Fix contentwrapper packing and unpacking issue

src/backend/middlewares/GalleryMWs.ts

@@ -220,7 +220,7 @@ export class GalleryMWs {
       }
     }
 
-    ContentWrapperUtils.pack(cw);
+    req.resultPipe = ContentWrapperUtils.pack(cw);
 
     return next();
   }

src/common/entities/ContentWrapper.ts

@@ -64,7 +64,13 @@ export class ContentWrapperUtils {
     }
     const c1 = cw1.directory || cw1.searchResult;
     const c2 = cw2.directory || cw2.searchResult;
+    if (c1 === c2) {
+      return true;
+    }
 
+    if (!c1 || !c2) {
+      return false;
+    }
     if (!this.equalsDirectories(c1.directories, c2.directories)) {
       return false;
     }
@@ -181,7 +187,6 @@ export class ContentWrapperUtils {
 
   static pack(cwIn: ContentWrapper): PackedContentWrapper {
     const cw: PackedContentWrapper = {
-      ...cwIn,
       map: {
         faces: [], keywords: [], lens: [],
         camera: [], directories: []
@@ -189,7 +194,8 @@ export class ContentWrapperUtils {
       reverseMap: {
         faces: new Map(), keywords: new Map(),
         lens: new Map(), camera: new Map(), directories: new Map()
-      }
+      },
+      ...cwIn
     };
 
     if (cw?.directory) {

src/frontend/app/ui/gallery/contentLoader.service.ts

@@ -57,8 +57,7 @@ export class ContentLoaderService {
     // load from cache
     const cw = this.galleryCacheService.getDirectory(directoryName);
 
-    ContentWrapperUtils.unpack(cw);
-    this.setContent(cw);
+    this.setContent( ContentWrapperUtils.unpack(cw));
     this.lastRequest.directory = directoryName;
     this.currentContentRequest = {type: 'directory', value: directoryName};
 
@@ -99,10 +98,7 @@ export class ContentLoaderService {
       if (this.lastRequest.directory !== directoryName) {
         return;
       }
-
-      ContentWrapperUtils.unpack(cw);
-
-      this.setContent(cw);
+      this.setContent(ContentWrapperUtils.unpack(cw));
     } catch (e) {
       console.error(e);
       this.navigationService.toGallery().catch(console.error);
@@ -140,8 +136,7 @@ export class ContentLoaderService {
       return;
     }
 
-    ContentWrapperUtils.unpack(cw);
-    this.setContent(cw);
+    this.setContent(ContentWrapperUtils.unpack(cw));
   }
 
   isSearchResult(): boolean {