smartssr/ts/smartssr.classes.smartssr.ts
2020-02-25 07:48:54 +00:00

52 lines
1.5 KiB
TypeScript

import * as plugins from './smartssr.plugins';
import * as paths from './smartssr.paths';
import { serializeFunction } from './smartssr.function.serialize';
/**
*
*/
export class SmartSSR {
public browser: plugins.smartpuppeteer.puppeteer.Browser;
public async start() {
this.browser = await plugins.smartpuppeteer.getEnvAwareBrowserInstance();
}
public async stop() {
if (this.browser) {
await plugins.smartdelay.delayFor(3000);
await this.browser.close();
this.browser = null;
} else {
console.log('browser was not in started mode');
}
}
public async renderPage(urlArg: string) {
const resultDeferred = plugins.smartpromise.defer<string>();
const context = await this.browser.createIncognitoBrowserContext();
const page = await context.newPage();
page.on('console', msg => {
console.log(`${urlArg}: ${msg.text()}`);
});
page.on('load', async (...args) => {
// await plugins.smartdelay.delayFor(2000);
await page.$eval('body', serializeFunction);
const pageContent = await page.content();
const renderedPageString = pageContent;
resultDeferred.resolve(renderedPageString);
plugins.smartfile.memory.toFsSync(
renderedPageString,
plugins.path.join(paths.noGitDir, 'test.html')
);
});
await page.goto(urlArg);
const result = await resultDeferred.promise;
page.close().then(async () => {
await context.close();
});
return result;
}
}