PROJECT: SUPER MART BILLING SYSTEM

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// CODEEPIRATE2012

//***************************************************************

// HEADER FILE USED IN PROJECT

//****************************************************************

#include<conio.h>

#include<stdio.h>

#include<process.h>

#include<fstream.h>

//***************************************************************

// CLASS USED IN PROJECT

//****************************************************************

class product

{

int pno;

char name[50];

float price,qty,tax,dis;

public:

void create_product()

{

cout<<”nPlease Enter The Product No. of The Product “;

cin>>pno;

cout<<”nnPlease Enter The Name of The Product “;

gets(name);

cout<<”nPlease Enter The Price of The Product “;

cin>>price;

cout<<”nPlease Enter The Discount (%) “;

cin>>dis;

}

void show_product()

{

cout<<”nThe Product No. of The Product : “<<pno;

cout<<”nThe Name of The Product : “;

puts(name);

cout<<”nThe Price of The Product : “<<price;

cout<<”nDiscount : “<<dis;

}

int retpno()

{return pno;}

float retprice()

{return price;}

char* retname()

{return name;}

int retdis()

{return dis;}

}; //class ends here

//***************************************************************

// global declaration for stream object, object

//****************************************************************

fstream fp;

product pr;

//***************************************************************

// function to write in file

//****************************************************************

void write_product()

{

fp.open(“Shop.dat”,ios::out|ios::app);

pr.create_product();

fp.write((char*)&pr,sizeof(product));

fp.close();

cout<<”nnThe Product Has Been Created “;

getch();

}

//***************************************************************

// function to read all records from file

//****************************************************************

void display_all()

{

clrscr();

cout<<”nnnttDISPLAY ALL RECORD !!!nn”;

fp.open(“Shop.dat”,ios::in);

while(fp.read((char*)&pr,sizeof(product)))

{

pr.show_product();

cout<<”nn====================================n”;

getch();

}

fp.close();

getch();

}

//***************************************************************

// function to read specific record from file

//****************************************************************

void display_sp(int n)

{

int flag=0;

fp.open(“Shop.dat”,ios::in);

while(fp.read((char*)&pr,sizeof(product)))

{

if(pr.retpno()==n)

{

clrscr();

pr.show_product();

flag=1;

}

}

fp.close();

if(flag==0)

cout<<”nnrecord not exist”;

getch();

}

//***************************************************************

// function to modify record of file

//****************************************************************

void modify_product()

{

int no,found=0;

clrscr();

cout<<”nntTo Modify “;

cout<<”nntPlease Enter The Product No. of The Product”;

cin>>no;

fp.open(“Shop.dat”,ios::in|ios::out);

while(fp.read((char*)&pr,sizeof(product)) && found==0)

{

if(pr.retpno()==no)

{

pr.show_product();

cout<<”nPlease Enter The New Details of Product”<<endl;

pr.create_product();

int pos=-1*sizeof(pr);

fp.seekp(pos,ios::cur);

fp.write((char*)&pr,sizeof(product));

cout<<”nnt Record Updated”;

found=1;

}

}

fp.close();

if(found==0)

cout<<”nn Record Not Found “;

getch();

}

//***************************************************************

// function to delete record of file

//****************************************************************

void delete_product()

{

int no;

clrscr();

cout<<”nnntDelete Record”;

cout<<”nnPlease Enter The product no. of The Product You Want To Delete”;

cin>>no;

fp.open(“Shop.dat”,ios::in|ios::out);

fstream fp2;

fp2.open(“Temp.dat”,ios::out);

fp.seekg(0,ios::beg);

while(fp.read((char*)&pr,sizeof(product)))

{

if(pr.retpno()!=no)

{

fp2.write((char*)&pr,sizeof(product));

}

}

fp2.close();

fp.close();

remove(“Shop.dat”);

rename(“Temp.dat”,”Shop.dat”);

cout<<”nntRecord Deleted ..”;

getch();

}

//***************************************************************

// function to display all products price list

//****************************************************************

void menu()

{

clrscr();

fp.open(“Shop.dat”,ios::in);

if(!fp)

{

cout<<”ERROR!!! FILE COULD NOT BE OPENnnn Go To Admin Menu to create

File”;

cout<<”nnn Program is closing ….”;

getch();

exit(0);

}

cout<<”nnttProduct MENUnn”;

cout<<”====================================================n”;

cout<<”P.NO.ttNAMEttPRICEn”;

cout<<”====================================================n”;

while(fp.read((char*)&pr,sizeof(product)))

{

cout<<pr.retpno()<<”tt”<<pr.retname()<<”tt”<<pr.retprice()<<endl;

}

fp.close();

}

//***************************************************************

// function to place order and generating bill for Products

//****************************************************************

void place_order()

{

int order_arr[50],quan[50],c=0;

float amt,damt,total=0;

char ch=’Y';

menu();

cout<<”n============================”;

cout<<”n PLACE YOUR ORDER”;

cout<<”n============================n”;

do{

cout<<”nnEnter The Product No. Of The Product : “;

cin>>order_arr[c];

cout<<”nQuantity in number : “;

cin>>quan[c];

c++;

cout<<”nDo You Want To Order Another Product ? (y/n)”;

cin>>ch;

}while(ch==’y’ ||ch==’Y');

cout<<”nnThank You For Placing The Order”;getch();clrscr();

cout<<”n

n********************************INVOICE************************n”;

cout<<”nPr No.tPr NametQuantity tPrice tAmount tAmount after

discountn”;

for(int x=0;x<=c;x++)

{

fp.open(“Shop.dat”,ios::in);

fp.read((char*)&pr,sizeof(product));

while(!fp.eof())

{

if(pr.retpno()==order_arr[x])

{

amt=pr.retprice()*quan[x];

damt=amt-(amt*pr.retdis()/100);

cout<<”n”<<order_arr[x]<<”t”<<pr.retname()

<<”t”<<quan[x]<<”tt”<<pr.retprice()<<”t”<<amt<<”tt”<<damt;

total+=damt;

}

fp.read((char*)&pr,sizeof(product));

}

fp.close();

}

cout<<”nntttttTOTAL = “<<total;

getch();

}

//***************************************************************

// INTRODUCTION FUNCTION

//****************************************************************

void intro()

{

clrscr();

gotoxy(31,11);

cout<<”SUPER MARKET”;

gotoxy(35,14);

cout<<”BILLING”;

gotoxy(35,17);

cout<<”PROJECT”;

cout<<”nnMADE BY : ANUJ KUMAR”;

cout<<”nnSCHOOL : RYAN INTERNATIONAL SCHOOL”;

getch();

}

//***************************************************************

// ADMINSTRATOR MENU FUNCTION

//****************************************************************

void admin_menu()

{

clrscr();

char ch2;

cout<<”nnntADMIN MENU”;

cout<<”nnt1.CREATE PRODUCT”;

cout<<”nnt2.DISPLAY ALL PRODUCTS”;

cout<<”nnt3.QUERY “;

cout<<”nnt4.MODIFY PRODUCT”;

cout<<”nnt5.DELETE PRODUCT”;

cout<<”nnt6.VIEW PRODUCT MENU”;

cout<<”nnt7.BACK TO MAIN MENU”;

cout<<”nntPlease Enter Your Choice (1-7) “;

ch2=getche();

switch(ch2)

{

case ’1′: clrscr();

write_product();

break;

case ’2′: display_all();break;

case ’3′:

int num;

clrscr();

cout<<”nntPlease Enter The Product No. “;

cin>>num;

display_sp(num);

break;

case ’4′: modify_product();break;

case ’5′: delete_product();break;

case ’6′: menu();

getch();

case ’7′: break;

default:cout<<”a”;admin_menu();

}

}

//***************************************************************

// THE MAIN FUNCTION OF PROGRAM

//****************************************************************

void main()

{

char ch;

intro();

do

{

clrscr();

cout<<”nnntMAIN MENU”;

cout<<”nnt01. CUSTOMER”;

cout<<”nnt02. ADMINISTRATOR”;

cout<<”nnt03. EXIT”;

cout<<”nntPlease Select Your Option (1-3) “;

ch=getche();

switch(ch)

{

case ’1′: clrscr();

place_order();

getch();

break;

case ’2′: admin_menu();

break;

case ’3′:exit(0);

default :cout<<”a”;

}

}while(ch!=’3′);

}

//***************************************************************

// END OF PROJECT

//***************************************************************