using System;

using System.Collections;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Diagnostics;

using System.IO;

using System.Collections.ObjectModel;

using System.Reflection;

using System.Runtime.Serialization;

using System.Data;

using System.ComponentModel;

using System.Globalization;

using System.Collections.Specialized;

using System.Runtime.Serialization.Formatters;

using System.Data.SqlTypes;

using System.ComponentModel.DataAnnotations;

​

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using Newtonsoft.Json.Converters;

using Newtonsoft.Json.Serialization;

​

// https://stackoverflow.com/questions/41689572/would-you-write-a-custom-json-net-serializer-derserializer

​

    public enum GameType

    {

        None,

        Simple,

        Regular,

        Complex,

    }

​

    public class Question

    {

        public string Value { get; set; }

    }

​

    class Game  

    {

        public Game(int edition, string date, /* [JsonConverter(typeof(StringEnumConverter))]*/ GameType nameType) 

            : this(edition, date, nameType, new List<Question>())

        {

        }

        [JsonConstructor]       

        public Game(int edition, string date, /* [JsonConverter(typeof(StringEnumConverter))]*/  GameType nameType, List<Question> questions)

        {

            this.Edition = edition;

            this.Date = date;

            this.NameType = nameType;

            this.Questions = questions;

        }

        public int Edition { get; private set; }

​

        [JsonIgnore]

        public string Name

        {

            get

            {

                return NameType.ToString();

            }

        }

​

        public string Date { get; private set; }

        [JsonConverter(typeof(StringEnumConverter))]  

        public GameType NameType { get; private set; } //enum

        public List<Question> Questions { get; private set; } //yes, Question is serializable

    }

​

    public class Program

    {

        public static void Main()

        {

            var game = new Game(32, DateTime.Today.ToString(), GameType.Complex)

            {

                Questions = { new Question { Value = "question 1 value" } },

            };

            var json = JsonConvert.SerializeObject(game, Formatting.Indented);

            Console.WriteLine(json);

            var game2 = JsonConvert.DeserializeObject<Game>(json);

            var json2 = JsonConvert.SerializeObject(game2, Formatting.Indented);

            Console.WriteLine(json2);

            if (!JToken.DeepEquals(JToken.Parse(json), JToken.Parse(json2)))

            {

                Console.WriteLine("Json deserialized and re-serialized WITH DATA LOSS.");

                throw new InvalidOperationException("!JToken.DeepEquals(JToken.Parse(json), JToken.Parse(json2))");

            }

            else

            {

                Console.WriteLine("Json deserialized and re-serialized successfully.");

            }

        }

    }

​

​