no sleep to 2:00.cpp

#include<iostream>
#include<iomanip>
#include<stdlib.h>
#include<string.h>
#include<string>
#include <cstdlib>
#include <bits/stdc++.h>
#include <windows.h>
using namespace std;
struct Date{
int yy,mm,dd;
};
struct Address{
int house_no;
string phone;
};

struct Admin{
string password,user_name;

};
struct Book{

string book_id,title,author,shelf_no,catagory;
int quantity,isbn,edition;
Date date_of_pub;
float rate;
int read_freq;
bool issued;
}book[1000];

struct User{
string name, user_id;
int age;
Address user_address;
int num_issued_book;
Book issued_book;
Date issue_date,return_date;
}user[1000];



void welcome();
void main_menu();
void user_option();
void display(int[],int);
void search1 (char a);
void listbook (char a);
void list_by_catagory();
void most_read_book();
void by_rating();
void recent_books();
void admin_option();
void all_books();
void Backoption(char);
//*************************************************

void sampleData();
void isueOrReturnbook(char);
int userChecker();


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

void addbook();
void ModifyBookDetail();
int bookChecker();
void deleteBook();
void memberRegistration();
void ModifyMemberDetail();
void deleteMember();

int i,Bcounter=5,j;//  temporary declaration
int Ucounter;

//*************************************
bool stop=false;
int main(){

welcome();
sampleData();

while(!stop){
   main_menu();
}

return 0;
}
void welcome(){
 system("cls");
  cout<<"\t%%      %%      ";
       cout<<"\n\t%%      %% %%%%%%% %%      %%%%%%  %%%%%% %%%%  %%%% %%%%%%%";
       cout<<"\n\t%%      %% %%      %%      %%      %%  %% %%  %%% %% %%       ";


       cout<<"\n\t%%  %%  %% %%%%%   %%      %%      %%  %% %%  %%% %% %%%%%      ";
       cout<<"\n\t%%  %%  %% %%      %%      %%      %%  %% %%      %% %%           ";
       cout<<"\n\t%%%%%%%%%% %%%%%%% %%%%%%% %%%%%%% %%%%%% %%      %% %%%%%%%     ";
       cout<<"\n\n\t\t\t        $$$$$$$$  $$$$$        ";
       cout<<"\n\t\t\t           $$     $   $      ";
       cout<<"\n\t\t\t           $$     $$$$$    ";

       cout<<"\n\n\n\t\t\t  (******** 5M LIBERARY  *******)";
        cout<<"\n\n\n --->  Made By: Group 1 ";
        cout<<"\n --->  AASTU 2021 All right reserved  ";

cout<<"\n\n\n";
system ("pause");
}

//This function creates sample data
void sampleData(){
//sample books

book[0]={"b100","c++","Mahri","A20","Programming",3,122,2,{2000,07,25},5,0,false};
book[1]={"b101","Luxury life","Mahi Tz","A10","Self help",5,1224,2,{2015,07,25},5,0,false};
book[2]={"b102","Tsom ","Mastewal","A20","Programming",8,4568,2,{2001,06,23},2,2,false};
book[3]={"b103","Java","Matiyas","A20","Fiction",6,7892,2,{2021,04,10},3,1,false};
book[4]={"b104","sql","Matiyas","A20","Religious",1,45587,2,{2020,04,15},4.5,3,false};

//sample user
user[0]={"Lebamlak","u100",20,{8040,"0942201994"},0};
user[1]={"Kidus ","u101",50,{7030,"0911111111"},0};
user[2]={"Ibsa Berhanu","u102",60,{4564,"0922222222"},0};
user[3]={"Chere Lemma","u103",30,{1415,"0933333333"},0};
user[4]={"Jima Agaro","u104",13,{7856,"0944444444"},0};


}






void main_menu(){
system ("cls");
 int choice;
       cout <<"\n\n\n\n"<<endl;
        cout << setw(15)<< char(176);      for(int i=0; i<90; i++){cout << char(205);} cout << char(176)<< endl;
        cout << setw(10)<< char(176)<<"select User or Admin to from the following  "<<endl;
        cout << setw(15)<< char(176)<<"1. User"<<endl;
        cout << setw(15)<< char(176)<<"2. Admin"<<endl;
        cout << setw(15)<< char(176)<<"3. Exit"<<endl;
        cout << setw(15)<< char(176);      for(int i=0; i<90; i++){cout << char(205);} cout << char(176)<< endl;
        cin>>choice;


         switch (choice){
    case 1:
      user_option();
        break;

    case 2:
    admin_option ();
        break;
    }


}


void user_option(){

system ("cls");
 char choice;
       cout <<"\n\n\n\n"<<endl;
        cout << setw(15)<< char(176);      for(int i=0; i<90; i++){cout << char(205);} cout << char(176)<< endl;
        cout << setw(15)<< char(176)<<"search books by"<<endl;
        cout << setw(20)<< char(176)<<"a, Title"<<endl;
        cout << setw(20)<< char(176)<<"b, Author"<<endl;
        cout << setw(20)<< char(176)<<"c, ISBN"<<endl;
        cout << setw(15)<< char(176)<<"List books by"<<endl;
        cout << setw(20)<< char(176)<<"d, category"<<endl;
        cout << setw(20)<< char(176)<<"e, Most read"<<endl;
        cout << setw(20)<< char(176)<<"f, Rating "<<endl;
         cout << setw(20)<< char(176)<<"g, Recent books"<<endl;
          cout << setw(20)<< char(176)<<"h, All books"<<endl;
        cout << setw(15)<< char(176)<<endl;
        cout << setw(15)<< char(176)<<endl;
        cout << setw(15)<< char(176);      for(int i=0; i<90; i++){cout << char(205);} cout << char(176)<< endl;
        cout << setw(15)<< char(176);cout << setw(20)<< char(176)<<"i, Back to Main Menu"<<endl;

 cin.clear();
 cin.ignore(1000,'\n');
        cin>>choice;

          char b=choice;
        if('a'==b || b=='b'||b=='c'){
            search1(b);

         }
        else if(b=='d'||b=='e'||b=='f'||b=='g' ||b=='h'){
            listbook(b);}

else if(b=='i')
    main_menu();

       // return choice;
}

void display(int x[],int sizee){
   system("cls");
cout <<"\n\n\n"<<endl;cout << char(201);  for(int i=0; i<4; i++){cout << char(205);}cout << char(203); /*1*/ for(int i=0; i<8; i++){cout << char(205);}cout << char(203); /*2*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(203); /*3*/for(int i=0; i<15; i++){cout << char(205);}cout << char(203); /*4*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(203); /*5*/for(int i=0; i<8; i++){cout << char(205);}cout << char(203); /*6*/
for(int i=0; i<8; i++){cout << char(205);}cout << char(203); /*7*/for(int i=0; i<18; i++){cout << char(205);}cout << char(203); /*11*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(203); /*8*/
for(int i=0; i<8; i++){cout << char(205);}cout << char(203); /*9*/for(int i=0; i<8; i++){cout << char(205);}cout << char(203); /*10*/cout << char(187) << endl;

cout << char(186) <<setw(4)<<"No"<<char(186)  /*1*/ <<setw(8)<<"book_id"<< char(186);/*2*/
cout<<setw(15)<<"title"<<char(186)/*3*/<<setw(15)<<"author"<<char (186);/*4*/
cout<<setw(15)<<"catagory"<<char(186)/*5*/<<setw(8)<<"rate"<<char (186);/*6*/
cout<<setw(8)<<"quantity"<<char(186);/*7*/
cout<<setw(18)<<"publication date"<<char (186);/*11*/
cout<<setw(15)<<"shelf_no"<<char (186)/*8*/<<setw(8)<<"edition"<<char(186)/*9*/<<setw(8)<<"isbn"<<char (186)/*10*/<< endl;

cout << char(200);  for(int i=0; i<4; i++){cout << char(205);}cout << char(206); /*1*/ for(int i=0; i<8; i++){cout << char(205);}cout << char(206); /*2*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(206); /*3*/for(int i=0; i<15; i++){cout << char(205);}cout << char(206); /*4*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(206); /*5*/for(int i=0; i<8; i++){cout << char(205);}cout << char(206); /*6*/
for(int i=0; i<8; i++){cout << char(205);}cout << char(206); /*7*/for(int i=0; i<18; i++){cout << char(205);}cout << char(206); /*11*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(206); /*8*/
for(int i=0; i<8; i++){cout << char(205);}cout << char(206); /*9*/for(int i=0; i<8; i++){cout << char(205);}cout << char(206) /*10*/<< char(188)<<endl;


for (int i=0;i<sizee;i++){
cout << char(201);  for(int i=0; i<4; i++){cout << char(205);}cout << char(206); /*1*/ for(int i=0; i<8; i++){cout << char(205);}cout << char(206); /*2*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(206); /*3*/for(int i=0; i<15; i++){cout << char(205);}cout << char(206); /*4*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(206); /*5*/for(int i=0; i<8; i++){cout << char(205);}cout << char(206); /*6*/
for(int i=0; i<8; i++){cout << char(205);}cout << char(206); /*7*/for(int i=0; i<18; i++){cout << char(205);}cout << char(206); /*11*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(206); /*8*/
for(int i=0; i<8; i++){cout << char(205);}cout << char(206); /*9*/for(int i=0; i<8; i++){cout << char(205);}cout << char(206); /*10*/cout << char(187) << endl;

cout << char(206) <<setw(3)<<i+1<<"."<<char(206)  /*1*/ <<setw(8)<<book[x[i]].book_id<< char(206);/*2*/
cout<<setw(15)<<book[x[i]].title<<char(206)/*3*/<<setw(15)<<book[x[i]].author<<char (206);/*4*/
cout<<setw(15)<<book[x[i]].catagory<<char(206)/*5*/<<setw(8)<<book[x[i]].rate<<char (206);/*6*/
cout<<setw(8)<<book[x[i]].quantity<<char(206);/*7*/
cout<<setw(5)<<book[x[i]].date_of_pub.dd<<"-"<<setw(5)<<book[x[i]].date_of_pub.mm<<"-"<<setw(6)<<book[x[i]].date_of_pub.yy<<char (186);/*11*/
cout<<setw(15)<<book[x[i]].shelf_no<<char (206)/*8*/<<setw(6)<<book[x[i]].edition<<"th"<<char(206)/*9*/<<setw(8)<<book[x[i]].isbn<<char (206)/*10*/<< endl;

cout << char(200);  for(int i=0; i<4; i++){cout << char(205);}cout << char(202); /*1*/ for(int i=0; i<8; i++){cout << char(205);}cout << char(202); /*2*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(186); /*3*/for(int i=0; i<15; i++){cout << char(205);}cout << char(186); /*4*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(186); /*5*/for(int i=0; i<8; i++){cout << char(205);}cout << char(186); /*6*/
for(int i=0; i<8; i++){cout << char(205);}cout << char(186); /*7*/for(int i=0; i<18; i++){cout << char(205);}cout << char(186); /*11*/
for(int i=0; i<15; i++){cout << char(205);}cout << char(186); /*8*/
for(int i=0; i<8; i++){cout << char(205);}cout << char(186); /*9*/for(int i=0; i<8; i++){cout << char(205);}cout << char(186); /*10*/cout << char(188) << endl<<endl;;



}
    Backoption('u');
}

//


void search1 (char a){
int Num_search[Bcounter],counter=0;
switch (a){
case 'a':{cin.ignore();
system ("cls");
cout<<"\n\n\n"<<"           "<<"Please insert the title of the book"<<endl;
string searchName,temp_title;
getline (cin, searchName);
 transform (searchName.begin(),searchName.end(),searchName.begin(),:: tolower);
for (int i=0;i<Bcounter;i++){
    temp_title=book[i].title;
transform (temp_title.begin(),temp_title.end(),temp_title.begin(),:: tolower);
        if (temp_title==searchName){
      Num_search[counter]=i;
      counter++;
    }
}
if (counter>0){
   display (Num_search,counter);
}
else{

  cout<<"NO Search Result found...!\n";
   system("pause");
   user_option();
}
   break;
}
case 'b':{cin.ignore();
system ("cls");
cout <<"\n\n\n"<<"           "<<"Please insert the Author of the book"<<endl;
string searchName,temp_autohr;
getline (cin, searchName);
 transform (searchName.begin(),searchName.end(),searchName.begin(),:: tolower);

for (int i=0;i<Bcounter;i++){
    temp_autohr=book[i].author;
transform (temp_autohr.begin(),temp_autohr.end(),temp_autohr.begin(),:: tolower);
        if (temp_autohr==searchName){
      Num_search[counter]=i;
      counter++;
    }
}

if (counter>0){
   display (Num_search,counter);
}
else{

  cout<<"NO Search Result found...!\n";
   system("pause");
   user_option();
}
break;
}
case 'c':{;
system ("cls");
cout <<"\n\n\n"<<"           "<<"Please insert the ISBN of the book"<<endl;
int isbn;
cin >>isbn;
for (int i=0;i<=Bcounter;i++){
if (isbn==book[i].isbn){
        Num_search[counter]=i;
    counter++;
                }
            }
if (counter>0){
   display (Num_search,counter);
}
else{

  cout<<"NO Search Result found...!\n";
  system("pause");
  user_option();
}
break;
        }
    }

}

void listbook (char a){
switch(a){
case 'd': list_by_catagory();
    break;
case 'e': most_read_book();
    break;
case 'f': by_rating();
    break;
case 'g': recent_books();
    break;
case 'h': all_books();
break;
}
}
void list_by_catagory(){
            system("cls");
       cout <<"\n\n\n\n"<<endl;
        cout << setw(15)<< char(176);      for(int i=0; i<90; i++){cout << char(205);} cout << char(176)<< endl;
        cout << setw(15)<< char(176)<<"choose category "<<endl;
        cout << setw(20)<< char(176)<<"a, Fiction "<<endl;
        cout << setw(20)<< char(176)<<"b, Science "<<endl;
        cout << setw(20)<< char(176)<<"c, Art"<<endl;
        cout << setw(20)<< char(176)<<"d, Self help"<<endl;
        cout << setw(20)<< char(176)<<"e, Religious"<<endl;
        cout << setw(20)<< char(176)<<"f, Social science "<<endl;
        cout << setw(20)<< char(176)<<"g, Amharic"<<endl;
        cout << setw(20)<< char(176)<<"h, Research book"<<endl;
        cout << setw(20)<< char(176)<<"i, Programing "<<endl;
        cout << setw(20)<< char(176)<<"j, Back "<<endl;
int counter=0;
char choice;
cin >>choice;
int Num_search[Bcounter];
switch (choice){
case 'a':{for (int i=0;i<=Bcounter;i++){
if ((book[i].catagory=="Fiction")){
     Num_search[counter]=i;
    counter++;
    }
}

display (Num_search,counter);
break;
}

case 'b':{ for (int i=1;i<=Bcounter;i++){
    if ((book[i].catagory=="Science")){
     Num_search[counter]=i;
    counter++;
    }
}
display (Num_search,counter);
break;
}

case 'c':
    {for (int i=1;i<=Bcounter;i++){
    if ((book[i].catagory=="Art")){
Num_search[counter]=i;
    counter++;
}
display (Num_search,counter);
break;
}

case 'd': {for (int i=0;i<Bcounter;i++){
    if ((book[i].catagory=="Self help")){
Num_search[counter]=i;
    counter++;
    }
}
display (Num_search,counter);
break;
}

case 'e': {for (int i=0;i<Bcounter;i++){
    if ((book[i].catagory=="Religious")){
Num_search[counter]=i;
    counter++;
    }
}
display (Num_search,counter);
break;
}
case 'f': {for (int i=0;i<Bcounter;i++){
    if ((book[i].catagory=="Social science")){
Num_search[counter]=i;
    counter++;
    }
}
display (Num_search,counter);
break;
}
case 'g': {for (int i=0;i<Bcounter;i++){
    if ((book[i].catagory=="Amharic")){
    Num_search[counter]=i;
    counter++;
    }
}
display (Num_search,counter);
break;
}

case 'h': {for (int i=0;i<Bcounter;i++){
    if ((book[i].catagory=="Research books")){
    Num_search[counter]=i;
    counter++;
    }
}
display (Num_search,counter);
break;
            }
        }
case 'i': {for (int i=0;i<Bcounter;i++){
    if ((book[i].catagory=="Programming")){
        Num_search[counter]=i;
    counter++;
        }
    }
display (Num_search,counter);
break;
            }
case 'j':
    user_option();
    break;
        }
}


void most_read_book(){
    int Num_search[Bcounter],counter=0;
    for (int i=0;i<Bcounter;i++){
    if (book[i].read_freq>=2){
        Num_search[counter]=i;
    counter++;
                }
                }

    display (Num_search,counter);

}
void by_rating(){
    int Num_search[Bcounter],counter=0,counterr=0;
    float arr[Bcounter];
    for (int i=0;i<Bcounter;i++)
      arr[i]=book[i].rate;
    int n = sizeof(arr) / sizeof(arr[0]);
    float arr1[Bcounter];
sort(arr, arr + n);

for(int i=0; i<n;i++){
       if(arr[i]!=arr[i+1])
            {
                arr1[counterr]=arr[i];
                counterr++;

            }
}

for(int i=counterr; i>=0;i--)
    for(int j=0;j<Bcounter;j++){
       if(arr1[i]==book[j].rate){
  Num_search[counter]=j;
            counter++;
}
    }

display (Num_search,counter);
}

void recent_books(){
    int Num_search[Bcounter],counter=0;

            for (int j=0;j<Bcounter;j++){
        if (book[j].date_of_pub.yy>=2020){
            Num_search[counter]=j;
            counter++;
        }

    }

display (Num_search,counter);
}

void all_books(){
    int Num_search[Bcounter],count;
    for (int i=0;i<Bcounter;i++){
        Num_search[i]=i;
    }

    display (Num_search,Bcounter);

}







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



void addbook(){
system("cls");
    addanother:  // it gives the  the admin the chance to add multiple books ;
    cout<<"Add Book details "<<endl;

   cout<<"Enter book Title : ";    getline(cin,book[Bcounter].title);
   cout<<"Enter Author's Name   : ";  getline(cin,book[Bcounter].author);
   cout<<"Enter Shelf number : ";  getline(cin,book[Bcounter].shelf_no);
   cout<<"Enter Book Id : ";   getline(cin,book[Bcounter].book_id);
   cout<<"Enter Book category  : ";  getline(cin,book[Bcounter].catagory);
   cout<<"Enter Book's Quantity : ";  cin>>book[Bcounter].quantity;
   cout<<"Enter Book's ISBN number : ";  cin>>book[Bcounter].isbn;
   cout<<"Enter Book's Edition  : ";  cin>>book[Bcounter].edition;
   cout<<"Enter Book's Date of publication  : ";  cin>>book[Bcounter].date_of_pub.dd>>book[Bcounter].date_of_pub.mm>>book[Bcounter].date_of_pub.yy;


   cout<<"Book added succesfully"<<endl;
    Bcounter++;
     int choice ;
    cout<<"Do you want to Add another book 1(yes ) or 2(NO) "; cin>>choice;
    cin.ignore();
       system ("cls");

       if (choice==1)
        goto addanother;

else
    Backoption('a');

}



void ModifyBookDetail(){

          i=bookChecker();

       // then display the existing details



        cout<<"Enter the New book Details "<<endl;
        cout<<"Enter book Title : ";    getline(cin,book[i].title);
        cout<<"Enter Author's Name   : ";  getline(cin,book[i].author);
        cout<<"Enter Shelf number : ";  getline(cin,book[i].shelf_no);
        cout<<"Enter Book Id : ";   getline(cin,book[i].book_id);
        cout<<"Enter Book category  : ";  getline(cin,book[i].catagory);
        cout<<"Enter Book's Quantity : ";  cin>>book[i].quantity;
        cout<<"Enter Book's ISBN number : ";  cin>>book[i].isbn;
        cout<<"Enter Book's Edition  : ";  cin>>book[i].edition;
        cout<<"Enter Book's Date of publication  : ";  cin>>book[i].date_of_pub.dd>>book[i].date_of_pub.mm>>book[i].date_of_pub.yy;







}

 // function to check if book exists or not and if the book exists it returns the index

int bookChecker(){
       string ID;
       if(Bcounter==0)
        cout<<setw(53)<<"No Book has been Added Yet"<<endl;
        else{
        reenter: cout<<setw(53)<<"Enter Book Id : ";   cin>>ID;
        cin.clear(); cin.ignore(1000,'\n');


         for(int i=0;i<Bcounter;i++){

                if(ID==book[i].book_id){
                   return i;
                  break;
               }

                else if(i==Bcounter-1) {
                cout<<"The Book has either been Deleted or Doesn't Exist "<<endl;

                // choice for going back to the main menu
                goto reenter;
              }
         }
        }
}



void deleteBook(){

      i=bookChecker();


      for(int j=i; j<Bcounter;j++){  // this loop is to move the accounts forward

        book[j].title=book[j].title;
        book[j].author=book[j+1].author;
        book[j].shelf_no=book[j+1].shelf_no;
        book[j].book_id=book[j+1].book_id;
        book[j].catagory=book[j+1].book_id;
        book[j].quantity=book[j+1].quantity;
        book[j].isbn=book[j+1].isbn;
        book[j].edition=book[j+1].edition;
        book[j].date_of_pub.dd=book[j+1].date_of_pub.dd;
        book[j].date_of_pub.mm=book[j+1].date_of_pub.mm;
        book[j].date_of_pub.yy=book[j+1].date_of_pub.yy;


              if(j==Bcounter-2)
                break;

           }
          Bcounter--;





}


void memberRegistration(){

        addanother: // to register multiple members at once


         cout<<"Enter Name : "; getline(cin,user[Ucounter].name);
         cout<<"Enter ID : " ; getline(cin,user[Ucounter].user_id);
         cout<<"Enter Age : ";  cin>>user[Ucounter].age;
         cout<<"Enter House no. : "; cin>>user[Ucounter]. user_address.house_no;
         cout<<"Enter Phone no. : ";  cin>>user[Ucounter]. user_address.phone;

         cout<<"Member added successfully !"<<endl;
         Ucounter++;
         int choice ;

    cout<<"Do you want to Add another member 1(yes ) or 2(NO) "; cin>>choice;
    cin.ignore();
       system ("cls");

       if (choice==1)
        goto addanother;


}


void ModifyMemberDetail(){

         //  i=UserChecker(); // we check for the account

       // then display the existing details
       cout<<"Enter The New Details for the member  "<<endl;

       cout<<"Enter Name : "; getline(cin,user[i].name);
        cout<<"Enter ID : " ; getline(cin,user[i].user_id);
         cout<<"Enter Age : ";  cin>>user[i].age;
         cout<<"Enter House no. : "; cin>>user[i]. user_address.house_no;
         cout<<"Enter Phone no. : ";  cin>>user[i]. user_address.phone;



}


void deleteMember(){
      // i=UserChecker();
       for(int j=i; j<Ucounter;j++){  // this loop is to move the accounts forward
             user[j].name=user[j+1].name;
             user[j].user_id=user[j+1].user_id;
             user[j].age=user[j+1].age;
             user[j].user_address.house_no=user[j+1].user_address.house_no;
             user[j].user_address.phone=user[j+1].user_address.phone;
       if(j==Ucounter-2)
                break;

           }
          Ucounter--;
}


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



void isueOrReturnbook(char opreation ){
cout<<"\t\t^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"<<endl;
if(opreation=='i')
cout<<"\t\t       ^^^^^^^^^^^^^ ISSUE Book....  ^^^^^^^^^^^^^"<<endl;
else if(opreation=='r')
cout<<"\t\t       ^^^^^^^^^^^^^ Deposit Book....  ^^^^^^^^^^^^^"<<endl;
cout<<"\t\t^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"<<endl;

int bindex,uindex,timedifference,fine;

bindex=bookChecker();
uindex=userChecker();

if(opreation=='i'){
book[bindex].quantity--;
book[bindex].read_freq++;
book[bindex].issued=true;

user[uindex].num_issued_book++;
user[uindex].issued_book=book[bindex];
cout<<"Enter issued date(DD-MM-YY): ";
cin>>user[uindex].issue_date.dd>>user[uindex].issue_date.mm>>user[uindex].issue_date.yy;

}

if(opreation=='r' && book[bindex].issued==true){
book[bindex].quantity++;
book[bindex].issued=false;
user[uindex].num_issued_book--;

cout<<"Enter return date(DD-MM-YY): ";
cin>>user[uindex].return_date.dd>>user[uindex].return_date.mm>>user[uindex].return_date.yy;
cout<<"\nPlease rate this book out of 5: ";
int r;
cin>>r;
book[bindex].rate=(book[bindex].rate+r)/2;

int yydifference=365*(user[uindex].issue_date.yy - user[uindex].return_date.yy);
int mmdifference=30*(user[uindex].issue_date.mm - user[uindex].return_date.mm);
int dddifference=(user[uindex].issue_date.dd - user[uindex].return_date.dd);
 timedifference=yydifference+mmdifference+dddifference;
 fine= (timedifference-5) *2;

}
cout<<"\n\n";
cout<<"BOOK"<<endl;
cout<<"___________________"<<endl;
cout<<"Book_ID: "<<book[bindex].book_id<<endl;
cout<<"BOOk Title: "<<book[bindex].title<<endl;
cout<<"Author: "<<book[bindex].author<<endl;
cout<<"______________";

cout<<"\n\n Issued By "<<endl;
cout<<"______________"<<endl;
cout<<"User Id: "<<user[uindex].user_id<<endl;
cout<<"Name: "<<user[uindex].name<<endl;
cout<<"Phone NO: "<<user[uindex].user_address.phone<<endl;
cout<<"______________\n\n";
if(opreation=='i'){
cout<<" Date(DD-MM-YY) "<<endl;
cout<<"______________"<<endl;
cout<<"Issued Date: "<<user[uindex].issue_date.dd<<"-"<<user[uindex].issue_date.mm<<"-"<<user[uindex].issue_date.yy<<endl;
cout<<"Should be returned: ";
if(user[uindex].issue_date.dd+5-30>0){
    cout<<user[uindex].issue_date.dd+5-30<<"-"<<user[uindex].issue_date.mm+1<<"-"<<user[uindex].issue_date.yy<<endl;
}
else{
 cout<<user[uindex].issue_date.dd+5<<"-"<<user[uindex].issue_date.mm<<"-"<<user[uindex].issue_date.yy<<endl;
}

cout<<"______________\n\n";
cout<<"Book issued successfully...\n\n";
cout<<"Note: Submit within 5 days, you will pay 2 Birr for each day after 5 day period.\n\n";
}

if(opreation=='r'){

  cout<<"The book returned in "<<timedifference<<" days\n\n";
  cout<<"Fine has to be deposited "<<fine<<" Birr\n\n";
  cout<<"\t\tBook Deposited Successfully...\n\n";
}


}


int userChecker(){
       string ID;
       if(Bcounter==0)
        cout<<setw(53)<<"No User has been Added Yet"<<endl;
        else{
        reenter: cout<<setw(53)<<"Enter Member_Id: ";   cin>>ID;
        cin.clear(); cin.ignore(1000,'\n');


         for(int i=0;i<Ucounter;i++){

                if(ID==user[i].user_id){
                   return i;
                  break;
               }

                else if(i==Ucounter-1) {
                cout<<"The Book has either been Deleted or Doesn't Exist "<<endl;

                // choice for going back to the main menu
                goto reenter;
              }
         }
        }
}



void Backoption(char pa){
    char rchoice;

  cout<<"\n\n\n"<<"Main menu [M]      Back [B]            Exit [E]   "<<endl;
   reenter:
  cin>>rchoice ;

  if(rchoice=='M'||rchoice=='m')

     main_menu();
  else if(rchoice=='B'||rchoice=='b')
{
    if(pa=='a')
    admin_option();
      else
      user_option();

}


  else if(rchoice=='E'||rchoice=='e'){

     stop=true;

  }
  else
    goto reenter;





}




void admin_option (){
    system ("cls");
system ("color 04");
        int choice;
    cout <<"\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n"<<endl;
    cout << setw(40)<< char(176);
    for(int i=0; i<90; i++){cout << char(205);}
    cout << char(176)<< endl;
    system ("color F");
    cout << setw(40)<< char(176);
    cout <<setw(55)<<"Administrator option ?"<< setw(61)<< char(176)<<endl;
    HANDLE u= GetStdHandle(STD_OUTPUT_HANDLE);
    SetConsoleTextAttribute(u,2);
     cout << setw(40)<< char(176)<<setw(20)<<""<<"Books"<<endl;
    cout << setw(40)<< char(176)<<setw(5)<<"1, "<<"Book issue"<<endl;
    cout << setw(40)<< char(176)<<setw(5)<<"2,"<<"Book deposit"<<endl;
     cout << setw(40)<< char(176)<<setw(5)<<"3,"<<"Add book"<<endl;;
      cout << setw(40)<< char(176)<<setw(5)<<"4,"<<"Modify book"<<endl;
       cout << setw(40)<< char(176)<<setw(5)<<"5,"<<"Delete Book"<<endl;
        cout << setw(40)<< char(176)<<setw(5)<<"6,"<<"Search specific book"<<endl;
      cout << setw(40)<< char(176)<<setw(5)<<"7,"<<"Display all books"<<endl;
      cout << setw(40)<< char(176)<<setw(5)<<"8,"<<"Display unreturned books"<<endl;
       cout << setw(40)<< char(176)<<setw(20)<<"User "<<endl;;
       cout << setw(40)<< char(176)<<setw(5)<<"9,"<<"Add user record"<<endl;
      cout << setw(40)<< char(176)<<setw(5)<<"10,"<<"Modify user record"<<endl;
       cout << setw(40)<< char(176)<<setw(5)<<"11,"<<"Delete user record"<<endl;
        cout << setw(40)<< char(176)<<setw(5)<<"12,"<<"Search specific user record"<<endl;
      cout << setw(40)<< char(176)<<setw(5)<<"13,"<<"Display all user record"<<endl;
      cout << setw(40)<< char(176)<<setw(5)<<"14,"<<"Statics "<<endl;
        cout << setw(40)<< char(176)<<setw(50)<<" "<<endl;
        cout << setw(40)<< char(176)<<setw(50)<<" "<<endl;
        cout << setw(40)<< char(176)<<setw(30)<<" "<<"please your choice--> "; cin >>choice;
    cout << setw(40)<< char(176);for(int i=0; i<90; i++){cout << char(205);}
    cout << char(176)<< endl;
    cout << setw(40)<< char(176);system ("pause");
    cout << setw(91)<< char(176);

cin.clear();
 cin.ignore(1000,'\n');

switch(choice){
case 1:
isueOrReturnbook('i');
    break;
case 2:
isueOrReturnbook('r');
    break;
case 3:
addbook();
    break;
case 4:
ModifyBookDetail();
    break;
case 5:
deleteBook();
    break;
case 6:
search1('a');
    break;
case 7:
listbook('h');
    break;
case 8:

    break;
case 9:
memberRegistration();
    break;

case 10:
ModifyMemberDetail();
    break;
case 11:
deleteMember();
    break;
/*case 13:

    break;
case 1:

    break;
case 1:

    break;
    */
}

}