fix and update

apps/frontend/lib/oauth-popup-bridge.ts

@@ -0,0 +1,35 @@
+export const ONE_TAP_MESSAGE_TYPE = 'lendry-sso-onetap';
+
+export function parsePopupOAuthParams(searchParams: URLSearchParams) {
+  const display = searchParams.get('display');
+  const popupOrigin = searchParams.get('popup_origin');
+  if (display !== 'popup' || !popupOrigin?.trim()) {
+    return null;
+  }
+
+  try {
+    return { popupOrigin: new URL(popupOrigin.trim()).origin };
+  } catch {
+    return null;
+  }
+}
+
+export function postOneTapResult(popupOrigin: string, payload: Record<string, unknown>) {
+  if (!window.opener) {
+    return false;
+  }
+
+  window.opener.postMessage({ type: ONE_TAP_MESSAGE_TYPE, ...payload }, popupOrigin);
+  window.close();
+  return true;
+}
+
+export function parseAuthorizationRedirect(redirectUrl: string) {
+  const url = new URL(redirectUrl);
+  return {
+    code: url.searchParams.get('code'),
+    state: url.searchParams.get('state'),
+    error: url.searchParams.get('error'),
+    errorDescription: url.searchParams.get('error_description')
+  };
+}