Cpp Project :libary manegement

Cpp Project :libary manegement

//libary manegement

#include<iostream>

#include<cstdio>

#define l 50

using namespace std;

char gr;

int total_book;

class book_class

{

private:

    int book_id;

    string book_title;

    int book_edition;

    string book_author;

    string book_publisher;

    int book_available;

public:

    void book_entry (int i);

    void book_search_issue();

    void book_update();

} book[15];

int main()

{

    int a,i=0;

    while(1)

    {

        cout << "\n\n\n\n";

        cout << "\t                                             \n";

        cout << "\t  1.Press 1 to entry new book information.   \n";

        cout << "\t  2.Press 2 to search your book.              \n";

        cout << "\t  3.Press 3 to updating book edition.        \n";

        cout << "\t  4.Press 4 to EXIT                          \n";

        cout << "\t                                             \n";

        cout << "\t\n";

        cout << "\n                What do you want?(1,2,3,4): ";

        cin >> a;

        while(a<1||a>4)

        {

            cout << "\n\tYour entry was invalid\n";

            cout << "\tPlease select one of the action from the above list: ";

            cin >> a;

        }

        switch(a)

        {

        case 1:

            book[i].book_entry (i);

            i++;

            total_book=i;

            break;

        case 2:

            book[i].book_search_issue();

            break;

        case 3:

            book[i].book_update();

            break;

        }

        if(a==4)

            break;

    }

    return 0;

}

void book_class::book_entry (int i)

{

    using namespace std;

    book[i].book_id=i+1;

    gr=getchar();

    cout << "\n\tBook id           : 0" << book[i].book_id;

    cout << "\n\tEnter title       : ";

    getline(cin,book[i].book_title);

    cout << "\tEnter edition     : ";

    cin >> book[i].book_edition;

    gr=getchar();

    cout << "\tEnter author      : ";

    getline(cin,book[i].book_author);

    cout << "\tEnter publisher   : ";

    getline(cin,book[i].book_publisher);

    book[i].book_available=1;

    cout << "\n\t\n";

    cout << "\t   You have successfully entered another book info. \n";

    cout << "\t\n\n";

}

void book_class::book_search_issue()

{

    string search_title;

    char deci;

    int i,c=0;

    gr=getchar();

    cout << "\n\tType your Book title: ";

    getline(cin,search_title);

    for(i=0; i<total_book; i++)

    {

        if(search_title==book[i].book_title)

        {

            c++;

            if(book[i].book_available==1)

                c++;

            break;

        }

    }

    if(c==0)

        cout << "\n\tSorry!! The Book Is Not In Our Index.\n";

    if(c==1)

        cout << "\n\tSorry!! The Book Is Not Available Now.Please come later.\n";

    if(c==2)

    {

        cout << "\n\n\tIs this your book?";

        cout << "\n\n";

        cout << "\n\t    Book ID      : " << book[i].book_id;

        cout << "\n\t    Title        : " << book[i].book_title;

        cout << "\n\t    Edition no   : " << book[i].book_edition;

        cout << "\n\t   Author       : " << book[i].book_author;

        cout << "\n\t    Publisher    : " << book[i].book_publisher;

        cout << "\n\t\n";

        cout << "\n\tDo your want to issu this book?(y/n): ";

        deci=getchar();

        if(deci=='y'||deci=='Y')

        {

            cout << "\n\tYou have issued this book successfully.\n";

            cout << "\tThank You \n";

            book[i].book_available=0;

        }

        else

        {

            cout << "\n\tThank You. See you again.\n";

        }

    }

}

void book_class::book_update()

{

    int id;

    cout << "\n\tEnter Book id   : ";

    cin >> id;

    cout << "\n\tUpdate Edition  : ";

    cin >> book[id-1].book_edition;

}

//