using Aitex.Core.RT.Log;
using Caliburn.Micro;
using MECF.Framework.Common.DataCenter;
using MECF.Framework.Common.Equipment;
using OpenSEMI.ClientBase.ServiceProvider;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Xml;
using CyberX8_Core;
using MECF.Framework.Common.Utilities;

namespace CyberX8_MainPages.Unity
{
    public class SystemConfigProvider : IProvider
    {
        private static SystemConfigProvider _Instance = null;
        private int _currentChamberNumber = 0;
        //private int? _systemtype = null;
        private List<string> _InstalledModules=null;
        private List<string> _modulelist = new List<string>() { "EFEM", "TM", "LLA", "LLB", "SETM", "VCE1", "PMA", "PMB", "PMC", "PMD", "PME", "PMF" };
        public static SystemConfigProvider Instance
        {
            get
            {
                if (_Instance == null)
                    _Instance = new SystemConfigProvider();

                return _Instance;
            }
        }

        public void Create()
        {

        }

        private Dictionary<string, DataType> typeDic = new Dictionary<string, DataType>() {
                { "String", DataType.String },
                { "Bool", DataType.Bool },
                { "Integer", DataType.Int },
                { "Double", DataType.Double }
        };

        public ConfigNode GetConfig()
        {
            string config = QueryDataClient.Instance.Service.GetConfigFileContent();
            _currentChamberNumber = Convert.ToInt32(QueryDataClient.Instance.Service.GetConfig("System.ChamberSelect"));
            Dictionary<string, object> allModulesDictionary = QueryDataClient.Instance.Service.PollData(new List<string>() { "System.InstalledModules" });
            if (allModulesDictionary != null)
            {
                _InstalledModules = CommonFunction.GetValue<List<string>>(allModulesDictionary, "System.InstalledModules");

            }
            if (string.IsNullOrEmpty(config))
                return null;
            ConfigNode result = new ConfigNode() { Path = string.Empty };

            try
            {
                XmlDocument xml = new XmlDocument();
                xml.LoadXml(config);

                XmlElement element = xml.SelectSingleNode("root") as XmlElement;


                BuildTree(element, result);
            }
            catch (Exception ex)
            {
                //LOG.Write(ex);
                LOG.WriteExeption(ex);
            }

            return result;
        }

        public void BuildTree(XmlElement root, ConfigNode item,int chambertype = -1)
        {
            item.Name = root.GetAttribute("name");
            item.SubNodes = new List<ConfigNode>();
            item.Items = new List<ConfigItem>();

            if (_modulelist.Contains(item.Name))
            {
                if (!_InstalledModules.Contains(item.Name))
                    item.IsShow = false;
                else
                {
                    if (Enum.TryParse(item.Name, out ModuleName currentChamber))
                        chambertype = Convert.ToInt32(QueryDataClient.Instance.Service.GetConfig($"{currentChamber}.ChamberType"));
                    else
                        chambertype = -1;
                }
                
            }

            XmlNodeList group = root.SelectNodes("configs");
            XmlNodeList single = root.SelectNodes("config");

            if (group != null)
            {
                foreach (var groupItem in group)
                {
                    XmlElement element = groupItem as XmlElement;
                    ConfigNode sc = new ConfigNode() { Path = item.Name };
                    BuildTree(element, sc, chambertype);
                    item.SubNodes.Add(sc);
                }
            }

            if (single != null)
            {
                foreach (var singleItem in single)
                {
                    XmlElement element = singleItem as XmlElement;

                    string strVisible = element.GetAttribute("visible");
                    bool bVisible;
                    if (!bool.TryParse(strVisible, out bVisible))
                        bVisible = true;

                    if (!bVisible)  //do not show the item if visible field is false
                        continue;

                    string typeflag = element.GetAttribute("typeflag");
                    if (!string.IsNullOrEmpty(typeflag) && chambertype != -1)
                    {
                        int support = Convert.ToInt32(typeflag);
                        int currentchambertype = -1;
                        for (int i = 0; i < Enum.GetValues(typeof(ChamberType)).Length; i++)
                        {
                            if (i == chambertype)
                            {
                                currentchambertype = (int)Enum.GetValues(typeof(ChamberType)).GetValue(i);
                                break;
                            }
                        }
                        if ((support & currentchambertype) != currentchambertype)
                            continue;
                    }

                    ConfigItem config = new ConfigItem()
                    {
                        Name = element.GetAttribute("name"),
                        DefaultValue = element.GetAttribute("default"),
                        Description = element.GetAttribute("description"),
                        Max = ConvertStringToDouble(element.GetAttribute("max")),
                        Min = ConvertStringToDouble(element.GetAttribute("min")),
                        Parameter = element.GetAttribute("paramter"),
                        Unit = element.GetAttribute("unit"),
                        Tag = element.GetAttribute("tag")
                    };


                    string strType = element.GetAttribute("type");
                    config.Type = typeDic.ContainsKey(strType) ? typeDic[strType] : DataType.Unknown;

                    config.Visible = bVisible;

                    item.Items.Add(config);
                }
            }
        }

        private double ConvertStringToDouble(string value)
        {
            double result;
            if (!double.TryParse(value, out result))
                result = double.NaN;
            return result;
        }

        public ConfigNode GetConfigTree()
        {
            return GetConfig();
        }

        public List<string> GetValuesByNode(string node)
        {
            List<string> values = new List<string>();

            //interface to get values

            return values;
        }

        public string GetValueByName(string name)
        {
            object result = QueryDataClient.Instance.Service.GetConfig(name);
            if (result != null)
                return result.ToString();
            else
                return string.Empty;
        }
    }
}