using System;
using System.IO;
using HMI.Core.Entity;
using HMI.Core.Util;

namespace HMI.Core.Setting
{
    public class SystemSetting
    {
        public static SystemSetting Instance { get; private set; }
        /// <summary>
        /// 系统设置改变事件
        /// </summary>
        public static event EventHandler<SystemSetting> SystemSettingChanged;

        private static string FilePath = Path.Combine(PathHelper.SettingFolder, "SystemConfig.xml");

        static SystemSetting()
        {
            LoadFromXml();
        }

        private SystemSetting()
        {

        }

        public string LogoPath { get; private set; }
        public string WindowTitle { get; private set; }
        public string PlcIp { get; private set; }
        public bool PlcEnabled { get; private set; }
        public string CurrentLanguage { get; private set; }

        private static void LoadFromXml()
        {
            if (Instance != null) return;
            if (!File.Exists(FilePath))
            {
                Instance = new SystemSetting();
            }
            else
            {
                SystemSettingModel model = XmlHelper.DeserializeFromXml<SystemSettingModel>(FilePath);
                SystemSetting setting = new SystemSetting();
                BeanUtil.Copy(model, setting);
                Instance = setting;
            }
        }

        public static void ReLoad()
        {
            if (!File.Exists(FilePath))
            {
                return;
            }
            else
            {
                SystemSettingModel model = XmlHelper.DeserializeFromXml<SystemSettingModel>(FilePath);
                SystemSetting setting = new SystemSetting();
                BeanUtil.Copy(model, setting);
                Instance = setting;
            }
            SystemSettingChanged?.Invoke(null, Instance);
        }
    }


    public class SystemSettingModel : NotifyBase
    {
        private string logoPath;
        public string LogoPath
        {
            get => logoPath;
            set { Set(ref logoPath, value); }
        }

        private string windowTitle;
        public string WindowTitle
        {
            get => windowTitle;
            set { Set(ref windowTitle, value); }
        }

        private string plcIp;
        public string PlcIp
        {
            get => plcIp;
            set { Set(ref plcIp, value); }
        }

        private bool plcEnabled;
        public bool PlcEnabled
        {
            get => plcEnabled;
            set { Set(ref plcEnabled, value); }
        }

        private string currentLanguage;
        public string CurrentLanguage
        {
            get => currentLanguage;
            set { Set(ref currentLanguage, value); }
        }
    }
}