#include<iostream.h>
#include<constream.h>
#include<stdlib.h>
#include<graphics.h>
#include<dos.h>
int n,n1;
int i;
int inc=0;
int inc1=0;
class book
{
public:
int bookcode;
char bookname[20];
char authorname[20];
char bookpub[20];
int bookprice;
int status;
public:
void addbook()
{
clrscr();
status=1;
cout<<"\t\t\t YOU HAVE CHOSEN TO ADD BOOK DETAILS"<<endl;
cout<<"\t\t\t^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"<<endl;
cout<<endl;
inc++;
bookcode=100+inc;
cout<<"\n\tBook code :"<<bookcode;
cout<<endl;
cout<<"\n\tEnter book name :";
cin>>bookname;
cout<<"\n\tEnter author name :";
cin>>authorname;
cout<<"\n\tEnter publishing company :";
cin>>bookpub;
cout<<"\n\tEnter book price :";
cin>>bookprice;
}
void dispbook()
{
cout<<bookcode<<"\t\t"<<bookname<<"\t\t"<<authorname<<"\t\t"<<bookpub<<"\t\t"<<bookprice<<endl;
}
void liststat()
{
if(status==1)
{
cout<<"\t\tBookcode:"<<bookcode<<"\t\tStatus:Available"<<endl;
cout<<endl;
}
else
{
cout<<"\t\tBookcode:"<<bookcode<<"\t\tStatus:Issued"<<endl;
cout<<endl;
}
}
};book b[10];
class student
{
public:
int studid;
char studname[20];
char deptname[20];
int bookcount;
public:
void addstud()
{
clrscr();
cout<<"\t\tYOU HAVE CHOSEN TO ADD STUDENT DETAILS"<<endl;
cout<<"\t\t^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"<<endl;
cout<<endl;
cout<<endl;
inc1++;
studid=100+inc1;
cout<<"\t\tStudent Id :"<<studid;
cout<<endl;
cout<<endl;
cout<<"\t\tEnter Student Name :";
cin>>studname;
cout<<endl;
cout<<"\t\tEnter Department Name :";
cin>>deptname;
cout<<endl;
bookcount=2;
cout<<endl;
cout<<"\t\tMaximum books allowed for a student:"<<bookcount<<endl;
cout<<endl;
}
void dispstud()
{
cout<<"\t"<<studid<<"\t\t"<<studname<<"\t\t"<<deptname<<endl;
//bookcount=2;
cout<<endl;
}
};student s[10];
class issue
{
public:
int day,month,year;
int day2,month2,year2;
int iday,imon,iyear;
int rday,rmon,ryear;
int eday,emon,eyear;
int yr1,yr2,m1,m2,d1,d2,mons1,mons2,mons,days,yrs,sum,j;
int loop;
int fine;
public:
void isdatecalc()
{
cout<<"\t\tEnter day:";
cin>>day;
cout<<"\t\tEnter month:";
cin>>month;
cout<<"\t\tEnter year:";
cin>>year;
day2=day;
month2=month;
year2=year;
day2=day2+20;
if(((month2==1)||(month2==3)||(month2==5)||(month2==7)||(month2==8)||(month2==10)||(month2==12))&&((day2>31)))
{
day2=day2-31;
month2=month2+1;
if(month2==13)
{
year2++;
month2=1;
}
}
else if(((month2==4)||(month2==6)||(month2==9)||(month2==11))&&((day2>30)))
{
day2-=30;
month2++;
}
else if(((year2%4==0)||(year2%400==0))&&(day2>29)&&(month==2))
{
day2-=29;
month2++;
}
else if(((year2%4!=0)||(year2%100!=0)||(year2%400!=0))&&(day2>28)&&(month2==2))
{
day2-=28;
month2++;
}
cout<<endl;
}
void isdate()
{
iday=day;
imon=month;
iyear=year;
cout<<"\t\tIssued date:"<<iday<<"/"<<imon<<"/"<<iyear;
cout<<endl;
}
void retdate()
{
rday=day2;
rmon=month2;
ryear=year2;
cout<<"\t\tReturn Date:"<<rday<<"/"<<rmon<<"/"<<ryear<<endl;
cout<<endl;
}
void edatecalc()
{
eday=rday;
emon=rmon;
eyear=ryear;
eday=eday+20;
if(((emon==1)||(emon==3)||(emon==5)||(emon==7)||(emon==8)||(emon==10)||(emon==12))&&((eday>31)))
{
eday=eday-31;
emon=emon+1;
if(emon==13)
{
eyear++;
emon=1;
}
}
else if(((emon==4)||(emon==6)||(emon==9)||(emon==11))&&((eday>30)))
{
eday-=30;
emon++;
}
else if(((eyear%4==0)||(eyear%100==0)||(eyear%400==0))&&(eday>29)&&(emon==2))
{
eday-=29;
emon++;
}
else if(((eyear%4!=0)||(eyear%100!=0)||(eyear%400!=0))&&(eday>28)&&(emon==2))
{
eday-=28;
emon++;
}
cout<<endl;
cout<<endl;
cout<<"\t\tYour extended due date is:"<<eday<<"/"<<emon<<"/"<<eyear<<endl;
}
void finecalc();
}; issue is;
void issue::finecalc()
{
int mon[]={31,28,31,30,31,30,31,31,30,31,30,31};
loop=365;
sum=0;
d1=rday;
m1=rmon;
yr1=ryear;
cout<<endl;
cout<<"\t\tYour actual return Date Is: "<<d1<<"/"<<m1<<"/"<<yr1<<endl;
cout<<endl;
cout<<"\t\tEnter the date of return below.."<<endl;
cout<<endl;
cout<<"\t\tEnter day:";
cin>>d2;
cout<<endl;
cout<<"\t\tEnter month:";
cin>>m2;
cout<<endl;
cout<<"\t\tEnter year:";
cin>>yr2;
cout<<endl;
days=d2-d1;
yrs=yr2-yr1;
if(m2>=m1)
{
mons=m1-m2;
mons2=abs(mons);
}
else
{
mons=m2-m1;
mons2=abs(mons);
}
sum=yrs*loop+mons+days+mons2;
if(m2>m1)
{
j=m1;
}
else
{
j=m2;
}
if(mons2!=0)
{
for(i=0;i<mons2;i++)
{
sum=sum+mon[j];
j++;
}
}
cout<<endl;
cout<<"\t\tYour date of return:"<<d2<<"/"<<m2<<"/"<<yr2<<endl;
cout<<endl;
fine=(sum+mons)*1;
if((yr1%4==0)||(yr1%400==0)&&(m1==2))
{
fine=fine+1;
}
/* if((m1==2)&&(yr1%4!=0)||(yr1%400!=0))
{
fine=fine-1;
}*/
cout<<"\t\t\tFine amount:Rs."<<fine<<endl;
cout<<"\t\t\t*****************"<<endl;
}
void main()
{
int ch,i;
char ch2,ch3,ch4;
int sbookcode,sstudid;
int flag,flag1,pos,spos,ipos;
int sflag,stpos;
int ibookcode,istudid;
int rbookcode,rstudid;
int rflag1,rflag2;
int rpos1,rpos2,l;
do
{
clrscr();
textcolor(15);
textbackground(4);
cout<<"\t\t\t********%%%%%%%%%%********"<<endl;
cout<<"\t\t\tLIBRARY MANAGEMENT SYSTEM"<<endl;
cout<<"\t\t\t********%%%%%%%%%%********"<<endl;
cout<<endl;
cout<<"\t\t\t\tMAINMENU"<<endl;
cout<<"\t\t\t\t^^^^^^^^"<<endl;
cout<<endl;
cout<<"\t\t ##############################################"<<endl;
cout<<endl;
cout<<"\t\t$ \t1. TAKE A TOUR OF THE PROJECT. \t$"<<endl;
cout<<"\t\t$ \t2. ADD NEW BOOK. \t$"<<endl;
cout<<"\t\t$ \t3. VIEW ALL BOOK DETAILS. \t$"<<endl;
cout<<"\t\t$ \t4. SEARCH A BOOK. \t$"<<endl;
cout<<"\t\t$ \t5. ADD NEW STUDENT. \t$"<<endl;
cout<<"\t\t$ \t6. DISPLAY ALL STUDENT DETAILS. \t$"<<endl;
cout<<"\t\t$ \t7. VIEW A STUDENT. \t$"<<endl;
cout<<"\t\t$ \t8. ISSUE BOOK. \t$"<<endl;
cout<<"\t\t$ \t9. RETURN BOOK. \t$"<<endl;
cout<<"\t\t$ \t0. EXIT. \t$"<<endl;
cout<<endl;
cout<<"\t\t ##############################################"<<endl;
cout<<endl;
cout<<"\t\t\t\tHit your choice:";
cin>>ch;
switch(ch)
{
case 1:clrscr();
int d,m;
d=DETECT;
initgraph(&d,&m," ");
cleardevice();
for(int g=440;g>=-250;g--)
{
cleardevice();
setcolor(5);
outtextxy(250,g,"WELCOME TO");
outtextxy(230,g+20,"LIBRARY MANAGEMENT");
outtextxy(260,g+40,"SYSTEM");
setcolor(6);
outtextxy(250,g+100,"MADE BY");
outtextxy(250,g+120,"*******");
outtextxy(180,g+140,"NARMADHA.S.T");
setcolor(3);
setcolor(12);
setbkcolor(14);
settextstyle(7,0,5);
outtextxy(250,g+250,"THANK YOU");
delay(20);
}
cleardevice();
cout<<endl;
cout<<endl;
cout<<"\t The Project Library Management System contains three "<<endl;
cout<<"\t different modules."<<endl;
cout<<endl;
cout<<"\t We can add new books,see the list of added books,"<<endl;
cout<<"\t search a particular book."<<endl;
cout<<endl;
cout<<"\t Similarly, we can add new students, view the list of"<<endl;
cout<<"\t all added students with their course details and view"<<endl;
cout<<"\t a single student."<<endl;
cout<<endl;
cout<<"\t The main module in the project is the issue-return module."<<endl;
cout<<endl;
cout<<"\t We can issue only two books to a student.The issued period"<<endl;
cout<<"\t is for twenty days.So within twenty days, the student should"<<endl;
cout<<"\t return the book or can extend further for a period of twenty"<<endl;
cout<<"\t days.If neither returned nor extended,a fine of Re.1/day is"<<endl;
cout<<"\t collected on the day of return."<<endl;
cout<<endl<<endl;
cout<<"\t\t\t\t THANK YOU"<<endl;
cout<<endl;
cout<<"\t\t\t\t Narmadha.S.T"<<endl;
cout<<endl;
cout<<endl;
cout<<"\t\t\t<<-----BACK TO MAIN MENU-----"<<endl;
getch();
closegraph();
main();
getch();
break;
case 2:clrscr();
cout<<"\t\tYOU HAVE CHOSEN TO ADD BOOK DETAILS"<<endl;
cout<<"\t\t^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"<<endl;
cout<<endl;
cout<<endl;
cout<<"\t\tEnter number of books to be added:";
cin>>n;
for(i=1;i<=n;i++)
{
cout<<"Enter book code:"<<100+i;
b[i].addbook();
}
cout<<endl;
cout<<endl;
cout<<"\t\t<<-----Back To Main Menu-----"<<endl;
getch();
main();
break;
case 3:clrscr();
cout<<"\t\t\tLIST OF ALL ADDED BOOKS"<<endl;
cout<<"\t\t\t^^^^^^^^^^^^^^^^^^^^^^^"<<endl;
cout<<endl;
cout<<"**********************************************************************"<<endl;
cout<<"BOOKCODE\tBOOKNAME\tAUTHORNAME\tPUB.COMPANY\tPRICE"<<endl;
cout<<"**********************************************************************"<<endl;
for(i=1;i<=n;i++)
{
b[i].dispbook();
}
cout<<endl;
cout<<endl;
for(i=1;i<=n;i++)
{
b[i].liststat();
}
cout<<endl;
cout<<"\t\t<<-----Back To Main Menu-----"<<endl;
getch();
main();
break;
case 4:clrscr();
cout<<"\t\t\tSEARCH A BOOK"<<endl;
cout<<"\t\t\t^^^^^^^^^^^^^^"<<endl;
cout<<endl;
cout<<"\t\tEnter book code to search:";
cin>>sbookcode;
for(i=1;i<=n;i++)
{
if(sbookcode==b[i].bookcode)
{
flag=1;
pos=i;
}
}
if(flag==1)
{
cout<<endl;
cout<<"\t\tBook is available!!"<<endl;
cout<<endl;
cout<<"\t\tTHE BOOK DETAILS ARE..."<<endl;
cout<<endl;
cout<<"\t\tBook code :"<<b[pos].bookcode<<endl;
cout<<"\t\tBook name :"<<b[pos].bookname<<endl;
cout<<"\t\tAuthor name :"<<b[pos].authorname<<endl;
cout<<"\t\tPublishing company :"<<b[pos].bookpub<<endl;
cout<<"\t\tBook price :"<<b[pos].bookprice<<endl;
}
else
{
cout<<endl;
cout<<"\t\tSorry!..No Book Exists With Code:"<<sbookcode<<endl;
}
cout<<endl;
cout<<endl;
cout<<"\t\t"<<"<<-----Back To Main Menu-----"<<endl;
getch();
main();
break;
case 5:clrscr();
cout<<"\t\tYOU HAVE CHOSEN TO ADD STUDENT DETAILS"<<endl;
cout<<"\t\t^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"<<endl;
cout<<endl;
cout<<"\t\tEnter number of students to be added:";
cin>>n1;
for(i=1;i<=n1;i++)
{
s[i].addstud();
}
cout<<endl;
cout<<"\t\tNumber of newly added students:"<<n1<<endl;
cout<<endl;
cout<<endl;
cout<<"\t\t<<-----Back To Main Menu-----"<<endl;
getch();
main();
break;
case 6:clrscr();
cout<<"\t\tLIST OF ALL ADDED STUDENTS"<<endl;
cout<<"\t\t^^^^^^^^^^^^^^^^^^^^^^^^^^"<<endl;
cout<<endl;
cout<<"\t******************************************"<<endl;
cout<<"\tSTUDENT ID\tSTUDENT NAME\tDEPT NAME"<<endl;
cout<<"\t******************************************"<<endl;
for(i=1;i<=n1;i++)
{
s[i].dispstud();
}
cout<<endl;
cout<<"\t<<-----Back To Main Menu-----"<<endl;
getch();
main();
break;
case 7:clrscr();
cout<<"\t\t\tVIEW A STUDENT"<<endl;
cout<<"\t\t\t^^^^^^^^^^^^^^"<<endl;
cout<<endl;
cout<<"\t\tEnter student id to view:";
cin>>sstudid;
for(i=1;i<=n1;i++)
{
if(sstudid==s[i].studid)
{
sflag=1;
stpos=i;
}
}
if(sflag==1)
{
cout<<endl;
cout<<"\t\tStudent found!!"<<endl;
cout<<endl;
cout<<"\t\tTHE STUDENT DETAILS ARE..."<<endl;
cout<<endl;
cout<<"\t\tStudent name :"<<s[stpos].studname<<endl;
cout<<"\t\tDepartment name :"<<s[stpos].deptname<<endl;
}
else
{
cout<<endl;
cout<<"\t\tSorry!..No Student found with this id:"<<sstudid<<endl;
}
cout<<endl;
cout<<endl;
cout<<"\t\t"<<"<<-----Back To Main Menu-----"<<endl;
getch();
main();
break;
case 8:clrscr();
cout<<"\t\t YOU HAVE CHOSEN TO ISSUE A BOOK"<<endl;
cout<<"\t\t^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"<<endl;
cout<<endl;
cout<<"\t\tEnter student id:";
cin>>istudid;
for(i=1;i<=n1;i++)
{
if(istudid==s[i].studid)
{
flag=1;
spos=i;
}
}
if(flag==1)
{
cout<<"\t\tEnter book code to issue book:";
cin>>ibookcode;
for(i=1;i<=n;i++)
{
if(ibookcode==b[i].bookcode)
{
flag1=1;
ipos=i;
}
}
}
cout<<endl;
if(flag==1)
{
if(flag1==1)
{
if(s[spos].bookcount!=0)
{
if(b[ipos].status==1)
{
s[spos].bookcount--;
b[ipos].status=0;
cout<<"\t\tDate of issue"<<endl;
cout<<"\t\t~~~~~~~~~~~~~"<<endl;
is.isdatecalc();
is.isdate();
is.retdate();
cout<<"\t\tThis book is now issued...."<<endl;
cout<<endl;
cout<<"\t\tBooks allowed now:"<<s[spos].bookcount<<endl;
cout<<endl;
cout<<"\t Student Id\t Student Name\t BookCode"<<endl;
cout<<"\t ----------\t ------------\t --------"<<endl;
cout<<"\t "<<s[spos].studid<<"\t\t "<<s[spos].studname<<"\t\t "<<b[ipos].bookcode<<endl;
}
else
{
cout<<"\t\tSorry!Book already issued.."<<endl;
}
}
else
{
cout<<"\t\tSorry!.You cannot take more than two books.."<<endl;
}
}
else
{
cout<<"\t\tSorry!..No Book Exists With Code:"<<ibookcode<<endl;
}
}
else
{
cout<<"\t\tSorry!..No Student Exists with Id:"<<istudid<<endl;
}
cout<<endl;
cout<<"\t\t<<-----Back To Main Menu-----"<<endl;
getch();
main();
break;
case 9:clrscr();
cout<<"\t\tYOU HAVE CHOSEN TO RETURN A BOOK"<<endl;
cout<<"\t\t^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"<<endl;
cout<<endl;
cout<<"\t\tEnter student id:";
cin>>rstudid;
cout<<endl;
for(i=1;i<=n1;i++)
{
if(rstudid==s[i].studid)
{
rflag1=1;
rpos1=i;
}
}
if(rflag1==1)
{
cout<<"\t\tEnter book code to return book:";
cin>>rbookcode;
cout<<endl;
for(i=1;i<=n;i++)
{
if(rbookcode==b[i].bookcode)
{
rflag2=1;
rpos2=i;
}
}
}
if(rflag1==1)
{
if(rflag2==1)
{
cout<<"\tIs the bookcode:"<<b[rpos2].bookcode<<" issued to student id:"<<s[rpos1].studid<<" ?y/n:";
cin>>ch4;
if(ch4=='y')
{
if(b[rpos2].status==0)
{
cout<<endl;
cout<<"\t\tYou can Return the Book..."<<endl;
cout<<endl;
is.retdate();
cout<<"\t\tAre you sure you want to return this book ?y/n:";
cin>>ch2;
cout<<endl;
if(ch2=='y')
{
cout<<"\t\t Is the book returned before due date?y/n:";
cin>>ch3;
cout<<endl;
if(ch3=='y')
{
// is.retdate();
//cout<<endl;
cout<<"\t\tBook returned before due date"<<endl;
cout<<endl;
cout<<"\t\t\tFine - NIL"<<endl;
cout<<endl;
cout<<"\t\t\t THANK YOU"<<endl;
b[rpos2].status=1;
s[rpos1].bookcount++;
cout<<endl;
cout<<"\t\t<<-----Back To Main Menu-----"<<endl;
getch();
main();
}
else
{
clrscr();
cout<<endl;
cout<<"\t\tYOU HAVE TO PAY FINE !!!"<<endl;
is.finecalc();
cout<<endl;
b[rpos2].status=1;
s[rpos1].bookcount++;
cout<<"\t\t<<-----Back To Main Menu-----"<<endl;
getch();
main();
}
}
else
{
is.retdate();
cout<<endl;
cout<<"\t\tYou can extend the book for another twenty days.."<<endl;
is.edatecalc();
}
}
else
{
cout<<endl;
cout<<"\t\tThis Book is not yet issued from library.. "<<endl;
}
}
else
{
cout<<endl;
cout<<"\t\t This book is not issued to you..Sorry!!!"<<endl;
}
}
else
{
cout<<endl;
cout<<"\t\tSorry!..No Book Exists With Code:"<<rbookcode<<endl;
}
}
else
{
cout<<endl;
cout<<"\t\tSorry!..No Student Exists With Id:"<<rstudid<<endl;
}
cout<<endl;
cout<<"\t\t<<-----Back To Main Menu-----"<<endl;
getch();
main();
break;
case 0:exit(0);
default: clrscr();
cout<<"\t\tYou have entered a wrong choice.."<<endl;
cout<<"\t\tPlease Re-enter your choice...."<<endl;
cout<<endl;
cout<<"\t\t\t<<---Go Back---"<<endl;
getch();
main();
break;
}
}while(ch==0);
getch();
}
