Make auth work on next preview

.env.localow4

@@ -1,2 +1,3 @@
 OW4_SSO_CLIENT_ID='837461'
-OW4_ADDRESS='http://localhost:8000
+OW4_ADDRESS='http://localhost:8000'
+NEXT_PUBLIC_URL='localhost:8080'

next.config.js

@@ -67,11 +67,9 @@ module.exports = withBundleAnalyzer(
           return config;
         },
         env: {
-          HOSTNAME: process.env.HOSTNAME || "localhost",
-          PORT: process.env.PORT || "8000",
+          HOSTNAME: process.env.NEXT_PUBLIC_URL ?? process.env.NEXT_PUBLIC_URL ? `https://${process.env.NEXT_PUBLIC_VERCEL_URL}` : "https://localhost:8080",
           OW4_ADDRESS: process.env.OW4_ADDRESS || 'https://old.online.ntnu.no',
           AUTH0_CLIENT_ID: process.env.AUTH0_CLIENT_ID || '',
-          OW4_SSO_CALLBACK: process.env.OW4_SSO_CALLBACK || 'http://localhost:8080/authentication/callback',
           OWF_SENTRY_DSN: process.env.OWF_SENTRY_DSN || '',
           OWF_GOOGLE_ANALYTICS_KEY: process.env.OWF_GOOGLE_ANALYTICS_KEY || '',
           OWF_VAPID_SERVER_KEY: process.env.OWF_VAPID_SERVER_KEY || '',

src/authentication/api/settings.ts

@@ -1,11 +1,10 @@
-import { HOST } from 'common/constants/endpoints';
 import { UserManagerSettings } from 'oidc-client-ts';
 
 const settings: UserManagerSettings = {
   authority: process.env.AUTH0_ISSUER || '',
   client_id: process.env.AUTH0_CLIENT_ID || '',
-  redirect_uri: process.env.OW4_SSO_CALLBACK || '',
-  post_logout_redirect_uri: HOST,
+  redirect_uri: `${process.env.HOSTNAME}/authentication/callback`,
+  post_logout_redirect_uri: `${process.env.HOSTNAME}`,
   scope: 'openid profile email',
   automaticSilentRenew: true,
   filterProtocolClaims: true,

src/common/constants/endpoints.ts

@@ -1,7 +1,4 @@
 export const DOMAIN = process.env.OW4_ADDRESS || '';
-export const HOST = process.env.NODE_ENV === "production"
-    ? `https://${process.env.HOSTNAME}`
-    : `http://${process.env.HOSTNAME}:${process.env.PORT}`;
 
 export const AUTH = DOMAIN + '/api/v1/sso/openid/';
 export const EVENTS = DOMAIN + '/api/v1/events/';