From bcc9009278ae6c0abddece90c7d7e973e63be2a5 Mon Sep 17 00:00:00 2001
From: Lucio Lelii <lucio.lelii@isti.cnr.it>
Date: Wed, 30 Sep 2026 09:11:05 +0200
Subject: [PATCH] fix(editor): clear wire selection before node drag

---
 src/app/utilities/rete-editor.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/app/utilities/rete-editor.ts b/src/app/utilities/rete-editor.ts
index 73fb065..7fc14ed 100644
--- a/src/app/utilities/rete-editor.ts
+++ b/src/app/utilities/rete-editor.ts
@@ -36,6 +36,7 @@ import {
 import { BlocksService } from "@services/blocks/blocks";
 import { ContainersService } from "@services/containers/containers";
 import { ResourcesService } from "@services/resources/resources";
+import { GraphSelectionService } from "@services/graph-selection/graph-selection";
 import { EditorStateHolder } from "@stores/flow-editor";
 import { ContainerNodeComponent } from "@shared/nodes/container-node/container-node";
 import { GenericNodeComponent } from "@shared/nodes/generic-node/generic-node";
@@ -107,6 +108,7 @@ export async function createEditor(
   const area = new AreaPlugin<HFSchemes, AreaExtra>(container);
   const connection = new ConnectionPlugin<HFSchemes, AreaExtra>();
   const render = new AngularPlugin<HFSchemes, AreaExtra>({ injector });
+  const graphSelection = injector.get(GraphSelectionService);
   const nodeView = options?.nodeView ?? "editor";
   const readonly = options?.readonly === true;
   const programmaticTranslations = new Set<string>();
@@ -223,6 +225,9 @@ export async function createEditor(
   });
 
   area.addPipe((context: any) => {
+    // The connection renderer raises only the selected wire. A picked node is about to be dragged,
+    // so clear that selection before its card can be drawn below the wire.
+    if (context?.type === 'nodepicked') graphSelection.clearConnectionSelection();
     if (context?.type === 'nodetranslated') {
       // A loop follows only its own endpoints. A card merely crossed by the wire must not make the
       // wire move away, while moving either endpoint keeps the wire 48px above that endpoint.