snapshot of https://github.com/RocketChat/Rocket.Chat.git (develop, 2026-09-16; blobs > 131072B omitted)

apps/meteor/client/views/room/hooks/useToggleFavoriteMutation.ts

@@ -0,0 +1,47 @@
+import type { SubscriptionWithRoom } from '@rocket.chat/ui-contexts';
+import { useEndpoint, useToastMessageDispatch, useUserId } from '@rocket.chat/ui-contexts';
+import { useMutation, useQueryClient } from '@tanstack/react-query';
+import { useTranslation } from 'react-i18next';
+
+import { toggleFavoriteRoom } from '../../../lib/mutationEffects/room';
+import { subscriptionsQueryKeys } from '../../../lib/queryKeys';
+
+export const useToggleFavoriteMutation = () => {
+	const { t } = useTranslation();
+	const dispatchToastMessage = useToastMessageDispatch();
+	const uid = useUserId();
+
+	const toggleFavorite = useEndpoint('POST', '/v1/rooms.favorite');
+	const queryClient = useQueryClient();
+
+	return useMutation({
+		mutationFn: async ({ roomId, favorite }: { roomId: string; favorite: boolean; roomName: string }) => {
+			await toggleFavorite({ roomId, favorite });
+		},
+		onMutate: ({ roomId, favorite }) => {
+			queryClient.setQueryData<SubscriptionWithRoom | null>(subscriptionsQueryKeys.subscription(roomId), (subscription) =>
+				subscription
+					? {
+							...subscription,
+							f: favorite,
+						}
+					: undefined,
+			);
+		},
+		onSuccess: (_data, { roomId, favorite, roomName }) => {
+			toggleFavoriteRoom(roomId, favorite, uid);
+			dispatchToastMessage({
+				type: 'success',
+				message: favorite
+					? t('__roomName__was_added_to_favorites', { roomName })
+					: t('__roomName__was_removed_from_favorites', { roomName }),
+			});
+		},
+		onError: (error) => {
+			dispatchToastMessage({ type: 'error', message: error });
+		},
+		onSettled: (_data, _error, { roomId }) => {
+			queryClient.invalidateQueries({ queryKey: subscriptionsQueryKeys.subscription(roomId) });
+		},
+	});
+};