Included epub library in plugin project

QuickLook.Plugin/QuickLook.Plugin.EpubViewer/EpubReader/RefEntities/EpubBookRef.cs

@@ -0,0 +1,71 @@
+using System;
+using System.Collections.Generic;
+using System.IO.Compression;
+using System.Threading.Tasks;
+using VersOne.Epub.Internal;
+
+namespace VersOne.Epub
+{
+    public class EpubBookRef : IDisposable
+    {
+        private bool isDisposed;
+
+        public EpubBookRef(ZipArchive epubArchive)
+        {
+            EpubArchive = epubArchive;
+            isDisposed = false;
+        }
+
+        ~EpubBookRef()
+        {
+            Dispose(false);
+        }
+
+        public string FilePath { get; set; }
+        public string Title { get; set; }
+        public string Author { get; set; }
+        public List<string> AuthorList { get; set; }
+        public EpubSchema Schema { get; set; }
+        public EpubContentRef Content { get; set; }
+
+        internal ZipArchive EpubArchive { get; private set; }
+
+        public byte[] ReadCover()
+        {
+            return ReadCoverAsync().Result;
+        }
+
+        public async Task<byte[]> ReadCoverAsync()
+        {
+            return await BookCoverReader.ReadBookCoverAsync(this).ConfigureAwait(false);
+        }
+
+        public List<EpubChapterRef> GetChapters()
+        {
+            return GetChaptersAsync().Result;
+        }
+
+        public async Task<List<EpubChapterRef>> GetChaptersAsync()
+        {
+            return await Task.Run(() => ChapterReader.GetChapters(this)).ConfigureAwait(false);
+        }
+
+        public void Dispose()
+        {
+            Dispose(true);
+            GC.SuppressFinalize(this);
+        }
+
+        protected virtual void Dispose(bool disposing)
+        {
+            if (!isDisposed)
+            {
+                if (disposing)
+                {
+                    EpubArchive?.Dispose();
+                }
+                isDisposed = true;
+            }
+        }
+    }
+}