index.js

const Twit = require('twit');

require('dotenv').config();

const T = new Twit({ 
    
    consumer_key: process.env.APPLICATION_CONSUMER_KEY, 
    consumer_secret: process.env.APPLICATION_CONSUMER_SECRET, 
    access_token: process.env.ACCESS_TOKEN, 
    access_token_secret: process.env.ACCESS_TOKEN_SECRET 
});

function onlyUnique(value, index, self) { 
    return self.indexOf(value) === index;
}


function retweet(searchText) {
    
    let params = {
        q : searchText + '',
        result_type : 'mixed',
        count : 25,
    }

    T.get('search/tweets', params, function(err_search, data_search, response_search){

        let tweets = data_search.statuses
        if (!err_search)
        {
            let tweetIDList = []
            for(let tweet of tweets) {

                if(tweet.text.startsWith("RT @")){
                    
                    console.log("\nStarts with RT@, adding retweeted status id_str")
                    if (tweet.retweeted_status) {
                        tweetIDList.push(tweet.retweeted_status.id_str);
                    }
                    else {
                        tweetIDList.push(tweet.id_str);
                    }
                }
                else {
                    tweetIDList.push(tweet.id_str);
                }
            }

            // Get only unique entries
            tweetIDList = tweetIDList.filter( onlyUnique )

            console.log("TweetID LIST = \n" + tweetIDList)

            for (let tweetID of tweetIDList) {
                T.post('statuses/retweet/:id', {id : tweetID}, function(err_rt, data_rt, response_rt){
                    if(!err_rt){
                        console.log("\n\nRetweeted! ID - " + tweetID)
                    }
                    else {
                        console.log("\nError... Duplication maybe... " + tweetID)
                        console.log("Error = " + err_rt)
                    }
                })
            }
        }
        else {
            console.log("Error while searching" + err_search)
            process.exit(1)
        }
    })
}



setInterval(function() { retweet('#30DaysOfCode OR #100DaysOfCode'); }, 60000)