public static void BuyDelete()
{
bool Confirmresult = true;
int UpdateOption = 0;
String del;
Book book = new Book();
BuyDetails buy = new BuyDetails();
Console.WriteLine("Enter BookId to be deleted");
do
{
del = Console.ReadLine();
while (!int.TryParse(del, out UpdateOption))
{
Console.WriteLine("This is not a number!");
del = Console.ReadLine();
}
foreach (BuyDetails matchId in buyList)
{
if (matchId.buyBookId == UpdateOption)
{
Confirmresult = false;
foreach (Book SearchId in bookList)
{
if (SearchId.bookId == matchId.buyBookId)
{
SearchId.bookCount += matchId.buyCount;
}
}
}
else
{
Console.WriteLine("Book id {0} not found", UpdateOption);
}
}
buyList.RemoveAll(idel => idel.buyBookId == UpdateOption);
} while (Confirmresult == true);
Console.WriteLine("Updated cart");
DisplayBuyList.Displaylist1();
}
public static void BuyContinue()
{
DisplayArchive.Displaylist();
Book book = new Book();
BuyDetails buy = new BuyDetails();
Console.WriteLine("Select Book Id you want to shop");
buy.buyBookId = int.Parse(Console.ReadLine());
Console.Write("Number of Books : ");
buy.buyCount = int.Parse(Console.ReadLine());
if (bookList.Exists(x => x.bookId == buy.buyBookId))
{
foreach (Book searchId in bookList)
{
if (searchId.bookId == buy.buyBookId)
{
if (searchId.bookCount >= searchId.bookCount - buy.buyCount && searchId.bookCount - buy.buyCount >= 0)
{
searchId.bookCount = searchId.bookCount - buy.buyCount;
buy.buyBookname = searchId.bookName;
buy.buyBookPrice = searchId.bookPrice;
}
else
{
Console.WriteLine("Only {0} books are found", searchId.bookCount);
break;
}
buyList.Add(buy);
}
}
}
else
{
Console.WriteLine("Book id {0} not found", buy.buyBookId);
}
Console.WriteLine("");
DisplayBuyList.Displaylist1();
}
public static void BuyEdit()
{
bool Confirmresult = true;
bool result = true;
int UpdateOption = 0;
int UpdateQuantity = 0;
String edit;
String qty;
Book book = new Book();
BuyDetails buy = new BuyDetails();
Console.WriteLine("Enter BookId to be deleted");
do
{
edit = Console.ReadLine();
while (!int.TryParse(edit, out UpdateOption))
{
Console.WriteLine("This is not a number!");
edit = Console.ReadLine();
}
foreach (BuyDetails searchId in buyList)
{
if (searchId.buyBookId == UpdateOption)
{
Console.WriteLine("Enter the Qty you want edit");
do
{
qty = Console.ReadLine();
while (!int.TryParse(qty, out UpdateQuantity))
{
Console.WriteLine("This is not a number!");
}
if (UpdateQuantity > 0)
{
foreach (Book matchId in bookList)
{
if (matchId.bookId == searchId.buyBookId)
{
if (UpdateQuantity <= matchId.x)
{
searchId.buyCount = UpdateQuantity;
matchId.bookCount = matchId.x - UpdateQuantity;
DisplayBuyList.Displaylist1();
result = false;
}
else
{
Console.WriteLine("Only {0} books are found", matchId.x);
Console.WriteLine("Re-Enter Quantity");
}
}
}
}
} while (result == true);
}
else
{
Console.WriteLine("Book id {0} not found", UpdateOption);
}
}
} while (Confirmresult == true);
}
static void Main(string[] args)
{
Console.Write("\t\t\t\t\t\tWelcome To HigginBothams!!!\n" + "Login\n");
Console.Write("Enter Username:\n");
string username = Console.ReadLine();
Console.Write("Enter password:\n");
string password = Console.ReadLine();
int noofbooks = 4;
if ((username == "user1") && (password == "pass1"))
{
bool close = true;
while (close)
{
Console.WriteLine("\nList:\n" +
"1)Display books\n" +
"2)Buy book\n" +
"3)Search book\n" +
"4)Proceed To Cart\n" +
"5)Add book\n" +
"6)Delete book\n" +
"7)Close\n\n");
Console.Write("Choose your option from List :");
int option = int.Parse(Console.ReadLine());
if (option == 1)
{
DisplayArchive.Displaylist();
}
else if (option == 2)
{
BuyBook.Buy();
}
else if (option == 3)
{
SearchBook.SearchBook1();
}
else if (option == 4)
{
DisplayBuyList.Displaylist1();
close = false;
}
else if (option == 5)
{
noofbooks = noofbooks + 1;
AddBook.GetBook(noofbooks);
}
else if (option == 6)
{
DeleteBook.RemoveBook();
}
else if (option == 7)
{
Console.WriteLine("Thank you");
close = false;
Console.Clear();
Environment.Exit(0);
}
else
{
Console.WriteLine("Invalid option\nRetry !!!");
}
}
}
else
{
Console.WriteLine("Invalid username or password");
}
Console.ReadLine();
}
