puppeteer/packages/puppeteer-core/src/common/bidi/BrowserContext.ts
2023-06-12 11:32:19 +02:00

102 lines
2.8 KiB
TypeScript

/**
* Copyright 2022 Google Inc. All rights reserved.
*
* 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 * as Bidi from 'chromium-bidi/lib/cjs/protocol/protocol.js';
import {BrowserContext as BrowserContextBase} from '../../api/BrowserContext.js';
import {Page as PageBase} from '../../api/Page.js';
import {Viewport} from '../PuppeteerViewport.js';
import {Browser} from './Browser.js';
import {Connection} from './Connection.js';
import {Page} from './Page.js';
import {debugError} from './utils.js';
interface BrowserContextOptions {
defaultViewport: Viewport | null;
}
/**
* @internal
*/
export class BrowserContext extends BrowserContextBase {
#browser: Browser;
#connection: Connection;
#defaultViewport: Viewport | null;
#pages = new Map<string, Page>();
#onContextDestroyedBind = this.#onContextDestroyed.bind(this);
constructor(browser: Browser, options: BrowserContextOptions) {
super();
this.#browser = browser;
this.#connection = this.#browser.connection;
this.#defaultViewport = options.defaultViewport;
this.#connection.on(
'browsingContext.contextDestroyed',
this.#onContextDestroyedBind
);
}
get connection(): Connection {
return this.#connection;
}
async #onContextDestroyed(
event: Bidi.BrowsingContext.ContextDestroyedEvent['params']
) {
const page = this.#pages.get(event.context);
await page?.close().catch(error => {
debugError(error);
});
this.#pages.delete(event.context);
}
override async newPage(): Promise<PageBase> {
const {result} = await this.#connection.send('browsingContext.create', {
type: 'tab',
});
const page = new Page(this, result);
if (this.#defaultViewport) {
try {
await page.setViewport(this.#defaultViewport);
} catch {
// No support for setViewport in Firefox.
}
}
this.#pages.set(result.context, page);
return page;
}
override async close(): Promise<void> {
for (const page of this.#pages.values()) {
await page?.close().catch(error => {
debugError(error);
});
}
this.#pages.clear();
}
override browser(): Browser {
return this.#browser;
}
override async pages(): Promise<PageBase[]> {
return [...this.#pages.values()];
}
}