playwright/src/server/supplements/recorder/recorderApp.ts
2021-02-08 16:02:23 -08:00

147 lines
4.6 KiB
TypeScript

/**
* Copyright (c) Microsoft Corporation.
*
* 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 fs from 'fs';
import * as path from 'path';
import * as util from 'util';
import { CRPage } from '../../chromium/crPage';
import { Page } from '../../page';
import { ProgressController } from '../../progress';
import { createPlaywright } from '../../playwright';
import { EventEmitter } from 'events';
const readFileAsync = util.promisify(fs.readFile);
export type Mode = 'inspecting' | 'recording' | 'none';
export type EventData = {
event: 'clear' | 'resume' | 'setMode',
params: any
};
declare global {
interface Window {
playwrightSetMode: (mode: Mode) => void;
playwrightSetPaused: (paused: boolean) => void;
playwrightSetSource: (params: { text: string, language: string }) => void;
dispatch(data: EventData): Promise<void>;
}
}
export class RecorderApp extends EventEmitter {
private _page: Page;
constructor(page: Page) {
super();
this.setMaxListeners(0);
this._page = page;
}
async close() {
await this._page.context().close();
}
private async _init() {
const icon = await readFileAsync(require.resolve('../../../web/recorder/app_icon.png'));
const crPopup = this._page._delegate as CRPage;
await crPopup._mainFrameSession._client.send('Browser.setDockTile', {
image: icon.toString('base64')
});
await this._page._setServerRequestInterceptor(async route => {
if (route.request().url().startsWith('https://playwright/')) {
const uri = route.request().url().substring('https://playwright/'.length);
const file = require.resolve('../../../web/recorder/' + uri);
const buffer = await readFileAsync(file);
await route.fulfill({
status: 200,
headers: [
{ name: 'Content-Type', value: extensionToMime[path.extname(file)] }
],
body: buffer.toString('base64'),
isBase64: true
});
return;
}
await route.continue();
});
await this._page.exposeBinding('dispatch', false, (_, data: any) => this.emit('event', data));
this._page.once('close', () => {
this.emit('close');
this._page.context().close().catch(e => console.error(e));
});
await this._page.mainFrame().goto(new ProgressController(), 'https://playwright/index.html');
}
static async open(): Promise<RecorderApp> {
const recorderPlaywright = createPlaywright(true);
const context = await recorderPlaywright.chromium.launchPersistentContext(undefined, {
args: [
'--app=data:text/html,',
'--window-size=300,800',
],
noDefaultViewport: true
});
const controller = new ProgressController();
await controller.run(async progress => {
await context._browser._defaultContext!._loadDefaultContextAsIs(progress);
});
const [page] = context.pages();
const result = new RecorderApp(page);
await result._init();
return result;
}
async setMode(mode: 'none' | 'recording' | 'inspecting'): Promise<void> {
await this._page.mainFrame()._evaluateExpression(((mode: Mode) => {
window.playwrightSetMode(mode);
}).toString(), true, mode, 'main').catch(() => {});
}
async setPaused(paused: boolean): Promise<void> {
await this._page.mainFrame()._evaluateExpression(((paused: boolean) => {
window.playwrightSetPaused(paused);
}).toString(), true, paused, 'main').catch(() => {});
}
async setSource(text: string, language: string): Promise<void> {
await this._page.mainFrame()._evaluateExpression(((param: { text: string, language: string }) => {
window.playwrightSetSource(param);
}).toString(), true, { text, language }, 'main').catch(() => {});
}
async bringToFront() {
await this._page.bringToFront();
}
}
const extensionToMime: { [key: string]: string } = {
'.css': 'text/css',
'.html': 'text/html',
'.jpeg': 'image/jpeg',
'.js': 'application/javascript',
'.png': 'image/png',
'.ttf': 'font/ttf',
'.svg': 'image/svg+xml',
'.webp': 'image/webp',
'.woff': 'font/woff',
'.woff2': 'font/woff2',
};