Down Git

Create GitHub Resource Download Link.
Visit the author's site for support, ask a question, post a review, or report the script.
Wrap lines
// ==UserScript==
// @name         Down Git
// @namespace    http://mogeko.me
// @version      0.0.9
// @author       Zheng Junyi
// @description  Create GitHub Resource Download Link.
// @license      MIT
// @icon         https://besticon.herokuapp.com/icon?size=80..120..200&url=github.com
// @homepage     https://github.com/mogeko/userscripts/tree/master/packages/down-git#readme
// @homepageURL  https://github.com/mogeko/userscripts/tree/master/packages/down-git#readme
// @source       https://github.com/mogeko/userscripts.git
// @supportURL   https://github.com/mogeko/userscripts/issues
// @match        https://github.com/**
// @match        https://github.com/**/tree/**
// @match        https://github.com/**/blob/**
// @grant        none
// @run-at       document-idle
// ==/UserScript==

(function () {
  'use strict';

  const SVG_ICON = `<svg class="octicon octicon-download hx_color-icon-directory" xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16"><path fill-rule="evenodd" d="M7.47 10.78a.75.75 0 001.06 0l3.75-3.75a.75.75 0 00-1.06-1.06L8.75 8.44V1.75a.75.75 0 00-1.5 0v6.69L4.78 5.97a.75.75 0 00-1.06 1.06l3.75 3.75zM3.75 13a.75.75 0 000 1.5h8.5a.75.75 0 000-1.5h-8.5z"/></svg>`;
  const DOWN_GIT = "https://minhaskamal.github.io/DownGit";
  const JSDELIVR = "https://cdn.jsdelivr.net";
  function downloader(localUrl) {
    const meta = localUrl == null ? void 0 : localUrl.split("/").filter((str) => str);
    const [_a, _b, user, repo, flag, branch, ...rest] = meta;
    if (flag === "tree") {
      return `${DOWN_GIT}/#/home?url=${localUrl}`;
    }
    if (flag === "blob") {
      return `${JSDELIVR}/gh/${user}/${repo}@${branch}/${rest.join("/")}`;
    }
    return localUrl;
  }
  function setButton(urlNode) {
    const wrapNode = document.createElement("div");
    const linkNode = document.createElement("a");
    const url = downloader(urlNode.href);
    wrapNode.setAttribute("class", "mr-3 flex-shrink-0");
    linkNode.setAttribute("href", url ?? "");
    linkNode.setAttribute("title", `Download ${urlNode.innerHTML}`);
    linkNode.innerHTML = SVG_ICON;
    wrapNode.appendChild(linkNode);
    return wrapNode;
  }
  requestIdleCallback(() => {
    for (const node of document.querySelectorAll("div.Box-row")) {
      const urlNode = node.querySelector("a");
      const anchorNode = node.querySelector("div.text-right");
      if (!urlNode || urlNode.querySelector("span")) return;
      node.insertBefore(setButton(urlNode), anchorNode);
    }
  });

})();