Simulate browser NodeJS (simple)

snippet.js

// Dependencia:
// "playwright-chromium": "^1.12.3",
  
import {BrowserContext, Page} from 'playwright-chromium/types/types';

const playwright = require('playwright-chromium');
const logger = require('../helpers/logger');

export class Browser {

    constructor() {
    }

    async init(): Promise<BrowserContext> {
        try {
            const browser = await playwright['chromium'].launch();
            const context = await browser.newContext();

            return Promise.resolve(context);
        } catch (reason) {
            logger.error(`erro ao inicializar a instância do navegador, motivo: ${reason?.message || reason}`);
            throw reason;
        }
    }

    async doLogin(context: BrowserContext): Promise<void> {
        try {
            const page = await context.newPage();
            await page.goto(`url`);

            await this.setTextInputValue(page, 'input[name="email"]', String(process.env.USR));
            await this.setTextInputValue(page, 'input[name="password"]', String(process.env.PSWD));

            await this.clickAndWaitNavegation(page, 'button[type=submit]');
        } catch (reason) {
            logger.error(`erro ao efetuar login, motivo: ${reason?.message || reason}`);
            throw reason;
        }
    }

    public async setTextInputValue(page: Page, selector: string, value: string | number) {
        await page.waitForSelector(selector);
        await page.evaluate((data) => {
            let querySelector: any = document.querySelector(data.selector);
            return querySelector ? querySelector.value = data.value : null;
        }, {selector, value});
    }
    
    public async clickAndWaitNavegation(page: Page, selector: string) {
        const navigationPromise = page.waitForNavigation();
        await page.click(selector);

        await navigationPromise;
    }

}