// ==UserScript==
// @name         MWI TaskManager
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  sort all task in taskbar
// @author       shykai
// @match        https://www.milkywayidle.com/*
// @match        https://test.milkywayidle.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=milkywayidle.com
// @grant        none
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';

/* 支持修改版汉化插件 */
function getOriTextFromElement(elem) {
    if (!elem) {
        console.error("getTextFromElement null elem");
        return "";
    }
    const translatedfrom = elem.getAttribute("script_translatedfrom");
    if (translatedfrom) {
        return translatedfrom;
    }
    return elem.textContent;
}

function addButton() {
    const targetNode = document.querySelector("div.TasksPanel_taskSlotCount__nfhgS");
    if (targetNode) {
        let sortButton = targetNode.querySelector("#TaskSort");
        if (!sortButton) {
            sortButton = document.createElement("button");
            sortButton.setAttribute("class", "Button_button__1Fe9z Button_small__3fqC7");
            sortButton.id = "TaskSort";
            sortButton.innerHTML = "TaskSort";
            sortButton.addEventListener("click", function (evt) {
                const list = document.querySelector("div.TasksPanel_taskList__2xh4k");
                [...list.querySelectorAll("div.RandomTask_randomTask__3B9fA")]
                    .sort(function (a, b) {
                    var a_name = getOriTextFromElement(a.querySelector("div.RandomTask_name__1hl1b"));
                    var b_name = getOriTextFromElement(b.querySelector("div.RandomTask_name__1hl1b"));

                    if (a_name.startsWith("Defeat ") && b_name.startsWith("Defeat ")) {
                        var a_index = a.querySelector("span.script_taskMapIndex").textContent.replace(/\D/ig, "");
                        var b_index = b.querySelector("span.script_taskMapIndex").textContent.replace(/\D/ig, "");

                        if (a_index != b_index) {
                            return (Number(a_index) > Number(b_index) ? 1 : -1);
                        }
                    }
                    return a_name == b_name ? 0
                    : (a_name > b_name ? 1 : -1);
                })
                    .forEach(node => list.appendChild(node));
            });
            targetNode.appendChild(sortButton);
        }
    }
}

const config = { attributes: true, childList: true, subtree: true };

const observer = new MutationObserver(function(mutationsList, observer) {
    addButton();
});

observer.observe(document, config);

})();