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 Tango.Editors;
using Tango.MachineStudio.Technician.ViewModels;

namespace Tango.MachineStudio.Technician.Views
{
    /// <summary>
    /// Interaction logic for MachineTechView.xaml
    /// </summary>
    public partial class MachineTechView : UserControl
    {
        private MachineTechViewVM _vm;
        private Dictionary<Border, UIElement> _tabs_content;

        public MachineTechView()
        {
            InitializeComponent();

            _tabs_content = new Dictionary<Border, UIElement>();

            this.Loaded += (x, y) => 
            {
                _vm = DataContext as MachineTechViewVM;
            };
        }

        private void MachineTechView_StateExecuted(object sender, UndoRedoStateExecutedEventArgs e)
        {
            ElementsEditorUndoRedoState state = e.State as ElementsEditorUndoRedoState;
        }

        private void ElementsEditor_ElementCreation(object sender, ElementCreationEventArgs e)
        {
            _vm.CreateElement(e.Bounds);
            e.AppendUndoState = true;
        }

        private void ElementsEditor_ElementsRemoved(object sender, ElementsEventArgs e)
        {
            _vm.OnElementsRemoved(e.Elements);
        }

        private void ElementsEditor_AfterPaste(object sender, ElementsEventArgs e)
        {
            _vm.OnElementsPasted(e.Elements);
        }

        private void OnActionModeClicked(object sender, MouseButtonEventArgs e)
        {
            //editor.DeselectElements();
        }

        private void Editor_Loaded(object sender, RoutedEventArgs e)
        {
            ElementsEditor editor = sender as ElementsEditor;
            (editor.DataContext as MachineTechTabVM).Editor = editor;

            (editor.UndoRedoStatesProvider as ElementsEditorUndoRedoStatesProvider).StateExecuted += MachineTechView_StateExecuted;
        }

        private void Border_IsVisibleChanged(object sender, DependencyPropertyChangedEventArgs e)
        {
            Border border = sender as Border;
            if (border.Visibility != Visibility.Visible)
            {
                _tabs_content[border] = border.Child;
                border.Child = null;
            }
            else
            {
                if (_tabs_content.ContainsKey(border))
                {
                    border.Child = _tabs_content[border];
                }
            }
        }
    }
}