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

namespace MotoRepeater
{
    static class TallysmanConfirm
    {
        private static Dictionary<int, String> toBeConfirmed = new Dictionary<int, String>();
        private static int index;

        static TallysmanConfirm()
        {
            index = 65534;
        }

        public static int addToConfirmationQueue(String seq_idFromSD)
        {
            lock (toBeConfirmed)
            {
                if (!toBeConfirmed.ContainsKey(index))
                {
                    toBeConfirmed.Add(index, seq_idFromSD);
                }
                else
                {
                    toBeConfirmed[index] = seq_idFromSD;
                }
                if (index < 65535)
                {
                    index++;
                    return index - 1;
                }
                else
                {
                    index = 1;
                    return 65535;
                }
            }
        }

        public static String getFromConfirmationQueue(int index)
        {
            String toReturn;
            lock (toBeConfirmed)
            {
                if (toBeConfirmed.ContainsKey(index))
                {
                    toReturn = toBeConfirmed[index];
                }
                else
                {
                    toReturn = "";
                }
                return toReturn;
            }
        }
    }
}