From f33dcf13564142b3d3ff6c2a12b31aa9f2c947ec Mon Sep 17 00:00:00 2001
From: Johan Bisse Mattsson <bisse.mattsson@kb.se>
Date: Fri, 26 Jan 2024 12:50:16 +0100
Subject: [PATCH 1/2] Add localhost API bypass

---
 lxl-web/.env.example        |  3 +++
 lxl-web/src/hooks.server.ts | 25 ++++++++++++++++++++++++-
 2 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/lxl-web/.env.example b/lxl-web/.env.example
index e74308e8e..43e0632fb 100644
--- a/lxl-web/.env.example
+++ b/lxl-web/.env.example
@@ -1,3 +1,6 @@
 SVELTE_INSPECTOR_TOGGLE=shift-alt
 API_URL=
 ID_URL=
+USE_LOCALHOST_API=false
+LOCALHOST_API_PORT=
+LOCALHOST_ID_PORT=
\ No newline at end of file
diff --git a/lxl-web/src/hooks.server.ts b/lxl-web/src/hooks.server.ts
index af8e13933..19cc951c6 100644
--- a/lxl-web/src/hooks.server.ts
+++ b/lxl-web/src/hooks.server.ts
@@ -1,6 +1,8 @@
+import type { Handle, HandleFetch } from '@sveltejs/kit';
 import { defaultLocale, Locales } from '$lib/i18n/locales';
+import { env } from '$env/dynamic/private';
 
-export const handle = async ({ event, resolve }) => {
+export const handle: Handle = async ({ event, resolve }) => {
 	// set HTML lang
 	// https://github.com/sveltejs/kit/issues/3091#issuecomment-1112589090
 	const path = event.url.pathname;
@@ -16,3 +18,24 @@ export const handle = async ({ event, resolve }) => {
 		transformPageChunk: ({ html }) => html.replace('%lang%', lang)
 	});
 };
+
+export const handleFetch: HandleFetch = async ({ request, fetch }) => {
+	if (env.USE_LOCALHOST_API === 'true') {
+		// Hit API directly bypassing whatever proxies and load balancers sit between it and the public internet).
+		// clone the original request, but change the URL
+		if (request.url.startsWith(env.API_URL)) {
+			request = new Request(
+				request.url.replace(env.API_URL, `http://localhost:${env.LOCALHOST_API_PORT}/`),
+				request
+			);
+		}
+		if (request.url.startsWith(env.ID_URL)) {
+			request = new Request(
+				request.url.replace(env.ID_URL, `http://localhost:${env.LOCALHOST_ID_PORT}/`),
+				request
+			);
+		}
+	}
+
+	return fetch(request);
+};

From 2d478bb885d1aea3648c227bbabb98d186439bb4 Mon Sep 17 00:00:00 2001
From: Johan Bisse Mattsson <johan@johanbissemattsson.se>
Date: Fri, 26 Jan 2024 13:10:36 +0100
Subject: [PATCH 2/2] Remove duplicate env imports

---
 lxl-web/src/hooks.server.ts | 1 -
 1 file changed, 1 deletion(-)

diff --git a/lxl-web/src/hooks.server.ts b/lxl-web/src/hooks.server.ts
index e48bd5a42..4e6dac47e 100644
--- a/lxl-web/src/hooks.server.ts
+++ b/lxl-web/src/hooks.server.ts
@@ -1,6 +1,5 @@
 import type { Handle, HandleFetch } from '@sveltejs/kit';
 import { defaultLocale, Locales } from '$lib/i18n/locales';
-import { env } from '$env/dynamic/private';
 import { USE_LOCAL_DISPLAY_JSONLD } from '$env/static/private';
 import { env } from '$env/dynamic/private';
 import { DisplayUtil, VocabUtil } from '$lib/utils/xl';