fix: conditional prefetch protected procedure in auth templates (t3-o…

…ss#1961)

closes t3-oss#1961

Add condition to prefetch `getLatest` only if the user is authenticated.

.changeset/lucky-parents-invent.md

@@ -0,0 +1,5 @@
+---
+"create-t3-app": patch
+---
+
+fix issue with prefetch protected procedure in auth templates

cli/template/extras/src/app/page/with-auth-trpc-tw.tsx

@@ -8,7 +8,9 @@ export default async function Home() {
   const hello = await api.post.hello({ text: "from tRPC" });
   const session = await getServerAuthSession();
 
-  void api.post.getLatest.prefetch();
+  if (session?.user) {
+    void api.post.getLatest.prefetch();
+  }
 
   return (
     <HydrateClient>

cli/template/extras/src/app/page/with-auth-trpc.tsx

@@ -9,7 +9,9 @@ export default async function Home() {
   const hello = await api.post.hello({ text: "from tRPC" });
   const session = await getServerAuthSession();
 
-  void api.post.getLatest.prefetch();
+  if (session?.user) {
+    void api.post.getLatest.prefetch();
+  }
 
   return (
     <HydrateClient>

cli/template/extras/src/server/api/routers/post/with-auth-drizzle.ts

@@ -25,7 +25,7 @@ export const postRouter = createTRPCRouter({
       });
     }),
 
-  getLatest: publicProcedure.query(async ({ ctx }) => {
+  getLatest: protectedProcedure.query(async ({ ctx }) => {
     const post = await ctx.db.query.posts.findFirst({
       orderBy: (posts, { desc }) => [desc(posts.createdAt)],
     });