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.BL.Entities;
using Tango.Touch.Components;

namespace Tango.PPC.Jobs.Controls
{
    /// <summary>
    /// Represents a twine <see cref="Catalog"/> viewer control.
    /// </summary>
    /// <seealso cref="System.Windows.Controls.UserControl" />
    /// <seealso cref="System.Windows.Markup.IComponentConnector" />
    public partial class TwineCatalogViewer : UserControl
    {
        private ColorCatalog _originalCatalog;

        /// <summary>
        /// Gets or sets the recent catalog items as a catalog.
        /// </summary>
        public ColorCatalog Recent
        {
            get { return (ColorCatalog)GetValue(RecentProperty); }
            set { SetValue(RecentProperty, value); }
        }
        public static readonly DependencyProperty RecentProperty =
            DependencyProperty.Register("Recent", typeof(ColorCatalog), typeof(TwineCatalogViewer), new PropertyMetadata(null));

        /// <summary>
        /// Gets or sets the catalog.
        /// </summary>
        public ColorCatalog Catalog
        {
            get { return (ColorCatalog)GetValue(CatalogProperty); }
            set { SetValue(CatalogProperty, value); }
        }
        public static readonly DependencyProperty CatalogProperty =
            DependencyProperty.Register("Catalog", typeof(ColorCatalog), typeof(TwineCatalogViewer), new PropertyMetadata(null));

        /// <summary>
        /// Gets or sets the selected catalog item.
        /// </summary>
        public ColorCatalogsItem SelectedItem
        {
            get { return (ColorCatalogsItem)GetValue(SelectedItemProperty); }
            set { SetValue(SelectedItemProperty, value); }
        }
        public static readonly DependencyProperty SelectedItemProperty =
            DependencyProperty.Register("SelectedItem", typeof(ColorCatalogsItem), typeof(TwineCatalogViewer), new PropertyMetadata(null));

        /// <summary>
        /// Gets or sets the current catalog filter.
        /// </summary>
        public String Filter
        {
            get { return (String)GetValue(FilterProperty); }
            set { SetValue(FilterProperty, value); }
        }
        public static readonly DependencyProperty FilterProperty =
            DependencyProperty.Register("Filter", typeof(String), typeof(TwineCatalogViewer), new PropertyMetadata(null,(d,e) => (d as TwineCatalogViewer).OnFilterChanged()));

        /// <summary>
        /// Gets or sets the collection filter.
        /// </summary>
        public ICollectionFilter CollectionFilter
        {
            get { return (ICollectionFilter)GetValue(CollectionFilterProperty); }
            set { SetValue(CollectionFilterProperty, value); }
        }
        public static readonly DependencyProperty CollectionFilterProperty =
            DependencyProperty.Register("CollectionFilter", typeof(ICollectionFilter), typeof(TwineCatalogViewer), new PropertyMetadata(null, (d, e) => (d as TwineCatalogViewer).OnCollectionFilterChanged()));

        private void OnCollectionFilterChanged()
        {

        }
        /// <summary>
        /// Called when the filter has been changed
        /// </summary>
        private void OnFilterChanged()
        {
            if (Filter == "CATALOG" && _originalCatalog != null)
            {
                Catalog = _originalCatalog;
                _originalCatalog = null;
            }
            else if (Filter == "RECENT")
            {
                _originalCatalog = Catalog;
                Catalog = Recent;
            }
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="TwineCatalogViewer"/> class.
        /// </summary>
        public TwineCatalogViewer()
        {
            InitializeComponent();
            Filter = "CATALOG";
        }
    }
}