public void AddBook(Book Book, int Copies)
{
if (BookCollection.ContainsKey(Book))
{
Console.WriteLine($"Book {Book} is allready in the collection of {Name}.");
return;
}
BookCollection.Add(Book, new BookStock(Copies));
}
public bool SearchBook(Book aBook, out int availableCopies)
{
if (BookCollection.ContainsKey(aBook))
{
availableCopies = BookCollection[aBook].AvailableBooks;
return(true);
}
availableCopies = 0;
return(false);
}
public string Rent(Book aBook, Person aPerson)
{
if (BookCollection.ContainsKey(aBook))
{
if (isMember(aPerson))
{
if (BookCollection[aBook].AvailableBooks > 0)
{
Rentals.Add(new Rental(aBook, aPerson));
BookCollection[aBook].AvailableBooks--;
return($"Here is your book. Please remember to bring it back in 10 days!");
}
return($"Sorry we have not any copies available.");
}
return($"Sorry, {aPerson} is not a member of our library.");
}
return($"{aBook} is not in our collection.");
}
public string Return(Book aBook, Person aPerson)
{
if (BookCollection.ContainsKey(aBook))
{
if (isMember(aPerson))
{
foreach (Rental rental in Rentals)
{
if (rental.Renter.Equals(aPerson) && rental.RentedBook.Equals(aBook) && !rental.isCompleted)
{
rental.ReturnBook();
BookCollection[aBook].AvailableBooks++;
return($"Thank you for returning the book!");
}
}
return($"Sorry, according to our records you have not rented this book.");
}
return($"Sorry, {aPerson} is not a member of our library.");
}
return($"{aBook} is not in our collection.");
}
