import { MetadataRoute } from 'next'

export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
  const baseUrl = 'https://www.disciples-church.com'
  
  // 정적 페이지들
  const staticPages = [
    {
      url: baseUrl,
      lastModified: new Date(),
      changeFrequency: 'weekly' as const,
      priority: 1,
    },
    // 교회 소개
    {
      url: `${baseUrl}/greeting`,
      lastModified: new Date(),
      changeFrequency: 'monthly' as const,
      priority: 0.8,
    },
    {
      url: `${baseUrl}/vision`,
      lastModified: new Date(),
      changeFrequency: 'monthly' as const,
      priority: 0.8,
    },
    {
      url: `${baseUrl}/leaders`,
      lastModified: new Date(),
      changeFrequency: 'monthly' as const,
      priority: 0.7,
    },
    {
      url: `${baseUrl}/directions`,
      lastModified: new Date(),
      changeFrequency: 'monthly' as const,
      priority: 0.7,
    },
    // 예배
    {
      url: `${baseUrl}/worship`,
      lastModified: new Date(),
      changeFrequency: 'weekly' as const,
      priority: 0.9,
    },
    // 다음세대
    {
      url: `${baseUrl}/generation`,
      lastModified: new Date(),
      changeFrequency: 'monthly' as const,
      priority: 0.8,
    },
    // 제자화
    {
      url: `${baseUrl}/system`,
      lastModified: new Date(),
      changeFrequency: 'monthly' as const,
      priority: 0.8,
    },
    // 선교
    {
      url: `${baseUrl}/mission`,
      lastModified: new Date(),
      changeFrequency: 'monthly' as const,
      priority: 0.8,
    },
    // 소식
    {
      url: `${baseUrl}/announcements`,
      lastModified: new Date(),
      changeFrequency: 'daily' as const,
      priority: 0.9,
    },
    {
      url: `${baseUrl}/gallery`,
      lastModified: new Date(),
      changeFrequency: 'weekly' as const,
      priority: 0.7,
    },
  ]

  // 동적 페이지들 (공지사항, 갤러리 등)을 여기에 추가할 수 있습니다
  // 예시:
  // const announcements = await fetchAnnouncements()
  // const announcementPages = announcements.map((announcement) => ({
  //   url: `${baseUrl}/announcements/${announcement.id}`,
  //   lastModified: announcement.updatedAt,
  //   changeFrequency: 'weekly' as const,
  //   priority: 0.6,
  // }))

  return [...staticPages]
}