From 13f25e9fed6ec6d7b66154abe33106c189ee179b Mon Sep 17 00:00:00 2001
From: Elian Doran <contact@eliandoran.me>
Date: Wed, 7 Jan 2026 16:36:49 +0200
Subject: [PATCH] chore(client-standalone): integrate note map backlink count

---
 apps/server/src/routes/api/note_map.ts        | 12 +-------
 apps/server/src/routes/routes.ts              |  1 -
 .../trilium-core/src/routes/api/note_map.ts   | 28 +++++++++++++++++++
 packages/trilium-core/src/routes/index.ts     |  3 ++
 4 files changed, 32 insertions(+), 12 deletions(-)
 create mode 100644 packages/trilium-core/src/routes/api/note_map.ts

diff --git a/apps/server/src/routes/api/note_map.ts b/apps/server/src/routes/api/note_map.ts
index 473388af0..69d8f3bcf 100644
--- a/apps/server/src/routes/api/note_map.ts
+++ b/apps/server/src/routes/api/note_map.ts
@@ -341,6 +341,7 @@ export function findExcerpts(sourceNote: BNote, referencedNoteId: string) {
     return excerpts;
 }
 
+// TODO: Deduplicate with core
 function getFilteredBacklinks(note: BNote): BAttribute[] {
     return (
         note
@@ -350,16 +351,6 @@ function getFilteredBacklinks(note: BNote): BAttribute[] {
     );
 }
 
-function getBacklinkCount(req: Request) {
-    const { noteId } = req.params;
-
-    const note = becca.getNoteOrThrow(noteId);
-
-    return {
-        count: getFilteredBacklinks(note).length
-    } satisfies BacklinkCountResponse;
-}
-
 function getBacklinks(req: Request): BacklinksResponse {
     const { noteId } = req.params;
     const note = becca.getNoteOrThrow(noteId);
@@ -389,6 +380,5 @@ function getBacklinks(req: Request): BacklinksResponse {
 export default {
     getLinkMap,
     getTreeMap,
-    getBacklinkCount,
     getBacklinks
 };
diff --git a/apps/server/src/routes/routes.ts b/apps/server/src/routes/routes.ts
index c9efb42f8..57f1e61bb 100644
--- a/apps/server/src/routes/routes.ts
+++ b/apps/server/src/routes/routes.ts
@@ -312,7 +312,6 @@ function register(app: express.Application) {
 
     apiRoute(PST, "/api/note-map/:noteId/tree", noteMapRoute.getTreeMap);
     apiRoute(PST, "/api/note-map/:noteId/link", noteMapRoute.getLinkMap);
-    apiRoute(GET, "/api/note-map/:noteId/backlink-count", noteMapRoute.getBacklinkCount);
     apiRoute(GET, "/api/note-map/:noteId/backlinks", noteMapRoute.getBacklinks);
 
     shareRoutes.register(router);
diff --git a/packages/trilium-core/src/routes/api/note_map.ts b/packages/trilium-core/src/routes/api/note_map.ts
new file mode 100644
index 000000000..d42e98958
--- /dev/null
+++ b/packages/trilium-core/src/routes/api/note_map.ts
@@ -0,0 +1,28 @@
+import type { Request } from "express";
+import BAttribute from "../../becca/entities/battribute";
+import BNote from "../../becca/entities/bnote";
+import becca from "../../becca/becca";
+import type { BacklinkCountResponse } from "@triliumnext/commons";
+
+function getFilteredBacklinks(note: BNote): BAttribute[] {
+    return (
+        note
+            .getTargetRelations()
+            // search notes have "ancestor" relations which are not interesting
+            .filter((relation) => !!relation.getNote() && relation.getNote().type !== "search")
+    );
+}
+
+function getBacklinkCount(req: Request) {
+    const { noteId } = req.params;
+
+    const note = becca.getNoteOrThrow(noteId);
+
+    return {
+        count: getFilteredBacklinks(note).length
+    } satisfies BacklinkCountResponse;
+}
+
+export default {
+    getBacklinkCount
+}
diff --git a/packages/trilium-core/src/routes/index.ts b/packages/trilium-core/src/routes/index.ts
index 0d0b11cff..bff4a3eaf 100644
--- a/packages/trilium-core/src/routes/index.ts
+++ b/packages/trilium-core/src/routes/index.ts
@@ -3,6 +3,7 @@ import treeApiRoute from "./api/tree";
 import keysApiRoute from "./api/keys";
 import notesApiRoute from "./api/notes";
 import attachmentsApiRoute from "./api/attachments";
+import noteMapRoute from "./api/note_map";
 import AbstractBeccaEntity from "../becca/entities/abstract_becca_entity";
 
 // TODO: Deduplicate with routes.ts
@@ -50,6 +51,8 @@ export function buildSharedApiRoutes(apiRoute: any) {
     apiRoute(PUT, "/api/attachments/:attachmentId/rename", attachmentsApiRoute.renameAttachment);
     apiRoute(GET, "/api/attachments/:attachmentId/blob", attachmentsApiRoute.getAttachmentBlob);
 
+    apiRoute(GET, "/api/note-map/:noteId/backlink-count", noteMapRoute.getBacklinkCount);
+
     apiRoute(GET, "/api/keyboard-actions", keysApiRoute.getKeyboardActions);
     apiRoute(GET, "/api/keyboard-shortcuts-for-notes", keysApiRoute.getShortcutsForNotes);
 }