GitHub Sort Reactions

A userscript that sorts comments by reaction

Versão de: 11/02/2018. Veja: a última versão.

Você precisará instalar uma extensão como Tampermonkey, Greasemonkey ou Violentmonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey ou Violentmonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey ou Userscripts para instalar este script.

Você precisará instalar uma extensão como o Tampermonkey para instalar este script.

Você precisará instalar um gerenciador de scripts de usuário para instalar este script.

(Eu já tenho um gerenciador de scripts de usuário, me deixe instalá-lo!)

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

(Eu já possuo um gerenciador de estilos de usuário, me deixar fazer a instalação!)

// ==UserScript==
// @name        GitHub Sort Reactions
// @version     0.1.0
// @description A userscript that sorts comments by reaction
// @license     MIT
// @author      Rob Garrison
// @namespace   https://github.com/Mottie
// @include     https://github.com/*
// @run-at      document-idle
// @grant       GM_addStyle
// @require     https://greasyfork.org/scripts/28721-mutations/code/mutations.js?version=198500
// @icon        https://assets-cdn.github.com/pinned-octocat.svg
// ==/UserScript==
(() => {
	"use strict";

	const nonInteger = /[^\d]/g,
		reactionValues = {
			"THUMBS_UP": 1,
			"HOORAY": 1,
			"HEART": 1,
			"LAUGH": 0.5,
			"CONFUSED": -0.5,
			"THUMBS_DOWN": -1
		},
		currentSort = {
			init: false,
			el: null,
			dir: 0, // 0 = unsorted, 1 = desc, 2 = asc
			busy: false
		},

		sortBlock = `
<div class="timeline-comment-wrapper ghsc-sort-block">
	<div class="timeline-comment">
		<div class="avatar-parent-child timeline-comment-avatar position-relative">
			<svg aria-hidden="true" class="octicon ghsc-sort-icon" xmlns="http://www.w3.org/2000/svg" width="32" height="44" viewBox="0 0 16 16">
				<path d="M15 8 1 8 8 0zM15 9 1 9 8 16z"/>
			</svg>
		</div>
		<div class="timeline-comment-header comment comment-body">
			<h3 class="timeline-comment-header-text f5 text-normal">
				<button class="ghsc-sort-button btn btn-sm tooltipped tooltipped-n" type="button" aria-label="Sort by +1 reaction" data-sort="THUMBS_UP">
					<g-emoji alias="+1" class="emoji mr-1" fallback-src="https://assets-cdn.github.com/images/icons/emoji/unicode/1f44d.png">?</g-emoji>
				</button>
				<button class="ghsc-sort-button btn btn-sm tooltipped tooltipped-n" type="button" aria-label="Sort by -1 reaction" data-sort="THUMBS_DOWN">
					<g-emoji alias="-1" class="emoji mr-1" fallback-src="https://assets-cdn.github.com/images/icons/emoji/unicode/1f44e.png">?</g-emoji>
				</button>
				<button class="ghsc-sort-button btn btn-sm tooltipped tooltipped-n" type="button" aria-label="Sort by laugh reaction" data-sort="LAUGH">
					<g-emoji alias="smile" class="emoji mr-1" fallback-src="https://assets-cdn.github.com/images/icons/emoji/unicode/1f604.png">?</g-emoji>
				</button>
				<button class="ghsc-sort-button btn btn-sm tooltipped tooltipped-n" type="button" aria-label="Sort by hooray reaction" data-sort="HOORAY">
					<g-emoji alias="tada" class="emoji mr-1" fallback-src="https://assets-cdn.github.com/images/icons/emoji/unicode/1f389.png">?</g-emoji>
				</button>
				<button class="ghsc-sort-button btn btn-sm tooltipped tooltipped-n" type="button" aria-label="Sort by confused reaction" data-sort="CONFUSED">
					<g-emoji alias="thinking_face" class="emoji mr-1" fallback-src="https://assets-cdn.github.com/images/icons/emoji/unicode/1f615.png">?</g-emoji>
				</button>
				<button class="ghsc-sort-button btn btn-sm tooltipped tooltipped-n" type="button" aria-label="Sort by heart reaction" data-sort="HEART">
					<g-emoji alias="heart" class="emoji mr-1" fallback-src="https://assets-cdn.github.com/images/icons/emoji/unicode/2764.png">❤️</g-emoji>
				</button>
				<button class="ghsc-sort-button btn btn-sm tooltipped tooltipped-n tooltipped-multiline" type="button" aria-label="Sort by reaction evaluation
(thumbs up, hooray & heart = +1;
laugh = +0.5; confused = -0.5;
thumbs down = -1)" data-sort="ACTIVE">
					<g-emoji class="g-emoji" alias="speak_no_evil" fallback-src="https://assets-cdn.github.com/images/icons/emoji/unicode/1f64a.png" ios-version="6.0">?</g-emoji>
				</button>
			</h3>
		</div>
	</div>
</div>`;

	function sumOfReactions(el) {
		return Object.keys(reactionValues).reduce((sum, item) => {
			const elm = $(`.comment-reactions-options button[value*="${item}"]`, el);
			return sum + (getValue(elm) * reactionValues[item]);
		}, 0);
	}

	function getValue(elm) {
		return elm ?
			parseInt(elm.textContent.replace(nonInteger, "") || "0", 10) :
			0;
	}

	function extractSortValue(elm, type) {
		if (type === "NONE" || type === "ACTIVE") {
			return parseFloat(
				elm.dataset[`sortComment${type === "NONE" ? "Date" : "Sum"}`]
			);
		}
		return getValue($(`.comment-reactions button[value*="${type}"]`, elm));
	}

	function stableSortValue(elm) {
		return parseInt(elm.dataset.sortCommentDate, 10);
	}

	function sort() {
		currentSort.busy = true;
		const fragment = document.createDocumentFragment(),
			container = $(".js-discussion"),
			sortBlock = $(".ghsc-sort-block"),
			loadMore = $("#progressive-timeline-item-container"),
			dir = currentSort.dir !== 1,
			type = currentSort.el ? currentSort.el.dataset.sort : "NONE";
		$$(".js-timeline-item")
			.sort((a, b) => {
				const av = extractSortValue(a, type),
					bv = extractSortValue(b, type);
				if (av === bv) {
					return stableSortValue(a) - stableSortValue(b);
				}
				return dir ? av - bv : bv - av;
			})
			.forEach(el => {
				fragment.appendChild(el);
			});
		container.appendChild(fragment);
		if (loadMore) {
			// Move load more comments to top
			sortBlock.parentNode.insertBefore(loadMore, sortBlock.nextSibling);
		}
		setTimeout(() => {
			currentSort.busy = false;
		}, 100);
	}

	function update() {
		if (!currentSort.init || $$(".has-reactions").length < 2) {
			return toggleSortBlock(false);
		}
		toggleSortBlock(true);
		const items = $$(".js-timeline-item:not([data-sort-comment-date])");
		if (items) {
			items.forEach(el => {
				let date = $("[datetime]", el);
				if (date) {
					date = date.getAttribute("datetime");
					el.setAttribute("data-sort-comment-date", Date.parse(date));
				}
				// Add reset date & most active summation
				el.setAttribute("data-sort-comment-sum", sumOfReactions(el));
			});
		}
		if (currentSort.el && !currentSort.busy) {
			sort();
		}
	}

	function initSort(event) {
		const target = event.target;
		if (target.classList.contains("ghsc-sort-button")) {
			event.preventDefault();
			event.stopPropagation();
			$$(".ghsc-sort-button").forEach(el => {
				el.classList.toggle("selected", el === target);
				el.classList.remove("asc", "desc");
			});
			if (currentSort.el === target) {
				currentSort.dir = (currentSort.dir + 1) % 3;
			} else {
				currentSort.el = target;
				currentSort.dir = 1;
			}
			if (currentSort.dir === 0) {
				currentSort.el.classList.remove("asc", "desc", "selected");
				currentSort.el = null;
			} else {
				currentSort.el.classList.add(currentSort.dir === 1 ? "desc" : "asc");
			}
			sort();
		}
	}

	function toggleSortBlock(status) {
		if (status) {
			if ($(".ghsc-sort-block")) {
				$(".ghsc-sort-block").style.display = "block";
			} else {
				addSortBlock();
			}
		} else {
			if ($(".ghsc-sort-block")) {
				$(".ghsc-sort-block").style.display = "none";
			}
		}
	}

	function addSortBlock() {
		currentSort.busy = true;
		const first = $(".timeline-comment-wrapper");
		first.classList.add("ghsc-skip-sort");
		first.insertAdjacentHTML("afterEnd", sortBlock);
		currentSort.busy = false;
	}

	function init() {
		if (!currentSort.init) {
			GM_addStyle(`
				.ghsc-sort-icon { padding-left: 5px; }
				.ghsc-sort-block .comment-body { padding: 0 10px; }
				.ghsc-sort-block g-emoji { vertical-align: baseline; pointer-events: none; }
				.ghsc-sort-block .btn.asc g-emoji:after { content: "▲"; }
				.ghsc-sort-block .btn.desc g-emoji:after { content: "▼"; }
			`);
			document.addEventListener("ghmo:container", update);
			document.addEventListener("ghmo:comments", update);
			document.addEventListener("click", initSort);
			currentSort.init = true;
			update();
		}
	}

	function $(selector, el) {
		return (el || document).querySelector(selector);
	}

	function $$(selector, el) {
		return [...(el || document).querySelectorAll(selector)];
	}

	if (document.readyState === "loading") {
		document.addEventListener("DOMContentLoaded", update, {once: true});
	} else {
		init();
	}
})();