126 lines
3.8 KiB
TypeScript
126 lines
3.8 KiB
TypeScript
import fs from 'fs';
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import path from 'path';
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import matter from 'gray-matter';
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import { Locale } from './i18n';
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export interface NewsArticle {
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id: string;
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title: string;
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category: string;
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date: string;
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excerpt: string;
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author: string;
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readTime: string;
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tags: string[];
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featured: boolean;
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content: string;
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locale: Locale;
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}
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const DOCS_PATH = path.join(process.cwd(), 'docs', 'news');
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export async function getNewsArticle(id: string, locale: Locale): Promise<NewsArticle | null> {
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try {
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const filePath = path.join(DOCS_PATH, locale, `${id}.md`);
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if (!fs.existsSync(filePath)) {
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return null;
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}
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const fileContents = fs.readFileSync(filePath, 'utf8');
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const { data, content } = matter(fileContents);
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return {
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id,
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title: data.title,
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category: data.category,
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date: data.date,
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excerpt: data.excerpt,
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author: data.author,
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readTime: data.readTime,
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tags: data.tags || [],
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featured: data.featured || false,
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content,
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locale,
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};
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} catch (error) {
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console.error(`Error reading article ${id} for locale ${locale}:`, error);
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return null;
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}
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}
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export async function getAllNewsArticles(locale: Locale): Promise<NewsArticle[]> {
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try {
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const articlesDir = path.join(DOCS_PATH, locale);
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if (!fs.existsSync(articlesDir)) {
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return [];
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}
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const filenames = fs.readdirSync(articlesDir);
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const articles: NewsArticle[] = [];
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for (const filename of filenames) {
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if (filename.endsWith('.md')) {
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const id = filename.replace(/\.md$/, '');
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const article = await getNewsArticle(id, locale);
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if (article) {
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articles.push(article);
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}
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}
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}
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// Sort by date (newest first)
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// Handle Chinese date format (e.g., "2024年1月15日")
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const parseChineseDate = (dateStr: string): Date => {
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// Try to parse Chinese date format first
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const chineseDateMatch = dateStr.match(/(\d{4})年(\d{1,2})月(\d{1,2})日/);
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if (chineseDateMatch) {
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const [, year, month, day] = chineseDateMatch;
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return new Date(parseInt(year), parseInt(month) - 1, parseInt(day));
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}
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// Fallback to regular Date parsing
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return new Date(dateStr);
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};
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return articles.sort((a, b) => {
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const dateA = parseChineseDate(a.date);
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const dateB = parseChineseDate(b.date);
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return dateB.getTime() - dateA.getTime();
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});
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} catch (error) {
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console.error(`Error reading articles for locale ${locale}:`, error);
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return [];
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}
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}
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export async function getAvailableLocalesForArticle(id: string): Promise<Locale[]> {
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const availableLocales: Locale[] = [];
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const locales: Locale[] = ['zh-CN', 'zh-TW', 'en'];
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for (const locale of locales) {
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const filePath = path.join(DOCS_PATH, locale, `${id}.md`);
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if (fs.existsSync(filePath)) {
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availableLocales.push(locale);
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}
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}
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return availableLocales;
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}
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export function checkArticleExists(id: string, locale: Locale): boolean {
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const filePath = path.join(DOCS_PATH, locale, `${id}.md`);
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return fs.existsSync(filePath);
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}
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/**
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* 获取最新的新闻文章（用于首页显示）
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* @param locale 语言
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* @param limit 限制文章数量，默认为3
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* @returns 最新的新闻文章数组
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*/
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export async function getLatestNewsArticles(locale: Locale, limit: number = 3): Promise<NewsArticle[]> {
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const allArticles = await getAllNewsArticles(locale);
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return allArticles.slice(0, limit);
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}
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