#include <conio.h>
#include <iostream>
#include <windows.h>
#include "library.h"

using namespace std;

int main()
{
    char key;

    M:
        system("cls");
        cout << "LIBRARY MANAGEMENT PROGRAM" << endl;
        cout << "1. dang nhap" << endl;
        cout << "2. thoat" << endl;
        while(key = _getch(), key < '1' || key > '2');
        if(key == '1')
        {
            system("cls");
            string u_name, pass_word;
            cout << "USERNAME: ";
            cin >> u_name;
            cout << "PASSWORD: ";
            cin >> pass_word;
            if(logIn(u_name, pass_word))
            {
                N:
                    system("cls");
                    cout << "LIBRARY MANAGEMENT PROGRAM" << endl;
                    cout << "1. cho muon sach" << endl;
                    cout << "2. tra sach" << endl;
                    cout << "3. them, sua, xoa employee" << endl;
                    cout << "4. hien thi toan bo employee" << endl;
                    cout << "5. them, sua, xoa sach" << endl;
                    cout << "6. tim sach" << endl;
                    cout << "7. hien thi toan bo sach" << endl;
                    cout << "8. them, sua, xoa user" << endl;
                    cout << "9. dang xuat" << endl;
                    while(key = _getch(), key < '1' || key > '9');
                    goto N;
            }
            else
            {
                system("cls");
                cout << "sai username hoac sai password";
                Sleep(1000);
                goto M;
            }
        }
        else
        {
            return 0;
        }
}