public static VisitersDTO SignUp(string FirstName, string LastName, string Mail, string username, string password) { bool isVisiterSingUp = VisitersDAL.GetAll().Exists(p => p.Password == password && p.NameUser == username && p.FirstName == FirstName && p.NameUser == username && p.LastName == LastName && p.Mail == Mail ); if (isVisiterSingUp) { return(null); } else { return(Add(new VisitersDTO() { FirstName = FirstName, LastName = LastName, Mail = Mail, Password = password, NameUser = username, })); } }
public static List <VisitersDTO> GetAll() { return(VisitersCast.ListToDTO(VisitersDAL.GetAll())); }