//Cancle coin transaction
public void CancelTransaction(Customer customer)
{
//soda machine returns coins from hopper in
foreach (Coin coin in hopperIn.ToList())
{
customer.wallet.coins.Add(coin);
hopperIn.Remove(coin);
}
Console.WriteLine($"The soda machine register now contains {Verification.CountMoney(register),2:C2}");
customer.DisplayContents(customer.backpack);
customer.DisplayContents(customer.wallet);
}
//Display "state" of simulation. (how objects change throughout transaction process
public void DisplayAllStats()
{
Console.WriteLine("\nPress enter to display all current simulation statistics: ");
Console.ReadLine();
Console.Clear();
Console.WriteLine("Soda machine:" +
$"\n{sodaMachine.inventory.Count} cans in inventory" +
$"\n{sodaMachine.register.Count} coins in register totalling {Verification.CountMoney(sodaMachine.register):C2}" +
$"\n{sodaMachine.CardPaymentBalance:C2} in card credits.\n");
Console.WriteLine("Customer:" +
$"\nCard balance of {customer.wallet.card.AvailableFunds:C2}" +
$"\nWallet contains {Verification.CountMoney(customer.wallet.coins):C2}");
customer.DisplayContents(customer.backpack);
}
// member methods
public void RunSimulation()
{
// Choose card or coin
string paymentMethod = UserInterface.ChoosePaymentMethod();
string userSelection = "0";
if (paymentMethod == "1")
{
Console.Clear();
//display available funds
customer.InsertPayment(customer.wallet.card);
//pick soda
userSelection = UserInterface.MakeSelection(sodaMachine, paymentMethod);
//check funds are available
bool canCompleteTransaction = sodaMachine.ProcessTransaction(userSelection, customer);
if (canCompleteTransaction)
{
double sodaCost = Math.Round(SodaMachine.GetSodaCost(userSelection), 2);
sodaMachine.CompleteTransaction(customer, sodaCost, userSelection);
}
else // Funds not available
{
sodaMachine.CancelTransaction();
}
}
else
{
//User can enter more money
while (userSelection == "0")
{
//Insert coin into hopper
customer.InsertPayment(sodaMachine);
double moneyInHopper = Math.Round(Verification.CountMoney(sodaMachine.hopperIn), 2); // Count money in hopper
Console.Clear();
Console.WriteLine($"Money inserted: {moneyInHopper:C2}\n"); // Display money in hopper
//Choose soda OR enter more money
userSelection = UserInterface.MakeSelection(sodaMachine, paymentMethod);
} // Break once user chooses soda
bool canCompleteTransaction = sodaMachine.ProcessTransaction(userSelection);
if (canCompleteTransaction) // If adequate amount of money passed in
{
sodaMachine.CompleteTransaction(customer, userSelection);
}
else // If inadequate amount of money passed in
{
sodaMachine.CancelTransaction(customer);
}
}
}
//Complete coin transaction
public void CompleteTransaction(Customer customer, string userSelection)
{
//soda machine takes coins from hopper
foreach (Coin coin in hopperIn.ToList())
{
register.Add(coin);
hopperIn.Remove(coin);
}
Console.WriteLine($"The soda machine register now contains {Verification.CountMoney(register),2:C2}");
//Soda machine puts soda in backpack
customer.backpack.cans.Add(DispenseSoda(userSelection));
customer.DisplayContents(customer.backpack);
//soda machine gives change
foreach (Coin coin in hopperOut.ToList())
{
customer.wallet.coins.Add(coin);
hopperOut.Remove(coin);
}
customer.DisplayContents(customer.wallet);
}
// member methods
//Need to display customer contents (wallet)
public void DisplayContents(Wallet wallet)
{
double amountInWallet = Math.Round(Verification.CountMoney(wallet.coins), 2);
Console.WriteLine($"You have {amountInWallet:C2} in coins in your wallet.");
int numberOfQuarters = 0;
int numberOfDimes = 0;
int numberOfNickels = 0;
int numberOfPennies = 0;
if (wallet.coins.Count == 0)
{
Console.WriteLine("You have no coins in your wallet.");
}
else
{
foreach (Coin coin in wallet.coins)
{
switch (coin.name)
{
case "Quarter":
numberOfQuarters++;
break;
case "Dime":
numberOfDimes++;
break;
case "Nickel":
numberOfNickels++;
break;
case "Penny":
numberOfPennies++;
break;
}
}
Console.WriteLine($"Your wallet contains {numberOfQuarters} quarters, {numberOfDimes} dimes, {numberOfNickels} nickels, and {numberOfPennies} pennies.");
}
}
// COIN TRANSACTIONS //
//Process coin transaction
public bool ProcessTransaction(string userInput)
{
bool canCompleteTransaction;
//tally coins in hopper
double moneyInHopper = Math.Round(Verification.CountMoney(hopperIn), 2);
//get soda cost
double sodaCost = Math.Round(GetSodaCost(userInput), 2);
if (sodaCost > moneyInHopper)
{
Console.WriteLine("\nTransaction cannot be completed - inadequate funds.");
canCompleteTransaction = false;
}
else if (sodaCost == moneyInHopper)
{
Console.WriteLine("\nTransaction complete, no change due!");
canCompleteTransaction = true;
}
else
{
//Calculate change for user
double changeDue = Math.Round(moneyInHopper - sodaCost, 2);
//Checks if exact change can be given to user
bool canGiveExactChange = DispenseChange(changeDue);
if (canGiveExactChange == true)
{
Console.WriteLine("\nTransaction complete, pleace collect your change!");
canCompleteTransaction = true;
}
else
{
Console.WriteLine("\nTransaction cannot be completed - exact change unavailable.");
canCompleteTransaction = false;
}
}
return(canCompleteTransaction);
}