debug

code/public/template/default/js/common.js

@@ -55,6 +55,44 @@ function isMobile() {
     return /Android|iPhone|iPad|iPod|Windows Phone/i.test(navigator.userAgent);
 }
 
+// 懒加载
+document.addEventListener("DOMContentLoaded", function () {
+    // 通用懒加载函数
+    function lazyLoad(elements, callback) {
+        const observer = new IntersectionObserver((entries, observer) => {
+            entries.forEach(entry => {
+                if (entry.isIntersecting) {
+                    const element = entry.target;
+                    callback(element); // 执行懒加载逻辑
+                    observer.unobserve(element); // 停止观察
+                }
+            });
+        });
+
+        elements.forEach(element => observer.observe(element));
+    }
+
+    // 背景封面懒加载
+    const lazyBackgrounds = document.querySelectorAll(".lazyload-bg");
+    lazyLoad(lazyBackgrounds, (element) => {
+        const src = element.getAttribute("data-src");
+        if (src) {
+            element.style.backgroundImage = `url(${src})`;
+            element.classList.remove("lazyload-bg");
+        }
+    });
+
+    // 章节图片懒加载
+    const lazyImages = document.querySelectorAll(".lazyload-img");
+    lazyLoad(lazyImages, (element) => {
+        const src = element.getAttribute("data-src");
+        if (src) {
+            element.setAttribute("src", src);
+            element.classList.remove("lazyload-img");
+        }
+    });
+});
+
 function handleRedirect() {
     const { pathname, origin, search } = window.location;