修改新闻相关板块的图片比例

src/components/news/news-list.tsx

@@ -5,9 +5,12 @@ import { useEffect, useState } from "react";
 import type { NewsItem } from "@/data/news";
 import { getInitialLocale, getLocaleMessages, type Locale } from "@/lib/i18n";
 
+const ITEMS_PER_PAGE = 12;
+
 export function NewsList({ catalog }: { catalog: Record<Locale, NewsItem[]> }) {
   const [activeCategory, setActiveCategory] = useState<string | null>(null);
   const [locale, setLocale] = useState<Locale>("zh-CN");
+  const [currentPage, setCurrentPage] = useState(1);
   const messages = getLocaleMessages(locale);
   const news = catalog[locale];
 
@@ -21,11 +24,40 @@ export function NewsList({ catalog }: { catalog: Record<Locale, NewsItem[]> }) {
       window.removeEventListener("storage", syncLocale);
     };
   }, []);
+
+  useEffect(() => {
+    setCurrentPage(1);
+  }, [activeCategory]);
+
   const categories = Array.from(new Set(news.map((item) => item.category).filter(Boolean)));
   const visibleNews = activeCategory
     ? news.filter((item) => item.category === activeCategory)
     : news;
 
+  const totalPages = Math.ceil(visibleNews.length / ITEMS_PER_PAGE);
+  const startIndex = (currentPage - 1) * ITEMS_PER_PAGE;
+  const endIndex = startIndex + ITEMS_PER_PAGE;
+  const paginatedNews = visibleNews.slice(startIndex, endIndex);
+
+  const handlePrevious = () => {
+    if (currentPage > 1) {
+      setCurrentPage(currentPage - 1);
+      window.scrollTo({ top: 0, behavior: "smooth" });
+    }
+  };
+
+  const handleNext = () => {
+    if (currentPage < totalPages) {
+      setCurrentPage(currentPage + 1);
+      window.scrollTo({ top: 0, behavior: "smooth" });
+    }
+  };
+
+  const handlePageClick = (page: number) => {
+    setCurrentPage(page);
+    window.scrollTo({ top: 0, behavior: "smooth" });
+  };
+
   return (
     <>
       <div className="news-toolbar" aria-label="新闻筛选和布局控制">
@@ -54,7 +86,7 @@ export function NewsList({ catalog }: { catalog: Record<Locale, NewsItem[]> }) {
       </div>
 
       <div className="news-list-grid">
-        {visibleNews.map((item) => (
+        {paginatedNews.map((item) => (
           <article key={item.id} className="news-list-card">
             <Link href={item.href} className="news-list-link">
               <div className="news-list-cover" style={{ backgroundImage: `url(${item.cover})` }} />
@@ -67,6 +99,44 @@ export function NewsList({ catalog }: { catalog: Record<Locale, NewsItem[]> }) {
           </article>
         ))}
       </div>
+
+      {totalPages > 1 && (
+        <div className="news-pagination">
+          <button
+            type="button"
+            className="news-pagination-button"
+            onClick={handlePrevious}
+            disabled={currentPage === 1}
+            aria-label="上一页"
+          >
+            ←
+          </button>
+
+          {Array.from({ length: totalPages }, (_, i) => i + 1).map((page) => (
+            <button
+              key={page}
+              type="button"
+              className={`news-pagination-button${currentPage === page ? " active" : ""}`}
+              onClick={() => handlePageClick(page)}
+              aria-label={`第 ${page} 页`}
+              aria-current={currentPage === page ? "page" : undefined}
+            >
+              {page}
+            </button>
+          ))}
+
+          <button
+            type="button"
+            className="news-pagination-button"
+            onClick={handleNext}
+            disabled={currentPage === totalPages}
+            aria-label="下一页"
+          >
+            →
+          </button>
+        </div>
+      )}
     </>
   );
 }
+