Resolve "cookie policy acceptance for matomo must expire after 1 year"

Closes #312 (closed)

src/components/FunctionalArea/CookieBanner/CookieBanner.component.tsx

@@ -16,6 +16,7 @@ import { injectMatomoTracking } from '@/utils/injectMatomoTracking';
 import {
   USER_ACCEPTED_COOKIES_COOKIE_NAME,
   USER_ACCEPTED_COOKIES_COOKIE_VALUE,
+  USER_ACCEPTED_COOKIES_DATE,
   USER_ACCEPTED_MATOMO_COOKIES_COOKIE_NAME,
 } from './CookieBanner.constants';
 
@@ -33,11 +34,28 @@ export const CookieBanner = (): React.ReactNode => {
   const [options, setOptions] = useState([selectMatomoOption]);
 
   useEffect(() => {
-    const isAccepted =
+    const userAcceptedCookieDate = localStorage.getItem(USER_ACCEPTED_COOKIES_DATE);
+    let isAccepted =
       localStorage.getItem(USER_ACCEPTED_COOKIES_COOKIE_NAME) ===
         USER_ACCEPTED_COOKIES_COOKIE_VALUE.ACCEPTED &&
       localStorage.getItem(USER_ACCEPTED_MATOMO_COOKIES_COOKIE_NAME) !== null &&
       localStorage.getItem(USER_ACCEPTED_MATOMO_COOKIES_COOKIE_NAME) !== undefined;
+    if (!userAcceptedCookieDate) {
+      isAccepted = false;
+    } else {
+      const whenAccepted = Date.parse(userAcceptedCookieDate);
+      const now = Date.now();
+
+      // eslint-disable-next-line no-magic-numbers
+      const oneDay = 24 * 60 * 60 * 1000; // hours*minutes*seconds*milliseconds
+
+      const diffDays = Math.round(Math.abs((now - whenAccepted) / oneDay));
+      // eslint-disable-next-line no-magic-numbers
+      if (diffDays > 365) {
+        isAccepted = false;
+      }
+    }
+
     if (isAccepted) {
       dispatch(acceptCookies());
     } else {
@@ -51,6 +69,7 @@ export const CookieBanner = (): React.ReactNode => {
       USER_ACCEPTED_COOKIES_COOKIE_NAME,
       USER_ACCEPTED_COOKIES_COOKIE_VALUE.ACCEPTED,
     );
+    localStorage.setItem(USER_ACCEPTED_COOKIES_DATE, new Date().toISOString().split('T')[ZERO]);
     if (options.length > ZERO) {
       localStorage.setItem(
         USER_ACCEPTED_MATOMO_COOKIES_COOKIE_NAME,