using System;
using System.Collections.Concurrent;
using DragonDataSniffer.Data;
using DragonDataSniffer.Object;

namespace DragonDataSniffer.Manager
{
    [TunnelModule(InitializationStage.DataStore)]
    public class MapDataManager
    {
        public static MapDataManager Instance { get; private set; }
        private ConcurrentDictionary<string, MapInfo> MapInfoByName { get; set; }
        private ConcurrentDictionary<ushort, MapInfo> MapInfoByID { get; set; }
        private ConcurrentDictionary<ushort, Map> MapByID { get; set; }
        public MapDataManager()
        {
            MapInfoByName = new ConcurrentDictionary<string, MapInfo>();
            MapInfoByID = new ConcurrentDictionary<ushort, MapInfo>();
            MapByID = new ConcurrentDictionary<ushort, Map>();
            LoadMaps();
        }
        [InitializerMethod]
        public static bool Load()
        {
            try
            {
                Instance = new MapDataManager();
                return true;
            }
            catch (Exception ex)
            {
                Log.WriteLine(LogLevel.Exception, " MapDataManager exception: {0}", ex.ToString());
                return false;
            }
        }

        private void LoadMaps()
        {
            SQLResult res = DatabaseManager.Select("SELECT * from MapInfos");

            for (int i = 0; i < res.Count; i++)
            {
                MapInfo pInfo = new MapInfo(res, i);
                if (!MapInfoByID.TryAdd(pInfo.ID, pInfo))
                {
                    Log.WriteLine(LogLevel.Info, "Dublicate Map ID found {0} ", pInfo.ID);
                    continue;
                }
                if (!MapInfoByName.TryAdd(pInfo.Index, pInfo))
                {
                    Log.WriteLine(LogLevel.Info, "Dublicate MapName found {0}", pInfo.Name);
                    continue;
                }

                Map pMap = new Map(pInfo);

                if (!MapByID.TryAdd(pInfo.ID, pMap))
                {

                }
            }

            Log.WriteLine(LogLevel.Info, "Load {0} MapInfos", MapByID.Count);
        }
        public bool GetMapInfoByName(string name, out MapInfo inf)
        {
            if (MapInfoByName.TryGetValue(name, out inf))
            {
                return true;
            }
            return false;
        }
        public bool GetMapInfoByID(ushort ID, out MapInfo inf)
        {
            if (MapInfoByID.TryGetValue(ID, out inf))
            {
                return true;
            }
            return false;
        }
        public bool GetMapByID(ushort MapID, out Map pMap)
        {
            if (MapByID.TryGetValue(MapID, out pMap))
            {
                return true;
            }
            return false;
        }
    }
}