Harden gameplay timing and map loading

components/Results.tsx

@@ -11,12 +11,22 @@ export function Results({ id }: { id: string }) {
     [error, setError] = useState("");
   const router = useRouter();
   useEffect(() => {
+    let disposed = false;
+    setSession(null);
+    setSelected(0);
+    setError("");
     api<SessionView>("sessions/" + id)
       .then((s) => {
+        if (disposed) return;
         if (s.round < 5) router.replace("/play/" + id);
         else setSession(s);
       })
-      .catch((e) => setError(e.message));
+      .catch((e) => {
+        if (!disposed) setError(e.message);
+      });
+    return () => {
+      disposed = true;
+    };
   }, [id, router]);
   if (error) return <p role="alert">{error}</p>;
   if (!session) return <p className="muted">Unpacking your expedition…</p>;
@@ -52,6 +62,7 @@ export function Results({ id }: { id: string }) {
               <button
                 key={i}
                 className={i === selected ? "active" : ""}
+                aria-pressed={i === selected}
                 onClick={() => setSelected(i)}
               >
                 Round {i + 1}
@@ -85,7 +96,7 @@ export function Results({ id }: { id: string }) {
               Another adventure →
             </Link>
             <Link className="button" href="/dashboard">
-              My expeditions
+              My maps
             </Link>
           </div>
         </div>