static void Main(string[] args)
{
// var ctx = new PaymentContext((EStrategy)1);
// ctx.Execute();
System.Console.WriteLine("Select strategy");
ConsoleKeyInfo key;
do
{
//while (!Console.KeyAvailable) {
key = Console.ReadKey();
System.Console.WriteLine();
if (int.TryParse(key.KeyChar.ToString(), out var n))
{
if (Enum.IsDefined(typeof(EStrategy), n))
{
var ctx = new PaymentContext((EStrategy)n);
ctx.Execute();
}
else
{
System.Console.WriteLine("Wrong type");
}
}
//}
} while (key.Key != ConsoleKey.Escape);
}