/// <summary>
/// Add custom task
/// </summary>
/// <param name="menu"></param>
/// <param name="key"></param>
/// <param name="title"></param>
/// <param name="action"></param>
/// <returns></returns>
public static ConsoleMenu Add(this ConsoleMenu menu, ConsoleKey key, string title, Func <Task> action, bool waitForCompletion = true)
{
var item = new ConsoleMenuItem(key, title, action, waitForCompletion);
menu.Add(item);
return(menu);
}
public static void AddSubMenu(this ConsoleMenu menu, string title = "Sub Menu", Action <ConsoleMenu> addMenuItems = null)
{
var subMenu = new ConsoleMenu(
menu.WaitForTask,
menu.CancellationToken,
title);
addMenuItems?.Invoke(subMenu);
menu.Add(new ConsoleTask(title, () => menu.RunSubMenu(subMenu)));
}
/// <summary>
/// Add menu item from class which implements IConsoleTask
/// </summary>
/// <param name="menu"></param>
/// <param name="task"></param>
/// <param name="waitForCompletion"></param>
/// <returns></returns>
public static ConsoleMenu Add(this ConsoleMenu menu, IConsoleTask task, bool waitForCompletion = true, string overrideTitle = null, ConsoleKey?overrideKey = null)
{
var key = overrideKey ?? ConsoleKey.A + menu.ItemCount;
var title = overrideTitle ?? task.Title;
if (string.IsNullOrWhiteSpace(title))
{
title = task.GetType().Name.FromCamelCaseToSentence();
}
var item = new ConsoleMenuItem(
key,
title,
() => menu.RunTask(task.Execute()),
waitForCompletion);
menu.Add(item);
return(menu);
}
public static async Task RunMainMenuAndWaitForCompletion(string title = "Lakerfield Main Console Menu", Action <ConsoleMenu> addMenuItems = null, bool onlyExitWhenPressingQuit = true)
{
var cancellationTokenSource = new CancellationTokenSource();
var cancellationToken = cancellationTokenSource.Token;
var tasks = new List <Task>();
var menu = new ConsoleMenu(
(task) => tasks.Add(task),
cancellationToken,
title);
addMenuItems?.Invoke(menu);
if (onlyExitWhenPressingQuit)
{
menu.Add(ConsoleKey.Q, "Quit", () =>
{
cancellationTokenSource.Cancel();
return(Task.CompletedTask);
});
while (!cancellationToken.IsCancellationRequested)
{
await menu.Run();
if (cancellationToken.IsCancellationRequested)
{
break;
}
Console.WriteLine();
Console.WriteLine($@"Exit prevented, to quit Q must be pressed");
}
}
else
{
await menu.Run();
}
tasks = tasks.Where(t => !t.IsCompleted).ToList();
Console.WriteLine($"Waiting for completion of {tasks.Count} tasks...");
await Task.WhenAll(tasks);
}
/// <summary>
/// Add menu item from class which implements IConsoleTask
/// </summary>
/// <param name="menu"></param>
/// <param name="task"></param>
/// <param name="waitForCompletion"></param>
/// <returns></returns>
public static ConsoleMenu Add <T>(this ConsoleMenu menu, bool waitForCompletion = true, string overrideTitle = null, ConsoleKey?overrideKey = null) where T : IConsoleTask
{
return(menu.Add(Activator.CreateInstance <T>(), waitForCompletion, overrideTitle, overrideKey));
}
public Task RunSubMenu(ConsoleMenu subMenu)
{
return(RunTask(subMenu.Run()));
}