Projekt/Book_club/Models/Book.cs

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

namespace Book_club.Models
{
    public class Book
    {
        [Key]
        public int Id { get; set; }

        [Required(ErrorMessage = "Name required")]
        public string Name { get; set; }
        
        //[MinValue(1500, "Value must be at least 1")]
        // [MaxValue(2020, "Value can't be more than 10")]
        [Required(ErrorMessage = "YearProducktion required")]
        public int YearProducktion { get; set; }
        
        //public DateTime ReadDate { get; set; }

        [Required(ErrorMessage = "AgeLimit required")]
        public int AgeLimit { get; set; }
        

        public bool IsChildBook { get; set; }

        public string Genre { get; set; }
       
        public string UserId { get; set; }

        ApplicationUser User { get; set; }


        //public Book(string name, int year, int agelimit, string genre)
        //{
        //    Name = name;
        //    YearProducktion = year;
        //    AgeLimit = agelimit;
        //    Genre = genre;

        //}
        //public Book(string name, int agelimit, bool isChildBook)
        //{
        //    Name = name;
        //    AgeLimit = agelimit;
        //    IsChildBook = isChildBook;

        //}

    }
}