private void DisplayChoices(PromptChoiceItem <T> defaultChoice)
{
Console.WriteLine(Message);
foreach (var choice in _choices)
{
Console.WriteLine(FormatDefault(choice, defaultChoice.Equals(choice)));
}
}
private T GetUserChoice(PromptChoiceItem <T> defaultChoice)
{
var userChoice = Console.ReadLine();
try
{
return(_choices.Single(choice => choice.Equals(userChoice)).Value);
}
catch (InvalidOperationException)
{
return(defaultChoice.Value);
}
}
private static string FormatDefault(PromptChoiceItem <T> choiceItem, bool isDefault) => $"{choiceItem}{(isDefault ? DefaultPostfix : string.Empty)}";