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Page redirection must be handled above the QueryRenderer
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| import React, {useState, useEffect} from 'react'; | ||
| import {useRouter} from 'next/router'; | ||
| import {fetchQuery, graphql} from 'relay-runtime'; | ||
| import LoadingSpinner from 'components/LoadingSpinner'; | ||
| import {RelayModernEnvironment} from 'relay-runtime/lib/store/RelayModernEnvironment'; | ||
| import {CiipPageComponent} from 'next-env'; | ||
| import {getUserGroupLandingRoute} from 'lib/user-groups'; | ||
| import {PageRedirectHandlerQuery} from '__generated__/PageRedirectHandlerQuery.graphql'; | ||
|
|
||
| interface Props { | ||
| environment: RelayModernEnvironment; | ||
| pageComponent: CiipPageComponent; | ||
| } | ||
|
|
||
| const PageRedirectHandler: React.FunctionComponent<Props> = ({ | ||
| children, | ||
| environment, | ||
| pageComponent | ||
| }) => { | ||
| const sessionQuery = graphql` | ||
| query PageRedirectHandlerQuery { | ||
| session { | ||
| userGroups | ||
| ciipUserBySub { | ||
| __typename | ||
| } | ||
| } | ||
| } | ||
| `; | ||
|
|
||
| const [shouldRender, setShouldRender] = useState(false); | ||
|
|
||
| const router = useRouter(); | ||
|
|
||
| useEffect(() => { | ||
| if (!shouldRender) { | ||
| checkSessionAndGroups(); | ||
| } | ||
| }); | ||
|
|
||
| const checkSessionAndGroups = async () => { | ||
| const {isAccessProtected, allowedGroups = []} = pageComponent; | ||
| const response = await fetchQuery<PageRedirectHandlerQuery>( | ||
| environment, | ||
| sessionQuery, | ||
| {} | ||
| ); | ||
| if (isAccessProtected && !response?.session) { | ||
| router.push({ | ||
| pathname: '/login-redirect', | ||
| query: { | ||
| redirectTo: router.asPath | ||
| } | ||
| }); | ||
| return null; | ||
| } | ||
|
|
||
| const userGroups = response?.session?.userGroups || ['Guest']; | ||
|
|
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| const canAccess = | ||
| allowedGroups.length === 0 || | ||
| userGroups.some((g) => allowedGroups.includes(g)); | ||
|
|
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| // Redirect users attempting to access a page that their group doesn't allow | ||
| // to their landing route. This needs to happen before redirecting to the registration | ||
| // to ensure that a pending analyst doesn't get redirect to the registration page | ||
| if (!canAccess) { | ||
| router.push({ | ||
| pathname: getUserGroupLandingRoute(userGroups) | ||
| }); | ||
| return null; | ||
| } | ||
|
|
||
| if (isAccessProtected && !response?.session?.ciipUserBySub) { | ||
| router.push({ | ||
| pathname: '/registration', | ||
| query: { | ||
| redirectTo: router.asPath | ||
| } | ||
| }); | ||
| return null; | ||
| } | ||
|
|
||
| setShouldRender(true); | ||
| }; | ||
|
|
||
| // eslint-disable-next-line react/jsx-no-useless-fragment | ||
| if (shouldRender) return <>{children}</>; | ||
|
|
||
| return ( | ||
| <div> | ||
| <LoadingSpinner /> | ||
| <style jsx>{` | ||
| div { | ||
| height: 100vh; | ||
| } | ||
| `}</style> | ||
| </div> | ||
| ); | ||
| }; | ||
|
|
||
| export default PageRedirectHandler; |
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