amazon-scrapper-sms.js

// "dependencies": {
//     "axios": "^0.27.2",
//     "cheerio": "^1.0.0-rc.12",
//     "dotenv": "^16.0.1",
//     "twilio": "^3.78.0"
// }


// need a .env file with:
    // TWILIO_ACCOUNT_SID = "your account sid";
    // TWILIO_AUTH_TOKEN = "your token";


// packages
const axios = require("axios");
const cheerio  = require("cheerio");
require('dotenv').config();
const accountSid = process.env.TWILIO_ACCOUNT_SID;
const authToken = process.env.TWILIO_AUTH_TOKEN;
const clinet = require("twilio")(accountSid, authToken);

const url = "put url here";
const product = { name:"", price:"", link:""};

// set interval
const handle = setInterval(scrape,2000);

async function scrape(){
    // fetch the data
    const {data} = await axios.get(url);
    // load up the html
    const $ = cheerio.load(data);
    const item = $("div#dp-container");
    // extract the data that we need
    product.name = $(item).find("h1 span#productTitle").text();
    product.link = url;
    const price = $(item)
    .find("span .a-price-whole")
    .first()
    .text()
    .replace(/[,.]/g,"");
    const priceNum = parseInt(price);
    product.price = priceNum;

    // send an sms
    if (priceNum < 1000) {
        clinet.messages.create({
            body: 'the price of ${poduct.name} went below ${price}',
            from: "+92484685546",
            to: "+8585484654"
        })
        .then((message) => {
            console.log(message);
            clearInterval(handle);
        })
    }
}