class="admin-dashboard">
各类电子产品，包括智能设备、数码产品等
包含产品：15
各类服装产品，包括男装、女装、童装等
包含产品：28
各类家居用品，包括厨房用品、卧室用品等
包含产品：22
// 产品中心下拉菜单初始化
function initProductsDropdown() {
const productsDropdown = document.querySelector('.navbar .dropdown:has(#products-column-title)');
if (!productsDropdown) return;
const dropdown = productsDropdown;
const secondaryItems = dropdown.querySelectorAll('.dropdown-secondary-item');
const previewImg = document.getElementById('products-preview-img');
const previewTitle = document.getElementById('products-preview-title');
const previewDesc = document.getElementById('products-preview-desc');
const previewLink = document.getElementById('products-preview-link');
const columnTitle = document.getElementById('products-column-title');
const itemsPrefix = 'products-';
// 鼠标进入/离开事件
dropdown.addEventListener('mouseenter', function() {
dropdown.classList.add('active');
});
dropdown.addEventListener('mouseleave', function() {
setTimeout(() => {
if (!dropdown.matches(':hover')) {
dropdown.classList.remove('active');
}
}, 100);
});
// 二级菜单切换
secondaryItems.forEach(secondary => {
secondary.addEventListener('mouseenter', function() {
secondaryItems.forEach(s => s.classList.remove('active'));
this.classList.add('active');
const category = this.dataset.category;
const allItemGroups = dropdown.querySelectorAll('[id^="' + itemsPrefix + '"]');
allItemGroups.forEach(group => group.style.display = 'none');
const activeGroup = dropdown.querySelector('#' + itemsPrefix + category + '-items');
if (activeGroup) {
activeGroup.style.display = 'block';
}
if (columnTitle) {
columnTitle.textContent = this.textContent;
}
const firstItem = activeGroup?.querySelector('.dropdown-item');
if (firstItem) {
const imgSrc = firstItem.dataset.previewImg;
const title = firstItem.dataset.previewTitle;
const desc = firstItem.dataset.previewDesc;
const link = firstItem.dataset.previewLink;
if (imgSrc) previewImg.src = imgSrc;
if (title) previewTitle.textContent = title;
if (desc) previewDesc.textContent = desc;
if (link) previewLink.href = link;
}
});
});
// 三级菜单预览
const allDropdownItems = dropdown.querySelectorAll('.dropdown-item');
allDropdownItems.forEach(item => {
item.addEventListener('mouseenter', function() {
allDropdownItems.forEach(i => i.classList.remove('active'));
this.classList.add('active');
const imgSrc = this.dataset.previewImg;
const title = this.dataset.previewTitle;
const desc = this.dataset.previewDesc;
const link = this.dataset.previewLink;
if (imgSrc) previewImg.src = imgSrc;
if (title) previewTitle.textContent = title;
if (desc) previewDesc.textContent = desc;
if (link) previewLink.href = link;
});
});
}
// DOM加载完成后初始化
document.addEventListener('DOMContentLoaded', function() {
initProductsDropdown();
});
