241 lines
10 KiB
JavaScript
241 lines
10 KiB
JavaScript
"use client";
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import { useEffect, useState } from "react";
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import { Swiper, SwiperSlide } from "swiper/react";
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import { Navigation, Pagination } from "swiper/modules";
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import Link from "next/link";
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import Image from "next/image";
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export default function PageItems({ page_slug = "", page_size = 8, columns = 4 }) {
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const [posts, setPosts] = useState([]);
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const [currentPage, setCurrentPage] = useState(1);
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const [totalPages, setTotalPages] = useState(1);
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const [loading, setLoading] = useState(false);
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// 静态映射，避免 Tailwind JIT 无法识别动态类名
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const colClass = {
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1: "lg:grid-cols-1",
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2: "lg:grid-cols-2",
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3: "lg:grid-cols-3",
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4: "lg:grid-cols-4",
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5: "lg:grid-cols-5",
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6: "lg:grid-cols-6",
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}[columns] || "lg:grid-cols-4";
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useEffect(() => {
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async function fetchData() {
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setLoading(true);
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try {
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const res = await fetch("/api/get-page-data", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ slug_list: [page_slug], page: currentPage, page_size }),
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});
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const json = await res.json();
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if (Array.isArray(json.data)) {
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setPosts(json.data);
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setTotalPages(Math.ceil((json.total || 0) / page_size));
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} else {
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setPosts([]);
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setTotalPages(1);
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}
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} catch (e) {
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setPosts([]);
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setTotalPages(1);
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}
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setLoading(false);
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}
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fetchData();
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}, [currentPage, page_slug, page_size]);
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// 分页控件
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function PaginationComp() {
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if (totalPages <= 1) return null;
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return (
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<nav className="flex justify-center mt-8" aria-label="pagination">
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<ul className="pagination flex gap-2">
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{Array.from({ length: totalPages }).map((_, idx) => (
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<li key={idx}>
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<button
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className={`px-3 py-1 rounded ${currentPage === idx + 1 ? "bg-blue-600 text-white" : "bg-gray-100 text-gray-700"}`}
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onClick={() => setCurrentPage(idx + 1)}
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disabled={currentPage === idx + 1}
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>
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{idx + 1}
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</button>
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</li>
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))}
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</ul>
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</nav>
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);
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}
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// 渲染卡片内容（只返回图片部分，结构在下方article里）
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function renderCardImage(post, idx) {
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// 多图轮播
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if (Array.isArray(post.images) && post.images.length > 1) {
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return (
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<Swiper
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className="swiper"
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modules={[Navigation, Pagination]}
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pagination={{ clickable: true, el: `.spdb${idx}` }}
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navigation={{ prevEl: `.snbpb${idx}`, nextEl: `.snbnb${idx}` }}
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>
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{post.images.map((img, i) => (
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<SwiperSlide key={i} className="swiper-slide">
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<Image
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className="!transition-all !duration-[0.35s] !ease-in-out group-hover:scale-105 w-full h-auto"
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alt={post.title || "image"}
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src={img}
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width={960}
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height={600}
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/>
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</SwiperSlide>
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))}
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</Swiper>
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);
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}
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// 视频
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if (post.video_src || post.videoId) {
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if (post.video_src && (post.video_src.endsWith('.mp4') || post.video_src.startsWith('/files/'))) {
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return (
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<video controls className="w-full h-56 rounded-xl object-cover">
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<source src={post.video_src} type="video/mp4" />
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您的浏览器不支持视频播放。
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</video>
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);
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}
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const vid = post.videoId || (post.video_src && post.video_src.includes('youtube') ? post.video_src.split('embed/')[1] : null);
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if (vid) {
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return (
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<iframe
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className="w-full h-56 rounded-xl"
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src={`https://www.youtube.com/embed/${vid}`}
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title="YouTube video"
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allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
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allowFullScreen
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/>
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);
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}
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}
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// 单图
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const img = post.image || (Array.isArray(post.images) && post.images[0]);
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if (img) {
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return (
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<Image
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className="!transition-all !duration-[0.35s] !ease-in-out group-hover:scale-105 w-full h-auto"
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alt={post.title || "image"}
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src={img}
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width={960}
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height={600}
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/>
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);
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}
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return null;
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}
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function getSummary(text, maxLen = 100) {
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if (!text) return "";
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// 中文：直接按字符截断
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if (/[\u4e00-\u9fa5]/.test(text)) {
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return text.length > maxLen ? text.slice(0, maxLen) + "..." : text;
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}
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// 英文：按字符截断，但不截断单词
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if (text.length <= maxLen) return text;
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let cut = text.slice(0, maxLen);
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// 如果最后一个字符不是空格，向前找到最近的空格
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if (!/\s/.test(text[maxLen])) {
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const lastSpace = cut.lastIndexOf(" ");
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if (lastSpace > 0) cut = cut.slice(0, lastSpace);
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}
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return cut + "...";
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}
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return (
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<div className="xl:w-10/12 lg:w-10/12 w-full flex-[0_0_auto] !px-[15px] max-w-full !mx-auto my-[150px]">
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<div
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className={`blog classic-view grid grid-cols-1 sm:grid-cols-2 ${colClass} gap-6`}
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>
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{loading ? (
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<div className="col-span-4 text-center py-12 text-gray-400">加载中...</div>
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) : posts.length === 0 ? (
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<div className="col-span-4 text-center py-12 text-gray-400">暂无数据</div>
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) : (
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posts.map((post, idx) => (
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<article key={post.slug || post.id || idx} className="post !mb-8">
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<div className="card">
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{/* 图片/轮播/视频部分 */}
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<figure className="card-img-top overlay overlay-1 hover-scale group">
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<Link href={post.slug ? `/${page_slug}/${post.slug}` : "#"} className="block relative">
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{renderCardImage(post, idx)}
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<span className="bg"></span>
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<figcaption className="group-hover:opacity-100 absolute w-full h-full opacity-0 text-center px-4 py-3 inset-0 z-[5] pointer-events-none p-2">
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<h5 className="from-top !mb-0 absolute w-full translate-y-[-80%] p-[.75rem_1rem] left-0 top-2/4">
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Read More
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</h5>
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</figcaption>
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</Link>
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</figure>
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{/* 文字内容 */}
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<div className="card-body flex-[1_1_auto] p-[40px] xl:!p-[2rem_2.5rem_1.25rem] lg:!p-[2rem_2.5rem_1.25rem] md:!p-[2rem_2.5rem_1.25rem] max-md:pb-4">
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<div className="post-header !mb-[.9rem]">
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<div className="inline-flex !mb-[.4rem] uppercase !tracking-[0.02rem] text-[0.7rem] font-bold !text-[#aab0bc] relative align-top !pl-[1.4rem] before:content-[''] before:absolute before:inline-block before:translate-y-[-60%] before:w-3 before:h-[0.05rem] before:left-0 before:top-2/4 before:bg-[#3f78e0]">
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<a href={`/${page_slug}`} className="hover" rel="category">
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{post.category || ""}
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</a>
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</div>
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<h2 className="post-title !mt-1 !leading-[1.35] !mb-0">
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<Link
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className="!text-[#343f52] hover:!text-[#3f78e0]"
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href={post.slug ? `/${page_slug}/${post.slug}` : "#"}
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>
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{post.title}
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</Link>
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</h2>
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</div>
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<div className="!relative">
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<p>{getSummary(post.subtitle)}</p>
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</div>
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</div>
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{/* 底部信息 */}
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<div className="card-footer xl:!p-[1.25rem_2.5rem_1.25rem] lg:!p-[1.25rem_2.5rem_1.25rem] md:!p-[1.25rem_2.5rem_1.25rem] p-[18px_40px]">
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<ul className="!text-[0.7rem] !text-[#aab0bc] m-0 p-0 list-none flex !mb-0">
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<li className="post-date inline-block">
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<i className="uil uil-calendar-alt pr-[0.2rem] align-[-.05rem] before:content-['\\e9ba']" />
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<span>{post.date || post.published_at || ""}</span>
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</li>
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{post.author && (
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<li className="post-author inline-block before:content-[''] before:inline-block before:w-[0.2rem] before:h-[0.2rem] before:opacity-50 before:m-[0_.6rem_0] before:rounded-[100%] before:align-[.15rem] before:bg-[#aab0bc]">
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<a className="!text-[#aab0bc] hover:!text-[#3f78e0] hover:!border-[#3f78e0]" href="#">
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<i className="uil uil-user pr-[0.2rem] align-[-.05rem] before:content-['\\ed6f']" />
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<span>{post.author}</span>
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</a>
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</li>
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)}
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{typeof post.comments === 'number' && (
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<li className="post-comments inline-block before:content-[''] before:inline-block before:w-[0.2rem] before:h-[0.2rem] before:opacity-50 before:m-[0_.6rem_0] before:rounded-[100%] before:align-[.15rem] before:bg-[#aab0bc]">
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<a className="!text-[#aab0bc] hover:!text-[#3f78e0] hover:!border-[#3f78e0]" href="#">
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<i className="uil uil-comment pr-[0.2rem] align-[-.05rem] before:content-['\\ea54']" />
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{post.comments}
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</a>
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</li>
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)}
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{typeof post.likes === 'number' && (
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<li className="post-likes !ml-auto inline-block">
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<a className="!text-[#aab0bc] hover:!text-[#3f78e0] hover:!border-[#3f78e0]" href="#">
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<i className="uil uil-heart-alt pr-[0.2rem] align-[-.05rem] before:content-['\\eb60']" />
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{post.likes}
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</a>
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</li>
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)}
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</ul>
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</div>
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</div>
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</article>
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))
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)}
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</div>
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<PaginationComp />
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</div>
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);
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}
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