// ==UserScript==
// @name         Bilibili 干净链接
// @namespace    Motoori Kashin
// @version      1.2.0
// @description  去除bilibili链接中不需要的参数，如spm_id_from/from_sourse/from/等，还地址栏以清白干净
// @author       Motoori Kashin
// @match        *://*.bilibili.com/*
// @grant        none
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';

    // 参数可自行添加
    let word = ["spm_id_from","from_source","msource","bsource","seid","from","source"];
    let url = [];

    function relink(link) {
        let last = link.split('?');
        let search = [];
        if (last[1]) {
            let dot = "";
            if (last[1].match("#")) {
                dot = last[1].split('#')[1];
                last[1] = last[1].split('#')[0];
            }
            search = last[1].split('&');
            for (let i=0;i<search.length;i++){
                let key = search[i].split('=');
                if (word.includes(key[0])) search[i] = "";
            }
            search = search.filter((e) => {return e});
            last[1] = search.join("&");
            last = last.filter((e) => {return e});
            link = last.join("?");
            if (dot) link = link + "#" + dot;
        }
        return link;
    }
    function link(){
        let links = document.getElementsByTagName("a");
        url[1] = window.location.href;
        if (url[0] != url[1]) {
            window.history.replaceState(null,null,relink(url[1]));
        }
        for (let i=0;i<links.length;i++){
            if (links[i].href) links[i].href = relink(links[i].href);
        }
    }
    url[0] = window.location.href;
    window.history.replaceState(null,null,relink(url[0]));
    window.onload = () => {new link()}
    window.onclick = () => {new link()}
})();