ui/src/base/popup_window.ts

// Copyright (C) 2025 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

import {defer} from './deferred';

const DEFAULT_TIMEOUT_MS = 30_000;

export interface PopupArgs {
  url: string;
  width?: number;
  height?: number;
  timeoutMs?: number; // Defaults to DEFAULT_TIMEOUT_MS.
}

/**
 * Opens a URL in a new popup-style tab.
 * @returns A promise for a result that is resolved successfully if the popup
 * closes, or unsuccessfully if popups are blocked or the timeout expires.
 */
export function showPopupWindow(args: PopupArgs): Promise<boolean> {
  const popup = window.open(
    args.url,
    '_blank',
    `width=${args.width ?? 500},height=${args.height ?? 500},` +
      'scrollbars=no,resizable=no,status=no,location=no,toolbar=no,menubar=no',
  );
  const promise = defer<boolean>();
  if (popup === null) {
    promise.resolve(false);
    return promise;
  }
  const deadline = performance.now() + (args.timeoutMs ?? DEFAULT_TIMEOUT_MS);
  const interval = setInterval(() => {
    if (popup.closed) {
      clearInterval(interval);
      promise.resolve(true);
    }
    if (performance.now() >= deadline) {
      clearInterval(interval);
      promise.resolve(false);
    }
  }, 500);
  return promise;
}