fix(beszel): add reliable live stats and filesystem UI (#6289)

apps/nextjs/src/app/[locale]/_client-providers/trpc.tsx

@@ -10,6 +10,7 @@ import {
   createWSClient,
   httpBatchStreamLink,
   httpLink,
+  httpSubscriptionLink,
   isNonJsonSerializable,
   loggerLink,
   splitLink,
@@ -101,9 +102,17 @@ export function TRPCReactProvider(props: PropsWithChildren) {
         }),
         splitLink({
           condition: ({ type }) => type === "subscription",
-          true: wsLink<AppRouter>({
-            client: wsClient,
-            transformer: superjson,
+          true: splitLink({
+            condition: ({ path }) => path === "widget.beszel.subscribeSystemStats",
+            true: httpSubscriptionLink({
+              url: getTrpcUrl(),
+              transformer: superjson,
+              eventSourceOptions: { withCredentials: true },
+            }),
+            false: wsLink<AppRouter>({
+              client: wsClient,
+              transformer: superjson,
+            }),
           }),
           false: splitLink({
             condition: ({ input }) => isNonJsonSerializable(input),

apps/nextjs/src/app/[locale]/boards/(content)/_creator.tsx

@@ -22,6 +22,7 @@ import { getI18n } from "@homarr/translation/server";
 import { prefetchForKindAsync } from "@homarr/widgets/prefetch";
 
 import { createMetaTitle } from "~/metadata";
+import { env } from "~/env";
 import { createBoardLayout } from "../_layout-creator";
 import type { Board, Item } from "../_types";
 import { DynamicClientBoard } from "./_dynamic-client";
@@ -40,7 +41,7 @@ export const createBoardContentPage = <TParams extends Record<string, unknown>>(
 }: Props<TParams>) => {
   return {
     layout: createBoardLayout({
-      headerActions: <BoardContentHeaderActions />,
+      headerActions: <BoardContentHeaderActions demoReadOnly={env.DEMO_MODE && env.DEMO_READ_ONLY} />,
       getInitialBoardAsync: getInitialBoard,
       withTour: true,
     }),

apps/nextjs/src/app/[locale]/boards/(content)/_header-actions.tsx

@@ -41,15 +41,12 @@ import { useDynamicSectionActions } from "~/components/board/sections/dynamic/dy
 import { IntegrationSelectModal } from "~/components/integration/integration-select-modal";
 import { HeaderButton } from "~/components/layout/header/button";
 
-export const BoardContentHeaderActions = () => {
+export const BoardContentHeaderActions = ({ demoReadOnly }: { demoReadOnly: boolean }) => {
   const [isEditMode] = useEditMode();
   const board = useRequiredBoard();
   const { hasChangeAccess } = useBoardPermissions(board);
-  // Fall back to read-only if the query has no data (e.g. errored) so we never expose
-  // edit/save/settings UI that would then fail server-side.
-  const { data: demoReadOnly = true, isLoading } = clientApi.info.isDemoReadOnly.useQuery();
 
-  if (!hasChangeAccess || isLoading) {
+  if (!hasChangeAccess) {
     return <SelectBoardsMenu />;
   }
 

apps/nextjs/src/components/board/items/widget-context-menu.tsx

@@ -4,7 +4,7 @@ import type { MutableRefObject, ReactNode } from "react";
 import { useCallback, useEffect, useMemo, useState } from "react";
 import { Group, Loader, Menu, Switch, Text } from "@mantine/core";
 import { IconCopy, IconLayoutKanban, IconRefresh, IconSettings, IconTrash } from "@tabler/icons-react";
-import type { QueryClient } from "@tanstack/react-query";
+import type { QueryClient, QueryKey } from "@tanstack/react-query";
 import { useIsFetching, useQueryClient } from "@tanstack/react-query";
 
 import { clientApi } from "@homarr/api/client";
@@ -49,7 +49,10 @@ export const WidgetContextMenu = ({ item, widgetStateRef, children }: WidgetCont
   const { gridstack } = useSectionContext().refs;
   const queryClient = useQueryClient();
 
-  const widgetQueryKey = useMemo(() => [["widget", item.kind]], [item.kind]);
+  const widgetQueryKey = useMemo(
+    () => ("queryKey" in currentDefinition ? (currentDefinition.queryKey as QueryKey) : [["widget", item.kind]]),
+    [currentDefinition, item.kind],
+  );
   const isWidgetFetching = useIsFetching({ queryKey: widgetQueryKey }) > 0;
   const handleRefetch = useCallback(() => {
     void queryClient.refetchQueries({ queryKey: widgetQueryKey, type: "all" });
@@ -276,7 +279,7 @@ const WidgetCacheAge = ({
   isFetching,
 }: {
   queryClient: QueryClient;
-  queryKey: unknown[];
+  queryKey: QueryKey;
   isFetching: boolean;
 }) => {
   // 1s tick for "just now" → "1s ago" label transition; isFetching prop handles refetch reactivity
@@ -295,8 +298,8 @@ const WidgetCacheAge = ({
     .filter(Boolean);
   if (timestamps.length === 0) return null;
 
-  const oldest = Math.min(...timestamps);
-  const seconds = Math.floor((Date.now() - oldest) / 1000);
+  const latest = Math.max(...timestamps);
+  const seconds = Math.floor((Date.now() - latest) / 1000);
   if (seconds < 5) return "just now";
   if (seconds < 60) return `${seconds}s ago`;
   return `${Math.floor(seconds / 60)}m ago`;

apps/nextjs/src/env.ts

@@ -4,6 +4,7 @@ export const env = createEnv({
   server: {
     UNSAFE_ENABLE_MOCK_INTEGRATION: createBooleanSchema(false),
     DEMO_MODE: createBooleanSchema(false),
+    DEMO_READ_ONLY: createBooleanSchema(true),
   },
   experimental__runtimeEnv: process.env,
 });