public ConOut AskYN(string question, out bool value)
{
var _value = false;
var ask = new ConAsk(this, question);
ask.Resolve(answer =>
{
if (new[] { "y", "yes", "Y", "YES", "Yes" }.Contains(answer.Value))
{
answer.Action = AskAction.Accept;
answer.Value = "Yes";
_value = true;
}
else if (new[] { "n", "no", "N", "NO", "No" }.Contains(answer.Value))
{
answer.Action = AskAction.Accept;
answer.Value = "No";
_value = false;
}
else
{
answer.Action = AskAction.Retry;
}
});
value = _value;
return(this);
}
protected ConOut AskResolve <T>(string question, out T value, Action <AskAnswer> followResolve, bool whitespaceRetry, T defaultValue)
{
T _value = default;
var ask = new ConAsk(this, question);
ask.Resolve(answer =>
{
if (answer.Value.IsWhiteSpace())
{
if (whitespaceRetry)
{
answer.Action = AskAction.Retry; return;
}
else
{
answer.Action = AskAction.Accept;
answer.Value = defaultValue?.ToString();
_value = defaultValue; return;
}
}
try
{
followResolve(answer);
if (answer.Action == AskAction.Accept)
{
_value = (T)Convert.ChangeType(answer.Value, typeof(T));
}
}
catch { answer.Action = AskAction.Retry; }
});
value = _value;
return(this);
}