wp-calypso/client/dashboard/app/layout.tsx

import {
	initializeAnalytics,
	recordTracksEvent,
	recordTracksPageViewWithPageParams,
} from '@automattic/calypso-analytics';
import { resolveDeviceTypeByViewPort } from '@automattic/viewport';
import { QueryClientProvider } from '@tanstack/react-query';
import { RouterProvider, type AnyRouter } from '@tanstack/react-router';
import { useMemo, useEffect } from 'react';
import { AnalyticsProvider, type AnalyticsClient } from './analytics';
import { getSuperProps } from './analytics/super-props';
import { AuthProvider, useAuth } from './auth';
import { AppProvider, type AppConfig } from './context';
import { I18nProvider } from './i18n';
import { queryClient } from './query-client';
import { getRouter } from './router';

function RouterProviderWithAuth( { config, router }: { config: AppConfig; router: AnyRouter } ) {
	const auth = useAuth();
	return <RouterProvider router={ router } context={ { auth, config } } />;
}

function AnalyticsProviderWithClient( {
	children,
	router,
}: {
	children: React.ReactNode;
	router: AnyRouter;
} ) {
	const { user } = useAuth();

	useEffect( () => {
		if ( user ) {
			initializeAnalytics( user, getSuperProps( user, router, queryClient ) );
		}
	}, [ user, router ] );

	const analyticsClient: AnalyticsClient = useMemo(
		() => ( {
			recordTracksEvent( eventName, properties ) {
				recordTracksEvent( eventName, properties );
			},

			// The title property is used by Google Analytics not Tracks. The hosting
			// dashboard doesn't use Google Analytics for now.
			// eslint-disable-next-line @typescript-eslint/no-unused-vars
			recordPageView( url, _title ) {
				recordTracksPageViewWithPageParams( url, {
					device_type: resolveDeviceTypeByViewPort(),
				} );
			},
		} ),
		[]
	);

	return <AnalyticsProvider client={ analyticsClient }>{ children }</AnalyticsProvider>;
}

function Layout( { config }: { config: AppConfig } ) {
	const router = useMemo( () => getRouter( config ), [ config ] );

	return (
		<AppProvider config={ config }>
			<QueryClientProvider client={ queryClient }>
				<AuthProvider>
					<I18nProvider>
						<AnalyticsProviderWithClient router={ router }>
							<RouterProviderWithAuth router={ router } config={ config } />
						</AnalyticsProviderWithClient>
					</I18nProvider>
				</AuthProvider>
			</QueryClientProvider>
		</AppProvider>
	);
}
export default Layout;