private static void BookKeeperDeleteBook()
{
Console.WriteLine("What title of the book?");
var title = Console.ReadLine();
Console.WriteLine("What author of the book?");
var author = Console.ReadLine();
BookKeeper.DeleteBookFromCatalog(title, author);
}
private static void ReaderTakeBook()
{
Console.WriteLine("What title of the book?");
var title = Console.ReadLine();
Console.WriteLine("What author of the book?");
var author = Console.ReadLine();
Catalog.GiveAwayBook(title, author, out var book);
if (book != null)
{
Console.WriteLine("For how many days did you take the book?");
int days = Convert.ToInt16(Console.ReadLine());
book.DaysInUse += days;
Console.WriteLine($"Book [{title}, {author}] taken");
Journal.MakeRecord(_name, book, days);
BookKeeper.AddBookToCatalog(ref book);
}
else
{
Console.WriteLine($"Book [{title}, {author}] is not in the catalog");
}
}
public static void ShowMenu()
{
var isBookKeeper = false;
Console.WriteLine("Library. Choose you role:\n 1.Bookkeeper\n 2.Reader");
while (true)
{
var answer = Console.ReadLine();
if (answer == "1")
{
isBookKeeper = true;
break;
}
if (answer == "2")
{
Console.WriteLine("Welcome reader. What is your name?");
_name = Console.ReadLine();
break;
}
Console.WriteLine("Please, answer with digits 1 or 2.");
}
while (true)
{
if (!isBookKeeper)
{
Console.WriteLine($"Welcome {_name}. Choose you action:\n1.Show all books\n2.Find by author\n" +
"3.Find by title\n4.Take book\n5.Change role to bookkeeper");
}
else
{
Console.WriteLine(
"Welcome bookkeeper. Choose you action:\n1.Show all books\n2.Find by author\n3.Find by title\n" +
"4.Add book\n5.Delete book\n6.Show journal\n7.Change role to reader");
}
switch (Console.ReadLine())
{
case "1":
Catalog.ShowCatalogByAlphabetOrder();
break;
case "2":
Console.WriteLine("Please, enter the author");
Catalog.FindBooksByAuthor(Console.ReadLine());
break;
case "3":
Console.WriteLine("Please, enter the title");
Catalog.FindBooksByName(Console.ReadLine());
break;
case "4" when isBookKeeper:
var book = new Book();
BookKeeper.AddBookToCatalog(ref book);
break;
case "4":
ReaderTakeBook();
break;
case "5" when isBookKeeper:
BookKeeperDeleteBook();
break;
case "5":
isBookKeeper = true;
Console.WriteLine("Role changed");
break;
case "6" when isBookKeeper:
Journal.ShowRecords();
break;
case "7" when isBookKeeper:
isBookKeeper = false;
Console.WriteLine("Role changed");
Console.WriteLine("Welcome reader. What is your name?");
_name = Console.ReadLine();
break;
}
}
}
