From 7c9faba215461a7d30689b597417c114c78d40aa Mon Sep 17 00:00:00 2001
From: Daniel Roth <daniel_roth@hotmail.co.uk>
Date: Tue, 30 Jun 2026 11:06:58 +0000
Subject: [PATCH] sort dupe files based on upload timestamp rather than id

---
 src/app/api/live-tracking/property-documents/route.ts | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/app/api/live-tracking/property-documents/route.ts b/src/app/api/live-tracking/property-documents/route.ts
index 6d5ee7f6..c8821de6 100644
--- a/src/app/api/live-tracking/property-documents/route.ts
+++ b/src/app/api/live-tracking/property-documents/route.ts
@@ -48,7 +48,9 @@ export async function GET(req: Request) {
     const latestByS3Key = new Map<string, (typeof rows)[number]>();
     for (const row of rows) {
       const existing = latestByS3Key.get(row.s3FileKey);
-      if (!existing || row.id > existing.id) latestByS3Key.set(row.s3FileKey, row);
+      if (!existing || row.s3UploadTimestamp > existing.s3UploadTimestamp) {
+        latestByS3Key.set(row.s3FileKey, row);
+      }
     }
 
     // Step 2: among distinct keys, same (fileType, measureName) → keep latest.
@@ -59,7 +61,9 @@ export async function GET(req: Request) {
       if (!row.fileType) { unclassified.push(row); continue; }
       const key = `${row.fileType}:${row.measureName ?? ""}`;
       const existing = latestByDocType.get(key);
-      if (!existing || row.id > existing.id) latestByDocType.set(key, row);
+      if (!existing || row.s3UploadTimestamp > existing.s3UploadTimestamp) {
+        latestByDocType.set(key, row);
+      }
     }
 
     const dedupedRows = [...latestByDocType.values(), ...unclassified];