public static void Delete()
{
Console.WriteLine("Delete trainer: ");
int id = Convert.ToInt32(Console.ReadLine());
TrainerManager.DeleteTrainer(id);
}
public static void View()
{
Console.WriteLine("trainers: ");
foreach (var trainer in TrainerManager.GetAllTrainers())
{
Console.WriteLine(trainer);
}
}
public static void Add()
{
Console.WriteLine("Give trainer First Name: ");
string firstname = Console.ReadLine();
Console.WriteLine("Give trainer Last Name: ");
string lastname = Console.ReadLine();
Console.WriteLine("Give trainer Subject");
string subject = Console.ReadLine();
TrainerManager.CreateTrainer(firstname, lastname, subject);
}
public static void Update()
{
Console.WriteLine("Update trainer: ");
int id = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Give trainer First Name: ");
string firstname = Console.ReadLine();
Console.WriteLine("Give trainer Last Name: ");
string lastname = Console.ReadLine();
Console.WriteLine("Give trainer Subject");
string subject = Console.ReadLine();
TrainerManager.UpdateTrainer(id, firstname, lastname, subject);
}