twitter hashtag+image crawler

index.js

const fs = require('fs');

require("dotenv").config();

const Twitter = require('twitter');
const twitter = new Twitter({
  consumer_key: process.env.TW_CKEY,
  consumer_secret: process.env.TW_CSECRET,    
  access_token_key: process.env.TW_ATKEY,     
  access_token_secret: process.env.TW_ATSECRET
});

let lastId;

const fetcher = () => {
  const params = { q: '#PCD2021', tweet_mode: 'extended', count: 100 };
  if(lastId) {
    params.since_id = lastId;
  }
  twitter.get('search/tweets', params, function (error, tweets, response) {
    if (!error) {
      // console.log(tweets.statuses.length)
      for (let i = tweets.statuses.length - 1; i >= 0; i--) {
        // console.log(tweets.statuses[i]);

        let event = tweets.statuses[i];
        if(event.id == lastId) continue;

        lastId = event.id;

        if(/^RT /g.test(event.full_text)) continue;

        let media = event.entities.media;
        if (media == undefined) {
          if (event.extended_entities != undefined)
            media = event.extended_entities.media;
          if (media == undefined)
            continue;
        }
        for (let j = 0; j < media.length; j++) {
          fs.appendFileSync('./images.txt',
          `${media[j].media_url_https} ${event.user.screen_name} ${event.created_at}\n`);
        }
      }
    }
    else {
      console.error(error)
    }
  });
}
setInterval(fetcher, 60 * 1000);
fetcher();

package.json

{
  "name": "discord-bot-hydra",
  "version": "1.0.0",
  "description": "Choo choo Bot for the coding train!",
  "main": "index.js",
  "scripts": {
    "start": "node index.js",
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "repository": {
    "type": "git",
    "url": "git+https://github.com/CodingTrain/Discord-Bot-Choo-Choo"
  },
  "author": "",
  "license": "ISC",
  "bugs": {
    "url": "https://github.com/CodingTrain/Discord-Bot-Choo-Choo/issues"
  },
  "homepage": "https://github.com/CodingTrain/Discord-Bot-Choo-Choo#readme",
  "dependencies": {
    "dotenv": "^8.2.0",
    "twitter": "^1.7.1"
  }
}