public void ViewBooks(List <Book> books)
{
int sno = 1;
Console.BackgroundColor = ConsoleColor.White;
Console.ForegroundColor = ConsoleColor.DarkBlue;
Console.WriteLine(" Id\tPrice\t\tName\t\t\t\t\t ");
Console.WriteLine("-----------------------------------------------------------------");
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.White;
foreach (Book bookItem in books)
{
if (Convert.ToInt32(bookItem.GetPrice()) == 0)
{
Console.WriteLine(" " + sno + "\t" + "Free" + "\t\t" + bookItem.GetName());
}
else
{
Console.WriteLine(" " + sno + "\t" + bookItem.GetPrice() + "\t\t" + bookItem.GetName());
}
Console.WriteLine("-----------------------------------------------------------------");
sno++;
}
while (true)
{
Console.Write("Enter Id to View Book or ");
Console.BackgroundColor = ConsoleColor.DarkBlue;
Console.WriteLine("'Press 0 to go back on main menu'");
Console.ResetColor();
try
{
int id = Convert.ToInt32(Console.ReadLine());
if (id == 0)
{
Console.Clear();
ShowMenu();
SelectOption();
break;
}
else
{
Console.BackgroundColor = ConsoleColor.White;
Console.ForegroundColor = ConsoleColor.DarkBlue;
Console.WriteLine("\t\t\tBook Information\t\t\t ");
Console.WriteLine("-----------------------------------------------------------------");
Console.ResetColor();
int bookId = --id;
Book _book = books[bookId];
Console.WriteLine(_book.ToString());
Console.BackgroundColor = ConsoleColor.DarkYellow;
Console.ForegroundColor = ConsoleColor.White;
Console.WriteLine("\n Press 1 to add book to cart or 2 to view author(s) details");
Console.ResetColor();
int opt = Convert.ToInt32(Console.ReadLine());
if (opt == 1)
{
try
{
Console.Write("Enter Quantity : ");
int qty = Convert.ToInt32(Console.ReadLine());
if (qty <= 0)
{
throw new Exception();
}
AddItem(_book, qty);
Console.WriteLine("\nYou have (" + user.GetShoppingCartBooks().Length + ") Items in your cart.\n");
}
catch (Exception)
{
Console.WriteLine("Invalid qty");
}
}
else
{
ViewAuthors(_book.GetAuthors());
}
}
}
catch (Exception)
{
Console.WriteLine("Invalid Input...Try again!!");
}
}
}