C C++ JAVA: GAS AGENCY PROJECT IN C

#include <stdio.h>
#include <conio.h>
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include <dos.h>

struct booking
{
long int consno;
char consname[50];
char cylntype;
long int noofcyln;
char bookingdate[30];
};
struct price
{
char cylntype;
float price;
};
struct custmast
{
long int consno;
char consname[50];
char consadd1[150];
long int pincode;
long int telephone;
char dateofcon[30];
long int noofcyln;
char cylntype;
};
struct stock
{
char arrivaldate[30];
char consname[50];
long int ccommercial;
long int cdomestic;
long int scommercial;
long int sdomestic;
long int ncommercial;
long int ndomestic;
};
struct transaction
{
long int consno;
char consname[50];
char dateofcon[150];
char address[150];
long int pincode;
long int telephone;
long int sino;
long int noofcyln;
char cylntype;
char bookingdate[30];
char releaseddate[30];
char remark[200];
};

void Introduction();
void MainMenu();
void CustomerEntry();
void StockEntry();
void Transaction();
void Report();
void Booking();
void Price();
void CEAddition();
void CEModification();
void CEDeletion();
void CEView();
void BAddition();
void BView();
void BModification();
void BDeletion();
void StockEntry();
void CustomerReport();
void DailyTransactionReport();
void WeeklyTransactionReport();
void Price();
void PWork();
void PView();
void Transaction();
void printline();
void Hashline();
void Percentline();
void Addline();

void main()
{
highvideo();
Introduction();
MainMenu();
getch();
}

void Introduction()
{
clrscr();
printf("\n\n\n\t\t\t ANUSHA GAS AGENCY ");
printf("\n\n\t\t\t CHEYYAR-604407 \n");
Percentline();
printf("\n\t\t\t WELCOME ");
printf("\n\n\t\t\t\t TO ");
printf("\n\n\n\t\t\t\t\tOUR AGENCY \n");
Percentline();
printf("\n\n\n\t\t\t Press A Key To Continue ");
getch();
return;
}

void MainMenu()
{
int ch,i=0;
MENU:
clrscr();
printline();
printf("\t\t\t\t MAIN MENU SCREEN ");
printline();
printf("\n\n\n");
printf("\n\t\t\t 1.Customer Entry. ");
printf("\n\t\t\t 2.Stock Entry. ");
printf("\n\t\t\t 3.Transaction. ");
printf("\n\t\t\t 4.Booking. ");
printf("\n\t\t\t 5.Price. ");
printf("\n\t\t\t 6.Report. ");
printf("\n\t\t\t 7.Exit. ");
CHOICE:
printf("\n\n\n\n\n\tEnter your choice : ");
scanf("%d",&ch);
if(ch<1 || ch>7)
goto CHOICE;

switch(ch)
{
case 1:
CustomerEntry();
break;
case 2:
StockEntry();
break;
case 3:
Transaction();
break;
case 4:
Booking();
break;
case 5:
Price();
break;
case 6:
Report();
break;
case 7:
exit(0);
}
goto MENU;
}

void CustomerEntry()
{
int ch,i;
MENU:
clrscr();
printline();
printf("\t\t\t\t CUSTOMER ENTRY SCREEN ");
printline();
printf("\n\n\n\t\t\t 1.Addition.");
printf("\n\t\t\t 2.Modification.");
printf("\n\t\t\t 3.Deletion.");
printf("\n\t\t\t 4.View.");
printf("\n\t\t\t 5.Previous Menu.");
CHOICE:
printf("\n\n\n\n\n\t Enter your Choice : ");
scanf("%d",&ch);
if(ch<1 || ch>5)
goto CHOICE;
switch(ch)
{
case 1:
CEAddition();
break;
case 2:
CEModification();
break;
case 3:
CEDeletion();
break;
case 4:
CEView();
break;
case 5:
MainMenu();
}
goto MENU;
}

void Booking()
{
int ch,i;
MENU:
clrscr();
printline();
printf("\t\t\t\t BOOKING SCREEN ");
printline();
printf("\n\n\n\t\t\t 1.Addition .");
printf("\n\t\t\t 2.Modification.");
printf("\n\t\t\t 3.Deletion.");
printf("\n\t\t\t 4.View.");
printf("\n\t\t\t 5.Previous Menu .");
CHOICE:
printf("\n\n\n\n\n\t Enter your choice : ");
scanf("%d",&ch);
if(ch<1 || ch>5)
goto CHOICE;

switch(ch)
{
case 1:
BAddition();
break;
case 2:
BModification();
break;
case 3:
BDeletion();
break;
case 4:
BView();
break;
case 5:
MainMenu();
}
goto MENU;
}

void StockEntry()
{
struct stock s;
FILE *yu;
yu=fopen("STOCK.DAT","r");
if((fread(&s,sizeof(s),1,yu))==NULL)
{
strcpy(s.consname,"");
strcpy(s.arrivaldate,"");
s.ccommercial=0;
s.cdomestic=0;
s.scommercial=0;
s.sdomestic=0;
s.ncommercial=0;
s.ndomestic=0;
fclose(yu);
yu=fopen("STOCK.DAT","w");
fwrite(&s,sizeof(s),1,yu);
fclose(yu);
}
clrscr();
printline();
printf("\t\t\t\t STOCK ENTRY SCREEN ");
printline();
printf("\n\n\n");
printf("\t\t Enter the Customer Name : ");
fflush(stdin);
gets(s.consname);
printf("\n\t\t Enter the Arrival Date : ");
gets(s.arrivaldate);
yu=fopen("STOCK.DAT","r");
fread(&s,sizeof(s),1,yu);
clrscr();
printf("\n\n\n\n");
printline();
printf("\t\t\t\t CURRENT STOCK ");
printline();
printf("\n\t\t\t Current Commercial : %ld",s.ccommercial);
printf("\n\n\t\t\t Current Domestic : %ld",s.cdomestic);
printf("\n");
printline();
getch();
clrscr();
Addline();
printf("\t\t\t\t\t\t STOCK RECEIVED ");
Addline();
printf("\n\t\t\t Commercial : ");
scanf("%ld",&s.scommercial);
printf("\n\t\t\t Domestic : ");
scanf("%ld",&s.sdomestic);
printf("\n");
Addline();
printf("\t\t\t\t\t NO OF DEFECTIVE STOCKS ");
Addline();
printf("\n\t\t\t In Commercial : ");
scanf("%ld",&s.ncommercial);
printf("\n\t\t\t In Domestic : ");
scanf("%ld",&s.ndomestic);
Addline();
s.ccommercial+=s.scommercial-s.ncommercial;
s.cdomestic+=s.sdomestic-s.ndomestic;
fclose(yu);
yu=fopen("STOCK.DAT","w");
fwrite(&s,sizeof(s),1,yu);
fclose(yu);
getch();
fclose(yu);
return;
}

void Price()
{
int ch,i;
MENU:
clrscr();
printline();
printf("\t\t\t\t PRICE SCREEN");
printline();
printf("\n\n\n");
printf("\n\t\t\t 1.Pwork. ");
printf("\n\t\t\t 2.pview. ");
printf("\n\t\t\t 3.Previous Menu.");
CHOICE:
printf("\n\n\n\n\n\t Enter your choice :");
scanf("%d",&ch);
if(ch<1 || ch>3)
goto CHOICE;
switch(ch)
{
case 1:
PWork();
break;
case 2:
PView();
break;
case 3:
MainMenu();
}
goto MENU;
}

void Transaction()
{
struct booking b;
struct custmast c;
struct stock s;
struct transaction t;
long int no;
char consname1[150];
char arrivaldate1[30];
long int ccommercial1;
long int cdomestic1;
long int scommercial1;
long int sdomestic1;
long int ncommercial1;
long int ndomestic1;
FILE *B,*C,*S,*T;
B=fopen("BOOK.DAT","rb+");
C=fopen("GAS.DAT","rb+");
S=fopen("STOCK.DAT","r");
T=fopen("TRAN.DAT","ab+");
clrscr();
printline();
printf("\t\t\t\t TRANSACTION SCREEN ");
printline();
printf("\n\n\n\t Enter a Customer Number For Transaction :");
scanf("%ld",&no);
while((fread(&c,sizeof(c),1,C)) != NULL)
{
if(c.consno==no)
{
t.consno=c.consno;
strcpy(t.consname,c.consname);
strcpy(t.address,c.consadd1);
t.pincode=c.pincode;
strcpy(t.dateofcon,c.dateofcon);
t.telephone=c.telephone;
t.noofcyln=c.noofcyln;
t.cylntype=c.cylntype;
}
}
while((fread(&b,sizeof(b),1,B)) != NULL)
{
if(b.consno==no)
{
strcpy(t.bookingdate,b.bookingdate);
}
}
printf("\n\t Customer Number : %ld",t.consno);
printf("\n\t Customer Name : %s",t.consname);
printf("\n\t Customer Address : %s",t.address);
printf("\n\t Pincode : %ld",t.pincode);
printf("\n\t Telephone Number : %ld",t.telephone);
printf("\n\t Date Of Connection : %s",t.dateofcon);
printf("\n\t Number of the Cylinder : %ld",t.noofcyln);
printf("\n\t Cylinder Type : %c",t.cylntype);
printf("\n\t Date of Booking : %s",t.bookingdate);
getch();
clrscr();
printf("\n\n\n");
printf("\n\t Enter the serial Number :");
scanf("%ld",&t.sino);
printf("\n\t Enter the Date of Release :");
fflush(stdin);
gets(t.releaseddate);
printf("\n\t Remarks :");
fflush(stdin);
gets(t.remark);
fwrite(&t,sizeof(t),1,T);
S=fopen("SE.DAT","r");
fread(&s,sizeof(s),1,S);
strcpy(arrivaldate1,s.arrivaldate);
strcpy(consname1,s.consname);
ccommercial1=s.ccommercial;
cdomestic1=s.cdomestic;
scommercial1=s.scommercial;
sdomestic1=s.sdomestic;
ncommercial1=s.ncommercial;
ndomestic1=s.ndomestic;
if (toupper(t.cylntype)=='D')
{
cdomestic1=s.cdomestic-1;
}
else
{
ccommercial1=s.ccommercial-1;
}
fclose(S);
S =fopen("SE.DAT","w");
strcpy(s.arrivaldate,arrivaldate1);
strcpy(s.consname,consname1);
s.ccommercial=ccommercial1;
s.cdomestic=cdomestic1;
s.scommercial=scommercial1;
s.sdomestic=sdomestic1;
s.ncommercial=ncommercial1;
s.ndomestic=ndomestic1;
fwrite(&s,sizeof(s),1,S);
fclose(T);
fclose(B);
fclose(C);
fclose(S);
return;
}

void Report()
{
int ch,i;
MENU:
clrscr();
printline();
printf("\t\t\t\t REPORT SCREEN ");
printline();
printf("\n\n\n");
printf("\t\t 1.Customer Report. ");
printf("\n\t\t 2.Daily Transation Report.");
printf("\n\t\t 3.Weekly Report.");
printf("\n\t\t 4.Previous Menu.");
CHOICE:
printf("\n\n\n\n\n\t Enter your Choice : ");
scanf("%d",&ch);
if(!(ch>0 && ch<5))
goto CHOICE;
switch(ch)
{
case 1:
CustomerReport();
break;
case 2:
DailyTransactionReport();
break;
case 3:
WeeklyTransactionReport();
break;
case 4:
MainMenu();
}
goto MENU;
}

void CEAddition()
{
struct custmast r;
FILE *eb;
char flag;
eb=fopen("GAS.DAT","ab+");
clrscr();
do
{
printline();
printf("\t\t\t ADDITION SCREEN ");
printline();
printf("\n\n\n Enter the following asked details ");
printf("\n\n\n\n\t Customer Number : ");
scanf("%ld",&r.consno);
printf("\n\t Customer Name : ");
fflush(stdin);
gets(r.consname);
printf("\n\t Customer's Address : ");
gets(r.consadd1);
fflush(stdin);
printf("\n\t Pin Code : ");
scanf("%ld",&r.pincode);
printf("\n\t Telephone Number : ");
fflush(stdin);
scanf("%ld",&r.telephone);
printf("\n\t Date Of Connection : ");
fflush(stdin);
gets(r.dateofcon);
clrscr();
printf("\n\n\n");
printf("\n\t Number of the Cylinder : ");
scanf("%ld",&r.noofcyln);
printf("\n\t Cylinder Type : ");
fflush(stdin);
scanf("%c",&r.cylntype);
fwrite(&r,sizeof(r),1,eb);
fflush(stdin);
puts("\n\n Add one more Records [Y/N] : ");
flag=getchar();
clrscr();
}while(toupper(flag)=='Y');
fclose(eb);
return;
}

void CEModification()
{
struct custmast r;
FILE *ed;
long int no;
char ch;
ed=fopen("GAS.DAT","rb+");
clrscr();
printline();
printf("\t\t\t MODIFICATION SCREEN ");
printline();
printf("\n\n\n\t Enter the Customer Number To Modify : ");
scanf("%ld",&no);
while(fread(&r,sizeof(r),1,ed)!=NULL)
{
if(r.consno==no)
{
printf("\n\n\n\t Details of that Number ");
printf("\n\t Customer Number : %ld",r.consno);
printf("\n\t Customer Name : %s",r.consname);
printf("\n\t Customer Address : %s",r.consadd1);
printf("\n\t Pincode : %ld",r.pincode);
printf("\n\t Telephone Number : %ld",r.telephone);
printf("\n\t Date Of Connection : %s",r.dateofcon);
printf("\n\t Number of the Cylinder : %ld",r.noofcyln);
printf("\n\t Cylinder Type : %c",r.cylntype);
printf("\n\n\t\t\t\t Press a Key..... ");
getch();
clrscr();
printf("\n\n\n\t Enter New Details to modify ");
printf("\n\n\t Customer Number : ");
scanf("%ld",&r.consno);
printf("\n\t Customer Name : ");
fflush(stdin);
gets(r.consname);
printf("\n\t Customer's Address : ");
gets(r.consadd1);
printf("\n\t Pin Code : ");
scanf("%ld",&r.pincode);
printf("\n\t Telephone Number : ");
fflush(stdin);
scanf("%ld",&r.telephone);
printf("\n\t Date Of Connection : ");
fflush(stdin);
gets(r.dateofcon);
printf("\n\t Number of the Cylinder : ");
scanf("%ld",&r.noofcyln);
printf("\n\t Cylinder Type : ");
fflush(stdin);
scanf("%c",&r.cylntype);
fseek(ed,-247L,1);
fwrite(&r,sizeof(r),1,ed);
fflush(stdin);
puts("\n\n\n\t\t\t Record Updated successfully ");
getch();
break;
}
}
if((fread(&r,sizeof(r),1,ed)) == NULL)
{
clrscr();
printf("\n\n\n\n\n\n\n ");
printline();
printf("\n\n \t\t\t There is NO Record of that number at present.");
printf("\n\n\n\t\t\t Press a key to go to previous Menu");
printf("\n\n");
printline();
getch();
}

fclose(ed);
return;
}

void CEDeletion()
{
struct custmast r;
FILE *eb,*temp;
long int no;
char ch;
temp=fopen("TEMP.DAT","wb+");
eb=fopen("GAS.DAT","rb+");
clrscr();
printline();
printf("\t\t\t\t DELETION SCREEN ");
printline();
printf("\n\n\n\t Enter the number to be deleted : ");
scanf("%ld",&no);

while((fread(&r,sizeof(r),1,eb)) != '\0')
{
if(r.consno==no)
{
printf("\n\n");
printf("\n Details of that Number \n");
printf("\n\t Customer Number : %ld",r.consno);
printf("\n\t Customer Name : %s",r.consname);
printf("\n\t Customer Address : %s",r.consadd1);
printf("\n\t Pincode : %ld",r.pincode);
printf("\n\t Telephone Number : %ld",r.telephone);
printf("\n\t Date Of Connection : %s",r.dateofcon);
printf("\n\t Number of the Cylinder : %ld",r.noofcyln);
printf("\n\t Cylinder Type : %c",r.cylntype);
fflush(stdin);
printf("\n\n Confirm to Delete this Record [y/n] : ");
ch=getchar();
if(toupper(ch)!= 'Y')
{
fwrite(&r,sizeof(r),1,temp);
continue;
}
}
else
{
fwrite(&r,sizeof(r),1,temp);
}
clrscr();
printf("\n\n\n\n\n\n\n");
printline();
printf("\n \t\t\t Records Deleted Successfully.");
printf("\n\n\n\t\t\t Press a key to go to previous Menu");
printline();
getch();

remove("GAS.DAT");
rename("TEMP.DAT","GAS.DAT");
remove("TEMP.DAT");
fclose(eb);
fclose(temp);
return;
}
}

void CEView()
{
struct custmast r;
FILE *as;
char *s;
char flag;int i=0;
as=fopen("GAS.DAT","rb+");
clrscr();
while((fread(&r,sizeof(r),1,as)) != NULL)
{
clrscr();
printline();
printf("\t\t\t\t VIEW SCREEN ");
printline();
printf("\n\n\n\t Details :");
printf("\n\n\t\t Customer Number : %ld",r.consno);
printf("\n\t\t Customer Name : %s",r.consname);
printf("\n\t\t Customer Address : %s",r.consadd1);
printf("\n\t\t Pincode : %ld",r.pincode);
printf("\n\t\t Telephone Number : %ld",r.telephone);
printf("\n\t\t Date Of Connection : %s",r.dateofcon);
printf("\n\t\t Number of the Cylinder : %ld",r.noofcyln);
printf("\n\t\t Cylinder Type : %c",r.cylntype);
getch();
}
if((fread(&r,sizeof(r),1,as)) == NULL)
{
clrscr();
printf("\n\n\n\n\n\n\n");
printline();
printf("\n\n \t\t\t There is no (More) Records at present.");
printf("\n\n\n\t\t\t Press a key to go to previous Menu");
printf("\n\n\n");
printline();
getch();
}
fclose(as);
return;
}

void BAddition()
{
struct booking b;
FILE *md;
char flag;
md=fopen("BOOK.DAT","ab+");
clrscr();
do
{
clrscr();
printline();
printf("\t\t\t\t ADDITION SCREEN \n");
printline();
printf("\n\t\n\n Enter the following Details");
printf("\n\n\t Customer Number : ");
scanf("%ld",&b.consno);
printf("\n\t Customer Name : ");
fflush(stdin);
gets(b.consname);
printf("\n\t Cylinder Type : ");
fflush(stdin);
scanf("%c",&b.cylntype);
printf("\n\t Number of Cylinder : ");
scanf("%ld",&b.noofcyln);
printf("\n\t Booking Date : ");
fflush(stdin);
gets(b.bookingdate);
fwrite(&b,sizeof(b),1,md);
fflush(stdin);
printf("\n Add one more Records [y/n] : ");
flag=getchar();
}while(toupper (flag)=='Y');
fclose(md);
return;
}

void BView()
{
struct booking b;
FILE *sd;
char flag;
sd=fopen("BOOK.DAT","rb+");
clrscr();
while((fread(&b,sizeof(b),1,sd)) != NULL)
{
clrscr();
printline();
printf("\t\t\t\t VIEW SCREEN \n");
printline();
printf("\n\n\n The details of the booked customers' \n\n\n");
printf("\n\t\t Customer Number : %ld",b.consno);
printf("\n\t\t Customer Name : %s",b.consname);
printf("\n\t\t Cylinder Type : %c",b.cylntype);
printf("\n\t\t Number of Cylinder : %ld",b.noofcyln);
printf("\n\t\t Date of Booking : %s",b.bookingdate);
getch();
}
if((fread(&b,sizeof(b),1,sd)) == NULL)
{
clrscr();
printf("\n\n\n\n\n\n\n\t $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
printf("\n\n \t\t There is no (More) Records at present.");
printf("\n\n\n\t\t Press a key to go to previous Menu");
printf("\n\n\n\t $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
getch();
}
fclose(sd);
return;
}

void BModification()
{
struct booking b;
FILE *we;
long int no,pos;
char ch;
we=fopen("BOOK.DAT","rb+");
clrscr();
printline();
printf("\t\t\t MODIFICATION SCREEN \n");
printline();
printf("\n\n\n\t Enter the Customer Number to modify : ");
scanf("%ld",&no);
while(fread(&b,sizeof(b),1,we)!=NULL)
{
if(b.consno==no)
{
printf("\n\n The Booking details of that Customer \n");
printf("\n\t Customer Number : %ld",b.consno);
printf("\n\t Customer Name : %s",b.consname);
printf("\n\t Cylinder Type : %c",b.cylntype);
printf("\n\t Number of Cylinder : %ld",b.noofcyln);
printf("\n\t Date of Booking : %s",b.bookingdate);
printf("\n\n\t\t\t Press a Key ....");
getch();
clrscr();
printf("\n\n\n\t Enter the details to modify ");
printf("\n\n\t Customer Number : ");
scanf("%ld",&b.consno);
printf("\n\t Customer Name : ");
fflush(stdin);
gets(b.consname);
printf("\n\t Cylinder Type : ");
fflush(stdin);
scanf("%c",&b.cylntype);
printf("\n\t Number of Cylinder : ");
scanf("%ld",&b.noofcyln);
printf("\n\t Booking Date : ");
fflush(stdin);
scanf("%s",&b.bookingdate);
fseek(we,-89L,1);
fwrite(&b,sizeof(b),1,we);
puts("\n\n\n\t\t\t Records Updated Successfully ");
getch();
}
}
if((fread(&b,sizeof(b),1,we)) == NULL)
{
clrscr();
printf("\n\n\n\n\n\n\n\t $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
printf("\n\n \t\t There is no Record of that number at present.");
printf("\n\n\n\t\t Press a key to go to previous Menu");
printf("\n\n\n\t $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
getch();
}

fclose(we);
return;
}

void BDeletion()
{
struct booking b;
FILE *be,*temp;
long int no;
char ch;
temp=fopen("TEMP.DAT","wb+");
be=fopen("BOOK.DAT","rb+");
clrscr();
printline();
printf("\t\t\t DELETION SCREEN \n");
printline();
printf("\n\t Enter the Number to delete : ");
scanf("%ld",&no);

while((fread(&b,sizeof(b),1,be)) != NULL)
{
if(b.consno==no)
{
printf("\n\n The details of that customers'\n\n\n");
printf("\n\t Customer Number : %ld",b.consno);
printf("\n\t Customer Name : %s",b.consname);
printf("\n\t Cylinder Type : %c",b.cylntype);
printf("\n\t Number of Cylinder : %ld",b.noofcyln);
printf("\n\t Date of Booking : %s",b.bookingdate);
fflush(stdin);
printf("\n\n Confirm to delete this record [y/n] : ");
ch=getchar();
if(toupper(ch)!='Y')
{
fwrite(&b,sizeof(b),1,temp);
continue;
}
}
else
{
fwrite(&b,sizeof(b),1,temp);
}
}
clrscr();
printf("\n\n\n\n\n\n\n\t $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
printf("\n\n \t\t\t Records Deleted Successfully.");
printf("\n\n\n\t\t\t Press a key to go to previous Menu");
printf("\n\n\n\t $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
getch();
remove("BOOK.DAT");
rename("TEMP.DAT","BOOK.DAT");
remove("TEMP.DAT");
fclose(be);
fclose(temp);
return;
}

void PView()
{
struct price p;
FILE *pr;
pr=fopen("PRICE.DAT","r");
clrscr();
while((fread(&p,sizeof(p),1,pr)) != NULL)
{
clrscr();
printline();
printf("\t\t\t PRICE VIEW SCREEN ");
printline();
printf("\n\n\n\t Cylinder Type : %c",p.cylntype);
printf("\n\n\t Cylinder's Price : %.2f",p.price);
getch();
}
fclose(pr);
}

void PWork()
{
struct price p;
FILE *pr;
char ch;
int j=1,k=0;
pr=fopen("PRICE.DAT","r");
clrscr();
printline();
printf("\t\t\t\t PRICE ENTRY SCREEN ");
printline();
printf("\n\n\n");
while((fread(&p,sizeof(p),1,pr))!=NULL)
{
j++;
}
fclose(pr);
if(j==1)
{
p.cylntype='D';
printf("\n\n Enter the amount for Domestic Cylinder : ");
scanf("%f",&p.price);
fclose(pr);
pr=fopen("PRICE.DAT","w");
fwrite(&p,sizeof(p),1,pr);
fclose(pr);
}
else if(j==2)
{
k=1;
pr=fopen("PRICE.DAT","a");
p.cylntype='C';
printf("\n\n\tEnter the price amount for Commercial Cylinder: ");
scanf("%f",&p.price);
fwrite(&p,sizeof(p),1,pr);
fclose(pr);
}
else if(j==3)
{
pr=fopen("PRICE.DAT","rb+");
printf("\n\t Select either to modify the price amount of \n\n");
printf("\t\t\t\t domestic [d] or commercial [c] : ");
fflush(stdin);
scanf("%c",&ch);
if(toupper(ch)=='D')
{
while((fread(&p,sizeof(p),1,pr)) != NULL)
{
if(toupper(p.cylntype)=='D')
{
printf("\n\n\tEnter the price amount for Domestic : ");
scanf("%f",&p.price);
fclose(pr);
pr=fopen("PRICE.DAT","wb+");
fwrite(&p,sizeof(p),1,pr);
fclose(pr);
}
}
}
else
{
while((fread(&p,sizeof(p),1,pr)) != NULL)
{
if(toupper(p.cylntype)=='C')
{
printf("\n\n Enter the price amount for Commercial : ");
fflush(stdin);
scanf("%f",&p.price);
fclose(pr);
pr=fopen("PRICE.DAT","wb+");
fseek(pr,5,0);
fwrite(&p,sizeof(p),1,pr);
fclose(pr);
}
}
}
}
return;
}

void CustomerReport()
{
struct transaction t;
struct custmast c;
struct price p;
long int no;
char cyln;
FILE *T,*C,*P;
T=fopen("TRAN.DAT","rb+");
C=fopen("GAS.DAT","rb+");
P=fopen("PRICE.DAT","r");
clrscr();
printline();
printf("\t\t\t CUSTOMER REPORT SCREEN \n");
printline();
printf("\n\t Enter the Customer Number : ");
scanf("%ld",&no);
while((fread(&t,sizeof(t),1,T)) != NULL )
{
if(t.consno==no)
{
printf("\n\t\t Customer Number : %ld",t.consno);
printf("\n\t\t Customer Name : %s",t.consname);
printf("\n\t\t Customer Address : %s",t.address);
printf("\n\t\t Pincode : %ld",t.pincode);
printf("\n\t\t Telephone : %ld",t.telephone);
printf("\n\t\t Cyln Type : %c",t.cylntype);
cyln=t.cylntype;
printf("\n\t\t Booking Date : %s",t.bookingdate);
}
}
while((fread(&c,sizeof(c),1,C)) != NULL)
{
if(c.consno==no)
{
printf("\n\t\t Number of Cylinder : %ld",c.noofcyln);
printf("\n\t\t Date of Connection : %s",c.dateofcon);
}
}
if(cyln='D')
{
fread(&p,sizeof(p),1,P);
printf("\n\t\t Cylinder's Price : %f",120.00/*p.price*/);
}
else
{
while((fread(&p,sizeof(p),1,P)) != NULL)
{
if(p.cylntype=='C')
{
printf("\n\t\t Price of the cylinder : %f",p.price);
}
}
}
getch();
fclose(T);
fclose(P);
fclose(C);
return;
}

void DailyTransactionReport()
{
struct transaction t;
struct booking b;
struct stock s;
FILE *T,*B,*S;
char *day;
int i=0,j=0;
T=fopen("TRAN.DAT","rb+");
B=fopen("BOOK.DAT","rb+");
S=fopen("STOCK.DAT","r");
clrscr();
printline();
printf("\t\t DAILY TRANSACTION SCREEN ");
printline();

printf("\n\n\n\tEnter the Date of Release : ");
scanf("%s",day);
printf("\n\n\n");
while((fread(&t,sizeof(t),1,T)) != NULL)
{
if(strcmp(strupr(t.releaseddate),strupr(day))==0)
{
printf("\t\t sl.no : %ld",t.sino);
printf("\n\t\t customer no : %ld",t.consno);
printf("\n\t\t cyln type : %c",t.cylntype);
printf("\n\t\t booking date : %s",t.bookingdate);
printf("\n\t\t date of release : %s",t.releaseddate);
printf("\n\t\t remarks :%s",t.remark);
if(t.cylntype=='D')
{
i++;
}
else
{
j++;
}
}
}
getch();
fclose(T);

clrscr();
printf("\n\n\n\n DATA ABOUT RELEASED CYLINDER'S\n\n ");
Hashline();
printf("\n\n\t\tNo. of Cylinder Released for Domestic Purpose :%d",i);
printf("\n\t\tNo. of Cylinder Released for Commercial Purpose :%d",j);

while((fread(&b,sizeof(b),1,B)) != NULL)
{
if(strcmp(strupr(b.bookingdate),strupr(day))==0)
{
if(b.cylntype=='D')
{
i++;
}
else
{
j++;
}
}
}
printf("\n\t\tNo. of Cylinder Booked for Domestic Purpose :%d",i);
printf("\n\t\tNo. of Cylinder Booked for Commercial Purpose :%d",j);
printf("\n");
Hashline();
printf("\n\n\n\t\t\t Press a key to Continue...... ");
getch();

while((fread(&s,sizeof(s),1,S)) != NULL)
{
clrscr();
printf("\n\t\n CURRENT NUMBER OF CYLINDERS ");
printf("\n\n\n\n\n");
printline();
printf("\t\t\t Current Commercial :%ld",s.ccommercial);
printf("\n\t\t\t Current Domestic :%ld",s.cdomestic);
printline();
}

fclose(S);
fclose(B);
fclose(T);
getch();
return;
}

void WeeklyTransactionReport()
{
struct transaction t;
struct booking b;
struct stock s;
FILE *T,*B,*S;
char *day;
int i=0,j=0;
T=fopen("TRAN.DAT","rb+");
B=fopen("BOOK.DAT","rb+");
S=fopen("STOCK.DAT","r");
clrscr();
printline();
printf("\t\t WEEKLY TRANSACTION SCREEN ");
printline();

printf("\n\n\n\tEnter the Date of Release : ");
scanf("%s",day);
printf("\n\n\n");
while((fread(&t,sizeof(t),1,T)) != NULL)
{
if(strcmp(strupr(t.releaseddate),strupr(day))==0)
{
printf("\t\t sl.no : %ld",t.sino);
printf("\n\t\t customer no : %ld",t.consno);
printf("\n\t\t cyln type : %c",t.cylntype);
printf("\n\t\t booking date : %s",t.bookingdate);
printf("\n\t\t date of release : %s",t.releaseddate);
printf("\n\t\t remarks :%s",t.remark);
if(t.cylntype=='D')
{
i++;
}
else
{
j++;
}

}
}
getch();
fclose(T);
clrscr();
printf("\n\n\n\n DATA ABOUT RELEASED CYLINDERS' \n\n");
printline();
printf("\n\t\tNo. of Cylinder Released for Domestic Purpose :%d",i);
printf("\n\t\tNo. of Cylinder Released for Commercial Purpose :%d",j);

while((fread(&b,sizeof(b),1,B)) != NULL)
{
if(strcmp(strupr(b.bookingdate),strupr(day))==0)
{
if(b.cylntype=='D')
{
i++;
}
else
{
j++;
}
}
}
printf("\n\t\tNo. of Cylinder Booked for Domestic Purpose :%d",i);
printf("\n\t\tNo. of Cylinder Booked for Commercial Purpose :%d",j);
printf("\n");
printline();
printf("\n\n\t\t\t\t Press a KEY to continue !!!!!!!! ");
getch();

while((fread(&s,sizeof(s),1,S)) != NULL)
{
clrscr();
printf("\n\n\n\n");
printf("\n\n\n\t CURRENT NUMBER OF CYLINDERS' \n ");
Hashline();
printf("\n\n");
printf("\t\t\t Current Commercial :%ld",s.ccommercial);
printf("\n\t\t\t Current Domestic :%ld",s.cdomestic);
printf("\n");
Hashline();
}
fclose(S);
fclose(B);
fclose(T);
getch();
return;
}

void printline()
{
int i;
printf("\n\t");
for(i=0;i<62;i++)
{
printf("%c",'*');
}
printf("\n");
return;
}

void Hashline()
{
int i;
printf("\n\t");
for(i=0;i<62;i++)
{
printf("%c",'#');
}
return;
}

void Percentline()
{
int i;
printf("\n\t");
for(i=0;i<62;i++)
{
printf("%c",'%');
}
return;
}

void Addline()
{
int i;
printf("\n\t");
for(i=0;i<62;i++)
{
printf("%c",'!');
}
return;
}

C C++ JAVA

Tuesday, 24 February 2015

GAS AGENCY PROJECT IN C

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