Fix encrypted pdf handling (#6088)

Fix and improve encrypted pdf handling

frontend/src/core/components/shared/EncryptedPdfUnlockModal.tsx

@@ -9,8 +9,10 @@ interface EncryptedPdfUnlockModalProps {
   password: string;
   errorMessage?: string | null;
   isProcessing: boolean;
+  remainingCount: number;
   onPasswordChange: (value: string) => void;
   onUnlock: () => void;
+  onUnlockAll: () => void;
   onSkip: () => void;
 }
 
@@ -20,8 +22,10 @@ const EncryptedPdfUnlockModal = ({
   password,
   errorMessage,
   isProcessing,
+  remainingCount,
   onPasswordChange,
   onUnlock,
+  onUnlockAll,
   onSkip,
 }: EncryptedPdfUnlockModalProps) => {
   const { t } = useTranslation();
@@ -75,9 +79,16 @@ const EncryptedPdfUnlockModal = ({
           <Button variant="light" color="var(--mantine-color-gray-8)" onClick={onSkip} disabled={isProcessing}>
             {t("encryptedPdfUnlock.skip", "Skip for now")}
           </Button>
-          <Button onClick={onUnlock} loading={isProcessing} disabled={password.trim().length === 0}>
-            {t("encryptedPdfUnlock.unlock", "Unlock & Continue")}
-          </Button>
+          <Group gap="xs">
+            {remainingCount > 0 && (
+              <Button variant="light" onClick={onUnlockAll} loading={isProcessing} disabled={password.trim().length === 0}>
+                {t("encryptedPdfUnlock.unlockAll", "Use for all ({{count}})", { count: remainingCount + 1 })}
+              </Button>
+            )}
+            <Button onClick={onUnlock} loading={isProcessing} disabled={password.trim().length === 0}>
+              {t("encryptedPdfUnlock.unlock", "Unlock & Continue")}
+            </Button>
+          </Group>
         </Group>
       </Stack>
     </Modal>