using System;
using System.Collections.Generic;

namespace ConsoleApp2
{

    //student class
    class Student
    {
        public string s_id;
        public string s_name;

        public void setS_id(String s_id)
        {
            this.s_id = s_id;
        }
        public string getS_id()
        {
            return this.s_id;
        }

        public void setS_name(String s_name)
        {
            this.s_name = s_name;
        }
        public string getS_name()
        {
            return this.s_name;
        }

    }



    //book class

    class Book
    {
        public string isbn;//book id
        public string title;// book title
        public  string author;
        public string subject;
        public string shelf_id;//shelf number
        public string shelf_author;

        //getter / setter

        public void setTile(String title)
        {
            this.title = title;
        }
        public string getTile()
        {
            return this.title;
        }



    }

    class Student_Card
    {
        public string card_id;
        public Student student;

        public void setStudent(Student student)
        {
            this.student = student;
        }



    }

    //library
    class Library
    {
          public  string name;
        public string librarian_name;
        public List<Student> borrowerlist = new List<Student>();


        public void createLibrarian(string librarian_name)
        {
            this.librarian_name = librarian_name;
        }

        public void student_enroll(Student stdt, Student_Card demo_crad)
        {
            demo_crad.setStudent(stdt);
        }

        public void giveBook(Student_Card card)
        {
            borrowerlist.Add(card.student);
        }

        public void showList()
        {
            foreach (Student std in borrowerlist)
            {
                Console.WriteLine("Name: " + std.getS_name());
            }
        }



    }


    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Staring app.....");

            Library iubatLib = new Library();
            iubatLib.name = "IUBAT Library";
            iubatLib.createLibrarian("Mimma");
            //done creteing Library
            Student toma = new Student();
            toma.s_id = "18103081";
            toma.setS_name("Toma ");

            Student toma2 = new Student();
            toma2.s_id = "181030821";
            toma2.setS_name("Toma2 ");


            //student card creating

            Student_Card card1 = new Student_Card();
            card1.card_id = "card 1";
            card1.setStudent(toma);

            Student_Card card2 = new Student_Card();
            card2.card_id = "card 2";
            card1.setStudent(toma2);


            //book create
            Book b = new Book();
            b.isbn = "123";
            b.title = "Liluya batas";
            b.author = "Humayun Ahmed";
            b.subject = "Nobel";
            b.shelf_id = "321";
            b.shelf_author = "tama";

            iubatLib.giveBook(card1);
            iubatLib.giveBook(card2);
            //show the list
            iubatLib.showList();

        }
    }
}