public void FindMedium()
{
UiHelpers.ShowHeader("Medium suchen");
// ask search pattern
Console.Write("Suchbedingung: ");
var pattern = Console.ReadLine();
int i = 0;
var result = svc.FindMedium(pattern, 10);
// show search result
if (result.Count == 0)
{
Console.WriteLine("Nichts gefunden");
}
else
{
foreach (var medium in result)
{
Console.WriteLine($"{++i:d2} {medium.Title}");
Console.WriteLine($" [{medium.Category}] [{medium.Kind}] {medium.Author}");
}
}
// TODO
Console.WriteLine("\n!!!To do:");
Console.WriteLine("The search pattern shall also be used");
Console.WriteLine("to match category, kind and author.");
}
public void ShowMainMenu()
{
UiHelpers.ShowHeader("Willkommen in der Stadtbücherei");
// setup menu items
var menuItems = new UiMenuItem[] {
new UiMenuItem('A', "Anmelden", Login),
new UiMenuItem('S', "Medium suchen", FindMedium),
};
// show menu items
foreach (var mi in menuItems)
{
Console.WriteLine($"{mi.Key} {mi.Info}");
}
// ask user an invoke menu action
for (bool ende = false; !ende; /**/)
{
var key = UiHelpers.AskKey("\nIhre Wahl");
foreach (var mi in menuItems)
{
if (mi.Key == key)
{
mi.Action();
ende = true;
break;
}
}
}
}
public void Login()
{
// ask user for credentials
UiHelpers.ShowHeader("Anmelden");
var user = UiHelpers.AskValue("Benutzername");
var pwHash = UiHelpers.AskValue("Kennwort").GetHashCode();
// authenticate user
if (svc.FindPersonByCredentials(user, pwHash, out Person person))
{
Console.WriteLine("Fake result:");
Console.WriteLine(person.FirstName + " " + person.LastName);
}
// TODO
Console.WriteLine("\n!!!To do:");
Console.WriteLine("Select concrete Person");
Console.WriteLine("User name shall be for all persons:");
Console.WriteLine(" first letter of first name plus");
Console.WriteLine(" 3 fist letters of last name.");
Console.WriteLine("Example: Hugo Müller --> hmül");
Console.WriteLine("User password shall be \"4711\" for all persons:");
}