using System;

using Bogus;

using Newtonsoft.Json;

public class Program

{

    public static void Main()

    {

        Faker<Book> Book = new Faker<Book>()

            .StrictMode(true)

            .RuleFor(x => x.Id, f => f.Random.Guid())

            .RuleFor(x => x.Title, f => f.Company.CompanyName())

            .RuleFor(x => x.Price, f => f.Random.Double())

            .RuleFor(x => x.ISBN, f => $"ISBN_{f.Random.Guid()}")

            .RuleFor(x => x.Genre, f => f.PickRandom<Genre>());

        var book = Book.Generate();

        var jsonBook = JsonConvert.SerializeObject(book, Formatting.Indented);

        Console.WriteLine(jsonBook);

    }

}

​

public class Book

{

    public Guid Id { get; set; }

​

    public string Title { get; set; }

​

    public double Price { get; set; }

​

    public string ISBN { get; set; }

​

    public Genre Genre { get; set; }

}

​

public enum Genre

    {

        Poetry,

        Romance,

        Thriller,

        Travel

    }