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/* eslint-disable max-statements */
import type { GetStaticProps } from 'next';
import Head from 'next/head';
import { useRouter } from 'next/router';
import Script from 'next/script';
import { useCallback, type ReactNode } from 'react';
import { useIntl } from 'react-intl';
import {
getLayout,
Heading,
Link,
LinksWidget,
Page,
PageBody,
PageHeader,
PageSidebar,
SearchForm,
type SearchFormSubmit,
} from '../components';
import {
getThematicsPreview,
getTopicsPreview,
getTotalThematics,
getTotalTopics,
} from '../services/graphql';
import type {
NextPageWithLayout,
RawThematicPreview,
RawTopicPreview,
} from '../types';
import { CONFIG } from '../utils/config';
import { ROUTES } from '../utils/constants';
import { getLinksItemData, getPageLinkFromRawData } from '../utils/helpers';
import { loadTranslation, type Messages } from '../utils/helpers/server';
import { useBreadcrumb } from '../utils/hooks';
type Error404PageProps = {
thematicsList: RawThematicPreview[];
topicsList: RawTopicPreview[];
translation: Messages;
};
/**
* Error 404 page.
*/
const Error404Page: NextPageWithLayout<Error404PageProps> = ({
thematicsList,
topicsList,
}) => {
const router = useRouter();
const intl = useIntl();
const title = intl.formatMessage({
defaultMessage: 'Page not found',
description: 'Error404Page: page title',
id: 'KnWeKh',
});
const body = intl.formatMessage(
{
defaultMessage:
'Sorry, it seems that the page your are looking for does not exist. If you think this path should work, feel free to <link>contact me</link> with the necessary information so that I can fix the problem.',
id: '9sGNKq',
description: 'Error404Page: page body',
},
{
link: (chunks: ReactNode) => <Link href={ROUTES.CONTACT}>{chunks}</Link>,
}
);
const { items: breadcrumbItems, schema: breadcrumbSchema } = useBreadcrumb({
title,
url: ROUTES.NOT_FOUND,
});
const pageTitle = intl.formatMessage(
{
defaultMessage: 'Error 404: Page not found - {websiteName}',
description: '404Page: SEO - Page title',
id: '310o3F',
},
{ websiteName: CONFIG.name }
);
const pageDescription = intl.formatMessage({
defaultMessage: 'Page not found.',
description: '404Page: SEO - Meta description',
id: '48Ww//',
});
const thematicsListTitle = intl.formatMessage({
defaultMessage: 'Thematics',
description: 'Error404Page: thematics list widget title',
id: 'HohQPh',
});
const topicsListTitle = intl.formatMessage({
defaultMessage: 'Topics',
description: 'Error404Page: topics list widget title',
id: 'GVpTIl',
});
const searchSubmitHandler: SearchFormSubmit = useCallback(
({ query }) => {
if (!query)
return {
messages: {
error: intl.formatMessage({
defaultMessage: 'Query must be longer than one character.',
description: '404Page: invalid query message',
id: 'C6oK7h',
}),
},
validator: (value) => value.query.length > 1,
};
router.push({ pathname: ROUTES.SEARCH, query: { s: query } });
return undefined;
},
[intl, router]
);
return (
<Page breadcrumbs={breadcrumbItems}>
<Head>
<title>{pageTitle}</title>
{/*eslint-disable-next-line react/jsx-no-literals -- Name allowed */}
<meta name="description" content={pageDescription} />
</Head>
<Script
dangerouslySetInnerHTML={{ __html: JSON.stringify(breadcrumbSchema) }}
// eslint-disable-next-line react/jsx-no-literals -- Id allowed
id="schema-breadcrumb"
type="application/ld+json"
/>
<PageHeader heading={title} />
<PageBody>
{body}
<p>
{intl.formatMessage({
defaultMessage: 'You can also try a search:',
description: 'Error404Page: try a search message',
id: 'XKy7rx',
})}
</p>
<SearchForm isLabelHidden onSubmit={searchSubmitHandler} />
</PageBody>
<PageSidebar>
<LinksWidget
heading={
<Heading isFake level={3}>
{thematicsListTitle}
</Heading>
}
items={getLinksItemData(
thematicsList.map((thematic) =>
getPageLinkFromRawData(thematic, 'thematic')
)
)}
/>
<LinksWidget
heading={
<Heading isFake level={3}>
{topicsListTitle}
</Heading>
}
items={getLinksItemData(
topicsList.map((topic) => getPageLinkFromRawData(topic, 'topic'))
)}
/>
</PageSidebar>
</Page>
);
};
Error404Page.getLayout = (page) => getLayout(page);
export const getStaticProps: GetStaticProps<Error404PageProps> = async ({
locale,
}) => {
const totalThematics = await getTotalThematics();
const thematics = await getThematicsPreview({ first: totalThematics });
const totalTopics = await getTotalTopics();
const topics = await getTopicsPreview({ first: totalTopics });
const translation = await loadTranslation(locale);
return {
props: {
thematicsList: thematics.edges.map((edge) => edge.node),
topicsList: topics.edges.map((edge) => edge.node),
translation,
},
};
};
export default Error404Page;
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