Fix camera filtering logic (#12457)

* Fix camera filtering logic

* Cleanup

* Simplify and consider birdseye only group in logic

* Don't add filter when group is birdseye only

web/src/views/live/LiveDashboardView.tsx

@@ -34,7 +34,7 @@ import { useResizeObserver } from "@/hooks/resize-observer";
 
 type LiveDashboardViewProps = {
   cameras: CameraConfig[];
-  cameraGroup?: string;
+  cameraGroup: string;
   includeBirdseye: boolean;
   onSelectCamera: (camera: string) => void;
   fullscreen: boolean;
@@ -64,12 +64,31 @@ export default function LiveDashboardView({
   // recent events
 
   const eventUpdate = useFrigateReviews();
+
+  const alertCameras = useMemo(() => {
+    if (!config || cameraGroup == "default") {
+      return null;
+    }
+
+    if (includeBirdseye && cameras.length == 0) {
+      return Object.values(config.cameras)
+        .filter((cam) => cam.birdseye.enabled)
+        .map((cam) => cam.name)
+        .join(",");
+    }
+
+    return cameras
+      .map((cam) => cam.name)
+      .filter((cam) => config.camera_groups[cameraGroup].cameras.includes(cam))
+      .join(",");
+  }, [cameras, cameraGroup, config, includeBirdseye]);
+
   const { data: allEvents, mutate: updateEvents } = useSWR<ReviewSegment[]>([
     "review",
     {
       limit: 10,
       severity: "alert",
-      cameras: cameraGroup && cameras.filter((cam) => cam.name).join(","),
+      cameras: alertCameras,
     },
   ]);