using System;
using System.Collections.Generic;
using System.IO;
using System.Xml;

namespace CB.TVUCenter.Config
{
    public class TVConfigs
    {
        private static string configPath = AppDomain.CurrentDomain.BaseDirectory + "Config\\TV.config";
        private static long _version = 0;
        private static TVConfigInfo _config = null;

        private TVConfigs() { }

        static TVConfigs()
        {
            LoadConfig();
        }

        public static void LoadConfig()
        {
            if (!File.Exists(configPath))
                return;

            var config = new TVConfigInfo();
            XmlDocument doc = new XmlDocument();
            doc.Load(configPath);

            var root = doc.SelectSingleNode("TVConfig");
            if (null != root)
            {
                var node = root.SelectSingleNode("Debug");
                config.Debug = null == node ? false : (node.InnerText.Trim() == "1" ? true : false);

                node = root.SelectSingleNode("ExEncryptKey");
                config.ExEncryptKey = null == node ? "5pyA5aW955qE55S16KeG6LWw5Yq/5Zu+5Zyo5b2p5ZCn572R" : node.InnerText.Trim();

                node = root.SelectSingleNode("TrendChartEncryptKey");
                config.TrendChartEncryptKey = null == node ? "5pyA5aW955qE55S16KeG6LWw5Yq/5Zu+5Zyo5b2p5ZCn572R" : node.InnerText.Trim();

                node = root.SelectSingleNode("InitImg");
                config.InitImg = null == node ? "" : node.InnerText.Trim();

                node = root.SelectSingleNode("InitVerticalImg");
                config.InitVerticalImg = null == node ? "" : node.InnerText.Trim();

                node = root.SelectSingleNode("BackgroundImg");
                config.BackgroundImg = null == node ? "" : node.InnerText.Trim();

                node = root.SelectSingleNode("BackgroundVerticalImg");
                config.BackgroundVerticalImg = null == node ? "" : node.InnerText.Trim();

                node = root.SelectSingleNode("ClearOnlineUserTime");
                config.ClearOnlineUserTime = null == node ? 5 : CB.Common.TypeConverter.StrToInt(node.InnerText.Trim());

                node = root.SelectSingleNode("UnLockTime");
                config.UnLockTime = null == node ? 120 : CB.Common.TypeConverter.StrToInt(node.InnerText.Trim());

                node = root.SelectSingleNode("ApiCallTimes");
                config.ApiCallTimes = null == node ? 60 : CB.Common.TypeConverter.StrToInt(node.InnerText.Trim());

                node = root.SelectSingleNode("ApiCallCycle");
                config.ApiCallCycle = null == node ? 1 : CB.Common.TypeConverter.StrToInt(node.InnerText.Trim());

                node = root.SelectSingleNode("DataCfgVersion");
                config.DataCfgVersion = null == node ? 0 : CB.Common.TypeConverter.StrToInt(node.InnerText.Trim());

                node = root.SelectSingleNode("ImgVersion");
                config.ImgVersion = null == node ? 0 : CB.Common.TypeConverter.StrToInt(node.InnerText.Trim());

                node = root.SelectSingleNode("ShowByBrowser");
                config.ShowByBrowser = null == node ? true : (node.InnerText.Trim() == "1" ? true : false);
            }

            _version = File.GetLastWriteTime(configPath).Ticks;
            _config = config;
        }

        public static TVConfigInfo GetConfig()
        {
            if (null == _config)
            {
                LoadConfig();
                return _config;
            }

            if (_version != File.GetLastWriteTime(configPath).Ticks)
                LoadConfig();

            return _config;
        }
    }
}