// ==UserScript==
// @name         Yudao-VIP
// @namespace    none
// @version      1.0
// @license      MIT
// @description  Still open source equals charging
// @author       z4idea
// @match        https://www.iocoder.cn/*
// @match        https://doc.iocoder.cn/*
// @match        https://cloud.iocoder.cn/*
// @grant        unsafeWindow
// @run-at document-end
// @downloadURL https://update.greasyfork.icu/scripts/569109/Yudao-VIP.user.js
// @updateURL https://update.greasyfork.icu/scripts/569109/Yudao-VIP.meta.js
// ==/UserScript==

(function() {
    'use strict';

    unsafeWindow.jqueryAlert = function(opts) {
        var dialog;
        dialog.show = function() {}
        return dialog;
    }

    let yudaosPoorlyWrittenDoc = null, prevPath = document.location.pathname;
    const blockPathList = ["/bpm/", "/user-center/", "/social-user/", "/oauth2/", "/saas-tenant/", "/sms/", "/mail/", "/notify/", "/mybatis-pro/", "/dynamic-datasource/", "/report/", "/Spring-Boot", "/Spring-Cloud", "/api-doc/", "/module-new/", "/new-feature/", "/dev-hot-swap/", "/file/", "/message-queue/", "/job/", "/idempotent/", "/distributed-lock/", "/rate-limiter/", "/http-sign/", "/project-rename/", "/delete-code/", "/resource-permission/", "/data-permission/", "/deployment-linux/", "/deployment-docker/", "/deployment-baota", "/registry-center/", "/config-center/", "/rpc/", "/gateway/", "/distributed-transaction/", "/server-protection/", "/cloud-debug/", "/mp/", "/mall/", "/pay/", "/crm/", "/member/", "/erp/", "/ai/", "/websocket/", "/vo/", "/system-log/"];

    const isBlocked = () => blockPathList.some((e) => document.location.pathname.includes(e));
    const getWrapper = () => document.querySelector('.content-wrapper');
    const getSidebar = () => document.querySelector('aside.sidebar');

    const replace = (str) => {
        const wrapper = getWrapper()
        if (str) {
            while (wrapper.innerHTML !== str) {
                wrapper.innerHTML = str
            }
        }
    }

    const restoreScrollPosition = () => {
        const sidebarScroll = sessionStorage.getItem('yudao_sidebar_scroll');
        const windowScroll = sessionStorage.getItem('yudao_window_scroll');

        if (windowScroll) window.scrollTo(0, parseInt(windowScroll));

        if (sidebarScroll) {
            // 侧边栏渲染需要时间，轮询直到元素出现且 scrollHeight 足够大再设置
            const timer = setInterval(() => {
                const sidebar = getSidebar();
                if (sidebar && sidebar.scrollHeight > 200) {
                    sidebar.scrollTop = parseInt(sidebarScroll);
                    clearInterval(timer);
                }
            }, 50);
            setTimeout(() => clearInterval(timer), 5000);
        }

        sessionStorage.removeItem('yudao_sidebar_scroll');
        sessionStorage.removeItem('yudao_window_scroll');
    }

    const contentObserver = new MutationObserver(() => {
        if (getWrapper().innerHTML.includes('仅 VIP 可见')) {
            replace(yudaosPoorlyWrittenDoc)
        }
    })

    const urlObserver = new MutationObserver(() => {
        if (prevPath !== document.location.pathname) {
            const sidebar = getSidebar();
            if (sidebar) sessionStorage.setItem('yudao_sidebar_scroll', sidebar.scrollTop);
            sessionStorage.setItem('yudao_window_scroll', window.scrollY);

            window.location.reload();
        }
    })

    urlObserver.observe(document.body, { childList: true })

    if (sessionStorage.getItem('yudao_sidebar_scroll') !== null
        || sessionStorage.getItem('yudao_window_scroll') !== null) {
        restoreScrollPosition();
    }

    //=============================================================================================================================================

    const $$wrapper = getWrapper();
    if ($$wrapper && isBlocked()) {
        yudaosPoorlyWrittenDoc = $$wrapper.innerHTML.includes('仅 VIP 可见') ? null : $$wrapper.innerHTML;
        unsafeWindow.$$content = yudaosPoorlyWrittenDoc;
        unsafeWindow.$$replace = function() { replace(unsafeWindow.$$content) }
        contentObserver.observe($$wrapper, { childList: true, characterData: true, subtree: true });
        replace(yudaosPoorlyWrittenDoc);
    }

    //=============================================================================================================================================

})();