public User Authenticate(string userName, string password)
{
try
{
if (string.IsNullOrEmpty(userName))
{
throw new ArgumentNullException(nameof(userName));
}
if (string.IsNullOrEmpty(password))
{
throw new ArgumentNullException(nameof(password));
}
var user = context.Users.FirstOrDefault(t => string.Equals(t.UserName, userName));
if (user == null)
{
throw new UserNotExistException();
}
if (hashProvider.CheckHash(password, user.Password))
{
return(user);
}
throw new BadPasswordException();
}
catch (Exception ex)
{
Log.Error(ex);
throw;
}
}
