using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
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 System.Collections.ObjectModel;
using Xceed.Wpf.DataGrid;
using System.Xml;
using System.IO;
using System.Runtime.Serialization.Formatters.Binary;
using System.Diagnostics;

namespace Aitex.UI.RecipeEditor
{
    /// <summary>
    /// Interaction logic for RecipeEditorControl.xaml
    /// </summary>
    public partial class RecipeEditorControl : UserControl
    {
        public RecipeEditorControl()
        {
            InitializeComponent();
            ControlViewModel = new RecipeEditorControlViewModel() { DataGridControl = this.dataGrid1 };
            Loaded += new RoutedEventHandler(RecipeEditorView_Loaded);
        }


        /// <summary>
        /// indicate whether recipe modified
        /// </summary>
        public bool IsRecipeModified
        {
            get { return ControlViewModel.IsRecipeModified; }
        }

        /// <summary>
        /// RecipeEditor's view model
        /// </summary>
        public RecipeEditorControlViewModel ControlViewModel { get; set; }

        /// <summary>
        /// mask recipe item display
        /// </summary>
        /// <param name="maskedTechNames"></param>
        public void SetDisplayMask(HashSet<string> maskedTechNames = null, HashSet<string> maskedCatalogNames = null)
        {
            if (ControlViewModel != null)
            {
                ControlViewModel.MaskedTechNames = maskedTechNames;
                ControlViewModel.MaskedCatalogNames = maskedCatalogNames;
                ControlViewModel.RefreshCellsDisplay(false);
            }
        }

        public void SetEnableBarcode(bool enabled)
        {
            if (ControlViewModel != null)
            {
                ControlViewModel.EnableBarcode(enabled);
            }
        }

        public void SetUser(string user)
        {
            if (ControlViewModel != null)
            {
                ControlViewModel.SetCurrentUser(user);
            }
        }

        public void SetEndPointDefaultValue(string defaultValue)
        {
            if (ControlViewModel != null)
            {
                ControlViewModel.SetEndPointDefaultValue(defaultValue);
            }
        }

        /// <summary>
        /// loaded handling
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        void RecipeEditorView_Loaded(object sender, RoutedEventArgs e)
        {
            grid1.DataContext = ControlViewModel;
        }

        /// <summary>
        /// open recipe file
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void OpenButtonPanelLoaded(object sender, RoutedEventArgs e)
        {
            try
            {
                string variation = (string)((Button)sender).Tag;
                ControlViewModel.OpenLocalRecipe(variation);
            }
            catch (Exception ex)
            {
                System.Diagnostics.Debug.WriteLine(ex.Message);
            }
        }

        /// <summary>
        /// update recipe variations
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void NewButtonPanelLoaded(object sender, RoutedEventArgs e)
        {
            try
            {
                string variation = (string)((Button)sender).Tag;
                newButton.IsOpen = false;
                XmlDocument doc = new XmlDocument();
                var dir = new System.IO.FileInfo(Process.GetCurrentProcess().MainModule.FileName).Directory;
                string xmlPath = dir + "\\Config\\" + variation + ".xml";
                doc.Load(xmlPath);
                ControlViewModel.LoadRecipe(doc.SelectSingleNode("/Aitex/TableRecipeFormat").OuterXml, doc.SelectSingleNode("/Aitex/TableRecipeData").OuterXml);
            }
            catch (Exception ex)
            {
                System.Diagnostics.Debug.WriteLine(ex.Message);
            }
        }



        public void UpdateCultureResource(string culture)
        {
            return;
            ////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(@"/RecipeEditorControl;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);

        }

        private void UIElement_OnPreviewTextInput(object sender, TextCompositionEventArgs e)
        {
            e.Handled = !IsTextAllowed(e.Text);
        }

        private static bool IsTextAllowed(string text)
        {
            return true;
            //Regex regex = new Regex("[^0-9.-]+"); //regex that matches disallowed text
            //return !regex.IsMatch(text);
        }
    }
}