From 3230e600e6ce4363a0651d34435668d59bf8c5b2 Mon Sep 17 00:00:00 2001
From: Johnpaul Chiwetelu <polymenjohn1@gmail.com>
Date: Wed, 10 Dec 2025 02:56:48 +0100
Subject: [PATCH] fix: trigger widget callback when model is selected

Fixes model dropdown not properly updating when a model is selected from the model library or dropped onto canvas by calling the widget callback and forcing reactivity.
---
 src/components/sidebar/tabs/ModelLibrarySidebarTab.vue | 7 +++++++
 src/composables/useCanvasDrop.ts                       | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/src/components/sidebar/tabs/ModelLibrarySidebarTab.vue b/src/components/sidebar/tabs/ModelLibrarySidebarTab.vue
index 01b312f00..23851d079 100644
--- a/src/components/sidebar/tabs/ModelLibrarySidebarTab.vue
+++ b/src/components/sidebar/tabs/ModelLibrarySidebarTab.vue
@@ -150,6 +150,13 @@ const renderedRoot = computed<TreeExplorerNode<ModelOrFolder>>(() => {
             if (widget) {
               // @ts-expect-error fixme ts strict error
               widget.value = model.file_name
+              if (model) {
+                widget.callback?.(model!.file_name)
+                // Force the reactive widgets array to update
+                if (node.widgets) {
+                  node.widgets = [...node.widgets]
+                }
+              }
             }
           }
         } else {
diff --git a/src/composables/useCanvasDrop.ts b/src/composables/useCanvasDrop.ts
index d3870b04b..a026b5c50 100644
--- a/src/composables/useCanvasDrop.ts
+++ b/src/composables/useCanvasDrop.ts
@@ -73,6 +73,11 @@ export const useCanvasDrop = (canvasRef: Ref<HTMLCanvasElement | null>) => {
             )
             if (widget) {
               widget.value = model.file_name
+              widget.callback?.(model.file_name)
+              // Force the reactive widgets array to update
+              if (targetGraphNode.widgets) {
+                targetGraphNode.widgets = [...targetGraphNode.widgets]
+              }
             }
           }
         } else if (node.data instanceof ComfyWorkflow) {