// DrinkMachineSimulator.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <windows.h>
#include <string>
#include <iostream>
#include <iomanip>
using namespace std;

struct Machine
{
        string Name;
        double Cost;
        int Remaining;
};

void sodaMachine(int menuie, int NUM_SODIES,Machine sodies[]);

double totalsales = 1.00;       //machine has $1 default so it can give change
int menuChoice = 0;           //declares and initializes menuChoice to 0(default).

void setSodas(int NUM_SODIES,Machine sodies[])
{
        //sets the default sodas data
        sodies[0].Name = "Coke Cola";sodies[0].Cost = .75;sodies[0].Remaining = 20;
        sodies[1].Name = "A&W Root Beer";sodies[1].Cost = .75;sodies[1].Remaining = 20;
        sodies[2].Name = "Mountain Dew";sodies[2].Cost = .75;sodies[2].Remaining = 20;
        sodies[3].Name = "Sunkist Grape";sodies[3].Cost = .80;sodies[3].Remaining = 20;
        sodies[4].Name = "A&W Cream Soda";sodies[4].Cost = .80;sodies[4].Remaining = 20;
}
void buySoda(int menuie, int NUM_SODIES,Machine sodies[])
{
    double inserted, change;

   if(menuie == 1)                                                                                     //tests for option 1 selection
           {
                    system("cls");                                                                                  //resets screen
                    cout<<"You have selected "<<sodies[0].Name<<".\n";

            if(sodies[0].Remaining = 0)
                {
                    cout<<endl;
                    cout<<"SOLD OUT! Please make a new selection.\n";
                    system("pause");
                    system("cls");
                    sodaMachine(menuie,NUM_SODIES,sodies);
                }
                      cout<<"Please Enter "<<sodies[0].Cost<<".\n";
                      cout<<"(Machine does not accept more than $1.00 at once.)\n";
                      cout<<"Amount Entered: $";
                      cin>>inserted;

                        if(inserted < 0 || inserted > 1.00)
                        {
                            cout<<"You have entered an incorrect amount, Please try again.\n";
                            cout<<endl;
                            system("pause");
                            system("cls");
                            sodaMachine(menuie,NUM_SODIES,sodies);
                        }
                            if(inserted < sodies[0].Cost)
                            {
                                cout<<"I'm sorry, but you have inserted an insufficient amount.\n";
                                cout<<"***Returns change of "<<inserted<<".\n";
                                cout<<endl;
                                system("pause");
                                system("cls");
                                sodaMachine(menuie,NUM_SODIES,sodies);
                            }
                                if(inserted == sodies[0].Cost)
                                {
                                    totalsales += inserted;
                                    inserted = 0.00;
                                    sodies[0].Remaining -= 1;
                                    cout<<endl;
                                    cout<<"Thank you for your purchase and enjoy your drink!\n";
                                    cout<<endl;
                                    system("pause");
                                    system("cls");
                                    sodaMachine(menuie,NUM_SODIES,sodies);
                                }
                                    if(inserted < 1.00 && inserted > sodies[0].Cost)
                                    {
                                        totalsales += inserted;
                                        change = inserted - sodies[0].Cost;
                                        inserted = 0.00;
                                        sodies[0].Remaining -= 1;
                                        cout<<endl;
                                        cout<<"Your Change: $"<<change<<".\n";
                                        change = 0;
                                        cout<<"Thank you for your purchase and enjoy your drink!\n";
                                        cout<<endl;
                                        system("pause");
                                        system("cls");
                                        sodaMachine(menuie,NUM_SODIES,sodies);
                                    }

                    sodaMachine(menuie,NUM_SODIES,sodies);

          }
    if(menuie == 2)                                                                             //tests for option 2 selection
              {
                                system("cls");                                                                          //refreshes screen
                       cout<<"You have selected "<<sodies[1].Name<<".\n";

                    if(sodies[1].Remaining == 0)
                    {
                        cout<<endl;
                        cout<<"SOLD OUT! Please make a new selection.\n";
                        system("pause");
                        system("cls");
                            sodaMachine(menuie,NUM_SODIES,sodies);
                    }

                    cout<<"Please Enter "<<sodies[1].Cost<<".\n";
                    cout<<"(Machine does not accept more than $1.00 at once.)\n";
                    cout<<"Amount Entered: $";
                    cin>>inserted;
                        if(inserted < 0 || inserted > 1.00)
                        {
                            cout<<"You have entered an incorrect amount, Please try again.\n";
                            cout<<endl;
                            system("pause");
                            system("cls");
                            sodaMachine(menuie,NUM_SODIES,sodies);
                        }
                            if(inserted < sodies[1].Cost)
                            {
                                cout<<"I'm sorry, but you have inserted an insufficient amount.\n";
                                cout<<"***Returns change of "<<inserted<<".\n";
                                cout<<endl;
                                system("pause");
                                system("cls");
                                sodaMachine(menuie,NUM_SODIES,sodies);
                            }
                                if(inserted == sodies[1].Cost)
                                {
                                    totalsales += inserted;
                                    inserted = 0.00;
                                    sodies[1].Remaining -= 1;
                                    cout<<endl;
                                    cout<<"Thank you for your purchase and enjoy your drink!\n";
                                    cout<<endl;
                                    system("pause");
                                    system("cls");
                                    sodaMachine(menuie,NUM_SODIES,sodies);
                                }
                                    if(inserted < 1.00 && inserted > sodies[1].Cost)
                                    {
                                        totalsales += inserted;
                                        change = inserted - sodies[1].Cost;
                                        inserted = 0.00;
                                        sodies[1].Remaining -= 1;
                                        cout<<endl;
                                        cout<<"Your Change: $"<<change<<".\n";
                                        change = 0;
                                        cout<<"Thank you for your purchase and enjoy your drink!\n";
                                        cout<<endl;
                                        system("pause");
                                        system("cls");
                                        sodaMachine(menuie,NUM_SODIES,sodies);
                                    }

                    sodaMachine(menuie,NUM_SODIES,sodies);

              }
      if(menuie == 3)                                                                     //tests for option 3 selection
                 {
                                        system("cls");                                                                  //refreshes screen
                                                                                                                          //resets screen
                       cout<<"You have selected "<<sodies[2].Name<<".\n";

                    if(sodies[2].Remaining == 0)
                    {
                        cout<<endl;
                        cout<<"SOLD OUT! Please make a new selection.\n";
                        system("pause");
                        system("cls");
                            sodaMachine(menuie,NUM_SODIES,sodies);
                    }

                    cout<<"Please Enter "<<sodies[2].Cost<<".\n";
                    cout<<"(Machine does not accept more than $1.00 at once.)\n";
                    cout<<"Amount Entered: $";
                    cin>>inserted;
                        if(inserted < 0 || inserted > 1.00)
                        {
                            cout<<"You have entered an incorrect amount, Please try again.\n";
                            cout<<endl;
                            system("pause");
                            system("cls");
                            sodaMachine(menuie,NUM_SODIES,sodies);
                        }
                            if(inserted < sodies[2].Cost)
                            {
                                cout<<"I'm sorry, but you have inserted an insufficient amount.\n";
                                cout<<"***Returns change of "<<inserted<<".\n";
                                cout<<endl;
                                system("pause");
                                system("cls");
                                sodaMachine(menuie,NUM_SODIES,sodies);
                            }
                                if(inserted == sodies[2].Cost)
                                {
                                    totalsales += inserted;
                                    inserted = 0.00;
                                    sodies[2].Remaining -= 1;
                                    cout<<endl;
                                    cout<<"Thank you for your purchase and enjoy your drink!\n";
                                    cout<<endl;
                                    system("pause");
                                    system("cls");
                                    sodaMachine(menuie,NUM_SODIES,sodies);
                                }
                                    if(inserted < 1.00 && inserted > sodies[2].Cost)
                                    {
                                        totalsales += inserted;
                                        change = inserted - sodies[2].Cost;
                                        inserted = 0.00;
                                        sodies[2].Remaining -= 1;
                                        cout<<endl;
                                        cout<<"Your Change: $"<<change<<".\n";
                                        change = 0;
                                        cout<<"Thank you for your purchase and enjoy your drink!\n";
                                        cout<<endl;
                                        system("pause");
                                        system("cls");
                                        sodaMachine(menuie,NUM_SODIES,sodies);
                                    }

                    sodaMachine(menuie,NUM_SODIES,sodies);

                  }
        if(menuie == 4)                                                             //tests for option 4 selection
                   {
                                                 system("cls");                                                                                  //resets screen
                       cout<<"You have selected "<<sodies[3].Name<<".\n";

                    if(sodies[3].Remaining == 0)
                    {
                        cout<<endl;
                        cout<<"SOLD OUT! Please make a new selection.\n";
                        system("pause");
                        system("cls");
                            sodaMachine(menuie,NUM_SODIES,sodies);
                    }

                    cout<<"Please Enter "<<sodies[3].Cost<<".\n";
                    cout<<"(Machine does not accept more than $1.00 at once.)\n";
                    cout<<"Amount Entered: $";
                    cin>>inserted;
                        if(inserted < 0 || inserted > 1.00)
                        {
                            cout<<"You have entered an incorrect amount, Please try again.\n";
                            cout<<endl;
                            system("pause");
                            system("cls");
                            sodaMachine(menuie,NUM_SODIES,sodies);
                        }
                            if(inserted < sodies[3].Cost)
                            {
                                cout<<"I'm sorry, but you have inserted an insufficient amount.\n";
                                cout<<"***Returns change of "<<inserted<<".\n";
                                cout<<endl;
                                system("pause");
                                system("cls");
                                sodaMachine(menuie,NUM_SODIES,sodies);
                            }
                                if(inserted == sodies[3].Cost)
                                {
                                    totalsales += inserted;
                                    inserted = 0.00;
                                    sodies[3].Remaining -= 1;
                                    cout<<endl;
                                    cout<<"Thank you for your purchase and enjoy your drink!\n";
                                    cout<<endl;
                                    system("pause");
                                    system("cls");
                                    sodaMachine(menuie,NUM_SODIES,sodies);
                                }
                                    if(inserted < 1.00 && inserted > sodies[3].Cost)
                                    {
                                        totalsales += inserted;
                                        change = inserted - sodies[3].Cost;
                                        inserted = 0.00;
                                        sodies[3].Remaining -= 1;
                                        cout<<endl;
                                        cout<<"Your Change: $"<<change<<".\n";
                                        change = 0;
                                        cout<<"Thank you for your purchase and enjoy your drink!\n";
                                        cout<<endl;
                                        system("pause");
                                        system("cls");
                                        sodaMachine(menuie,NUM_SODIES,sodies);
                                    }

                    sodaMachine(menuie,NUM_SODIES,sodies);


                 }
         if(menuie == 5)                                                     //tests for option 5 selection
                  {
                          system("cls");                                                                                  //resets screen
                       cout<<"You have selected "<<sodies[4].Name<<".\n";

                    if(sodies[4].Remaining == 0)
                    {
                        cout<<endl;
                        cout<<"SOLD OUT! Please make a new selection.\n";
                        system("pause");
                        system("cls");
                            sodaMachine(menuie,NUM_SODIES,sodies);
                    }

                    cout<<"Please Enter $"<<sodies[4].Cost<<".\n";
                    cout<<"(Machine does not accept more than $1.00 at once.)\n";
                    cout<<"Amount Entered: $";
                    cin>>inserted;
                        if(inserted < 0 || inserted > 1.00)
                        {
                            cout<<"You have entered an incorrect amount, Please try again.\n";
                            cout<<endl;
                            system("pause");
                            system("cls");
                            sodaMachine(menuie,NUM_SODIES,sodies);
                        }
                            if(inserted < sodies[4].Cost)
                            {
                                cout<<"I'm sorry, but you have inserted an insufficient amount.\n";
                                cout<<"***Returns change of "<<inserted<<".\n";
                                cout<<endl;
                                system("pause");
                                system("cls");
                                sodaMachine(menuie,NUM_SODIES,sodies);
                            }
                                if(inserted == sodies[4].Cost)
                                {
                                    totalsales += inserted;
                                    inserted = 0.00;
                                    sodies[4].Remaining -= 1;
                                    cout<<endl;
                                    cout<<"Thank you for your purchase and enjoy your drink!\n";
                                    cout<<endl;
                                    system("pause");
                                    system("cls");
                                    sodaMachine(menuie,NUM_SODIES,sodies);
                                }
                                    if(inserted < 1.00 && inserted > sodies[4].Cost)
                                    {
                                        totalsales += inserted;
                                        change =+ (inserted - sodies[4].Cost);
                                        inserted = 0.00;
                                        sodies[4].Remaining -= 1;
                                        cout<<endl;
                                        cout<<"Your Change: $"<<change<<".\n";
                                        change = 0;
                                        cout<<"Thank you for your purchase and enjoy your drink!\n";
                                        cout<<endl;
                                        system("pause");
                                        system("cls");
                                        sodaMachine(menuie,NUM_SODIES,sodies);
                                    }

                    sodaMachine(menuie,NUM_SODIES,sodies);
                      }
}

void sodaMachine(int menuie, int NUM_SODIES,Machine sodies[])
{
    cout<<endl;cout<<endl;
        do                                            //loops the menu - handles out of range integer input
        {
        cout<<endl;cout<<endl;cout<<endl;

                cout<<"\t\t\t>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>\n";
                cout<<"\t\t\t^      Choose a Refreshment      v\n";                        ///////////////////
                cout<<"\t\t\t^      --------------------      v\n";                        //  Sweet Menu   //
                cout<<"\t\t\t^      1)  Coke Cola             v\n";                        ///////////////////
                cout<<"\t\t\t^      2)  A&A Root Beer         v\n";
                cout<<"\t\t\t^      3)  Mountain Dew          v\n";
                cout<<"\t\t\t^      4)  Sinkist Grape         v\n";
                cout<<"\t\t\t^      5)  A&W Cream Soda        v\n";
                cout<<"\t\t\t^      6)  Exit Machine          v\n";
                cout<<"\t\t\t<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<\n";
                cout<<endl;cout<<endl;                                                                          //clean fill


                    cin>>menuie;                                                        //assigns user selection to variable


                    if(menuie >= 1 && menuie <= 5)
                    {

                       buySoda(menuie, NUM_SODIES, sodies);
                    }

                    if(menuie == 6)
                    {
                        system("cls");
                        cout<<endl;
                        cout<<"Total Sales of Machine: $"<<totalsales<<".\n";
                        cout<<endl;
                        system("pause");
                        exit (0);
                    }
                    system("cls");
        }while(menuie < 1 || menuie > 6);                                                       //loop handler for menuchoices not available


    sodaMachine(menuie,NUM_SODIES,sodies);

}

int _tmain(int argc, _TCHAR* argv[])
{
        system("Color 17");

        const int NUM_SODAS = 5;   //number of sodas
        Machine sodas[NUM_SODAS];   //array of structures

        setSodas(NUM_SODAS,sodas);   //calls the setSodas function and loads machine with soda persay..

        cout<<"\t\t\tThe Soda Machine Simulator 200!!!\n";

        sodaMachine(menuChoice,NUM_SODAS,sodas);


    return 0;
}