ee03749574
## Issue - Due to the timer used, the script could be loaded after the path-checking useEffect ran. - Stale closure is also an issue. ## Approach Create refs for the props, and listen to `onload` as well to resolve the visibility state.
66 lines
2.2 KiB
JavaScript
66 lines
2.2 KiB
JavaScript
// @flow
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import React from 'react';
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import * as PAGES from 'constants/pages';
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function inIFrame() {
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try {
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return window.self !== window.top;
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} catch (e) {
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return true;
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}
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}
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const EXCLUDED_PATHS = Object.freeze([`/$/${PAGES.AUTH}`, `/$/${PAGES.AUTH_SIGNIN}`, `/$/${PAGES.AUTH_VERIFY}`]);
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const LOAD_AD_DELAY_MS = 3000; // Wait past boot-up and core-vitals period.
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const OUTBRAIN_CONTAINER_KEY = 'outbrainSizeDiv';
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let script;
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/**
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* @param hasPremiumPlus
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* @param isAuthenticated
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* @param pathname Reminder: the component using this effect must be listening
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* to path changes (e.g. useHistory, etc.). This value must not
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* come from window.location.pathname, which doesn't spark an
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* update.
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*/
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export default function useAdOutbrain(hasPremiumPlus: boolean, isAuthenticated: boolean, pathname: string) {
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// Only look at authentication for now. Eventually, we'll only use 'hasPremiumPlus'.
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// Authenticated will return undefined if not yet populated, so wait and only show
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// when returned as false
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const isNotAuthenticated = isAuthenticated === false;
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const propRef = React.useRef({ isAuthenticated, pathname });
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propRef.current = { isAuthenticated, pathname };
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function resolveVisibility() {
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if (window[OUTBRAIN_CONTAINER_KEY]) {
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if (propRef.current.isAuthenticated) {
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window[OUTBRAIN_CONTAINER_KEY].style.display = 'none';
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} else {
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window[OUTBRAIN_CONTAINER_KEY].style.display = EXCLUDED_PATHS.includes(propRef.current.pathname) ? 'none' : '';
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}
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}
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}
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React.useEffect(() => {
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if (!inIFrame() && isNotAuthenticated && !script) {
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const loadTimer = setTimeout(() => {
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script = document.createElement('script');
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script.src = 'https://adncdnend.azureedge.net/adtags/odysee.adn.js';
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script.async = true;
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script.addEventListener('load', resolveVisibility);
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// $FlowFixMe
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document.body.appendChild(script);
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}, LOAD_AD_DELAY_MS);
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return () => clearTimeout(loadTimer);
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}
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// eslint-disable-next-line react-hooks/exhaustive-deps
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}, [isNotAuthenticated]);
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React.useEffect(() => {
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resolveVisibility();
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}, [isAuthenticated, pathname]);
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}
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