using JDSongConverter.Converters;
using JD.Core;
using Application = TeaBox.ObjectModel.Application;
using System.Collections.Generic;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;

namespace JDSongConverter.View
{
    /// <summary>
    /// Interaction logic for MapSelector.xaml
    /// </summary>
    public partial class MapSelectorControl : UserControl
    {
        private readonly CollectionViewSource _collectionViewSource;

        public MapSelectorControl()
        {
            InitializeComponent();

            _collectionViewSource = FindResource("cvsSongs") as CollectionViewSource;

            SongsDirs.Text = DataRoot.ToAbsolutePath("world/MAPS/");
            OutputDir.Text = System.IO.Path.GetFullPath(DataRoot.ToAbsolutePath("world/MAPS/"));
            OutputVersion.ItemsSource = new List<JDSongVersion> { JDSongVersion.JD2016, JDSongVersion.JD2015, JDSongVersion.JD5 };
        }

        private JDSongCollection Songs { get; set; }

        private void Start_Click(object sender, RoutedEventArgs e)
        {
            var songs = DataGrid.SelectedItems.OfType<JDSong>();
            if (!songs.Any())
            {
                songs = Songs;
            }
            var context = new ConversionContext
            {
                Songs = new JDSongCollection(songs),
                OutputDir = OutputDir.Text,
                OutputVersion = (JDSongVersion)OutputVersion.SelectedItem
            };
            ConversionMacros.CallConversionMacro(context);

        }

        private void Refresh()
        {
            string[] songsDirs = SongsDirs.Text.Split(';');
            Application.Main.Dispatcher.DoLongOperationAsync(() =>
            {
                var finder = new JDSongFinder();
                var songCollection = new JDSongCollection(finder.FindSongs(songsDirs));
                Application.Main.Dispatcher.DispatchAsync(() =>
                {
                    Songs = songCollection;
                    if (_collectionViewSource != null) _collectionViewSource.Source = Songs;
                    
                }, forceAsync:true);
            });
        }

        private void SongsDirs_TextChanged(object sender, TextChangedEventArgs e)
        {
            Refresh();
        }
    }
}