fixes auth?

frontend/src/config/auth.ts

@@ -11,13 +11,27 @@ const userConfig: AuthProviderProps = {
   redirect_uri: REDIRECT_URI,
   response_type: "code",
   includeIdTokenInSilentRenew: true,
-  automaticSilentRenew: false, //TODO: Dit moet dus denk ik wel gewoon aan?
+  automaticSilentRenew: false, // We skippen automatic silent en doen het zelf hieronder.
   scope: "openid profile email offline_access", //TODO: Iets met scopes.
-  accessTokenExpiringNotificationTimeInSeconds: 5 * 60,
+  //accessTokenExpiringNotificationTimeInSeconds: 1 * 60,
   loadUserInfo: true,
   post_logout_redirect_uri: ORIGIN_URI,
   response_mode: "query",
+  revokeTokensOnSignout: true,
 };
 
 export const userManager = new UserManager(userConfig);
+
+// Some handling of token expiration.
+// Hopefully this means login timeout issues are prevented somewhat.
+userManager.events.addAccessTokenExpiring(() => {
+  console.warn("Access token expiring, silently renewing...");
+  userManager.signinSilent(); //TODO: uitzoeken bij welke callback dit trecht komt
+});
+
+userManager.events.addAccessTokenExpired(() => {
+  console.warn("Access token expired, redirecting to login...");
+  userManager.signinRedirect();
+});
+
 export const oidcConfig = { ...userConfig, userManager };