cal.pub0.org/packages/ui/components/head-seo/HeadSeo.tsx

127 lines
3.5 KiB
TypeScript

import merge from "lodash/merge";
import type { NextSeoProps } from "next-seo";
import { NextSeo } from "next-seo";
import { useRouter } from "next/router";
import type { AppImageProps, MeetingImageProps } from "@calcom/lib/OgImages";
import { constructAppImage, constructGenericImage, constructMeetingImage } from "@calcom/lib/OgImages";
import { getBrowserInfo } from "@calcom/lib/browser/browser.utils";
import { APP_NAME } from "@calcom/lib/constants";
import { seoConfig, getSeoImage } from "@calcom/lib/next-seo.config";
import { truncateOnWord } from "@calcom/lib/text";
export type HeadSeoProps = {
title: string;
description: string;
siteName?: string;
url?: string;
canonical?: string;
nextSeoProps?: NextSeoProps;
app?: AppImageProps;
meeting?: MeetingImageProps;
};
/**
* Build full seo tags from title, desc, canonical and url
*/
const buildSeoMeta = (pageProps: {
title: string;
description: string;
image: string;
siteName?: string;
url?: string;
canonical?: string;
}): NextSeoProps => {
const { title, description, image, canonical, siteName = seoConfig.headSeo.siteName } = pageProps;
return {
title: title,
canonical: canonical,
openGraph: {
site_name: siteName,
type: "website",
title: title,
description: description,
images: [
{
url: image,
},
],
},
additionalMetaTags: [
{
property: "name",
content: title,
},
{
property: "description",
content: description,
},
{
name: "description",
content: description,
},
{
property: "image",
content: image,
},
],
};
};
export const HeadSeo = (props: HeadSeoProps): JSX.Element => {
// The below code sets the defaultUrl for our canonical tags
// Get the current URL from the window object
const url = getBrowserInfo()?.url;
// Check if the URL is from cal.com
const isCalcom = url && new URL(url).hostname.endsWith("cal.com");
// Get the router's path
const path = useRouter().asPath;
// Build the canonical URL using the router's path, without query parameters. Note: on homepage it omits the trailing slash
const calcomCanonical = `https://cal.com${path === "/" ? "" : path}`.split("?")[0];
// Set the default URL to either the current URL (if self-hosted) or https://cal.com canonical URL
const defaultUrl = isCalcom ? calcomCanonical : url;
const { title, description, siteName, canonical = defaultUrl, nextSeoProps = {}, app, meeting } = props;
const image = getSeoImage("ogImage") + constructGenericImage({ title, description });
const truncatedDescription = truncateOnWord(description, 158);
const pageTitle = title + " | " + APP_NAME;
let seoObject = buildSeoMeta({
title: pageTitle,
image,
description: truncatedDescription,
canonical,
siteName,
});
if (meeting) {
const pageImage = getSeoImage("ogImage") + constructMeetingImage(meeting);
seoObject = buildSeoMeta({
title: pageTitle,
description: truncatedDescription,
image: pageImage,
canonical,
siteName,
});
}
if (app) {
const pageImage =
getSeoImage("ogImage") + constructAppImage({ ...app, description: truncatedDescription });
seoObject = buildSeoMeta({
title: pageTitle,
description: truncatedDescription,
image: pageImage,
canonical,
siteName,
});
}
const seoProps: NextSeoProps = merge(nextSeoProps, seoObject);
return <NextSeo {...seoProps} />;
};
export default HeadSeo;