using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace LB4_V2
{
    /// <summary>
    /// Data class which uses Publication as its abstract class
    /// </summary>
    public class Book : Publication, IComparable<Book>, IEquatable<Book>
    {
        public string ISBN { get; set; }
        public string author { get; set; }

        /// <summary>
        /// Constructor for this class
        /// </summary>
        /// <param name="name"></param>
        /// <param name="type"></param>
        /// <param name="publishingPlace"></param>
        /// <param name="yearOfRelease"></param>
        /// <param name="numberOfPages"></param>
        /// <param name="edition"></param>
        /// <param name="iSBN"></param>
        /// <param name="author"></param>
        public Book(string name, string type, string publishingPlace, int yearOfRelease, int numberOfPages, int edition,
            string iSBN, string author) : base(name, type, publishingPlace, yearOfRelease, numberOfPages, edition)
        {
            this.ISBN = iSBN;
            this.author = author;
        }

        /// <summary>
        /// Implemented IEquatable<Book> interface
        /// </summary>
        /// <param name="other"></param>
        /// <returns></returns>
        public bool Equals(Book other)
        {
            if (this.ISBN.Equals(other.ISBN) && this.author.Equals(other.author))
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        ///  Implemented  IComparable<Book> interface
        /// </summary>
        /// <param name="other"></param>
        /// <returns></returns>
        public int CompareTo(Book other)
        {
            return this.yearOfRelease.CompareTo(other.yearOfRelease);
        }

        /// <summary>
        /// Overridden ToString() method
        /// </summary>
        /// <returns></returns>
        public override string ToString()
        {
            return String.Format("{0},{1},{2},{3},{4},{5},{6},{7}", this.name, this.type, this.publishingPlace, this.yearOfRelease,
                this.numberOfPages, this.edition, this.ISBN, this.author);
        }
    }
}