예제 #1
0
        //  This public void will empty the rack of a given flavor.
        public void EmptyCanRackOf(string FlavorOfBinToBeEmptied)
        {
            Flavor flavorEnumeral = FlavorOps.ToFlavor(FlavorOfBinToBeEmptied);

            Debug.WriteLine("Emptying can rack of flavor {0}", FlavorOfBinToBeEmptied);
            rack[flavorEnumeral] = EMPTYBIN;
        }
예제 #2
0
        // OPTIONAL – return true if the rack is empty of a specified flavor
        // false otherwise
        public Boolean IsEmpty(string FlavorOfBinToBeChecked)
        {
            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);
        }
예제 #3
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 //  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 from the rack", FlavorOfCanToBeRemoved, DUMMYARGUMENT);
         // convert the string Flavor into the appropriate Flavor value
         Flavor flavorEnumeral = FlavorOps.ToFlavor(FlavorOfCanToBeRemoved);
         rack[flavorEnumeral]--;
     }
 }
예제 #4
0
 //  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]++;
     }
 }
예제 #5
0
        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)
                {
                    Coin coinInserted = null;
                    while (coinInserted == null)
                    {
                        try
                        {
                            // get the coin inserted
                            string coinNameInserted = Console.ReadLine().ToUpper();
                            coinInserted = new Coin(coinNameInserted);
                        }
                        catch (System.ArgumentException)
                        {
                            Console.WriteLine("That's not a recognized coin. Please retry.");
                        }
                    }
                    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)
                {
                    Flavor  flavorEnumeral = Flavor.REGULAR;
                    Boolean flavorChosen   = false;
                    Console.Write("What flavor would you like? : ");
                    while (!flavorChosen)
                    {
                        try
                        {
                            // get the flavor request
                            string flavorName = Console.ReadLine().ToUpper();
                            // Well, this used to be trouble.
                            flavorEnumeral = FlavorOps.ToFlavor(flavorName);
                            flavorChosen   = true;
                        }
                        catch (System.ArgumentException)
                        {
                            Console.WriteLine("That's not a recognized flavor. Please retry.");
                        }
                        catch (VENDBADFLAVORException ve)
                        {
                            Console.WriteLine(ve.Message);
                            Console.WriteLine("Please retry");
                        }
                    }

                    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);
        }