From 8c4a646fe39282085bb4c878ae19604680842f08 Mon Sep 17 00:00:00 2001
From: James <james@crosscourtanalytics.com>
Date: Thu, 7 Aug 2025 09:00:14 +0100
Subject: [PATCH] Localise filenames

---
 frontend/public/locales/en-GB/translation.json      |  1 +
 frontend/public/locales/en-US/translation.json      |  1 +
 .../hooks/tools/sanitize/useSanitizeOperation.ts    |  5 +++--
 frontend/src/tools/Sanitize.tsx                     | 13 +++++++------
 4 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/frontend/public/locales/en-GB/translation.json b/frontend/public/locales/en-GB/translation.json
index b3e923fb5..73e63ad3f 100644
--- a/frontend/public/locales/en-GB/translation.json
+++ b/frontend/public/locales/en-GB/translation.json
@@ -1755,6 +1755,7 @@
     "completed": "Sanitisation completed successfully",
     "error": "Sanitisation failed: {{error}}",
     "error.generic": "Sanitisation failed",
+    "filenamePrefix": "sanitised",
     "steps": {
       "files": "Files",
       "settings": "Settings", 
diff --git a/frontend/public/locales/en-US/translation.json b/frontend/public/locales/en-US/translation.json
index 89d603f8a..a797073f3 100644
--- a/frontend/public/locales/en-US/translation.json
+++ b/frontend/public/locales/en-US/translation.json
@@ -1624,6 +1624,7 @@
       "completed": "Sanitization completed successfully",
       "error": "Sanitization failed: {{error}}",
       "error.generic": "Sanitization failed",
+      "filenamePrefix": "sanitized",
       "steps": {
         "files": "Files",
         "settings": "Settings", 
diff --git a/frontend/src/hooks/tools/sanitize/useSanitizeOperation.ts b/frontend/src/hooks/tools/sanitize/useSanitizeOperation.ts
index f10f46ff7..03d65430f 100644
--- a/frontend/src/hooks/tools/sanitize/useSanitizeOperation.ts
+++ b/frontend/src/hooks/tools/sanitize/useSanitizeOperation.ts
@@ -108,11 +108,12 @@ export const useSanitizeOperation = () => {
       const url = window.URL.createObjectURL(results[0]);
       setDownloadUrl(url);
     } else {
-      const { zipFile } = await zipFileService.createZipFromFiles(results, 'sanitized_files.zip');
+      const zipFilename = `${t('sanitize.filenamePrefix', 'sanitized')}_files.zip`;
+      const { zipFile } = await zipFileService.createZipFromFiles(results, zipFilename);
       const url = window.URL.createObjectURL(zipFile);
       setDownloadUrl(url);
     }
-  }, []);
+  }, [t]);
 
   const generateThumbnailsForResults = useCallback(async (results: File[]): Promise<void> => {
     const thumbnails = await Promise.all(
diff --git a/frontend/src/tools/Sanitize.tsx b/frontend/src/tools/Sanitize.tsx
index e2f700ed5..6062a360d 100644
--- a/frontend/src/tools/Sanitize.tsx
+++ b/frontend/src/tools/Sanitize.tsx
@@ -17,13 +17,14 @@ import { useSanitizeOperation } from "../hooks/tools/sanitize/useSanitizeOperati
 import { BaseToolProps } from "../types/tool";
 import { useFileContext } from "../contexts/FileContext";
 
-const generateSanitizedFileName = (originalFileName?: string): string => {
-  const baseName = originalFileName?.replace(/\.[^/.]+$/, '') || 'document';
-  return `sanitized_${baseName}.pdf`;
-};
-
 const Sanitize = ({ onPreviewFile, onComplete, onError }: BaseToolProps) => {
   const { t } = useTranslation();
+
+  const generateSanitizedFileName = (originalFileName?: string): string => {
+    const baseName = originalFileName?.replace(/\.[^/.]+$/, '') || 'document';
+    const prefix = t('sanitize.filenamePrefix', 'sanitized');
+    return `${prefix}_${baseName}.pdf`;
+  };
   const { selectedFiles } = useToolFileSelection();
   const { setCurrentMode } = useFileContext();
 
@@ -141,7 +142,7 @@ const Sanitize = ({ onPreviewFile, onComplete, onError }: BaseToolProps) => {
                 href={sanitizeOperation.downloadUrl}
                 download={sanitizeOperation.files.length === 1
                   ? generateSanitizedFileName(selectedFiles[0]?.name)
-                  : 'sanitized_files.zip'
+                  : `${t('sanitize.filenamePrefix', 'sanitized')}_files.zip`
                 }
                 leftSection={<DownloadIcon />}
                 color="green"