Frondend bulk edit stuff

src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.html

@@ -95,6 +95,9 @@
           <button ngbDropdownItem (click)="mergeSelected()" [disabled]="!userCanAdd || list.allSelected || list.selectedCount < 2">
             <i-bs name="journals" class="me-1"></i-bs><ng-container i18n>Merge</ng-container>
           </button>
+          <button ngbDropdownItem (click)="mergeSelectedAsVersions()" [disabled]="!userOwnsAll || !userCanEditAll || list.allSelected || list.selectedCount < 2">
+            <i-bs name="journal-bookmark-fill" class="me-1"></i-bs><ng-container i18n>Merge as versions</ng-container>
+          </button>
         </div>
       </div>
     </div>

src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.spec.ts

@@ -1248,6 +1248,53 @@ describe('BulkEditorComponent', () => {
     expect(documentListViewService.selected.size).toEqual(0)
   })
 
+  it('should support merging documents as versions', () => {
+    let modal: NgbModalRef
+    modalService.activeInstances.subscribe((m) => (modal = m[0]))
+    jest.spyOn(permissionsService, 'currentUserCan').mockReturnValue(true)
+    jest
+      .spyOn(documentListViewService, 'documents', 'get')
+      .mockReturnValue([{ id: 3 }, { id: 4 }])
+    jest.spyOn(documentService, 'getFew').mockReturnValue(
+      of({
+        all: [3, 4],
+        count: 2,
+        results: [
+          { id: 3, title: 'Document 3' },
+          { id: 4, title: 'Document 4' },
+        ],
+      })
+    )
+    jest
+      .spyOn(documentListViewService, 'selected', 'get')
+      .mockReturnValue(new Set([3, 4]))
+    jest
+      .spyOn(permissionsService, 'currentUserHasObjectPermissions')
+      .mockReturnValue(true)
+    jest
+      .spyOn(permissionsService, 'currentUserOwnsObject')
+      .mockReturnValue(true)
+    const mergeAsVersionsSpy = jest
+      .spyOn(documentService, 'mergeDocumentsAsVersions')
+      .mockReturnValue(of(true))
+    fixture.detectChanges()
+
+    component.mergeSelectedAsVersions()
+    expect(modal).not.toBeUndefined()
+    expect(modal.componentInstance.mergeAsVersions).toBe(true)
+    modal.componentInstance.rootDocumentID.set(4)
+    modal.componentInstance.confirm()
+
+    expect(mergeAsVersionsSpy).toHaveBeenCalledWith([3, 4], 4)
+    httpTestingController.match(
+      `${environment.apiBaseUrl}documents/?page=1&page_size=50&ordering=-created&truncate_content=true&include_selection_data=true`
+    )
+    httpTestingController.match(
+      `${environment.apiBaseUrl}documents/?page=1&page_size=100000&fields=id`
+    )
+    expect(documentListViewService.selected.size).toEqual(0)
+  })
+
   it('should support bulk download with archive, originals or both and file formatting', () => {
     jest.spyOn(permissionsService, 'currentUserCan').mockReturnValue(true)
     jest

src-ui/src/app/components/document-list/bulk-editor/bulk-editor.component.ts

@@ -1002,6 +1002,34 @@ export class BulkEditorComponent
       })
   }
 
+  mergeSelectedAsVersions() {
+    let modal = this.modalService.open(MergeConfirmDialogComponent, {
+      backdrop: 'static',
+    })
+    const mergeDialog = modal.componentInstance as MergeConfirmDialogComponent
+    const documentIDs = Array.from(this.list.selected)
+    mergeDialog.title = $localize`Merge as versions`
+    mergeDialog.message = $localize`The selected documents will become versions of the root document.`
+    mergeDialog.btnCaption = $localize`Proceed`
+    mergeDialog.mergeAsVersions = true
+    mergeDialog.documentIDs.set(documentIDs)
+    mergeDialog.rootDocumentID.set(documentIDs[0])
+    mergeDialog.confirmClicked
+      .pipe(takeUntil(this.unsubscribeNotifier))
+      .subscribe(() => {
+        mergeDialog.buttonsEnabled = false
+        this.executeDocumentAction(
+          modal,
+          this.documentService.mergeDocumentsAsVersions(
+            mergeDialog.documentIDs(),
+            mergeDialog.rootDocumentID()
+          ),
+          { deleteOriginals: true }
+        )
+        this.toastService.showInfo($localize`Documents merged as versions.`)
+      })
+  }
+
   public setCustomFieldValues(changedCustomFields: ChangedItems) {
     const modal = this.modalService.open(CustomFieldsBulkEditDialogComponent, {
       backdrop: 'static',