mirror of
https://github.com/claradex/nativegallery.git
synced 2025-06-06 14:26:58 +03:00
258 lines
8.1 KiB
JavaScript
258 lines
8.1 KiB
JavaScript
document.addEventListener("DOMContentLoaded", () => {
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const DEBUG = true;
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const cache = new Map();
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const CACHE_TTL = 300000; // 5 минут
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let loadingTimeout;
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const loadedScriptSrcs = new Set();
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function reloadExternalScripts(doc) {
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const scripts = Array.from(doc.querySelectorAll("script[src]"));
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const loadedUrls = new Set(Array.from(document.scripts).map((s) => s.src));
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// Загрузка скриптов последовательно
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const loadScript = (index) => {
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if (index >= scripts.length) return;
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const script = scripts[index];
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const src = script.src;
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if (!loadedUrls.has(src)) {
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const newScript = document.createElement("script");
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newScript.src = src;
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newScript.async = false; // Важно для порядка
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// Копируем все атрибуты
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Array.from(script.attributes).forEach((attr) => {
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newScript.setAttribute(attr.name, attr.value);
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});
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newScript.onload = () => {
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loadedUrls.add(src);
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loadScript(index + 1); // Следующий скрипт
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};
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newScript.onerror = () => {
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console.error(`Failed to load: ${src}`);
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loadScript(index + 1); // Продолжаем цепочку
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};
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document.body.appendChild(newScript);
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} else {
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loadScript(index + 1); // Пропускаем уже загруженный
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}
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};
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loadScript(0);
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}
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document.querySelectorAll("script[src]").forEach((script) => {
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const src = script.getAttribute("src");
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if (src) loadedScriptSrcs.add(src);
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});
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// Текущий путь страницы
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let lastPath = location.pathname;
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// Элементы интерфейса
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const loader = createLoader();
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const contentContainers = ["td.main", "#pmain"];
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initNavigation();
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function initNavigation() {
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document.body.addEventListener("click", handleClick);
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window.addEventListener("popstate", handlePopState);
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}
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function handleClick(e) {
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const link = e.target.closest("a");
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if (link && shouldIntercept(link)) {
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e.preventDefault();
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navigateTo(link.href);
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}
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}
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function handlePopState() {
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navigateTo(window.location.href, true);
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}
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function shouldIntercept(link) {
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try {
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const url = new URL(link.href);
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return (
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url.origin === location.origin && !link.dataset.noAjax && !link.hash
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);
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} catch {
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return false;
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}
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}
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async function navigateTo(url, isHistoryNavigation = false) {
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try {
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showLoader();
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window.commentsCleanup?.();
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delete window.commentsInitialized;
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const cached = cache.get(url);
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if (cached && Date.now() - cached.timestamp < CACHE_TTL) {
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updatePage(cached.html, url, isHistoryNavigation);
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return;
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}
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const html = await fetchContent(url);
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cache.set(url, { html, timestamp: Date.now() });
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updatePage(html, url, isHistoryNavigation);
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} catch (error) {
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console.error("Navigation error:", error);
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window.location.href = url;
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} finally {
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hideLoader();
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}
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}
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async function fetchContent(url) {
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const response = await fetch(url, {
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headers: { "X-Requested-With": "XMLHttpRequest" },
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});
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return await response.text();
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}
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function updatePage(html, url, isHistoryNavigation) {
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const doc = new DOMParser().parseFromString(html, "text/html");
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const newTitle = doc.title;
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const newPath = new URL(url).pathname;
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// Обновление контента
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contentContainers.forEach((selector) => {
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const container = document.querySelector(selector);
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const newContent = doc.querySelector(selector);
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if (container && newContent) {
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container.innerHTML = newContent.innerHTML;
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}
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});
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// Обновление pmain: добавление/удаление
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const currPmain = document.querySelector("#pmain");
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const newPmain = doc.querySelector("#pmain");
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if (!currPmain && newPmain) {
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document.body.appendChild(newPmain.cloneNode(true));
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} else if (currPmain && !newPmain) {
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currPmain.remove();
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}
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// Управление navbar и title-small
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const navbar = document.querySelector("#navbard");
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const titleSmall = document.querySelector("#title-small");
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const isPhoto = /\/photo\/\d+/.test(newPath);
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if (isPhoto) {
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if (navbar) navbar.style.display = "none";
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if (titleSmall) titleSmall.style.display = "";
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} else {
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if (navbar) navbar.style.display = "";
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if (titleSmall) titleSmall.style.display = "none";
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}
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// Обработка footer: удаляем дубликаты и ставим единственный в конец
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const footers = Array.from(document.querySelectorAll("footer"));
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if (footers.length > 1) footers.slice(1).forEach((f) => f.remove());
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const footer = document.querySelector("footer");
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if (footer) document.body.appendChild(footer);
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// Обработка td.footer: оставляем только один и помещаем внутрь таблицы в #pmain
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const tdFooters = Array.from(document.querySelectorAll("td.footer"));
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if (tdFooters.length > 1) tdFooters.slice(1).forEach((td) => td.remove());
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const singleTdFooter = document.querySelector("td.footer");
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if (singleTdFooter) {
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let tableWrapper = document.querySelector("#pmain table.footer-wrapper");
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if (!tableWrapper) {
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const tbl = document.createElement("table");
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tbl.className = "footer-wrapper";
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tbl.width = "100%";
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tbl.style.marginTop = "30px";
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const tbody = document.createElement("tbody");
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const tr = document.createElement("tr");
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tbody.appendChild(tr);
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tbl.appendChild(tbody);
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document.querySelector("#pmain").appendChild(tbl);
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tableWrapper = tbl;
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}
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const tr = tableWrapper.querySelector("tr");
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tr.innerHTML = "";
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tr.appendChild(singleTdFooter);
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}
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// Обновление истории
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if (!isHistoryNavigation) window.history.pushState({}, "", url);
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// Обновление title
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document.title = newTitle;
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// Перезагрузка inline-скриптов
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reloadExternalScripts(doc); // Только новые внешние скрипты
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reloadInlineScripts(); // Inline-скрипты, кроме Tracy // Инициализация логики
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// Прокрутка наверх
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window.scrollTo({ top: 0, behavior: "smooth" });
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lastPath = newPath;
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}
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const executedInlineScripts = new Set();
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function reloadInlineScripts() {
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document.querySelectorAll("script:not([src])").forEach((oldScript) => {
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const code = oldScript.textContent.trim();
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if (!code || /^Tracy\.Debug\.init/.test(code)) return;
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const hash = simpleHash(code);
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if (executedInlineScripts.has(hash)) return;
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const newScript = document.createElement("script");
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Array.from(oldScript.attributes).forEach((attr) =>
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newScript.setAttribute(attr.name, attr.value)
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);
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newScript.textContent = code;
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oldScript.parentNode.replaceChild(newScript, oldScript);
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executedInlineScripts.add(hash);
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});
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}
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function simpleHash(str) {
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let hash = 0;
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for (let i = 0; i < str.length; i++) {
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hash = (hash << 5) - hash + str.charCodeAt(i);
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hash |= 0; // Преобразование в 32-битное целое
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}
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return hash;
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}
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function createLoader() {
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const loader = document.createElement("div");
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loader.style = `
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position: fixed;
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top: 20px;
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right: 20px;
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padding: 15px;
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background: #fff;
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box-shadow: 0 2px 10px rgba(0,0,0,0.1);
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border-radius: 5px;
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display: none;
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z-index: 9999;
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`;
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loader.innerHTML = "🔄 Загрузка...";
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document.body.appendChild(loader);
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return loader;
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}
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function showLoader() {
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clearTimeout(loadingTimeout);
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loadingTimeout = setTimeout(() => (loader.style.display = "block"), 300);
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}
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function hideLoader() {
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clearTimeout(loadingTimeout);
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loader.style.display = "none";
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}
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});
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