using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Controls.Primitives;
using System.Windows.Input;
using DTS.Common.Interface.Channels.ChannelCodes;

namespace DTS.Common.Controls
{
    /// <summary>
    /// Interaction logic for LookupPopup.xaml
    /// </summary>
    public partial class LookupPopup : Popup
    {
        public IEnumerable<IChannelCode> AllChannelCodes { get; private set; }

        public LookupPopup()
        {
            InitializeComponent();
        }

        public delegate void ChannelCodeSelectedEventHandler(object sender, string code, string name);

        public event ChannelCodeSelectedEventHandler ChannelCodeSelected;
        private void LookupPopup_OnOpenedClosed(object sender, EventArgs e)
        {
            //OnPropertyChanged(new PropertyChangedEventArgs("PossibleChannels"));
        }

        public static readonly DependencyProperty PossibleChannelsProperty =
            DependencyProperty.Register(
                "PossibleChannels",
                typeof(IList),
                typeof(LookupPopup),
                new PropertyMetadata(Enumerable.Repeat(new { Code = "", Name = "" }, 0).ToList())
            );

        public IList PossibleChannels
        {
            get => (IList)GetValue(PossibleChannelsProperty);
            set => SetValue(PossibleChannelsProperty, value);
        }

        private void PossibleChannels_OnMouseDoubleClick(object sender, MouseButtonEventArgs e)
        {
            if (sender == null) return;
            if (((DataGrid)sender).SelectedIndex < 0) return;

            var item = PossibleChannels[((DataGrid)sender).SelectedIndex];
            e.Handled = false;
            ChannelCodeSelected?.Invoke(this, item.GetType().GetProperty("Code")?.GetValue(item, null).ToString(), item.GetType().GetProperty("Name")?.GetValue(item, null).ToString());
        }
    }
}