Merge pull request '#67 prevent crash if xml document does not exist' (!60) from cuttingedge into master

Reviewed-on: #60

Tranga/MangaConnectors/Mangasee.cs

@@ -121,6 +121,8 @@ public class Mangasee : MangaConnector
     public override Chapter[] GetChapters(Manga manga, string language="en")
     {
         Log($"Getting chapters {manga}");
+        try
+        {
             XDocument doc = XDocument.Load($"https://mangasee123.com/rss/{manga.publicationId}.xml");
             XElement[] chapterItems = doc.Descendants("item").ToArray();
             List<Chapter> chapters = new();
@@ -138,6 +140,12 @@ public class Mangasee : MangaConnector
             Log($"Got {chapters.Count} chapters. {manga}");
             return chapters.OrderBy(chapter => Convert.ToSingle(chapter.chapterNumber, numberFormatDecimalPoint)).ToArray();
         }
+        catch (HttpRequestException e)
+        {
+            Log($"Failed to load XML\n\r{e}");
+            return Array.Empty<Chapter>();
+        }
+    }
 
     public override HttpStatusCode DownloadChapter(Chapter chapter, ProgressToken? progressToken = null)
     {