// ==UserScript==
// @name         osu! download redirector
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  redirect download request to bloodcat
// @author       kamimi
// @match        https://osu.ppy.sh/beatmapsets
// @grant        none
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';
    window.onload = function() {
        const bloodUrl = "https://bloodcat.com/osu/s/";
        document.getElementsByClassName("beatmapsets__items")[0].onclick = function () {
            let downloadLinks = this.getElementsByClassName("js-beatmapset-download-link");
            for (let i in downloadLinks) {
                if (downloadLinks[i].href && downloadLinks[i].href.indexOf(bloodUrl) === -1) {
                    let splitUrl = downloadLinks[i].href.split("/");
                    let setId = splitUrl[splitUrl.length - 2];
                    downloadLinks[i].href = bloodUrl + setId;
                }
            }
        };
    }
})();