public UserDTO GetUserByCredentials(string username, string password)
{
var userResult = db.GetUserByCredentials(username, password);
if (userResult == null)
{
return(null);
}
var result = new UserDTO(userResult.Id.ToString(), userResult.FullName, userResult.UserName, userResult.Initials, userResult.Bio, userResult.Picture);
return(result);
}