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

namespace PdmAlert
{
    public class ToolSetting
    {
        public static ToolSetting Instance { get; private set; }

        private Dictionary<string, string> DataMap;

        public int TimeOut { get; private set; } = 600;
        public string Mode { get; private set; } = "prod";
        public string Ip { get; private set; } = "";
        public int Port { get; private set; } = 0;
        public string BaseUrl { get; private set; } = "";

        private void Init()
        {

        }

        static ToolSetting()
        {
            Instance = LoadFromXml(null);
        }

        private static ToolSetting LoadFromXml(string xmlPath)
        {
            if (xmlPath == null)
            {
                string dir = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
                xmlPath = Path.Combine(dir, "Settings", "ToolSetting.xml");
            }

            ToolSetting setting = new ToolSetting();
            if (File.Exists(xmlPath))
            {
                XmlDocument xmlDoc = new XmlDocument();
                xmlDoc.Load(xmlPath);
                XmlNode xmlRoot = xmlDoc.DocumentElement;
                BindingFlags flags = BindingFlags.Public | BindingFlags.Instance;
                var props = typeof(ToolSetting).GetProperties(flags).ToArray();
                foreach (var prop in props)
                {
                    string name = prop.Name;
                    string value = xmlRoot.SelectSingleNode(name)?.InnerText;
                    if (value == null)
                    {
                        continue;
                    }
                    Type type = prop.PropertyType;
                    if (type == typeof(int))
                    {
                        int.TryParse(value, out int temp);
                        prop.SetValue(setting, temp);
                    }
                    else if (type == typeof(bool))
                    {
                        bool.TryParse(value, out bool temp);
                        prop.SetValue(setting, temp);
                    }
                    else if (type == typeof(string))
                    {
                        prop.SetValue(setting, value);
                    }
                }
            }
            setting.Init();
            return setting;
        }

        /// <summary>
        /// 强制刷新配置
        /// </summary>
        /// <param name="xmlPath"></param>
        /// <returns></returns>
        public static ToolSetting RefreshFromXml(string xmlPath)
        {
            Instance = LoadFromXml(xmlPath);
            return Instance;
        }
    }
}