Find the initial Github commit

This will help users get a button to click to end of the github commits page.
Versão de: 20/02/2025. Veja: a última versão.
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// ==UserScript==
// @name         Find the initial Github commit
// @namespace    http://tampermonkey.net/
// @version      0.2.1
// @description  This will help users get a button to click to end of the github commits page.
// @author       Mutu,aspen138
// @match        https://github.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=github.com
// @grant        none
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';
    let reg = new RegExp("\/commits\/")
    var isInsert = false
    var timer = setInterval(() => {
        if (isInsert) {
            if (reg.test(window.location.pathname)) {
            } else {
                getCommits()
                isInsert = false
            }
        } else {
            if (reg.test(window.location.pathname)) {
                insertBtn()
                isInsert = true
            } else {
                getCommits()
            }
        }
    }, 1000);

    function getCommits() {
        // Attempt to find the span that displays the commit count
        let commitSpan = document.querySelector("span.fgColor-default.custom-highlight");
        if (commitSpan) {
            // Example innerText might be "90 Commits", so remove "Commits" and trim extra space
            let commitText = commitSpan.innerText.replace("Commits", "").trim();
            //let commitNumber = parseInt(commitText, 10);

            // Store just the numeric portion in sessionStorage
            sessionStorage.setItem("commits", commitText);
        }
    }

    function insertBtn() {
        // Get the total commit count from sessionStorage
        let commitsStr = sessionStorage.getItem("commits");
        let commitsNum = parseInt(commitsStr.replace(/,/, ""), 10);
        console.log("commitsNum=",commitsNum);
        // Select the container that holds the pagination buttons
        let btnGroup = document.querySelector(".Box-sc-g0xbh4-0.prc-ButtonGroup-ButtonGroup-vcMeG");
        if (!btnGroup) return; // Guard clause if the container isn't found

        // Select the "Next" pagination link
        let btnToNext = document.querySelector("[data-testid='pagination-next-button']");
        if (!btnToNext) return; // Guard clause if there's no "Next" button

        // Create the wrapper div
        let newDiv = document.createElement("div");

        // Create the new "Click To End" anchor
        let btnToEnd = document.createElement("a");
        btnToEnd.type = "button";
        btnToEnd.tabIndex = 0;
        btnToEnd.setAttribute("data-testid", "pagination-last-button");
        btnToEnd.className = "prc-Button-ButtonBase-c50BI fgColor-accent text-normal";
        btnToEnd.setAttribute("data-loading", "false");
        btnToEnd.setAttribute("data-size", "medium");
        btnToEnd.setAttribute("data-variant", "invisible");
        btnToEnd.href = btnToNext.href.replace(/\+\d+/g, `+${commitsNum-4}`);

        // Construct the inner span structure to match the new button style
        let spanContent = document.createElement("span");
        spanContent.setAttribute("data-component", "buttonContent");
        spanContent.className = "prc-Button-ButtonContent-HKbr-";

        let spanText = document.createElement("span");
        spanText.setAttribute("data-component", "text");
        spanText.className = "prc-Button-Label-pTQ3x";
        spanText.innerText = "Click To End";

        // Assemble all parts
        spanContent.appendChild(spanText);
        btnToEnd.appendChild(spanContent);
        newDiv.appendChild(btnToEnd);
        console.log("newDiv=",newDiv);
        btnGroup.appendChild(newDiv);
        console.log("btnGroup=", btnGroup);
    }
})();