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LearnWebCode/index.js

Created July 21, 2021 23:41
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Revisions

  1. LearnWebCode revised this gist Jul 21, 2021. No changes.
  2. LearnWebCode created this gist Jul 21, 2021.
    37 changes: 37 additions & 0 deletions index.js
    View file
    Original file line number Diff line number Diff line change
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    // in a new folder be sure to run "npm init -y" and "npm install puppeteer"
    const puppeteer = require("puppeteer")
    const fs = require("fs/promises")

    async function start() {
    const browser = await puppeteer.launch()
    const page = await browser.newPage()
    await page.goto("https://learnwebcode.github.io/practice-requests/")

    const names = await page.evaluate(() => {
    return Array.from(document.querySelectorAll(".info strong")).map(x => x.textContent)
    })
    await fs.writeFile("names.txt", names.join("\r\n"))

    await page.click("#clickme")
    const clickedData = await page.$eval("#data", el => el.textContent)
    console.log(clickedData)

    const photos = await page.$$eval("img", imgs => {
    return imgs.map(x => x.src)
    })

    await page.type("#ourfield", "blue")
    await Promise.all([page.click("#ourform button"), page.waitForNavigation()])
    const info = await page.$eval("#message", el => el.textContent)

    console.log(info)

    for (const photo of photos) {
    const imagepage = await page.goto(photo)
    await fs.writeFile(photo.split("/").pop(), await imagepage.buffer())
    }

    await browser.close()
    }

    start()