import Head from "next/head";
import React, { createContext, useContext, useState, useEffect } from "react";
import { useLocale } from "@calcom/lib/hooks/useLocale";
type MetaType = {
title: string;
description: string;
backButton?: boolean;
};
const initialMeta = {
title: "",
description: "",
backButton: false,
const MetaContext = createContext({
meta: initialMeta,
// eslint-disable-next-line @typescript-eslint/no-empty-function
setMeta: (newMeta: Partial<MetaType>) => {},
});
export function useMeta() {
return useContext(MetaContext);
}
export function MetaProvider({ children }: { children: React.ReactNode }) {
const [value, setValue] = useState(initialMeta);
const setMeta = (newMeta: Partial<MetaType>) => {
setValue((v) => ({ ...v, ...newMeta }));
return <MetaContext.Provider value={{ meta: value, setMeta }}>{children}</MetaContext.Provider>;
/**
* The purpose of this component is to simplify title and description handling.
* Similarly to `next/head`'s `Head` component this allow us to update the metadata for a page
* from any children, also exposes the metadata via the `useMeta` hook in case we need them
* elsewhere (ie. on a Heading, Title, Subtitle, etc.)
* @example <Meta title="Password" description="Manage settings for your account passwords" />
*/
export default function Meta({ title, description, backButton }: MetaType) {
const { setMeta, meta } = useMeta();
/* @TODO: maybe find a way to have this data on first render to prevent flicker */
useEffect(() => {
if (meta.title !== title || meta.description !== description) {
setMeta({ title, description, backButton });
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [title, description, backButton]);
return (
<Head>
<title>{title} | Cal.com</title>
<meta name="description" content={description} />
</Head>
);
