#include <iostream.h>
#include <fstream.h>
int i=0;
void add_data(string [], char [],float []);  // prototype function
void menu(string [],char [],float []);


int main() //enter data type
{
   const int SIZE = 100;
   string item_number[SIZE];
   char item_code[SIZE];
   float price[SIZE];

{
  int pilihan;
   do{
      cout<< " ***My Happy Shop******** " << endl;
      cout<< " ***MAIN MENU******** " << endl;
      cout<< " ************** " << endl;
      cout<< " * add a record (1) ******* " << endl;
      cout<< " * display sales report for a category (2)* " << endl;
      cout<< " * display sales report for all category (3)* " << endl;
      cout<< " * exit (4) ********* " << endl;
      cin>>pilihan;
      if (pilihan == 1)
         add_data(item_number,item_code,price);  // calling function
      else if (pilihan == 2)
         cout<<"1 kategori "<<endl;
      else if (pilihan == 3)
         cout<<"> kategori "<<endl;
      else if (pilihan == 4)
         exit(0);
   }
   while (pilihan == 1 || pilihan ==2 || pilihan == 3);

}

void readData(string matric[], int marks[])

   //open file and store data in the array
   fstream infile("input.txt", ios::in);
   while (!infile.eof())          // do until not end of file
   {
      infile >> matric[i]>>marks[i];
      i++;    // number of element in the array
   }
   infile.close();      // close input file





   //open file and store data in the array
   fstream infile("sales.date", ios::in);
   while (!infile.eof())          // do until not end of file
   {
      cout<<"***************";

      infile >>item_number[i]>>item_code[i]>>price[i];
      i++;    // number of element in the array
   }
   infile.close();      // close input file

   cout<<"*******************"<<price[0];
   add_data(item_number,item_code,price);
   return 0;
}


// function add_data to add new record
void add_data(string item_number[], int item_code [], int price[])
{
   char again='y';
   cout<<".............................";


   // add record to the array
   while (again == 'y')
   {
         cout<<"Enter item number, item code and price : ";
         cin>>item_number[i]>>item_code[i]>>price[i];

         cout<<"want to continue yes[y], no[n] : ";
         cin>>again;
         i++;     // number of element in the array
   }



   // write contain of array to the input file
   fstream outfile("sales.date", ios::out);
   for (int j=0; j<i; j++)
   {
       outfile<<item_number[j]<<" "<<item_code[j]<<" "<<price[j];
       if (j!=i-1)
         outfile<<endl;
   }
   outfile.close();
}