public SimpleMenu(string user) { SimpleUser simpleUser = new SimpleUser(); int choise; string mess; bool take = false; do { Console.Clear(); int number = simpleUser.NumberOfMess(user); Console.WriteLine($"You have {number} message in you message box."); Console.WriteLine("1.Press one to send a message\n2.Press two to view your message.\n0.Log Out"); bool num = int.TryParse(Console.ReadLine(), out choise); switch (choise) { case 1: try { do { mess = CreateUser("Write", "message"); if (mess.Length > 250) { Console.WriteLine("You pass the maximum of 250 characters!"); } } while (mess.Length > 250); string receiver = CreateUser("Give", "recipient"); simpleUser.CreateMessage(mess, user, receiver); } catch (Exception ex) { Console.WriteLine(ex.Message); Console.WriteLine("Press any button to exit."); Console.ReadKey(); return; } break; case 2: simpleUser.ViewMyMessage(user); break; case 0: Environment.Exit(0); break; } Console.WriteLine("Do you want to continue?(Y/N)"); string yn = Console.ReadLine(); if (yn == "Y" || yn == "y") { take = false; } else { take = true; Environment.Exit(0); } } while (!take); }