// This function is hard codes books onto the system to speed up the testing process
public static void addBooks(List <Book> books)
{
EJournal ej1 = new EJournal("7", "David", 8, 5.5, "ejournal.ie", 78);
EJournal ej2 = new EJournal("8", "James", 6, 8.65, "ejournal.ie", 108);
EJournal ej3 = new EJournal("9", "Andy", 5.95, 6.4, "ejournal.ie", 29);
books.Add(ej1);
books.Add(ej2);
books.Add(ej3);
Ebook eb1 = new Ebook("2", "John", 10, 3.5, "ebook.com", 4);
Ebook eb2 = new Ebook("1", "Mary", 11, 3.5, "ebook.com", 5);
Ebook eb3 = new Ebook("3", "Dylan", 12, 3.5, "ebook.com", 6);
books.Add(eb1);
books.Add(eb2);
books.Add(eb3);
PaperBook pb1 = new PaperBook("4", "Sarah", 5, 3.5, 8.9, 4.5);
PaperBook pb2 = new PaperBook("5", "Mike", 8.99, 3.5, 6, 8.9);
PaperBook pb3 = new PaperBook("6", "Sarah", 7.5, 3.5, 7, 6.5);
books.Add(pb1);
books.Add(pb2);
books.Add(pb3);
}
//This function should display all the books that use the Idownloadable interface
public static void displayIdownloadable(List <Book> books)
{
foreach (Book e in books)
{
if (e is Idownloadable)
{
Ebook ej = (Ebook)e;
Console.WriteLine(ej.printURL());
}
}
}
