Add Series Order column

Source/LibationUiBase/GridView/GridEntry[TStatus].cs

@@ -40,6 +40,7 @@ namespace LibationUiBase.GridView
 		private LastDownloadStatus _lastDownload;
 		private object _cover;
 		private string _series;
+		private SeriesOrder _seriesOrder;
 		private string _title;
 		private string _authors;
 		private string _narrators;
@@ -57,6 +58,7 @@ namespace LibationUiBase.GridView
 		public LastDownloadStatus LastDownload { get => _lastDownload; protected set => RaiseAndSetIfChanged(ref _lastDownload, value); }
 		public object Cover { get => _cover; private set => RaiseAndSetIfChanged(ref _cover, value); }
 		public string Series { get => _series; private set => RaiseAndSetIfChanged(ref _series, value); }
+		public SeriesOrder SeriesOrder { get => _seriesOrder; private set => RaiseAndSetIfChanged(ref _seriesOrder, value); }
 		public string Title { get => _title; private set => RaiseAndSetIfChanged(ref _title, value); }
 		public string Authors { get => _authors; private set => RaiseAndSetIfChanged(ref _authors, value); }
 		public string Narrators { get => _narrators; private set => RaiseAndSetIfChanged(ref _narrators, value); }
@@ -105,6 +107,7 @@ namespace LibationUiBase.GridView
 
 			Title = Book.Title;
 			Series = Book.SeriesNames(includeIndex: true);
+			SeriesOrder = new SeriesOrder(Book.SeriesLink);
 			Length = GetBookLengthString();
 			//Ratings are changed using Update(), which is a problem for Avalonia data bindings because
 			//the reference doesn't change. Clone the rating so that it updates within Avalonia properly.
@@ -200,6 +203,7 @@ namespace LibationUiBase.GridView
 				{ nameof(Remove), () => Remove.HasValue ? Remove.Value ? RemoveStatus.Removed : RemoveStatus.NotRemoved : RemoveStatus.SomeRemoved },
 				{ nameof(Title), () => Book.TitleSortable() },
 				{ nameof(Series), () => Book.SeriesSortable() },
+				{ nameof(SeriesOrder), () => SeriesOrder },
 				{ nameof(Length), () => GetLengthInMinutes() },
 				{ nameof(MyRating), () => Book.UserDefinedItem.Rating },
 				{ nameof(PurchaseDate), () => GetPurchaseDate() },
@@ -233,6 +237,7 @@ namespace LibationUiBase.GridView
 			{ typeof(Rating), new ObjectComparer<Rating>() },
 			{ typeof(DateTime), new ObjectComparer<DateTime>() },
 			{ typeof(EntryStatus), new ObjectComparer<EntryStatus>() },
+			{ typeof(SeriesOrder), new ObjectComparer<SeriesOrder>() },
 			{ typeof(LastDownloadStatus), new ObjectComparer<LastDownloadStatus>() },
 		};
 

Source/LibationUiBase/GridView/IGridEntry.cs

@@ -20,6 +20,7 @@ namespace LibationUiBase.GridView
 		string Length { get; }
 		LastDownloadStatus LastDownload { get; }
 		string Series { get; }
+		SeriesOrder SeriesOrder { get; }
 		string Title { get; }
 		string Authors { get; }
 		string Narrators { get; }

Source/LibationUiBase/GridView/SeriesOrder.cs

@@ -0,0 +1,41 @@
+using DataLayer;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace LibationUiBase.GridView
+{
+	public class SeriesOrder : IComparable
+	{
+		private float[] Orders { get; }
+		public string OrderString { get; }
+
+		public SeriesOrder(IEnumerable<SeriesBook> seriesBooks)
+		{
+			var orderstrings = seriesBooks
+				.Where(s => s.Index > 0)
+				.Select(s => s.Order == "-1" ? "-" : $"#{s.Order}")
+				.ToList();
+			OrderString = string.Join(", ", orderstrings);
+
+			Orders = seriesBooks.Where(s => s.Index > 0).Select(s => s.Index).ToArray();
+		}
+		public override string ToString() => OrderString;
+
+		public int CompareTo(object obj)
+		{
+			if (obj is not SeriesOrder other) return 1;
+
+			int count = int.Min(Orders.Length, other.Orders.Length);
+			for (int i = 0; i < count; i++)
+			{
+				var compare = Orders[i].CompareTo(other.Orders[i]);
+				if (compare != 0) return compare;
+			}
+
+			if (Orders.Length < other.Orders.Length) return 1;
+			if (Orders.Length > other.Orders.Length) return -1;
+			return 0;
+		}
+	}
+}