Add status bar provider (#11066)

web/package-lock.json

@@ -39,6 +39,7 @@
         "idb-keyval": "^6.2.1",
         "immer": "^10.0.4",
         "konva": "^9.3.6",
+        "lodash": "^4.17.21",
         "lucide-react": "^0.372.0",
         "monaco-yaml": "^5.1.1",
         "next-themes": "^0.3.0",
@@ -71,6 +72,7 @@
       "devDependencies": {
         "@tailwindcss/forms": "^0.5.7",
         "@testing-library/jest-dom": "^6.1.5",
+        "@types/lodash": "^4.17.0",
         "@types/node": "^20.12.7",
         "@types/react": "^18.2.79",
         "@types/react-dom": "^18.2.25",
@@ -2523,6 +2525,12 @@
       "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.15.tgz",
       "integrity": "sha512-5+fP8P8MFNC+AyZCDxrB2pkZFPGzqQWUzpSeuuVLvm8VMcorNYavBqoFcxK8bQz4Qsbn4oUEEem4wDLfcysGHA=="
     },
+    "node_modules/@types/lodash": {
+      "version": "4.17.0",
+      "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.17.0.tgz",
+      "integrity": "sha512-t7dhREVv6dbNj0q17X12j7yDG4bD/DHYX7o5/DbDxobP0HnGPgpRz2Ej77aL7TZT3DSw13fqUTj8J4mMnqa7WA==",
+      "dev": true
+    },
     "node_modules/@types/mute-stream": {
       "version": "0.0.4",
       "resolved": "https://registry.npmjs.org/@types/mute-stream/-/mute-stream-0.0.4.tgz",
@@ -5299,8 +5307,7 @@
     "node_modules/lodash": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
-      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
-      "dev": true
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "node_modules/lodash.merge": {
       "version": "4.6.2",

web/package.json

@@ -44,6 +44,7 @@
     "idb-keyval": "^6.2.1",
     "immer": "^10.0.4",
     "konva": "^9.3.6",
+    "lodash": "^4.17.21",
     "lucide-react": "^0.372.0",
     "monaco-yaml": "^5.1.1",
     "next-themes": "^0.3.0",
@@ -76,6 +77,7 @@
   "devDependencies": {
     "@tailwindcss/forms": "^0.5.7",
     "@testing-library/jest-dom": "^6.1.5",
+    "@types/lodash": "^4.17.0",
     "@types/node": "^20.12.7",
     "@types/react": "^18.2.79",
     "@types/react-dom": "^18.2.25",

web/src/components/Statusbar.tsx

@@ -1,7 +1,12 @@
 import { useFrigateStats } from "@/api/ws";
+import {
+  StatusBarMessagesContext,
+  StatusMessage,
+} from "@/context/statusbar-provider";
 import useStats from "@/hooks/use-stats";
 import { FrigateStats } from "@/types/stats";
-import { useMemo } from "react";
+import { useContext, useEffect, useMemo } from "react";
+import { FaCheck } from "react-icons/fa";
 import { IoIosWarning } from "react-icons/io";
 import { MdCircle } from "react-icons/md";
 import useSWR from "swr";
@@ -11,6 +16,10 @@ export default function Statusbar() {
     revalidateOnFocus: false,
   });
   const { payload: latestStats } = useFrigateStats();
+  const { messages, addMessage, clearMessages } = useContext(
+    StatusBarMessagesContext,
+  )!;
+
   const stats = useMemo(() => {
     if (latestStats) {
       return latestStats;
@@ -31,6 +40,13 @@ export default function Statusbar() {
 
   const { potentialProblems } = useStats(stats);
 
+  useEffect(() => {
+    clearMessages("stats");
+    potentialProblems.forEach((problem) => {
+      addMessage("stats", problem.text, problem.color);
+    });
+  }, [potentialProblems, addMessage, clearMessages]);
+
   return (
     <div className="absolute left-0 bottom-0 right-0 w-full h-8 flex justify-between items-center px-4 bg-background_alt z-10 dark:text-secondary-foreground border-t border-secondary-highlight">
       <div className="h-full flex items-center gap-2">
@@ -86,15 +102,25 @@ export default function Statusbar() {
         })}
       </div>
       <div className="h-full flex items-center gap-2">
-        {potentialProblems.map((prob) => (
-          <div
-            key={prob.text}
-            className="flex items-center text-sm gap-2 capitalize"
-          >
-            <IoIosWarning className={`size-5 ${prob.color}`} />
-            {prob.text}
+        {Object.entries(messages).length === 0 ? (
+          <div className="flex items-center text-sm gap-2">
+            <FaCheck className="size-3 text-green-500" />
+            System is healthy
           </div>
-        ))}
+        ) : (
+          Object.entries(messages).map(([key, messageArray]) => (
+            <div key={key} className="h-full flex items-center gap-2">
+              {messageArray.map(({ id, text, color }: StatusMessage) => (
+                <div key={id} className="flex items-center text-sm gap-2">
+                  <IoIosWarning
+                    className={`size-5 ${color || "text-danger"}`}
+                  />
+                  {text}
+                </div>
+              ))}
+            </div>
+          ))
+        )}
       </div>
     </div>
   );

web/src/components/navigation/Bottombar.tsx

@@ -4,11 +4,15 @@ import { Drawer, DrawerContent, DrawerTrigger } from "../ui/drawer";
 import useSWR from "swr";
 import { FrigateStats } from "@/types/stats";
 import { useFrigateStats } from "@/api/ws";
-import { useMemo } from "react";
+import { useContext, useEffect, useMemo } from "react";
 import useStats from "@/hooks/use-stats";
 import GeneralSettings from "../menu/GeneralSettings";
 import AccountSettings from "../menu/AccountSettings";
 import useNavigation from "@/hooks/use-navigation";
+import {
+  StatusBarMessagesContext,
+  StatusMessage,
+} from "@/context/statusbar-provider";
 
 function Bottombar() {
   const navItems = useNavigation("secondary");
@@ -30,6 +34,11 @@ function StatusAlertNav() {
     revalidateOnFocus: false,
   });
   const { payload: latestStats } = useFrigateStats();
+
+  const { messages, addMessage, clearMessages } = useContext(
+    StatusBarMessagesContext,
+  )!;
+
   const stats = useMemo(() => {
     if (latestStats) {
       return latestStats;
@@ -39,7 +48,14 @@ function StatusAlertNav() {
   }, [initialStats, latestStats]);
   const { potentialProblems } = useStats(stats);
 
-  if (!potentialProblems || potentialProblems.length == 0) {
+  useEffect(() => {
+    clearMessages("stats");
+    potentialProblems.forEach((problem) => {
+      addMessage("stats", problem.text, problem.color);
+    });
+  }, [potentialProblems, addMessage, clearMessages]);
+
+  if (!messages || Object.keys(messages).length === 0) {
     return;
   }
 
@@ -50,13 +66,16 @@ function StatusAlertNav() {
       </DrawerTrigger>
       <DrawerContent className="max-h-[75dvh] px-2 mx-1 rounded-t-2xl overflow-hidden">
         <div className="w-full h-auto py-4 overflow-y-auto overflow-x-hidden flex flex-col items-center gap-2">
-          {potentialProblems.map((prob) => (
-            <div
-              key={prob.text}
-              className="w-full flex items-center text-xs gap-2 capitalize"
-            >
-              <IoIosWarning className={`size-5 ${prob.color}`} />
-              {prob.text}
+          {Object.entries(messages).map(([key, messageArray]) => (
+            <div key={key} className="w-full flex items-center gap-2">
+              {messageArray.map(({ id, text, color }: StatusMessage) => (
+                <div key={id} className="flex items-center text-xs gap-2">
+                  <IoIosWarning
+                    className={`size-5 ${color || "text-danger"}`}
+                  />
+                  {text}
+                </div>
+              ))}
             </div>
           ))}
         </div>

web/src/components/settings/MasksAndZones.tsx

@@ -1,7 +1,14 @@
 import { FrigateConfig } from "@/types/frigateConfig";
 import useSWR from "swr";
 import ActivityIndicator from "@/components/indicators/activity-indicator";
-import { useCallback, useEffect, useMemo, useRef, useState } from "react";
+import {
+  useCallback,
+  useContext,
+  useEffect,
+  useMemo,
+  useRef,
+  useState,
+} from "react";
 import { PolygonCanvas } from "./PolygonCanvas";
 import { Polygon, PolygonType } from "@/types/canvas";
 import { interpolatePoints, parseCoordinates } from "@/utils/canvasUtil";
@@ -25,6 +32,7 @@ import ObjectMaskEditPane from "./ObjectMaskEditPane";
 import PolygonItem from "./PolygonItem";
 import { Link } from "react-router-dom";
 import { isDesktop } from "react-device-detect";
+import { StatusBarMessagesContext } from "@/context/statusbar-provider";
 
 type MasksAndZoneProps = {
   selectedCamera: string;
@@ -50,6 +58,8 @@ export default function MasksAndZones({
   const containerRef = useRef<HTMLDivElement | null>(null);
   const [editPane, setEditPane] = useState<PolygonType | undefined>(undefined);
 
+  const { addMessage } = useContext(StatusBarMessagesContext)!;
+
   const cameraConfig = useMemo(() => {
     if (config && selectedCamera) {
       return config.cameras[selectedCamera];
@@ -167,7 +177,8 @@ export default function MasksAndZones({
     setAllPolygons([...(editingPolygons ?? [])]);
     setHoveredPolygonIndex(null);
     setUnsavedChanges(false);
-  }, [editingPolygons, setUnsavedChanges]);
+    addMessage("masks_zones", "Restart required (masks/zones changed)");
+  }, [editingPolygons, setUnsavedChanges, addMessage]);
 
   useEffect(() => {
     if (isLoading) {

web/src/components/settings/MotionTuner.tsx

@@ -4,7 +4,7 @@ import useSWR from "swr";
 import axios from "axios";
 import ActivityIndicator from "@/components/indicators/activity-indicator";
 import AutoUpdatingCameraImage from "@/components/camera/AutoUpdatingCameraImage";
-import { useCallback, useEffect, useMemo, useState } from "react";
+import { useCallback, useContext, useEffect, useMemo, useState } from "react";
 import { Slider } from "@/components/ui/slider";
 import { Label } from "@/components/ui/label";
 import {
@@ -20,6 +20,7 @@ import { toast } from "sonner";
 import { Separator } from "../ui/separator";
 import { Link } from "react-router-dom";
 import { LuExternalLink } from "react-icons/lu";
+import { StatusBarMessagesContext } from "@/context/statusbar-provider";
 
 type MotionTunerProps = {
   selectedCamera: string;
@@ -41,6 +42,8 @@ export default function MotionTuner({
   const [changedValue, setChangedValue] = useState(false);
   const [isLoading, setIsLoading] = useState(false);
 
+  const { addMessage, clearMessages } = useContext(StatusBarMessagesContext)!;
+
   const { send: sendMotionThreshold } = useMotionThreshold(selectedCamera);
   const { send: sendMotionContourArea } = useMotionContourArea(selectedCamera);
   const { send: sendImproveContrast } = useImproveContrast(selectedCamera);
@@ -145,7 +148,16 @@ export default function MotionTuner({
   const onCancel = useCallback(() => {
     setMotionSettings(origMotionSettings);
     setChangedValue(false);
-  }, [origMotionSettings]);
+    clearMessages("motion_tuner");
+  }, [origMotionSettings, clearMessages]);
+
+  useEffect(() => {
+    if (changedValue) {
+      addMessage("motion_tuner", "Unsaved motion tuner changes");
+    } else {
+      clearMessages("motion_tuner");
+    }
+  }, [changedValue, addMessage, clearMessages]);
 
   if (!cameraConfig && !selectedCamera) {
     return <ActivityIndicator />;

web/src/context/providers.tsx

@@ -4,6 +4,7 @@ import { RecoilRoot } from "recoil";
 import { ApiProvider } from "@/api";
 import { IconContext } from "react-icons";
 import { TooltipProvider } from "@/components/ui/tooltip";
+import { StatusBarMessagesProvider } from "@/context/statusbar-provider";
 
 type TProvidersProps = {
   children: ReactNode;
@@ -16,7 +17,7 @@ function providers({ children }: TProvidersProps) {
         <ThemeProvider defaultTheme="system" storageKey="frigate-ui-theme">
           <TooltipProvider>
             <IconContext.Provider value={{ size: "20" }}>
-              {children}
+              <StatusBarMessagesProvider>{children}</StatusBarMessagesProvider>
             </IconContext.Provider>
           </TooltipProvider>
         </ThemeProvider>

web/src/context/statusbar-provider.tsx

@@ -0,0 +1,83 @@
+import {
+  createContext,
+  useState,
+  ReactNode,
+  useCallback,
+  useMemo,
+} from "react";
+
+export type StatusMessage = {
+  id: string;
+  text: string;
+  color?: string;
+};
+
+export type StatusMessagesState = {
+  [key: string]: StatusMessage[];
+};
+
+type StatusBarMessagesProviderProps = {
+  children: ReactNode;
+};
+
+type StatusBarMessagesContextValue = {
+  messages: StatusMessagesState;
+  addMessage: (
+    key: string,
+    message: string,
+    color?: string,
+    messageId?: string,
+  ) => string;
+  removeMessage: (key: string, messageId: string) => void;
+  clearMessages: (key: string) => void;
+};
+
+export const StatusBarMessagesContext =
+  createContext<StatusBarMessagesContextValue | null>(null);
+
+export function StatusBarMessagesProvider({
+  children,
+}: StatusBarMessagesProviderProps) {
+  const [messagesState, setMessagesState] = useState<StatusMessagesState>({});
+
+  const messages = useMemo(() => messagesState, [messagesState]);
+
+  const addMessage = useCallback(
+    (key: string, message: string, color?: string, messageId?: string) => {
+      const id = messageId || Date.now().toString();
+      const msgColor = color || "text-danger";
+      setMessagesState((prevMessages) => ({
+        ...prevMessages,
+        [key]: [
+          ...(prevMessages[key] || []),
+          { id, text: message, color: msgColor },
+        ],
+      }));
+      return id;
+    },
+    [],
+  );
+
+  const removeMessage = useCallback((key: string, messageId: string) => {
+    setMessagesState((prevMessages) => ({
+      ...prevMessages,
+      [key]: prevMessages[key].filter((msg) => msg.id !== messageId),
+    }));
+  }, []);
+
+  const clearMessages = useCallback((key: string) => {
+    setMessagesState((prevMessages) => {
+      const updatedMessages = { ...prevMessages };
+      delete updatedMessages[key];
+      return updatedMessages;
+    });
+  }, []);
+
+  return (
+    <StatusBarMessagesContext.Provider
+      value={{ messages, addMessage, removeMessage, clearMessages }}
+    >
+      {children}
+    </StatusBarMessagesContext.Provider>
+  );
+}

web/src/hooks/use-deep-memo.ts

@@ -0,0 +1,12 @@
+import { useRef } from "react";
+import { isEqual } from "lodash";
+
+export default function useDeepMemo<T>(value: T) {
+  const ref = useRef<T | undefined>(undefined);
+
+  if (!isEqual(ref.current, value)) {
+    ref.current = value;
+  }
+
+  return ref.current;
+}

web/src/hooks/use-stats.ts

@@ -7,78 +7,82 @@ import {
 import { FrigateStats, PotentialProblem } from "@/types/stats";
 import { useMemo } from "react";
 import useSWR from "swr";
+import useDeepMemo from "./use-deep-memo";
+import { capitalizeFirstLetter } from "@/utils/stringUtil";
 
 export default function useStats(stats: FrigateStats | undefined) {
   const { data: config } = useSWR<FrigateConfig>("config");
 
+  const memoizedStats = useDeepMemo(stats);
+
   const potentialProblems = useMemo<PotentialProblem[]>(() => {
     const problems: PotentialProblem[] = [];
 
-    if (!stats) {
+    if (!memoizedStats) {
       return problems;
     }
 
     // if frigate has just started
     // don't look for issues
-    if (stats.service.uptime < 120) {
+    if (memoizedStats.service.uptime < 120) {
       return problems;
     }
 
     // check detectors for high inference speeds
-    Object.entries(stats["detectors"]).forEach(([key, det]) => {
+    Object.entries(memoizedStats["detectors"]).forEach(([key, det]) => {
       if (det["inference_speed"] > InferenceThreshold.error) {
         problems.push({
-          text: `${key} is very slow (${det["inference_speed"]} ms)`,
+          text: `${capitalizeFirstLetter(key)} is very slow (${det["inference_speed"]} ms)`,
           color: "text-danger",
         });
       } else if (det["inference_speed"] > InferenceThreshold.warning) {
         problems.push({
-          text: `${key} is slow (${det["inference_speed"]} ms)`,
+          text: `${capitalizeFirstLetter(key)} is slow (${det["inference_speed"]} ms)`,
           color: "text-orange-400",
         });
       }
     });
 
     // check for offline cameras
-    Object.entries(stats["cameras"]).forEach(([name, cam]) => {
+    Object.entries(memoizedStats["cameras"]).forEach(([name, cam]) => {
       if (!config) {
         return;
       }
 
       if (config.cameras[name].enabled && cam["camera_fps"] == 0) {
         problems.push({
-          text: `${name.replaceAll("_", " ")} is offline`,
+          text: `${capitalizeFirstLetter(name.replaceAll("_", " "))} is offline`,
           color: "text-danger",
         });
       }
     });
 
     // check camera cpu usages
-    Object.entries(stats["cameras"]).forEach(([name, cam]) => {
+    Object.entries(memoizedStats["cameras"]).forEach(([name, cam]) => {
       const ffmpegAvg = parseFloat(
-        stats["cpu_usages"][cam["ffmpeg_pid"]]?.cpu_average,
+        memoizedStats["cpu_usages"][cam["ffmpeg_pid"]]?.cpu_average,
       );
       const detectAvg = parseFloat(
-        stats["cpu_usages"][cam["pid"]]?.cpu_average,
+        memoizedStats["cpu_usages"][cam["pid"]]?.cpu_average,
       );
 
       if (!isNaN(ffmpegAvg) && ffmpegAvg >= CameraFfmpegThreshold.error) {
         problems.push({
-          text: `${name.replaceAll("_", " ")} has high FFMPEG CPU usage (${ffmpegAvg}%)`,
+          text: `${capitalizeFirstLetter(name.replaceAll("_", " "))} has high FFMPEG CPU usage (${ffmpegAvg}%)`,
           color: "text-danger",
         });
       }
 
       if (!isNaN(detectAvg) && detectAvg >= CameraDetectThreshold.error) {
         problems.push({
-          text: `${name.replaceAll("_", " ")} has high detect CPU usage (${detectAvg}%)`,
+          text: `${capitalizeFirstLetter(name.replaceAll("_", " "))} has high detect CPU usage (${detectAvg}%)`,
           color: "text-danger",
         });
       }
     });
 
     return problems;
-  }, [config, stats]);
+  }, [config, memoizedStats]);
 
   return { potentialProblems };
 }

web/src/utils/stringUtil.ts

@@ -0,0 +1,3 @@
+export const capitalizeFirstLetter = (text: string): string => {
+  return text.charAt(0).toUpperCase() + text.slice(1);
+};