fix: patreon login

packages/website/src/pages/api/patreon/auth/index.ts

@@ -0,0 +1,34 @@
+import { assertSecret, type BlitzkitResponse } from '@blitzkit/core';
+import type { APIContext } from 'astro';
+
+export const prerender = false;
+
+export async function GET({ request, params }: APIContext) {
+  const code = request.headers.get('code');
+
+  if (!code) {
+    return Response.json({
+      status: 'error',
+      error: 'UNDEFINED_CODE',
+    } satisfies BlitzkitResponse);
+  }
+
+  const response = await fetch(
+    `https://www.patreon.com/api/oauth2/token?code=${
+      code
+    }&grant_type=authorization_code&client_id=${assertSecret(
+      import.meta.env.PUBLIC_PATREON_CLIENT_ID,
+    )}&client_secret=${assertSecret(
+      import.meta.env.PATREON_CLIENT_SECRET,
+    )}&redirect_uri=${assertSecret(
+      import.meta.env.PUBLIC_PATREON_REDIRECT_URI,
+    )}`,
+    {
+      method: 'POST',
+      headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
+    },
+  );
+  const json = await response.json();
+
+  return Response.json(json);
+}

packages/website/src/pages/api/patreon/membership/index.ts

@@ -3,5 +3,5 @@ import type { APIContext } from 'astro';
 export const prerender = false;
 
 export async function GET({}: APIContext) {
-  return Response.json({ hello: 'world' });
+  return Response.json({ hello: Math.random() });
 }

packages/website/src/pages/auth/[provider]/_index.tsx

@@ -62,9 +62,9 @@ function Content({ provider }: AuthorizeProps) {
         case 'patreon': {
           if (!searchParams.get('code')) break;
 
-          const response = await fetch(
-            `/api/patreon/auth/${searchParams.get('code')}`,
-          );
+          const response = await fetch('/api/patreon/auth', {
+            headers: { code: searchParams.get('code')! },
+          });
           const data = (await response.json()) as PatreonAuthResponse;
 
           mutateApp((draft) => {