Automate course copies
Per
// ==UserScript==
// @name Task Bar
// @namespace CCAU
// @description Automate course copies
// @match https://*.instructure.com/courses/*
// @version 0.1.0
// @author CIDT
// @grant none
// @license BSD-3-Clause
// ==/UserScript==
"use strict";
(() => {
// out/env.js
var CORS_PROXY = "https://api.allorigins.win/get?url=";
var DATA_URL = "https://text.is/ccau_tasks/raw";
var ROOT_URL = "https://se.instructure.com";
// out/utils.js
function log(msg) {
console.log("[CCAU] " + msg);
}
function addCurrentButton(task) {
const bar = document.querySelector(".right-of-crumbs");
const btn = document.createElement("a");
btn.id = "ccau_current_task";
btn.textContent = task.name;
btn.setAttribute("title", task.help);
btn.classList.add("btn");
btn.setAttribute("tabindex", "0");
bar?.insertAdjacentElement("beforebegin", btn);
}
function addPrevNextButton(task, fn, id) {
const bar = document.querySelector(".right-of-crumbs");
const btn = document.createElement("a");
btn.id = id;
btn.textContent = id === "ccau_prev_task" ? "<--" : "-->";
btn.setAttribute("title", task.help);
btn.classList.add("btn");
btn.setAttribute("tabindex", "0");
btn.addEventListener("click", fn);
bar?.insertAdjacentElement("beforebegin", btn);
}
function getCourseID() {
return window.location.href.match(/courses\/(\d+)/)?.[1] ?? "NO_COURSE_ID";
}
function goto(path) {
const id = getCourseID();
window.location.href = `${ROOT_URL}/courses/${id}/${path}`;
}
function curTask() {
const id = getCourseID();
const str = localStorage.getItem(`ccau_${id}_task`);
return Number(str);
}
function setTask(task) {
const id = getCourseID();
localStorage.setItem(`ccau_${id}_task`, task.toString());
}
// out/task.js
function update() {
const day = 1e3 * 60 * 60 * 24;
const now = Date.now();
const last = Number(localStorage.getItem("ccau_task_ts")) ?? 0;
if (now - last < day) {
return;
}
fetch(CORS_PROXY + encodeURIComponent(DATA_URL)).then((response) => response.json()).then((data) => {
localStorage.setItem("ccau_task", data["contents"]);
localStorage.setItem("ccau_task_ts", now.toString());
});
}
function getTasks() {
update();
const tasks = localStorage.getItem("ccau_task") ?? "[]";
const parsed = JSON.parse(tasks);
return parsed.tasks;
}
// out/index.js
function main() {
if (!document.querySelector("#global_nav_accounts_link")) {
throw new Error("Only admins can use this script");
}
const tasks = getTasks();
const taskNum = curTask() ?? 0;
const task = tasks[taskNum];
const prevNum = Math.max(0, taskNum - 1);
const prev = tasks[prevNum];
const nextNum = (taskNum + 1) % tasks.length;
const next = tasks[nextNum];
addPrevNextButton(prev, () => prevTask(tasks), "ccau_prev_task");
addCurrentButton(task);
addPrevNextButton(next, () => nextTask(tasks), "ccau_next_task");
}
function prevTask(tasks) {
const taskNum = curTask() ?? 0;
const prevNum = Math.max(0, taskNum - 1);
const prev = tasks[prevNum];
setTask(prevNum);
goto(prev.path);
}
function nextTask(tasks) {
const taskNum = curTask() ?? 0;
const nextNum = (taskNum + 1) % tasks.length;
const next = tasks[nextNum];
if (nextNum === 0) {
log("No more tasks");
return;
}
setTask(nextNum);
goto(next.path);
}
main();
})();