte[] { 0x49, 0x76, 0x61, 0x6e, 0x20, 0x4d, 0x65, 0x64, 0x76, 0x65, 0x64, 0x65, 0x76 });
encryptor.Key = pdb.GetBytes(32);
encryptor.IV = pdb.GetBytes(16);
using (MemoryStream ms = new MemoryStream())
{
using (CryptoStream cs = new CryptoStream(ms, encryptor.CreateEncryptor(), CryptoStreamMode.Write))
{
cs.Write(clearBytes, 0, clearBytes.Length);
cs.Close();
}
encryptedPassword = Convert.ToBase64String(ms.ToArray());
}
}
return encryptedPassword;
}
private readonly IUserRepository _userRepository;
}
}