实现账号绑定、持久登录与跨设备对局恢复

public/js/ui/resumeMatch.js

@@ -6,7 +6,7 @@ import { store } from '../store.js';
 import { t } from '../../../shared/i18n.js';
 import { toast } from './toasts.js';
 
-export function ResumeMatchButton() {
+export function ResumeMatchButton({ beforeEnter } = {}) {
   const [items, setItems] = useState(() => identity.recoverable());
   const [open, setOpen] = useState(false);
   const [busy, setBusy] = useState(false);
@@ -22,13 +22,15 @@ export function ResumeMatchButton() {
     if (busy) return;
     setBusy(true);
     if (await identity.resume(item.id)) {
-      identity.setEntered(true);
-      store.patch('session', { entered: true });
       // Keep the tentative token in this document until welcome persists it. Reloading here
       // would either lose the selection or falsely turn it into an established session claim.
       net.close();
       net.setName(item.name);
       net.connect();
+      if (!beforeEnter || await beforeEnter()) {
+        identity.setEntered(true);
+        store.patch('session', { entered: true });
+      }
       setOpen(false);
       setBusy(false);
     } else {