From 731e16b093c49e0cb0b6a2a3f961b58c83d5ef5b Mon Sep 17 00:00:00 2001
From: "gpt-engineer-app[bot]"
 <159125892+gpt-engineer-app[bot]@users.noreply.github.com>
Date: Wed, 13 May 2026 21:54:45 +0000
Subject: [PATCH] Changes

Co-authored-by: Reifonas <211114984+Reifonas@users.noreply.github.com>
---
 src/pages/Index.tsx | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/pages/Index.tsx b/src/pages/Index.tsx
index 315f807..8b09619 100644
--- a/src/pages/Index.tsx
+++ b/src/pages/Index.tsx
@@ -95,6 +95,23 @@ const Index = () => {
     }
   }, [setModel]);
 
+  const handleLoadDemoCotovelo = useCallback(async () => {
+    setLoadingDemoCotovelo(true);
+    try {
+      const response = await fetch('/models/B126-COTOVELO.ifc');
+      const buffer = await response.arrayBuffer();
+      const result = await convertIFCtoGLB(buffer, 'B126-COTOVELO.ifc');
+      const url = URL.createObjectURL(result.blob);
+      setModel({ fileName: result.fileName, fileSize: result.fileSize, url });
+      toast.success('Modelo demo "B126 Cotovelo" (IFC) carregado!');
+    } catch (err) {
+      console.error(err);
+      toast.error('Falha ao converter modelo demo Cotovelo');
+    } finally {
+      setLoadingDemoCotovelo(false);
+    }
+  }, [setModel]);
+
   const handleEnterViewer = () => {
     if (!model) {
       toast.error('Importe um modelo GLB primeiro');