public override bool CanBorrow(Library_Item li)
{
//method to check whether faculty member can borrow library item
bool borrow = false;
//library item could be book or journal, need to get type of a certain item.
if (li.GetType() == typeof(Book))
{
// staff can only borrow up to four books and the item must available.
if (BooksCount <= FacBookMax && li.isAvailable())
{
borrow = true;
}
}
if (li.GetType() == typeof(Journal))
{
//staff can only borrow up to two journals and the journal must available.
if (JournalsCount <= FacJournalMax && li.isAvailable())
{
borrow = true;
}
}
return(borrow);
}
private DateTime myDueDate; //the item’s due date
public Loan(Library_Item li, DateTime bdate, DateTime rdate)
{
//set the construct
myItem = li;
myDateBorrowed = bdate;
myDueDate = rdate;
}
//method to find the library item from the list of borrowed items
public Loan findBorrowedItem(Library_Item li)
{
Loan aitem = null;
foreach (Loan theitem in myItems)
{
if (theitem.Item.Equals(li))
{
aitem = theitem;
}
}
return(aitem);
}
public override bool CanBorrow(Library_Item li)
{
//method to check whether student can borrow library item
bool borrow = false;
if (li.GetType() == typeof(Book))
{
//student can only borrow up to two book and it must be available
if (BookCount <= StudentBookMax && li.isAvailable())
{
borrow = true;
}
}
return(borrow);
}
public Library_Item findItem(int callnum)
{
//find an item based on call number
Library_Item anitem = null;
//if two call number equals then it is the same one
foreach (Library_Item theitem in myItems)
{
if (theitem.CallNum.Equals(callnum))
{
anitem = theitem;
}
}
return(anitem);
}
public override void removeBorrowedItem(Library_Item bItem)
{
//method to remove borrowed item
ItemsBorrowed.Remove(findBorrowedItem(bItem));
}
//abstract method to remove borrowed item from the list public abstract void removeBorrowedItem(Library_Item bItem);
private static int nextID = 1000; //variable used to generate unique ID
//abstract method to check whether member is allowed to borrow library item
public abstract bool CanBorrow(Library_Item li);
