From 969fab85bac1ff2c4511f139b2d54cc68b7df01e Mon Sep 17 00:00:00 2001
From: regalijan <r@regalijan.com>
Date: Thu, 19 Oct 2023 16:50:05 -0400
Subject: [PATCH] Check for invalid theme values in middleware

---
 functions/_middleware.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/functions/_middleware.ts b/functions/_middleware.ts
index 6866b65..fcb3fd3 100644
--- a/functions/_middleware.ts
+++ b/functions/_middleware.ts
@@ -126,7 +126,7 @@ async function setTheme(context: RequestContext) {
   );
   const theme = themeCookie?.split("=").at(1);
 
-  if (!theme) context.data.theme = "dark";
+  if (!theme || !["dark", "light"].includes(theme)) context.data.theme = "dark";
   else context.data.theme = theme;
 
   return await context.next();