From cef61d3733ce554c973b7ec2d38ddc01d52806cf Mon Sep 17 00:00:00 2001
From: James Brunton <james@stirlingpdf.com>
Date: Fri, 12 Sep 2025 09:49:20 +0100
Subject: [PATCH] Fix type errors

---
 .../changeMetadata/ChangeMetadataSingleStep.tsx     | 13 +++----------
 .../tools/changeMetadata/useMetadataExtraction.ts   |  8 ++++++--
 2 files changed, 9 insertions(+), 12 deletions(-)

diff --git a/frontend/src/components/tools/changeMetadata/ChangeMetadataSingleStep.tsx b/frontend/src/components/tools/changeMetadata/ChangeMetadataSingleStep.tsx
index 2dafec7a1..c5804cf51 100644
--- a/frontend/src/components/tools/changeMetadata/ChangeMetadataSingleStep.tsx
+++ b/frontend/src/components/tools/changeMetadata/ChangeMetadataSingleStep.tsx
@@ -26,17 +26,10 @@ const ChangeMetadataSingleStep = ({
 }: ChangeMetadataSingleStepProps) => {
   const { t } = useTranslation();
 
-  // Create a params object that matches the hook interface
-  const paramsHook = {
-    parameters,
-    updateParameter: onParameterChange,
-    addCustomMetadata,
-    removeCustomMetadata,
-    updateCustomMetadata,
-  };
-
   // Extract metadata from uploaded files
-  const { isExtractingMetadata } = useMetadataExtraction(paramsHook);
+  const { isExtractingMetadata } = useMetadataExtraction({
+    updateParameter: onParameterChange,
+  });
 
   const isDeleteAllEnabled = parameters.deleteAll;
   const fieldsDisabled = disabled || isDeleteAllEnabled || isExtractingMetadata;
diff --git a/frontend/src/hooks/tools/changeMetadata/useMetadataExtraction.ts b/frontend/src/hooks/tools/changeMetadata/useMetadataExtraction.ts
index d79d65891..4e7cc30ba 100644
--- a/frontend/src/hooks/tools/changeMetadata/useMetadataExtraction.ts
+++ b/frontend/src/hooks/tools/changeMetadata/useMetadataExtraction.ts
@@ -1,9 +1,13 @@
 import { useState, useEffect, useRef } from "react";
 import { PDFMetadataService } from "../../../services/pdfMetadataService";
 import { useSelectedFiles } from "../../../contexts/file/fileHooks";
-import { ChangeMetadataParametersHook } from "./useChangeMetadataParameters";
+import { ChangeMetadataParameters } from "./useChangeMetadataParameters";
 
-export const useMetadataExtraction = (params: ChangeMetadataParametersHook) => {
+interface MetadataExtractionParams {
+  updateParameter: <K extends keyof ChangeMetadataParameters>(key: K, value: ChangeMetadataParameters[K]) => void;
+}
+
+export const useMetadataExtraction = (params: MetadataExtractionParams) => {
   const { selectedFiles } = useSelectedFiles();
   const [isExtractingMetadata, setIsExtractingMetadata] = useState(false);
   const [hasExtractedMetadata, setHasExtractedMetadata] = useState(false);