using InABox.Core;
using InABox.Database;
using InABox.DynamicGrid;
using InABox.Wpf;
using System;
using System.Collections.Generic;
using System.Globalization;
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.Shapes;
using static System.Windows.Forms.VisualStyles.VisualStyleElement.ListView;

namespace PRSServer.Forms
{
    /// <summary>
    /// Interaction logic for ViewDeletionWindow.xaml
    /// </summary>
    public partial class ViewDeletionWindow : ThemableWindow
    {

        private Deletion Deletion { get; set; }
        private DeletionData DeletionData { get; set; }

        private HashSet<DynamicTabItem> _loaded = new();

        public ViewDeletionWindow(Deletion deletion)
        {
            InitializeComponent();

            Deletion = deletion;
            DeletionData = Serialization.Deserialize<DeletionData>(deletion.Data) ?? new();

            Pages.SelectionChanged += PagesSelectionChanged;

            LoadPages();
        }

        private void PagesSelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            var tab = Pages.SelectedItem as DynamicTabItem;
            if (!_loaded.Contains(tab))
            {
                var grid = tab.Content as IDynamicGrid;
                grid.Refresh(true, true);
                _loaded.Add(tab);
            }
        }

        private void LoadPages()
        {
            foreach(var (entityName, cascade) in DeletionData.Cascades)
            {
                if (!CoreUtils.TryGetEntity(entityName, out var entityType)) continue;

                var title = new Inflector.Inflector(new CultureInfo("en")).Pluralize(CoreUtils.GetCaption(entityType));
                var tab = new DynamicTabItem() { Header = title };

                var grid = Activator.CreateInstance(typeof(DeletedEntityGrid<>).MakeGenericType(entityType), cascade) as IDynamicGrid;
                grid.Refresh(true, true);
                tab.Content = grid;

                Pages.Items.Add(tab);
            }
        }
    }
}