/// <summary>
/// Добавляет нового пользователя в базу
/// </summary>
/// <param name="newUserLogin">логин</param>
/// <param name="newUserPassword">пароль</param>
/// <returns>True - пользователь успешно добавлен, иначе False</returns>
public static UserError Add(string newUserLogin, string newUserPassword)
{
var client = new NewsService();
var newUser = new UserDto
{
Login = newUserLogin,
PasswordHash = newUserPassword.GetSha256Hash() + newUserLogin.GetSha256Hash()
};
var alreadyContainsUser = client.ContainsUser(newUserLogin);
if (alreadyContainsUser)
{
return new UserError
{
Value = false,
Message = Config.LoginAlreadyInUseMessage
};
}
try
{
client.AddUser(newUser);
return new UserError
{
Value = true,
Message = Config.NewUserSuccessAdded
};
}
catch (DataException)
{
return new UserError
{
Value = false,
Message = Config.UnexpectedError
};
}
}
public static string GetNewsPostById(int newsPostId)
{
var client = new NewsService();
return client.GetNewsPostById(newsPostId).Title;
}
/// <summary>
/// Удаляет пользователя(помечая удаленным IsDeleted = 1)
/// </summary>
/// <param name="selectedUser">Выбранный пользователь</param>
/// <returns>Объект с ошибкой</returns>
public static UserError Delete(UserDto selectedUser)
{
var client = new NewsService();
try
{
client.DeleteLazyUser(SelectedUser.Id);
return new UserError
{
Value = true,
Message = Config.UserSuccessDeleted
};
}
catch (DataException)
{
return new UserError
{
Value = false,
Message = Config.UnexpectedError
};
}
}
public static void UpdateUsers()
{
var client = new NewsService();
Users = new BindingList<UserDto>(client.GetAllUsersWithDeleted().OrderBy(u => u.Login).ToList());
}
public static UserError UpdateUser(UserDto userDto, string newLogin, string newPassword)
{
var client = new NewsService();
var loginChanged = userDto.Login != newLogin;
//если логин поменялся
if (loginChanged)
{
var alreadyContainsUser = client.ContainsUser(newLogin);
if (alreadyContainsUser)
{
return new UserError
{
Value = false,
Message = Config.LoginAlreadyInUseMessage
};
}
userDto.Login = newLogin;
}
var newPasswordHash = newPassword.GetSha256Hash() + userDto.Login.GetSha256Hash();
var passwordChanged = userDto.PasswordHash != newPasswordHash;
//если поменялся пароль преобразовать его в хеш
if (passwordChanged)
{
userDto.PasswordHash = newPasswordHash;
}
//если логин не менялся или поменялся на свободный
try
{
client.UpdateUser(userDto);
return new UserError
{
Value = true,
Message = Config.NewUserSuccessUpdated
};
}
catch (DataException)
{
return new UserError
{
Value = false,
Message = Config.UnexpectedError
};
}
}
public static List<LogDto> Log(int userId)
{
var client = new NewsService();
return client.GetLogByUserId(userId).OrderBy(l => l.UploadDate).ToList();
}
public static List<LogDto> Log()
{
var client = new NewsService();
return client.GetFullLog().OrderBy(l => l.UploadDate).ToList();
}