implement custom hook

web/src/components/filter/ReviewFilterGroup.tsx

@@ -2,7 +2,7 @@ import { Button } from "../ui/button";
 import { Popover, PopoverContent, PopoverTrigger } from "../ui/popover";
 import useSWR from "swr";
 import { CameraGroupConfig, FrigateConfig } from "@/types/frigateConfig";
-import { useCallback, useEffect, useMemo, useState } from "react";
+import { useCallback, useMemo, useState } from "react";
 import {
   DropdownMenu,
   DropdownMenuContent,
@@ -29,6 +29,7 @@ import ReviewActivityCalendar from "../overlay/ReviewActivityCalendar";
 import MobileReviewSettingsDrawer, {
   DrawerFeatures,
 } from "../overlay/MobileReviewSettingsDrawer";
+import useOptimisticState from "@/hooks/use-optimistic-state";
 
 const REVIEW_FILTERS = [
   "cameras",
@@ -631,12 +632,10 @@ function ShowMotionOnlyButton({
   motionOnly,
   setMotionOnly,
 }: ShowMotionOnlyButtonProps) {
-  const [motionOnlyButton, setMotionOnlyButton] = useState(motionOnly);
-
-  useEffect(() => {
-    const timeoutId = setTimeout(() => setMotionOnly(motionOnlyButton), 10);
-    return () => clearTimeout(timeoutId);
-  }, [motionOnlyButton, setMotionOnly]);
+  const [motionOnlyButton, setMotionOnlyButton] = useOptimisticState(
+    motionOnly,
+    setMotionOnly,
+  );
 
   return (
     <>

web/src/hooks/use-optimistic-state.ts

@@ -0,0 +1,43 @@
+import { useState, useEffect, useCallback, useRef } from "react";
+
+type OptimisticStateResult<T> = [T, (newValue: T) => void];
+
+const useOptimisticState = <T>(
+  initialState: T,
+  setState: (newValue: T) => void,
+  delay: number = 20,
+): OptimisticStateResult<T> => {
+  const [optimisticValue, setOptimisticValue] = useState<T>(initialState);
+  const debounceTimeout = useRef<ReturnType<typeof setTimeout> | null>(null);
+
+  const handleValueChange = useCallback(
+    (newValue: T) => {
+      // Update the optimistic value immediately
+      setOptimisticValue(newValue);
+
+      // Clear any pending debounce timeout
+      if (debounceTimeout.current) {
+        clearTimeout(debounceTimeout.current);
+      }
+
+      // Set a new debounce timeout
+      debounceTimeout.current = setTimeout(() => {
+        // Update the actual value using the provided setter function
+        setState(newValue);
+      }, delay);
+    },
+    [delay, setState],
+  );
+
+  useEffect(() => {
+    return () => {
+      if (debounceTimeout.current) {
+        clearTimeout(debounceTimeout.current);
+      }
+    };
+  }, []);
+
+  return [optimisticValue, handleValueChange];
+};
+
+export default useOptimisticState;

web/src/views/events/EventView.tsx

@@ -41,6 +41,7 @@ import { RecordingStartingPoint } from "@/types/record";
 import VideoControls from "@/components/player/VideoControls";
 import { TimeRange } from "@/types/timeline";
 import { useCameraMotionNextTimestamp } from "@/hooks/use-camera-activity";
+import useOptimisticState from "@/hooks/use-optimistic-state";
 
 type EventViewProps = {
   reviews?: ReviewSegment[];
@@ -199,6 +200,10 @@ export default function EventView({
   );
 
   const [motionOnly, setMotionOnly] = useState(false);
+  const [severityToggle, setSeverityToggle] = useOptimisticState(
+    severity,
+    setSeverity,
+  );
 
   if (!config) {
     return <ActivityIndicator />;
@@ -214,9 +219,9 @@ export default function EventView({
           className="*:px-3 *:py-4 *:rounded-md"
           type="single"
           size="sm"
-          value={severity}
+          value={severityToggle}
           onValueChange={(value: ReviewSeverity) =>
-            value ? setSeverity(value) : null
+            value ? setSeverityToggle(value) : null
           } // don't allow the severity to be unselected
         >
           <ToggleGroupItem