using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using Aitex.UI.Charting;

using Aitex.UI.Charting.Model;
using Aitex.UI.Charting.ViewModel;
using DataAnalysisControl.Core;

namespace Aitex.UI.Charting.View
{
    /// <summary>
    /// Interaction logic for MainFrame.xaml
    /// </summary>
    public partial class MainFrame : UserControl
    {
        public MainFrame()
        {
            InitializeComponent();

            this.Loaded += new RoutedEventHandler(MainFrame_Loaded);
            this.Unloaded += new RoutedEventHandler(MainFrame_Unloaded);
        }
        
        void MainFrame_Loaded(object sender, RoutedEventArgs e)
        {
            CommonViewModel.Instance.Start();
        }

        void MainFrame_Unloaded(object sender, RoutedEventArgs e)
        {
            CommonViewModel.Instance.Stop();
        }

        public void UpdateCultureResource(string culture)
        {
            //string culture = language == 2 ? "zh-CN" : "en-US";

            //Copy all MergedDictionarys into a auxiliar list.
            var dictionaryList = Application.Current.Resources.MergedDictionaries.ToList();

            //Search for the specified culture.     
            string requestedCulture = string.Format(@"/DataAnalysisControl;component/Resources/StringResources.{0}.xaml", culture);
            var resourceDictionary = dictionaryList.FirstOrDefault(d => d.Source.OriginalString == requestedCulture);

            if (resourceDictionary == null)
            {
                //If not found, select our default language.             
                requestedCulture = "StringResources.xaml";
                resourceDictionary = dictionaryList.
                    FirstOrDefault(d => d.Source.OriginalString == requestedCulture);
            }

            //If we have the requested resource, remove it from the list and place at the end.     
            //Then this language will be our string table to use.      
            if (resourceDictionary != null)
            {
                Application.Current.Resources.MergedDictionaries.Remove(resourceDictionary);
                Application.Current.Resources.MergedDictionaries.Add(resourceDictionary);
            }

            //Inform the threads of the new culture.     
            Thread.CurrentThread.CurrentCulture = new CultureInfo(culture);
            Thread.CurrentThread.CurrentUICulture = new CultureInfo(culture);

        }
    }
}