Bitbucket - Remove PR identifier from commit message

Bitbucket - Remove PR identifier from commit message title.js

// ==UserScript==
// @name         Bitbucket - Remove PR identifier from commit message title
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  Moves the Pull Request identifier from the Git commit message title into the description
// @author       mu88
// @match        https://<<Bitbucket host>>/**/pull-requests/*/overview
// @icon         https://<<Bitbucket host>>/s/-848199135/6d8324a/n1cn5w/1.0/_/download/resources/com.atlassian.bitbucket.server.bitbucket-webpack-INTERNAL:favicon/favicon.ico
// @grant        none
// ==/UserScript==

(function() {
    "use strict";

    const commitTitleElementSelector = "#commit-message-title";
    const commitDescriptionElementSelector = ".css-1rr2v4a";
    const regex = /(Pull request #\d+: ){1}.*/s;

    var mergeButton = document.querySelector(".merge-button");
    mergeButton.addEventListener("click", onMergeClicked);

    function onMergeClicked() {
        window.setTimeout(isDialogReady, 200);
    }

    function isDialogReady() {
        if (document.querySelector(commitTitleElementSelector)) {
            modifyCommitMessage();
            return;
        }

        window.setTimeout(isDialogReady, 200);
        return;
    }

    function modifyCommitMessage() {
        setNewValues(...createNewValues(...getOriginalValues()));
    }

    function getOriginalValues() {
        var commitTitleElement = document.querySelector(commitTitleElementSelector);
        var commitDescriptionElement = document.querySelector(commitDescriptionElementSelector);

        var originalCommitTitle = commitTitleElement.value;
        var originalCommitDescription = commitDescriptionElement.value;

        return [originalCommitTitle, originalCommitDescription];
    }

    function createNewValues(originalCommitTitle, originalCommitDescription) {
        var pullRequestIdentifier = originalCommitTitle.match(regex)[1];
        var newCommitTitle = originalCommitTitle.replace(pullRequestIdentifier, "");
        var newCommitDescription = pullRequestIdentifier + originalCommitDescription;

        return [newCommitTitle, newCommitDescription];
    }

    function setNewValues(newCommitTitle, newCommitDescription) {
        var commitTitleElement = document.querySelector(commitTitleElementSelector);
        var commitDescriptionElement = document.querySelector(commitDescriptionElementSelector);

        commitTitleElement.value = newCommitTitle;
        commitDescriptionElement.value = newCommitDescription;
    }
})();