PR: Expand All "Load diff" buttons

Expand All "Load diff" buttons in pull request Files tab.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         PR: Expand All "Load diff" buttons
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Expand All "Load diff" buttons in pull request Files tab.
// @author       Marcin Warpechowski
// @match        https://github.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    const pluginName = 'processed-by-warpech-expand-load-diff';

    let scheduledTimeout;

    function findAndApplyChanges() {
        console.log('Running... Expand All "Load diff" buttons in PRs');
        Array.from(document.querySelectorAll(`.load-diff-button.btn-link.width-full:not([${pluginName}])`)).forEach((elem) => {
            elem.setAttribute(pluginName, '');
            elem.dispatchEvent(new MouseEvent('click', {
                bubbles: true,
                cancelable: true
            }));
        });
    }

    // console.log('Postponing... Expand All "Load diff" buttons in PRs');
    scheduledTimeout = setTimeout(findAndApplyChanges, 1000);

    const targetNode = document.querySelector("div.application-main");
    const observerOptions = {
        childList: true,
        subtree: true
    }

    const mutationCallback = (mutationList, observer) => {
        mutationList.forEach((mutation) => {
            switch(mutation.type) {
                case 'childList':
                    // console.log('Postponing... Expand All "Load diff" buttons in PRs');
                    clearTimeout(scheduledTimeout);
                    scheduledTimeout = setTimeout(findAndApplyChanges, 1000);
                    break;
            }
        });
    }

    const observer = new MutationObserver(mutationCallback);
    observer.observe(targetNode, observerOptions);
})();