From 3e6f905ac7f43e0dd1da39ff7aef39e3a5712e75 Mon Sep 17 00:00:00 2001
From: Fuwn <contact@fuwn.me>
Date: Thu, 4 Jan 2024 00:19:13 -0800
Subject: style: restyle

---
 src/index.js | 62 ++++++++----------------------------------------------------
 1 file changed, 8 insertions(+), 54 deletions(-)

(limited to 'src')

diff --git a/src/index.js b/src/index.js
index 44812de..b7b929c 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,64 +1,27 @@
-/*
- ** We support the GET, POST, HEAD, and OPTIONS methods from any origin, and accept the Content-Type header on requests.
- ** These headers must be present on all responses to all CORS requests.
- ** In practice, this means all responses to OPTIONS requests.
- **
- ** Modified by Alejandro Akbal (VoidlessSeven7)
- */
-
-/**
- * Fetches the request content and returns it
- * @param {*} request
- */
-async function handleRequest(request) {
-	// Initialize url and query
+const handleRequest = async (request) => {
 	const url = new URL(request.url);
 	const query = url.search.split('?q=')[1];
 
-	/*
-	 * Rewrite request to point to API url. This also makes the request mutable
-	 * so we can add the correct Origin header to make the API server think
-	 * that this request isn't cross-site.
-	 */
-
 	request = new Request(query, request);
 
-	/*
-	 * Set headers to make the endpoint think it's itself
-	 */
 	request.headers.set('Host', new URL(query).origin);
 	request.headers.set('Referer', new URL(query));
 	request.headers.set('Origin', new URL(query));
 	request.headers.set('Access-Control-Allow-Credentials', 'true');
 	request.headers.delete('X-Content-Type-Options');
 
-	// Fetch it
 	let response = await fetch(request);
 
-	// Recreate the response so we can modify the headers
 	response = new Response(response.body, response);
 
-	// Set CORS headers
 	response.headers.set('Access-Control-Allow-Origin', 'https://due.moe');
-
-	// Append to/Add Vary header so browser will cache response correctly
 	response.headers.append('Vary', 'Origin');
-
 	response.headers.set('Cache-Control', 'max-age=300');
 
-	// Return it
 	return response;
-}
+};
 
-/**
- * Makes sure that the necessary headers are present for this to be a valid pre-flight request
- * @param {*} request
- */
-async function handleOptions(request) {
-	/*
-	 * Handle CORS pre-flight request.
-	 * If you want to check the requested method + headers you can do that here.
-	 */
+const handleOptions = async (request) => {
 	if (
 		request.headers.get('Origin') !== null &&
 		request.headers.get('Access-Control-Request-Method') !== null &&
@@ -71,11 +34,6 @@ async function handleOptions(request) {
 				'Access-Control-Allow-Headers': '*',
 			},
 		});
-
-		/*
-		 * Handle standard OPTIONS request.
-		 * If you want to allow other HTTP Methods, you can do that here.
-		 */
 	} else {
 		return new Response(null, {
 			headers: {
@@ -83,37 +41,33 @@ async function handleOptions(request) {
 			},
 		});
 	}
-}
+};
 
-/*
- ** Event listener for fetching content (What starts everything)
- */
 addEventListener('fetch', (event) => {
-	// Initialize
 	const request = event.request;
 
-	// Handle CORS preflight requests
 	switch (request.method) {
 		case 'OPTIONS':
 			event.respondWith(handleOptions(request));
+
 			break;
 
-		// Handle requests
 		case 'GET':
 		case 'HEAD':
 		case 'POST':
 			event.respondWith(handleRequest(request));
+
 			break;
 
-		// If no good option then return error
 		default:
 			event.respondWith(async () => {
 				return new Response(null, {
 					status: 405,
 
-					statusText: 'Method Not Allowed',
+					statusText: 'method not allowed',
 				});
 			});
+
 			break;
 	}
 });
-- 
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