From dda6192cab32712570ff0b0533f65ae41241a51f Mon Sep 17 00:00:00 2001
From: Thaddeus Kuah <tk@tkkr.dev>
Date: Thu, 22 Aug 2024 11:53:45 +0800
Subject: [PATCH] feat: add config option for redirects on base url

Signed-off-by: Thaddeus Kuah <tk@tkkr.dev>
---
 src/index.ts        | 2 ++
 src/routes/index.ts | 4 ++++
 src/types.ts        | 1 +
 3 files changed, 7 insertions(+)

diff --git a/src/index.ts b/src/index.ts
index 1ebb6a6..0ab55a5 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -17,6 +17,7 @@ const host = process.env['HOST'] || 'localhost';
 const port = process.env['PORT'] || '3000';
 const level = process.env['LOG_LEVEL'] || 'info';
 const baseUrl = process.env['BASE_URL'] || `http://${host}:${port}`;
+const baseUrlRedirect = process.env['BASE_URL_REDIRECT'] || '';
 const prohibitedSlugs = process.env['PROHIBITED_SLUGS']?.split(',') || ['api'];
 const prohibitedCharacters = process.env['PROHIBITED_CHARACTERS_IN_SLUGS'] || '/';
 
@@ -56,6 +57,7 @@ for (const route of readFiles(path.join(__dirname, 'routes'))) {
             config: {
                 info: { name, author, version },
                 baseUrl,
+                baseUrlRedirect,
                 prohibitedSlugs,
                 prohibitedCharacters: [...prohibitedCharacters],
             } as Config,
diff --git a/src/routes/index.ts b/src/routes/index.ts
index 729699b..ec0aaf5 100644
--- a/src/routes/index.ts
+++ b/src/routes/index.ts
@@ -5,6 +5,10 @@ export const routes: Route = (fastify, { config }, done) => {
         method: ['GET'],
         url: '/',
         handler: async (request, reply) => {
+            if (config.baseUrlRedirect.length > 0) {
+                reply.code(301).redirect(config.baseUrlRedirect);
+                return;
+            }
             reply.code(200).send(`${config.info.name} v${config.info.version} by ${config.info.author}` +
             '\n' +
             'https://github.com/thaddeuskkr/nova' +
diff --git a/src/types.ts b/src/types.ts
index e3f2074..a9ebfac 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -9,6 +9,7 @@ export type Config = {
         version: string;
     };
     baseUrl: string;
+    baseUrlRedirect: string;
     prohibitedSlugs: string[];
     prohibitedCharacters: string[];
 };