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// ==UserScript==
// @name GitHub Toggle Diff Comments
// @version 0.3.2
// @description A userscript that toggles diff/PR and commit comments
// @license MIT
// @author Rob Garrison
// @namespace https://github.com/Mottie
// @include https://github.com/*
// @run-at document-idle
// @grant GM.addStyle
// @grant GM_addStyle
// @require https://greasemonkey.github.io/gm4-polyfill/gm4-polyfill.js?updated=20180103
// @require https://greasyfork.org/scripts/28721-mutations/code/mutations.js?version=952601
// @require https://greasyfork.org/scripts/398877-utils-js/code/utilsjs.js?version=952600
// @icon https://github.githubassets.com/pinned-octocat.svg
// @updateURL https://raw.githubusercontent.com/Mottie/Github-userscripts/master/github-toggle-diff-comments.user.js
// @downloadURL https://raw.githubusercontent.com/Mottie/Github-userscripts/master/github-toggle-diff-comments.user.js
// @supportURL https://github.com/Mottie/GitHub-userscripts/issues
// ==/UserScript==
/* global GM $ $$ on debounce make */
(() => {
"use strict";
const selectors = {
// PR has notes (added to <div id="diff-00" class="file ...">)
headerHasNotes: ".has-inline-notes:not(.hide-file-notes-toggle)",
// show comments wrapper for each file
headerComment: ".has-inline-notes .file-actions > .d-flex",
// show comments checkbox
headerCheckbox: "js-toggle-file-notes",
// button active
activeClass: "ghtc-active",
// td wrapper
tdWrapper: "js-quote-selection-container",
// first div inside td wrapper
tdDiv: "js-resolvable-timeline-thread-container",
// has row comments
rowComment: "tr.inline-comments",
// button class names
button: "btn btn-sm BtnGroup-item ghtc-toggle tooltipped tooltipped-s"
};
const actions = {
// Show or hide all comments on the page
toggleAllShowComments: {
check: (event, el) => {
const button = el.matches(`button.${selectors.headerCheckbox}`);
return el.id === "ghtc-show-toggle-all" || event.shiftKey && button;
},
exec: el => {
const state = getState(el);
$$(`#ghtc-show-toggle-all, button.${selectors.headerCheckbox}`).forEach(
el => el.classList.toggle(selectors.activeClass, state)
);
// Use built-in "Show comments" checkbox
$$(`#files input.${selectors.headerCheckbox}`).forEach(el => {
el.checked = state;
el.dispatchEvent(new Event("change", {bubbles: true}));
});
}
},
// Show or hide all comments in a file
toggleFileShowComments: {
check: (_, el) => {
return el.matches(`button.${selectors.headerCheckbox}`);
},
exec: el => {
const state = getState(el);
const box = $(`input.${selectors.headerCheckbox}`, el.closest(".d-flex"));
if (box) {
box.checked = state;
box.dispatchEvent(new Event("change", {bubbles: true}));
}
}
},
// Collapse or expand all comments on the page
collapsePageComments: {
check: (event, el) => {
const toggleAll = el.id === "ghtc-collapse-toggle-all";
const toggle = el.classList.contains("ghtc-collapse-toggle-file");
return toggleAll || (event.shiftKey && toggle);
},
exec: el => {
const state = getState(el);
$("#ghtc-collapse-toggle-all").classList.toggle(selectors.activeClass, state);
toggleMultipleComments(el.closest("#files_bucket"), state);
$$(".ghtc-collapse-toggle-file").forEach(el => {
el.classList.toggle(selectors.activeClass, state);
});
}
},
// Collapse or expand all comments within a file
collapseFileComments: {
check: (event, el) => {
const toggle = el.classList.contains("ghtc-collapse-toggle-file");
const container = el.classList.contains(selectors.tdDiv);
return toggle || (event.shiftKey && container);
},
exec: el => {
const state = getState(el);
toggleMultipleComments(el.closest(".file"), state);
}
},
// Collapse or expand single comment
collapseComment: {
check: (_, el) => el.classList.contains(selectors.tdDiv),
exec: el => el.closest("tr").classList.toggle("ghtc-collapsed"),
}
};
const icons = {
"show": `<svg xmlns="http://www.w3.org/2000/svg" class="octicon ghtc-primary ghtc-comment-hide" width="16" height="16" viewBox="0 0 16 16" aria-hidden="true"><g fill="#777"><path d="M6 9h1L6 8 5 7v1c0 .6.5 1 1 1z"/><path d="M9 11H4.5L3 12.5V11H1V5h2L2 4H1a1 1 0 0 0-1 1v6c0 .6.5 1 1 1h1v3l3-3h4c.3 0 .6-.1.7-.3l-.7-.8v.1zM15 1H6a1 1 0 0 0-1 1v.3l1 1V2h9v6h-2v1.5L11.5 8h-.8l3.3 3.2V9h1c.6 0 1-.5 1-1V2c0-.6-.4-1-1-1z"/></g><path d="M.4.9L13.7 14h1.7L2 .9z"/></svg>
<svg xmlns="http://www.w3.org/2000/svg" class="octicon ghtc-secondary ghtc-comment-show" width="16" height="16" viewBox="0 0 16 16" aria-hidden="true"><path fill-rule="evenodd" d="M15 1H6c-.55 0-1 .45-1 1v2H1c-.55 0-1 .45-1 1v6c0 .55.45 1 1 1h1v3l3-3h4c.55 0 1-.45 1-1V9h1l3 3V9h1c.55 0 1-.45 1-1V2c0-.55-.45-1-1-1zM9 11H4.5L3 12.5V11H1V5h4v3c0 .55.45 1 1 1h3v2zm6-3h-2v1.5L11.5 8H6V2h9v6z"></path></svg>`,
"collapse": `<svg xmlns="http://www.w3.org/2000/svg" class="octicon ghtc-primary ghtc-collapse" width="16" height="16" viewBox="0 0 16 16" aria-hidden="true"><g fill="#777"><path d="M4.2 12.8L5.6 11H4.5L3 12.5V11H1V5h4v3c0 .6.5 1 1 1h1.2L8 8H6V5.4L5 4H1a1 1 0 0 0-1 1v6c0 .6.5 1 1 1h1v3l2.2-2.2zM6 2.2V2h.6V1H6a1 1 0 0 0-1 1v.2h1zM15 1h-4.6v1H15v6h-2v1.5L11.5 8H9.1l.9 1.2V9h1l3 3V9h1c.6 0 1-.5 1-1V2c0-.6-.4-1-1-1z"/></g><path d="M11.5 3h-2V1h-2v2h-2l3 4zM5.5 13h2v2h2v-2h2l-3-4z"/></svg><svg xmlns="http://www.w3.org/2000/svg" class="octicon ghtc-secondary ghtc-expand" width="16" height="16" viewBox="0 0 16 16" aria-hidden="true"><g fill="#777"><path d="M6 5.8H5V8c0 .6.5 1 1 1h.8V8H6V5.8z"/><path d="M4.6 11h-.1L3 12.5V11H1V5h3.3L6 2.9V2h.7l.8-1H6a1 1 0 0 0-1 1v2H1a1 1 0 0 0-1 1v6c0 .6.5 1 1 1h1v3l3-3h.3l-.7-1zM15 1h-5l.7 1H15v6h-2v1.5L11.5 8h-1v1h.5l.8.8h1.8l-.8 1L14 12V9h1c.6 0 1-.5 1-1V2c0-.6-.4-1-1-1z"/></g><path d="M11.7 11h-2V9h-2v2h-2l3 4zM11.7 5h-2v2h-2V5h-2l3-4z"/></svg>`
};
// Using small black triangles because Windows doesn't
// replace them with ugly emoji images
GM.addStyle(`
td.${selectors.tdWrapper} {
position: relative;
}
td .${selectors.tdDiv} {
cursor: pointer;
}
.js-resolvable-thread-contents {
cursor: default;
}
td .${selectors.tdDiv}:before {
content: "\\25be";
font-size: 40px;
position: absolute;
right: 10px;
top: -10px;
pointer-events: none;
}
.ghtc-collapsed .${selectors.tdDiv}:before {
content: "\\25c2";
top: -20px;
}
.ghtc-collapsed .${selectors.tdDiv} {
padding: 10px;
border: 0;
min-height: 26px;
}
.ghtc-collapsed .${selectors.tdDiv}:last-child {
margin-bottom: 16px;
}
.ghtc-toggle .ghtc-secondary,
.ghtc-toggle.${selectors.activeClass} .ghtc-primary,
.ghtc-toggle input ~ .ghtc-secondary,
.ghtc-toggle input:checked ~ .ghtc-primary,
.ghtc-collapsed .${selectors.tdDiv} > *,
.ghtc-collapsed .last-${selectors.tdDiv},
.ghtc-collapsed .inline-comment-form-container:not(.open) {
display: none;
}
.diff-table .ghtc-collapsed td.line-comments {
padding: 0;
cursor: pointer;
}
.pr-toolbar .pr-review-tools.float-right .diffbar-item + .diffbar-item {
margin-left: 10px;
}
.ghtc-toggle {
height: 28px;
}
.ghtc-toggle svg {
display: inline-block;
max-height: 16px;
pointer-events: none;
vertical-align: baseline !important;
}
.ghtc-toggle.${selectors.activeClass} .ghtc-secondary,
.ghtc-toggle input:checked ~ .ghtc-secondary {
display: block;
}`
);
function toggleMultipleComments(wrapper, state) {
$(".ghtc-collapse-toggle-file", wrapper).classList.toggle(
selectors.activeClass, state
);
$$(selectors.rowComment, wrapper).forEach(el => {
el.classList.toggle("ghtc-collapsed", state);
});
}
function getState(el) {
el.classList.toggle(selectors.activeClass);
return el.classList.contains(selectors.activeClass);
}
function addListeners() {
const mainContent = $(".repository-content");
if (!mainContent.classList.contains("ghtc-listeners")) {
mainContent.classList.add("ghtc-listeners");
on(mainContent, "change", debounce(event => {
const el = event.target;
if (el && el.classList.contains(selectors.headerCheckbox)) {
const button = $(selectors.headerCheckbox, el.closest(".d-flex"));
if (button) {
button.classList.toggle(selectors.activeClass, el.checked);
}
}
}));
on(mainContent, "click", debounce(event => {
const el = event.target;
if (el) {
Object.keys(actions).some(action => {
if (actions[action].check(event, el)) {
event.stopPropagation();
event.preventDefault();
actions[action].exec(el);
return true;
}
return false;
});
}
}));
}
}
function addButtons() {
$$(selectors.headerComment).forEach(wrapper => {
if (!wrapper.classList.contains("ghtc-show-comments")) {
wrapper.classList.add("ghtc-show-comments", "BtnGroup");
// Add a "Show Comments" button outside the dropdown
const show = make({
el: "button",
className: `${selectors.button} ${selectors.headerCheckbox} ${selectors.activeClass}`,
html: icons.show,
attrs: {
"aria-label": "Show or hide all comments in this file"
}
});
wrapper.prepend(show);
// Add collapse all file comments button before label
const collapse = make({
el: "button",
className: `${selectors.button} ghtc-collapse-toggle-file`,
html: icons.collapse,
attrs: {
type: "button",
"aria-label": "Expand or collapse all comments in this file"
},
});
wrapper.prepend(collapse);
}
});
// Add collapse all comments on the page - test adding global toggle on
// https://github.com/openstyles/stylus/pull/150/files (edit.js)
if (!$("#ghtc-collapse-toggle-all")) {
// insert before Unified/Split button group
const diffmode = $(".pr-review-tools .diffbar-item, #toc .toc-diff-stats");
const wrapper = make({
className: "BtnGroup " +
// PR: diffbar-item; commit: toc-diff-stats
(diffmode.classList.contains("diffbar-item")
? "diffbar-item"
: "float-right pr-2"
)
}, [
// collapse/expand all comments
make({
html: icons.collapse,
className: selectors.button,
attrs: {
id: "ghtc-collapse-toggle-all",
type: "button",
"aria-label": "Expand or collapse all comments"
}
}),
// show/hide all comments
make({
className: `${selectors.button} ${selectors.activeClass}`,
html: icons.show,
attrs: {
id: "ghtc-show-toggle-all",
type: "button",
"aria-label": "Show or hide all comments"
}
})
]);
diffmode.parentNode.insertBefore(wrapper, diffmode);
}
}
function init() {
if ($("#files") && $(selectors.headerHasNotes)) {
addListeners();
addButtons();
}
}
on(document, "ghmo:container", init);
on(document, "ghmo:diff", init);
init();
})();