public void AddCustomer(AbstCustomer c)
{
if (!IsCustomer(c))
{
library.Customers.Add(c);
addEvent("Added customer " + c.Id);
}
}
public void RemoveCustomer(AbstCustomer c)
{
if (IsCustomer(c))
{
addEvent("Removed customer " + c.Id);
library.Customers.Remove(c);
}
}
public int TotalPenalty(AbstCustomer c)
{
int penalty = 0;
foreach (AbstBook b in c.Borrowed)
{
penalty += BookPenalty(b);
}
return(penalty);
}
public void Return(AbstCustomer c)
{
addEvent("Returning books", c);
Pay(c);
foreach (AbstBook b in c.Borrowed)
{
AddToStock(b);
}
c.Borrowed.Clear();
}
public void addEvent(String s, AbstCustomer c)
{
library.addEvent(s + " by " + c.Id);
int size = library.Events.Count();
library.Events[size - 1].GetInvoice.Books = new List <AbstBook>(c.Borrowed);
//AbstEvent anEvent = new Event(s + " by " + c.Id);
//AbstInvoice anInvoice = new Invoice();
//anEvent.GetInvoice = anInvoice;
//anEvent.GetInvoice.Books = new List<AbstBook>(c.Borrowed);
//library.Events.Add(anEvent);
}
public bool AddToBasket(AbstCustomer c, AbstBook b)
{
if (IsCustomer(c) && IsInStock(b))
{
c.Basket.Add(b);
RemoveFromStock(b);
addEvent("Added to basket of " + c.Id + " book " + b.Id);
return(true);
}
else
{
return(false);
}
}
public bool Borrow(AbstCustomer c)
{
if (c.MoneyInCents > 0)
{
foreach (AbstBook b in c.Basket)
{
b.ReturnDate = DateTime.Today.AddDays(14);
c.Borrowed.Add(b);
}
addEvent("Borrowing books", c);
c.Basket.Clear();
return(true);
}
else
{
return(false);
}
}
public void AddFunds(AbstCustomer c, int moneyInCents)
{
c.MoneyInCents += moneyInCents;
addEvent("Added " + moneyInCents + " cents to account of " + c.Id);
}
public bool IsCustomer(AbstCustomer c)
{
return(library.Customers.Contains(c) ? true : false);
}
public void Pay(AbstCustomer c)
{
c.MoneyInCents -= TotalPenalty(c);
}
