using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Shapes;

using C4IT.Logging;

using Microsoft.Win32;

using static C4IT.Logging.cLogManager;


namespace F4SD_Cockpit_ConfigLoader
{
    public partial class App : Application
    {
        public const string constRegPath = "SOFTWARE\\Consulting4IT GmbH\\First Aid Service Desk\\ConfigLoaderDemo";
        public const string constRegValuePath = "ConfigFilesPath";

        public static string ConfigFilesFolder = null;

        private void Application_Startup(object sender, StartupEventArgs e)
        {
            // intialize the file based logging
            cLogManagerFile.CreateInstance(false);
            DefaultLogger.LogAssemblyInfo();

            LoadConfig();
        }

        private void LoadConfig()
        {
            MethodBase CM = null; if (cLogManager.DefaultLogger.IsDebug) { CM = MethodBase.GetCurrentMethod(); LogMethodBegin(CM); }
            try
            {
                // load the last used folder for the config files
                var _regKey = Registry.CurrentUser.OpenSubKey(constRegPath);
                if (_regKey != null)
                {
                    var _strFolder = _regKey.GetValue(constRegValuePath).ToString();
                    if (Directory.Exists(_strFolder))
                        ConfigFilesFolder = _strFolder;
                }
            }
            catch (Exception E)
            {
                LogException(E);
            }
            finally
            {
                if (CM != null) LogMethodEnd(CM);
            }
        }

        public static void SaveConfigPath(string _path)
        {
            MethodBase CM = null; if (cLogManager.DefaultLogger.IsDebug) { CM = MethodBase.GetCurrentMethod(); LogMethodBegin(CM); }
            try
            {
                var _regKey = Registry.CurrentUser.CreateSubKey(constRegPath, true);
                if (_regKey != null)
                    _regKey.SetValue(constRegValuePath, _path, RegistryValueKind.String);
            }
            catch (Exception E)
            {
                LogException(E);
            }
            finally
            {
                if (CM != null) LogMethodEnd(CM);
            }
        }
    }
}