public WithDescription <V>?ChooseTuple(int?numberOfOptions = null)
{
Console.WriteLine(welcomeMessage);
var noOfOptsPerScreen = numberOfOptions ?? dictionary.Count;
PrintOptions(0, noOfOptsPerScreen);
var noOfOptsPrinted = noOfOptsPerScreen;
do
{
var input = Console.ReadLine().Trim();
if (input == "+")
{
if (noOfOptsPrinted >= dictionary.Count)
{
continue;
}
PrintOptions(noOfOptsPrinted, noOfOptsPerScreen);
}
else
{
if (string.IsNullOrWhiteSpace(input))
{
return(null);
}
var val = TryGetValue(input);
if (val != null)
{
return(val);
}
SafeConsole.WriteLineColor(ConsoleColor.Red, "Plase choose a valid option!");
noOfOptsPrinted = 0;
PrintOptions(noOfOptsPrinted, noOfOptsPerScreen);
}
noOfOptsPrinted += noOfOptsPerScreen;
} while (true);
}
WithDescription <V>?TryGetValue(string input)
{
var exact = dictionary.TryGetC(input);
if (exact != null)
{
return(exact);
}
var sd = new StringDistance();
var best = dictionary.Keys.WithMin(a => sd.LevenshteinDistance(input.ToLowerInvariant(), a.ToLowerInvariant()));
if (sd.LevenshteinDistance(input.ToLowerInvariant(), best.ToLowerInvariant()) <= 2)
{
if (SafeConsole.Ask($"Did you mean '{best}'?"))
{
return(dictionary.GetOrThrow(best));
}
}
return(null);
}
public static void WaitExecute(Action action)
{
if (Console.IsOutputRedirected)
{
action();
return;
}
int?result = null;
try
{
int left = Console.CursorLeft;
DateTime dt = DateTime.Now;
Task t = Task.Factory.StartNew(() =>
{
while (result == null)
{
var str = " (" + (DateTime.Now - dt).NiceToString(DateTimePrecision.Seconds) + ")";
Console.SetCursorPosition(Math.Max(0, Math.Min(left, Console.WindowWidth - str.Length - 1)), Console.CursorTop);
lock (SafeConsole.SyncKey)
SafeConsole.WriteColor(ConsoleColor.DarkGray, str);
Thread.Sleep(1000);
}
});
action();
}
finally
{
result = -1;
}
}