// OPTIONAL – return true if the rack is empty of a specified flavor
// false otherwise
public Boolean IsEmpty(string FlavorOfBinToBeChecked)
{
FlavorOfBinToBeChecked = FlavorOfBinToBeChecked.ToUpper();
Debug.WriteLine("Checking if can rack is empty of flavor {0}", FlavorOfBinToBeChecked, DUMMYARGUMENT);
// convert the string Flavor into the appropriate int value
Flavor flavorEnumeral = FlavorOps.ToFlavor(FlavorOfBinToBeChecked);
return(rack[flavorEnumeral] == EMPTYBIN);
}
// This method will remove a can of the specified flavor from the rack.
public void RemoveACanOf(string FlavorOfCanToBeRemoved)
{
FlavorOfCanToBeRemoved = FlavorOfCanToBeRemoved.ToUpper();
if (IsEmpty(FlavorOfCanToBeRemoved))
{
Debug.WriteLine("*** Failed attempt to remove a can of {0} from an empty rack", FlavorOfCanToBeRemoved, DUMMYARGUMENT);
}
else
{
Debug.WriteLine("removing a can of {0} flavored soda to the rack", FlavorOfCanToBeRemoved, DUMMYARGUMENT);
// convert the string Flavor into the appropriate Flavor value
Flavor flavorEnumeral = FlavorOps.ToFlavor(FlavorOfCanToBeRemoved);
rack[flavorEnumeral]--;
}
}
// This method adds a can of the specified flavor to the rack.
public void AddACanOf(string FlavorOfCanToBeAdded)
{
FlavorOfCanToBeAdded = FlavorOfCanToBeAdded.ToUpper();
if (IsFull(FlavorOfCanToBeAdded))
{
Debug.WriteLine("*** Failed attempt to add a can of {0} to a full rack", FlavorOfCanToBeAdded, DUMMYARGUMENT);
}
else
{
Debug.WriteLine("adding a can of {0} flavored soda to the rack", FlavorOfCanToBeAdded, DUMMYARGUMENT);
// convert the string Flavor into the Flavor value
Flavor flavorEnumeral = FlavorOps.ToFlavor(FlavorOfCanToBeAdded);
rack[flavorEnumeral]++;
}
}
static void Main(string[] args)
{
PurchasePrice sodaPrice = new PurchasePrice(0.35M);
CanRack sodaRack = new CanRack();
CoinBox changeBox = new CoinBox(new List <Coin> {
new Coin(Coin.Denomination.QUARTER), new Coin(Coin.Denomination.DIME),
new Coin(Coin.Denomination.NICKEL), new Coin(Coin.Denomination.QUARTER),
new Coin(Coin.Denomination.QUARTER), new Coin(Coin.Denomination.DIME)
});
Console.WriteLine("Welcome to the .NET C# Soda Vending Machine");
Boolean timeToExit = false;
do
{
sodaRack.DisplayCanRack();
Console.Write("Please insert {0:c} worth of coins: ", sodaPrice.PriceDecimal);
decimal totalValueInserted = 0M;
while (totalValueInserted < sodaPrice.PriceDecimal)
{
// get the coin inserted
string coinNameInserted = Console.ReadLine().ToUpper();
Coin coinInserted = new Coin(coinNameInserted);
Console.WriteLine("You have inserted a {0} worth {1:c}", coinInserted, coinInserted.ValueOf);
changeBox.Deposit(coinInserted);
// running total of the value of the coins inserted
totalValueInserted += coinInserted.ValueOf;
Console.WriteLine("Total value inserted is {0:c}", totalValueInserted);
}
// select a flavor of soda
Boolean canDispensed = false;
while (!canDispensed)
{
Console.Write("What flavor would you like? : ");
string flavorName = Console.ReadLine().ToUpper();
// Well, this used to be trouble.
Flavor flavorEnumeral = FlavorOps.ToFlavor(flavorName);
if (!sodaRack.IsEmpty(flavorEnumeral))
{
sodaRack.RemoveACanOf(flavorEnumeral);
Console.WriteLine("Thanks, here is your can of {0}.", flavorEnumeral);
canDispensed = true;
}
else
{
Console.WriteLine("We are out of {0}", flavorEnumeral);
}
}
Console.Write("Exit the vending machine? (y/n): ");
string response = Console.ReadLine();
timeToExit = response.Trim().ToUpper().StartsWith("Y");
} while (!timeToExit);
Console.WriteLine("Contents of Coin Box:");
Console.WriteLine("{0}\tHalf Dollar(s)", changeBox.HalfDollarCount);
Console.WriteLine("{0}\tQuarter(s)", changeBox.QuarterCount);
Console.WriteLine("{0}\tDime(s)", changeBox.DimeCount);
Console.WriteLine("{0}\tNickel(s)", changeBox.NickelCount);
Console.WriteLine("{0}\tSlug(s)", changeBox.SlugCount);
Console.WriteLine();
Console.WriteLine("Total value in coin box is {0:c}", changeBox.ValueOf);
}
