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/**
* @license
* Copyright 2022 Google Inc.
* SPDX-License-Identifier: Apache-2.0
*/
import * as Bidi from 'chromium-bidi/lib/cjs/protocol/protocol.js';
import type {WaitForTargetOptions} from '../api/Browser.js';
import {BrowserContext} from '../api/BrowserContext.js';
import type {Page} from '../api/Page.js';
import type {Target} from '../api/Target.js';
import {UnsupportedOperation} from '../common/Errors.js';
import {debugError} from '../common/util.js';
import type {Viewport} from '../common/Viewport.js';
import type {BidiBrowser} from './Browser.js';
import type {BidiConnection} from './Connection.js';
import {UserContext} from './core/UserContext.js';
import type {BidiPage} from './Page.js';
/**
* @internal
*/
export interface BidiBrowserContextOptions {
defaultViewport: Viewport | null;
}
/**
* @internal
*/
export class BidiBrowserContext extends BrowserContext {
#browser: BidiBrowser;
#connection: BidiConnection;
#defaultViewport: Viewport | null;
#userContext: UserContext;
constructor(
browser: BidiBrowser,
userContext: UserContext,
options: BidiBrowserContextOptions
) {
super();
this.#browser = browser;
this.#userContext = userContext;
this.#connection = this.#browser.connection;
this.#defaultViewport = options.defaultViewport;
}
override targets(): Target[] {
return this.#browser.targets().filter(target => {
return target.browserContext() === this;
});
}
override waitForTarget(
predicate: (x: Target) => boolean | Promise<boolean>,
options: WaitForTargetOptions = {}
): Promise<Target> {
return this.#browser.waitForTarget(target => {
return target.browserContext() === this && predicate(target);
}, options);
}
get connection(): BidiConnection {
return this.#connection;
}
override async newPage(): Promise<Page> {
const {result} = await this.#connection.send('browsingContext.create', {
type: Bidi.BrowsingContext.CreateType.Tab,
});
const target = this.#browser._getTargetById(result.context);
// TODO: once BiDi has some concept matching BrowserContext, the newly
// created contexts should get automatically assigned to the right
// BrowserContext. For now, we assume that only explicitly created pages go
// to the current BrowserContext. Otherwise, the contexts get assigned to
// the default BrowserContext by the Browser.
target._setBrowserContext(this);
const page = await target.page();
if (!page) {
throw new Error('Page is not found');
}
if (this.#defaultViewport) {
try {
await page.setViewport(this.#defaultViewport);
} catch {
// No support for setViewport in Firefox.
}
}
return page;
}
override async close(): Promise<void> {
if (!this.isIncognito()) {
throw new Error('Default context cannot be closed!');
}
// TODO: Remove once we have adopted the new browsing contexts.
for (const target of this.targets()) {
const page = await target?.page();
try {
await page?.close();
} catch (error) {
debugError(error);
}
}
try {
await this.#userContext.remove();
} catch (error) {
debugError(error);
}
}
override browser(): BidiBrowser {
return this.#browser;
}
override async pages(): Promise<BidiPage[]> {
const results = await Promise.all(
[...this.targets()].map(t => {
return t.page();
})
);
return results.filter((p): p is BidiPage => {
return p !== null;
});
}
override isIncognito(): boolean {
return this.#userContext.id !== UserContext.DEFAULT;
}
override overridePermissions(): never {
throw new UnsupportedOperation();
}
override clearPermissionOverrides(): never {
throw new UnsupportedOperation();
}
}
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