Tweetbot to bother @Logfather ❤️

const Twitter = require('twitter');
const config = require('./config.js');
const T = new Twitter(config);

//add week number support:
Date.prototype.getWeekNumber = function(){
  var d = new Date(Date.UTC(this.getFullYear(), this.getMonth(), this.getDate()));
  var dayNum = d.getUTCDay() || 7;
  d.setUTCDate(d.getUTCDate() + 4 - dayNum);
  var yearStart = new Date(Date.UTC(d.getUTCFullYear(),0,1));
  return Math.ceil((((d - yearStart) / 86400000) + 1)/7)
};

function postTweet(){
    const emoji = { 0: '0️⃣', 1: '1️⃣', 2: '2️⃣', 3: '3️⃣', 4: '4️⃣', 5: '5️⃣', 6: '6️⃣', 7: '7️⃣', 8: '8️⃣', 9: '9️⃣ '};
    const numbers = new Date().getWeekNumber().toString().split('');
    let weeknum = '';

    for( i = 0; i < numbers.length; i++ ){
        weeknum += emoji[ numbers[i] ];
    }

    T.post( 'statuses/update', {
        status: '@Logfather '+weeknum
    });
}

//run the code every week:
const week = 1000 * 60 * 60 * 24 * 7;
setInterval( postTweet, week );