parse more information from book filenames (#15655)

Emby.Naming/Book/BookFileNameParserResult.cs

@@ -0,0 +1,41 @@
+using System;
+
+namespace Emby.Naming.Book
+{
+    /// <summary>
+    /// Data object used to pass metadata parsed from a book filename.
+    /// </summary>
+    public class BookFileNameParserResult
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BookFileNameParserResult"/> class.
+        /// </summary>
+        public BookFileNameParserResult()
+        {
+            Name = null;
+            Index = null;
+            Year = null;
+            SeriesName = null;
+        }
+
+        /// <summary>
+        /// Gets or sets the name of the book.
+        /// </summary>
+        public string? Name { get; set; }
+
+        /// <summary>
+        /// Gets or sets the book index.
+        /// </summary>
+        public int? Index { get; set; }
+
+        /// <summary>
+        /// Gets or sets the publication year.
+        /// </summary>
+        public int? Year { get; set; }
+
+        /// <summary>
+        /// Gets or sets the series name.
+        /// </summary>
+        public string? SeriesName { get; set; }
+    }
+}