NewCompte_Draft_Site_Bid_Updater.user.js

// ==UserScript==
// @name         NewCompte Draft Site Bid Updater
// @namespace    https://poeticalto.github.io/
// @version      0.1
// @description  A script designed to send all updates from NewCompte's draft site to a specified location
// @author       Poeticalto
// @match        insert_draft_site_link_here
// @run-at       document-end
// @grant        unsafeWindow
// ==/UserScript==

// IMPORTANT: REMEMBER TO CHANGE THE MATCH CONDITION TO THE URL OF THE DRAFT SITE
// AND REMEMBER TO SET HOWEVER YOU'RE GOING TO SEND THE CHAT

(function() {
    'use strict';
    // I'm not good enough at programming to figure out where the event triggers are, so this is a workaround.
    // For this script, we are ignoring chat sent by users
    // Define empty compare strings for the three types
    let oldBid = "";
    let oldNomination = "";
    let oldWinner = "";
    // Note that each of the three types has a distinct class.
    // However, since we are getting elements by class name, we need to check that there are
    // actually elements to access before accessing.
    // The "list-group-item bid" class corresponds to a user bidding
    if (document.getElementsByClassName("list-group-item bid").length > 0) {
        // All chat is stylized as "timestamp | chat", so remove the timestamp by splitting
        oldBid = document.getElementsByClassName("list-group-item bid")[0].innerText.split(" | ")[1];
    }
    // The "list-group-item nomination" class corresponds to a user nominating
    if (document.getElementsByClassName("list-group-item nomination").length > 0) {
        oldNomination = document.getElementsByClassName("list-group-item nomination")[0].innerText.split(" | ")[1];
    }
    // The "list-group-item winningbid" class corresponds to the system message declaring the winning bid
    if (document.getElementsByClassName("list-group-item winningbid").length > 0) {
        oldWinner = document.getElementsByClassName("list-group-item winningbid")[0].innerText.split(" | ")[1];
    }
    setInterval(check, 250);
    // check function compares the most recent element in each tag to the saved once.
    // If they differ, then send the most recent element and save. Otherwise, skip.
    function check() {
        if (document.getElementsByClassName("list-group-item bid").length > 0) {
            if (oldBid != document.getElementsByClassName("list-group-item bid")[0].innerText.split(" | ")[1]) {
                oldBid = document.getElementsByClassName("list-group-item bid")[0].innerText.split(" | ")[1];
                sendUpdate(oldBid);
            }
        }
        if (document.getElementsByClassName("list-group-item nomination").length > 0) {
            if (oldNomination != document.getElementsByClassName("list-group-item nomination")[0].innerText.split(" | ")[1]) {
                oldNomination = document.getElementsByClassName("list-group-item nomination")[0].innerText.split(" | ")[1];
                sendUpdate(oldNomination);
            }
        }
        if (document.getElementsByClassName("list-group-item winningbid").length > 0) {
            if (oldWinner != document.getElementsByClassName("list-group-item winningbid")[0].innerText.split(" | ")[1]) {
                oldWinner = document.getElementsByClassName("list-group-item winningbid")[0].innerText.split(" | ")[1];
                sendUpdate(oldWinner);
            }
        }

    }
})();

function sendUpdate(sendText) {
    console.log(sendText);
    // The following example will send an update to a discord webhook.
    let discordWebhook = "INSERT_WEBHOOK_HERE";
    let request = new XMLHttpRequest();
    request.open('POST', discordWebhook, true);
    request.setRequestHeader('Content-Type', 'application/json');
    let data = JSON.stringify({"content":sendText, "username":"S18 Draft Bot"});
    request.send(data);
}