using System;
using System.Collections;
using System.Runtime.CompilerServices;
using System.Text;

namespace ConsoleDemo
{
    internal class ToJson
    {
        public static String Table2Json(Hashtable table)
        {
          
            StringBuilder jsonstr =new StringBuilder();
            jsonstr.Append("{");
            foreach (DictionaryEntry tableEntry in table)
            {
                if (tableEntry.Key=="itemList")
                {
                    String liststr=list2json((ArrayList)tableEntry.Value);
               
                    jsonstr.Append(string.Format("\"{0}\":{1},", tableEntry.Key,liststr));

                }
                else
                {
                    jsonstr.Append(string.Format("\"{0}\":\"{1}\",", tableEntry.Key, tableEntry.Value));  
                }
                     
            }
            

            jsonstr.Append("}");
            jsonstr.Remove(jsonstr.Length - 2, 1);
            return jsonstr.ToString();
//            Console.Write(jsonstr.ToString());
        }

      
        

        private static String list2json(ArrayList  list)
        {
            StringBuilder jsonstr =new StringBuilder();
            jsonstr.Append("[");
            foreach (Hashtable valuelist in list)
            {
                jsonstr.Append(Table2Json(valuelist))  ;
                jsonstr.Append(",");
            }
            jsonstr.Remove(jsonstr.Length - 1, 1);
            jsonstr.Append("]");

            return jsonstr.ToString();
        }

    }
}