GitHub有趣项目推荐（一）

  import fs from 'fs'
  import path from 'path'
  import matter from 'gray-matter'
  import { Album } from '@/types/album'
  
  const albumsDirectory = path.join(process.cwd(), 'src/content/albums')
  // 保证非法日期不会抛 RangeError
  function safeISO(v: any) {
    const d = new Date(v)
    return Number.isNaN(d.getTime()) ? new Date().toISOString() : d.toISOString()
  }
  
  export function getAllAlbums(): Album[] {
    const fileNames = fs.readdirSync(albumsDirectory)
    return fileNames.map((fileName) => {
      const id = fileName.replace(/\\.md$/, '')
      const fullPath = path.join(albumsDirectory, fileName)
      const fileContents = fs.readFileSync(fullPath, 'utf8')
      const matterResult = matter(fileContents)
  
      const date = matterResult.data.date
        ? safeISO(matterResult.data.date).split('T')[0]
        : ''
  
      // 确保所有图片路径都以 '/' 开头
      const images = matterResult.content
        .split('\\n')
        .filter(Boolean)
        .map(line => {
          const imagePath = line.trim().replace('- ', '')
          return imagePath.startsWith('/') ? imagePath : `/${imagePath}`
        })
  
      // 确保封面图片路径也以 '/' 开头
      const coverImage = matterResult.data.coverImage
        ? matterResult.data.coverImage.startsWith('/')
          ? matterResult.data.coverImage
          : `/${matterResult.data.coverImage}`
        : ''
  
      return {
        id,
        name: matterResult.data.name || '',
        date,
        description: matterResult.data.description || '',
        coverImage,
        images,
      }
    })
  }
  
  export function getAlbumById(id: string): Album | undefined {
    const albums = getAllAlbums()
    return albums.find(album => album.id === id)
  }
  
  export function searchAlbums(query: string): Album[] {
    const albums = getAllAlbums()
    return albums.filter(album => 
      album.name.toLowerCase().includes(query.toLowerCase()) ||
      album.description.toLowerCase().includes(query.toLowerCase())
    )
  }