using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
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.Windows.Forms;
using System.IO;

namespace DominApp
{

    public partial class MainWindow : Window
    {

        private object initNode = null;
        public string Directorie { get; set; }
        public MainWindow()
        {
            InitializeComponent();
        }
        private void onExit(object sender, RoutedEventArgs e)
        {
            Environment.Exit(0);
        }

        private void openFile(object sender, RoutedEventArgs e)
        {

            var fbd = new FolderBrowserDialog() { Description = "Choose dictionary" };
            fbd.ShowDialog();
            var di = new DirectoryInfo(fbd.SelectedPath);

            foreach (var s in di.GetDirectories())
            {
                TreeViewItem item = new TreeViewItem();
                item.Header = s.Name;
                item.Tag = s.FullName;

                addSubdirs(s, item);
                addFiles(s, item);

                root.Items.Add(item);

                item.MouseRightButtonDown += onRightClick;
                Directorie = s.FullName;
            }

            foreach (var s in di.GetFiles())
            {
                TreeViewItem item = new TreeViewItem();
                item.Header = s.Name;
                item.Tag = s.FullName;


                root.Items.Add(item);
                item.MouseRightButtonDown += onRightClick;

            }
        }


        private void addSubdirs(DirectoryInfo dir, TreeViewItem currentRoot)
        {
            foreach (var directory in dir.GetDirectories("*"))
            {
                var item = new TreeViewItem
                {
                    Header = directory.Name,
                    Tag = directory.FullName
                };
                //root.Items.Add(item);
                addSubdirs(directory, item);
                addFiles(directory, item);

                currentRoot.Items.Add(item);
            }
        }
        private void addFiles(DirectoryInfo dir, TreeViewItem currentRoot)
        {
            foreach (var file in dir.GetFiles("*"))
            {
                var item = new TreeViewItem
                {
                    Header = file.Name,
                    Tag = file.FullName
                };
                currentRoot.Items.Add(item);
            }
        }



        private void onRightClick(object sender, MouseButtonEventArgs e)
        {
            System.Windows.Controls.ContextMenu contexMenu = this.FindResource("cmButton") as System.Windows.Controls.ContextMenu;
            contexMenu.PlacementTarget = sender as System.Windows.Controls.Button;
            contexMenu.IsOpen = true;
        }



        private void onSelect(object sender, RoutedPropertyChangedEventArgs<object> e)
        {
            if(e.NewValue.ToString().Contains(".txt"))
            using (var textReader = File.OpenText(((TreeViewItem)e.NewValue).Tag.ToString()))
            {
                string text = textReader.ReadToEnd();
                myTb.Text = text;
            }

        }
    }
}