public void RemoveChangeFromMachine(double returnChange)
{
while (returnChange > 0.001 && sodaMachine.register.Count > 0)
{
while (returnChange >= 0.25)
{
for (int i = 0; i < sodaMachine.register.Count; i++)
{
if (sodaMachine.register[i].name == "Quarter")
{
Coin coinReturnToWallet = sodaMachine.register[i];
string coinName = sodaMachine.register[i].name;
sodaMachine.register.RemoveAt(i);
simulatedCoin.Add(coinReturnToWallet);
returnChange -= sodaMachine.register[i].Value;
returnChange = Math.Round(returnChange, 2);
}
}
}
while (returnChange >= 0.10)
{
for (int i = 0; i < sodaMachine.register.Count; i++)
{
if (sodaMachine.register[i].name == "Dime" && returnChange >= 0.10)
{
Coin coinReturnToWallet = sodaMachine.register[i];
string coinName = sodaMachine.register[i].name;
sodaMachine.register.RemoveAt(i);
simulatedCoin.Add(coinReturnToWallet);
returnChange -= sodaMachine.register[i].Value;
returnChange = Math.Round(returnChange, 2);
}
}
}
while (returnChange >= 0.05)
{
for (int i = 0; i < sodaMachine.register.Count; i++)
{
if (sodaMachine.register[i].name == "Nickel" && returnChange >= 0.05)
{
Coin coinReturnToWallet = sodaMachine.register[i];
string coinName = sodaMachine.register[i].name;
sodaMachine.register.RemoveAt(i);
simulatedCoin.Add(coinReturnToWallet);
returnChange -= sodaMachine.register[i].Value;
returnChange = Math.Round(returnChange, 2);
}
}
}
while (returnChange > 0.01)
{
for (int i = 0; i < sodaMachine.register.Count; i++)
{
if (sodaMachine.register[i].name == "Penny" && returnChange >= 0.001)
{
Coin coinReturnToWallet = sodaMachine.register[i];
string coinName = sodaMachine.register[i].name;
sodaMachine.register.RemoveAt(i);
simulatedCoin.Add(coinReturnToWallet);
returnChange -= sodaMachine.register[i].Value;
returnChange = Math.Round(returnChange, 2);
}
}
}
}
}
public void MasterMethod()
{
bool hasSoda = false;
bool hasPaid = false;
string selectedSoda = UserInterface.SelectSodaToBuy();
UserInterface.DisplaySodaCost(selectedSoda);
string changeSelected = UserInterface.SelectChange();
double valueOfCoin = CheckHowMuchMoneyEntered(changeSelected);
double amountLeftToPay = ComparePaidCost(selectedSoda, valueOfCoin);
hasPaid = CheckIfPaid(amountLeftToPay);
while (hasPaid == true)
{
hasSoda = CheckIfSodaStocked(selectedSoda);
if (hasSoda == true)
{
double returnChange = CheckIfNegative(amountLeftToPay);
RemoveChangeFromMachine(returnChange);
bool willDispense = SimulatedCompareToActual(returnChange);
MoveCoinFromSimulatedToMachine();
if (willDispense == true)
{
DispenseSoda(selectedSoda);
hasPaid = true;
}
else
{
GiveFullPaymentBack(amountLeftToPay, selectedSoda);
}
}
break;
}
while (hasPaid == false)
{
amountLeftToPay = ComparePaidCost(selectedSoda, valueOfCoin);
Coin payment = customer.RemoveChange(changeSelected);
SimulatePaymentTotal(payment);
if (amountLeftToPay <= 0)
{
hasSoda = CheckIfSodaStocked(selectedSoda);
if (hasSoda == true)
{
double returnChange = CheckIfNegative(amountLeftToPay);
RemoveChangeFromMachine(returnChange);
bool willDispense = SimulatedCompareToActual(returnChange);
MoveCoinFromSimulatedToMachine();
if (willDispense == true)
{
DispenseSoda(selectedSoda);
hasPaid = true;
}
else
{
GiveFullPaymentBack(amountLeftToPay, selectedSoda);
}
}
else
{
GiveFullPaymentBack(amountLeftToPay, selectedSoda);
}
}
else
{
UserInterface.DisplayOutstandingPayment(amountLeftToPay);
bool hasMoney = UserInterface.AskIfHaveMoreMoneyToAdd();
if (hasMoney == true)
{
string continueTransaction = UserInterface.TakeUserInputForContinue();
if (continueTransaction == "1")
{
changeSelected = UserInterface.SelectChange();
valueOfCoin = CheckHowMuchMoneyEntered(changeSelected);
payment = customer.RemoveChange(changeSelected);
SimulatePaymentTotal(payment);
amountLeftToPay = FinishRemainingBalance(amountLeftToPay, valueOfCoin);
double returnChange = CheckIfNegative(amountLeftToPay);
MoveCoinFromSimulatedToMachine();
RemoveChangeFromMachine(returnChange);
bool willDispense = SimulatedCompareToActual(returnChange);
if (willDispense == true)
{
DispenseSoda(selectedSoda);
hasPaid = true;
}
else
{
GiveFullPaymentBack(amountLeftToPay, selectedSoda);
}
}
else
{
GiveFullPaymentBack(amountLeftToPay, selectedSoda);
}
}
}
break;
}
}
public void ReturnChangeToMachine(Coin coinReturnToMachine)
{
sodaMachine.register.Add(coinReturnToMachine);
}
public void SimulatePaymentTotal(Coin payment)
{
simulatedCoin.Add(payment);
}
public void ReturnChangeToWallet(Coin coinReturnToWallet)
{
customer.wallet.coins.Add(coinReturnToWallet);
}