using System;

using System.Collections.Generic;

using System.Linq;

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

public class Program

{

    public static void Main()

    {

        List<Distributor> theDistributors = new List<Distributor>();

        theDistributors.Add(new Distributor("test",1,1,0,0));

        theDistributors.Add(new Distributor("test",2,1,1,1));

        theDistributors.Add(new Distributor("test",3,1,1,1));

        theDistributors.Add(new Distributor("test",4,1,2,1));

        theDistributors.Add(new Distributor("test",5,1,2,1));

        theDistributors.Add(new Distributor("test",6,1,3,1));

        theDistributors.Add(new Distributor("test",7,1,3,1));

        Distributor rootDist = theDistributors[0];

        foreach(Distributor d in theDistributors)

        {

            rootDist.FindOrCreate(d);

        }

        JsonSerializerSettings settings1 = new JsonSerializerSettings();

        settings1.Converters.Add(new DistributorConverter());

        settings1.Formatting = Formatting.Indented;

        string json1 = JsonConvert.SerializeObject(rootDist, settings1);

        Console.WriteLine(json1);

    }

}

​

class Distributor

{

    public string Name { get; set; }

    public int DistID { get; set;}

    public int UplineDistID { get; set;}

    public int BusCtrID { get; set;}

    public int UplineBusCtrID { get; set;}  

    public Dictionary<string, Distributor> children { get; set; }

    public Distributor(string name, int distID, int uplineDistID, int busCtrID, int uplineBusCtrID)

    {

        Name = name;

        DistID = distID;

        UplineDistID = uplineDistID;

        BusCtrID = busCtrID;

        UplineBusCtrID = uplineBusCtrID;

        children = new Dictionary<string,Distributor>();

    }

    public Distributor FindOrCreate(Distributor d)

    {

        if(children.Contains(d.DistID))

        {

            Distributor dir = FindOrCreate(d);

                return dir.FindOrCreate(d);

        }

        Distributor child;

        if(children.ContainsKey(d.DistID.ToString()))

        {

            child = children[d.DistID.ToString()];

        }

        else

        {

            child = new Distributor(d.Name, d.DistID, d.UplineDistID, d.BusCtrID, d.UplineBusCtrID);

            children.Add(d.DistID.ToString(),  child);

        }

        return child;

    }

}

​

​

​

​

class DistributorConverter : JsonConverter

{

    public override bool CanConvert(Type objectType)

    {

        return (objectType == typeof(Distributor));

    }

    public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)

    {

        Distributor distributors = (Distributor)value;

        JObject obj = new JObject();

        foreach (var kvp in distributors.children)

        {

            obj.Add(kvp.Key, JToken.FromObject(kvp.Value, serializer));

        }

        obj.WriteTo(writer);

    }

    public override bool CanRead

    {

        get { return false; }

    }

    public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)

    {

        throw new NotImplementedException();

    }

}

​

​

​

​