public bool Borrow(int bookId, int borrowerId, string borrowerEmail, BorrowerType userType)
{
var book = bookList.FirstOrDefault(h => h.Id == bookId);
if (book.Type == BookType.Fiction && MaxLimitFiction(borrowerId, userType))
{
return(false);
}
if (book.Type == BookType.Reserve && MaxLimitReserved(borrowerId, userType))
{
return(false);
}
if (book.Type != BookType.Reserve && book.Type != BookType.Fiction && MaxLimitOthers(borrowerId, userType))
{
return(false);
}
if (book.Status == BookStatus.Available)
{
book.Status = BookStatus.Borrowed;
book.BorrowerId = borrowerId;
book.BorrowerEmail = borrowerEmail;
book.Due = GetDueDate(bookId);
SaveBooks();
return(true);
}
else
{
return(false);
}
}
public bool MaxLimitFiction(int borrowerId, BorrowerType userType)
{
int BorrowedFiction = bookList.Where(h => h.BorrowerId == borrowerId && h.Type == BookType.Fiction).Count();
if (BorrowedFiction < 3)
{
return(false);
}
else
{
return(true);
}
}
public bool MaxLimitOthers(int borrowerId, BorrowerType userType)
{
int BorrowedOthers = bookList.Where(h => h.BorrowerId == borrowerId && h.Type != BookType.Reserve && h.Type != BookType.Fiction).Count();
if (BorrowedOthers < 5 && userType == BorrowerType.Faculty)
{
return(false);
}
else if (BorrowedOthers < 3 && userType != BorrowerType.Faculty)
{
return(false);
}
else
{
return(true);
}
}
public bool MaxLimitReserved(int borrowerId, BorrowerType userType)
{
int BorrowedReserved = bookList.Where(h => h.BorrowerId == borrowerId && h.Type == BookType.Reserve).Count();
if (BorrowedReserved < 1 && userType == BorrowerType.Student)
{
return(false);
}
else if (BorrowedReserved < 2 && userType != BorrowerType.Student)
{
return(false);
}
else
{
return(true);
}
}
