ThreadScroll

Бесконечный контент в темах
Versione datata 04/02/2026. Vedi la nuova versione l'ultima versione.
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// ==UserScript==
// @name         ThreadScroll
// @namespace    https://greasyfork.org/ru/users/1142494-llimonix
// @version      0.6
// @description  Бесконечный контент в темах
// @author       llimonix
// @license      MIT
// @match        https://lolz.live/threads/*
// @icon         https://i.imgur.com/ZiddNv0.png
// @run-at       document-start
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    const SCROLL_THRESHOLD_MOBILE = 150;
    const SCROLL_THRESHOLD_DESKTOP = 10;
    const MOBILE_WIDTH = 480;

    let currentPageURL = null;
    let currentPage = 1;
    let lastPage = 1;
    let currentURL = window.location.href;
    let isLoading = false;

    function initialize() {
        currentPageURL = $("a[rel='start']").attr("href");
        currentPage = parseInt($(".currentPage").text()) || 1;
        lastPage = parseInt($("nav > a:last").text()) || 1;
    }

    function checkURLChange() {
        const newURL = window.location.href;
        if (newURL !== currentURL) {
            currentURL = newURL;
            currentPage = parseInt($(".currentPage").text()) || 1;
            lastPage = parseInt($("nav > a:last").text()) || 1;
        }
        requestAnimationFrame(checkURLChange);
    }

    function updateURL(newURL) {
        window.history.pushState({ path: newURL }, '', newURL);
    }

    function createLoadingSpinner() {
        return $('<div class="Spinner spinner small loadingContent">')
            .css({
            background: 'center center rgb(39, 39, 39)',
            padding: '0 15px',
            borderStyle: 'none',
            borderRadius: '10px',
            lineHeight: '34px',
            verticalAlign: 'top',
            height: '40px',
            width: '200px',
            display: 'block',
            margin: '15px auto'
        })
            .html('<div class="bounce1 bounce"></div><div class="bounce2 bounce"></div><div class="bounce3 bounce"></div>');
    }

    function updateCurrentPageLink(pageNum) {
        const pageURL = `${currentPageURL}page-${pageNum}`;
        const $link = $(`a[href='${pageURL}']`);

        if ($link.length === 0) {
            // Если ссылка не найдена, прокликиваем навигацию
            while ($(`a[href='${pageURL}']`).length === 0) {
                $(".PageNavNext").trigger("click");
            }
        }

        $(".currentPage").removeClass("currentPage");
        $(`a[href='${pageURL}']`).addClass("currentPage");
        updateURL(`/${pageURL}`);
    }

    async function loadNextPage() {
        if (isLoading) return;

        isLoading = true;
        currentPage++;

        const $messageList = $('.messageList');
        const $spinner = createLoadingSpinner();
        $messageList.append($spinner);

        try {
            const data = await XenForo.ajax(`/${currentPageURL}page-${currentPage}`, {});
            const parser = new DOMParser();
            const doc = parser.parseFromString(data.templateHtml, 'text/html');
            const messages = $(doc).find('li.message');

            $spinner.remove();
            $messageList.append(messages).xfActivate();
            updateCurrentPageLink(currentPage);
        } catch (error) {
            console.error('Ошибка загрузки страницы:', error);
            $spinner.remove();
            currentPage--; // Откатываем счетчик при ошибке
        } finally {
            isLoading = false;
        }
    }

    function handleScroll() {
        const documentHeight = $(document).height();
        const scrollPosition = $(window).scrollTop();
        const windowHeight = $(window).height();

        const isMobile = screen.width <= MOBILE_WIDTH;
        const threshold = isMobile ? SCROLL_THRESHOLD_MOBILE : SCROLL_THRESHOLD_DESKTOP;

        if (scrollPosition + windowHeight >= documentHeight - threshold) {
            if (currentPage < lastPage && !isLoading) {
                loadNextPage();
            }
        }
    }

    function debounce(func, wait) {
        let timeout;
        return function executedFunction(...args) {
            const later = () => {
                clearTimeout(timeout);
                func(...args);
            };
            clearTimeout(timeout);
            timeout = setTimeout(later, wait);
        };
    }

    document.addEventListener("DOMContentLoaded", () => {
        initialize();
        checkURLChange();

        $(window).on('scroll', debounce(handleScroll, 100));
    });
})();