From 70bddba55b126de0fba0a60f4cbea1b7bb97f225 Mon Sep 17 00:00:00 2001
From: Fred KISSIE <fredkiss3@gmail.com>
Date: Tue, 21 Jul 2026 20:29:16 +0100
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20Make=20batched=20status=20history?=
 =?UTF-8?q?=20work?=
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---
 server/lib/statusHistory.ts | 27 +++++++++------------------
 1 file changed, 9 insertions(+), 18 deletions(-)

diff --git a/server/lib/statusHistory.ts b/server/lib/statusHistory.ts
index f116d74e2..da579d3d3 100644
--- a/server/lib/statusHistory.ts
+++ b/server/lib/statusHistory.ts
@@ -37,9 +37,9 @@ export async function getCachedStatusHistory(
         tzOffsetMinutes
     );
     const cached = await cache.get<StatusHistoryResponse>(cacheKey);
-    // if (cached !== undefined) {
-    //     return cached;
-    // }
+    if (cached !== undefined) {
+        return cached;
+    }
 
     console.time(`[getCachedStatusHistory/${entityType}=${entityId}]`);
     // Anchor to local midnight (UTC when tzOffsetMinutes is 0) so the query
@@ -344,10 +344,6 @@ export async function getBatchedStatusHistory(
         )
         .orderBy(asc(statusHistory.timestamp));
 
-    console.log({
-        events
-    });
-
     // Fetch the last known state before the window so that entities that
     // haven't changed status recently still show the correct status rather
     // than appearing as "no_data".
@@ -371,17 +367,12 @@ export async function getBatchedStatusHistory(
         }
     > = {};
 
-    for (const event of events) {
-        if (!eventStatusMap[event.entityId]) {
-            eventStatusMap[event.entityId] = {
-                events: [],
-                lastKnownEvent:
-                    lastKnownEvents.find(
-                        (ev) => ev.entityId === event.entityId
-                    ) ?? null
-            };
-        }
-        eventStatusMap[event.entityId].events.push(event);
+    for (const entityId of entityIds) {
+        eventStatusMap[entityId] = {
+            events: events.filter((ev) => ev.entityId === entityId),
+            lastKnownEvent:
+                lastKnownEvents.find((ev) => ev.entityId === entityId) ?? null
+        };
     }
 
     const result: BatchedStatusHistoryResponse = {};