fix link creation (#419)

* fix link creation

* lift version

Author: FloSch62

CHANGELOG.md

@@ -1,4 +1,7 @@
 # Change Log
+## [0.19.6] - 2025-10-24
+- fix link creation
+
 ## [0.19.5] - 2025-10-23
 - fluent transition between deploy/destroy on TV
 - fixes

package-lock.json

@@ -5,7 +5,7 @@
   "icon": "resources/containerlab.png",
   "description": "Manages containerlab topologies in VS Code",
   "author": "SRL Labs",
-  "version": "0.19.5",
+  "version": "0.19.6",
   "homepage": "https://containerlab.dev/manual/vsc-extension/",
   "engines": {
     "vscode": "^1.99.0"

package.json

@@ -1164,10 +1164,29 @@ class TopologyWebviewController {
     });
   }
 
+  private async ensureEdgehandlesReady(): Promise<void> {
+    if (!this.eh) {
+      await this.initializeEdgehandles();
+      return;
+    }
+    if (typeof this.eh.enable === 'function') {
+      this.eh.enable();
+    }
+  }
+
+  private async startEdgeCreationFromNode(node: cytoscape.NodeSingular): Promise<void> {
+    await this.ensureEdgehandlesReady();
+    if (!this.eh) {
+      log.error('Edgehandles is not available; unable to start edge creation.');
+      return;
+    }
+    this.isEdgeHandlerActive = true;
+    this.eh.start(node);
+  }
+
   private createAddLinkCommand(): any {
-    return this.createNodeMenuItem('fas fa-link', 'Add Link', (node) => {
-      this.isEdgeHandlerActive = true;
-      this.eh.start(node);
+    return this.createNodeMenuItem('fas fa-link', 'Add Link', async (node) => {
+      await this.startEdgeCreationFromNode(node);
     });
   }
 
@@ -1628,8 +1647,7 @@ class TopologyWebviewController {
 
     if (originalEvent.shiftKey && node.data('topoViewerRole') !== 'freeText') {
       log.debug(`Shift+click on node: starting edge creation from node: ${extraData?.longname || node.id()}`);
-      this.isEdgeHandlerActive = true;
-      this.eh.start(node);
+      await this.startEdgeCreationFromNode(node);
       return;
     }