private void PayBill(Bill b) {
// Bill b = bills.get(0);
if (cashTotal >= (b.price * b.orderedSize)) {
cashTotal -= b.price * b.orderedSize;
b.market.msgPayment(b.price * b.orderedSize);
b.state = Bill.BillState.done;
} else {
log.add(new LoggedEvent("Don't have enough money to pay"));
Do(
"I don't have enough money to pay to the "
+ b.market
+ " for the order "
+ b.food
+ " [extra creidt]");
b.state = Bill.BillState.unPaid;
}
}
private void returnChange(Check c) {
int twentyDollar = 0;
int tenDollar = 0;
int fiveDollar = 0;
int oneDollar = 0;
int coins = 0;
if (c.cash.totalAmount() >= c.price) {
cashTotal += c.price;
double change = c.cash.totalAmount() - c.price;
Cash Change;
twentyDollar = (int) change / 20;
change -= 20 * twentyDollar;
tenDollar = (int) change / 10;
change -= 10 * tenDollar;
fiveDollar = (int) change / 5;
change -= 5 * fiveDollar;
oneDollar = (int) change / 1;
change -= 1 * oneDollar;
coins = (int) (100 * ((double) (change) + 0.0001));
Change = new Cash(twentyDollar, tenDollar, fiveDollar, oneDollar, coins);
Do("Change is " + dFormat.format(Change.totalAmount()));
c.customer.msgChange(Change);
} else {
cashTotal += c.cash.totalAmount();
}
checks.remove(c);
// check bills if cashier earns money
double sum = 0;
for (Bill b : bills) {
if (b.state == Bill.BillState.unPaid) {
sum += (b.price * b.orderedSize);
if (cashTotal >= sum) {
log.add(new LoggedEvent("Now have enough money to pay"));
Do("I can now pay to the " + b.market + " for the order " + b.food + " [extra creidt]");
b.state = Bill.BillState.nothing;
} else {
break;
}
}
}
}
/** Scheduler. Determine what action is called for, and do it. */
public boolean pickAndExecuteAnAction() {
synchronized (checks) {
if (!checks.isEmpty()) {
for (int i = 0; i < checks.size(); i++) {
if (checks.get(i).state == Check.CheckState.nothing) {
checks.get(i).state = Check.CheckState.computing;
ComputeBill(checks.get(i));
return true;
} else if (checks.get(i).state == Check.CheckState.doneComputing) {
giveCheckToWaiter(checks.get(i));
return true;
} else if (checks.get(i).state == Check.CheckState.receivedCash) {
checks.get(i).state = Check.CheckState.paid;
returnChange(checks.get(i));
// checks.remove(i);
return true;
}
}
}
}
synchronized (pendingChecks) {
if (!pendingChecks.isEmpty()) {
for (Check chk : pendingChecks) {
checks.add(chk);
}
pendingChecks.clear();
return true;
}
}
synchronized (bills) {
if (!bills.isEmpty()) {
for (Bill b : bills) {
if (b.state == Bill.BillState.nothing) {
b.state = Bill.BillState.inProcess;
PayBill(b);
return true;
} else if (b.state == Bill.BillState.done) {
bills.remove(b);
return true;
}
}
}
}
return false;
}
