From 7d29f40ab28efa8f5eff0641cc060e88a2d37789 Mon Sep 17 00:00:00 2001
From: BOHA <boha@boha.cz>
Date: Fri, 27 Mar 2026 10:42:29 +0100
Subject: [PATCH] fix: offers table PDF button opens blob from NAS instead of
 print page

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 src/admin/pages/Offers.tsx | 24 ++++++++++--------------
 1 file changed, 10 insertions(+), 14 deletions(-)

diff --git a/src/admin/pages/Offers.tsx b/src/admin/pages/Offers.tsx
index a301dfb..119be91 100644
--- a/src/admin/pages/Offers.tsx
+++ b/src/admin/pages/Offers.tsx
@@ -223,24 +223,20 @@ export default function Offers() {
     if (pdfLoading) return;
     setPdfLoading(quotation.id);
     try {
-      const response = await apiFetch(`${API_BASE}/offers-pdf/${quotation.id}`);
+      const response = await apiFetch(
+        `${API_BASE}/offers/${quotation.id}/file`,
+      );
       if (response.status === 401) return;
       if (!response.ok) {
-        alert.error("Nepodařilo se vygenerovat PDF");
+        alert.error("PDF soubor nenalezen — otevřete nabídku a uložte ji");
         return;
       }
-      const html = await response.text();
-      const w = window.open("", "_blank");
-      if (w) {
-        w.document.open();
-        w.document.write(html);
-        w.document.close();
-        w.onload = () => w.print();
-      } else {
-        alert.error("Prohlížeč zablokoval vyskakovací okno");
-      }
+      const blob = await response.blob();
+      const url = URL.createObjectURL(blob);
+      window.open(url, "_blank");
+      setTimeout(() => URL.revokeObjectURL(url), 60000);
     } catch {
-      alert.error("Chyba při generování PDF");
+      alert.error("Chyba připojení");
     } finally {
       setPdfLoading(null);
     }
@@ -753,7 +749,7 @@ export default function Offers() {
                               <button
                                 onClick={() => handlePdf(q)}
                                 className="admin-btn-icon"
-                                title="PDF"
+                                title="Zobrazit nabídku"
                                 disabled={pdfLoading === q.id}
                               >
                                 {pdfLoading === q.id ? (