/// <summary>
/// Starts the menu loop.
/// </summary>
public void Run()
{
try
{
Push(new StoreCliMenu.Main(this.AppState));
}
catch (Exception)
{
CliPrinter.Error("An error occurred while connecting to database. Please try running the program again.");
return;
}
while (this.Menus.Count > 0)
{
try
{
this.Menus.Peek().PrintMenu();
this.Menus.Peek().InputLoop();
}
catch (Exception)
{
CliInput.PressAnyKey("\nAn error occurred while processing your request. Returning.");
this.Pop();
continue;
}
}
}
/// <summary>
/// Validates an email address.
/// </summary>
/// <param name="email">The email to validate.</param>
/// <returns>Whether the provided text is in an email address format.</returns>
public static bool EmailValidator(string email)
{
if (!StoreDb.Customer.ValidateEmail(email))
{
CliPrinter.Error("Please enter a valid email address.");
return(false);
}
return(true);
}
/// <summary>
/// Prints out all the list items in this list menu.
/// </summary>
/// <param name="title">The title of this list menu.</param>
protected void PrintListMenu(string title)
{
Console.Clear();
CliPrinter.Title(title);
foreach (var entry in this.ListMenuOptions)
{
if (entry.Name == null)
{
Console.Write("\n");
}
else
{
Console.WriteLine($"{(char)entry.Key}. {entry.Name}");
}
}
}
/// <summary>
/// Prints an error message then waits for the user to confirm, after which
/// the menu will be taken off the menu stack causing navigation to back one menu.
/// </summary>
/// <param name="menu">The current menu.</param>
/// <param name="message">Message to print to the user.</param>
public static void AbortThenExit(this CliMenu menu, string message)
{
CliPrinter.Error(message);
CliInput.PressAnyKey();
menu.MenuExit();
}