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

namespace SN_Server
{
    public class UnitList
    {
        private Hashtable ht_unitlist;
        public int Count;

        public UnitList()
        {
            ht_unitlist = new Hashtable();
        }

        public void Add(Unit unit)
        {
            if (ht_unitlist.ContainsKey(unit.RadioID))
            {
                ht_unitlist.Remove(unit.RadioID);
            }

            ht_unitlist.Add(unit.RadioID, unit);
            Count = ht_unitlist.Count;
        }

        public void Print()
        {
            Console.WriteLine("Unit list count: {0}", ht_unitlist.Count);
            foreach(DictionaryEntry de in ht_unitlist)
            {
                Console.WriteLine("unit Key:" + de.Key + " value: DBid:" + ((Unit)de.Value).DBid
                    + " RepInterval:" + ((Unit)de.Value).Reporting);
            }
        }

        public Unit getUnitAtPosition(int position)
        {
            int i = 0;
            foreach (DictionaryEntry de in ht_unitlist)
            {
                if(position == i)
                    return (Unit)de.Value;
                i++;
            }

            return null;
        }

        public int GetReportingInterval(string radioID)
        {
            return ((Unit)ht_unitlist[radioID]).Reporting;
        }

        public int GetDBid(string radioID)
        {
            int ret = 0;
            lock (ht_unitlist.SyncRoot)
            {
                if (ht_unitlist.ContainsKey(radioID))
                {
                    ret = ((Unit)ht_unitlist[radioID]).DBid;
                }
            }
            return ret;
        }
    }
}