// Jellyfin REST API client.

export function createJellyfinClient(baseUrl, apiKey) {
  const headers = {
    'Authorization': `MediaBrowser Token="${apiKey}", Client="Bordanlage", Device="Dashboard", DeviceId="bordanlage-1", Version="1.0"`,
    'Content-Type': 'application/json',
  }

  async function get(path) {
    const res = await fetch(`${baseUrl}${path}`, { headers })
    if (!res.ok) throw new Error(`Jellyfin ${res.status}: ${path}`)
    return res.json()
  }

  return {
    async getArtists() {
      return get('/Artists?SortBy=SortName&SortOrder=Ascending&IncludeItemTypes=Audio&Recursive=true')
    },
    async getAlbums(artistId) {
      const q = artistId ? `&ArtistIds=${artistId}` : ''
      return get(`/Items?SortBy=SortName&IncludeItemTypes=MusicAlbum&Recursive=true${q}`)
    },
    async getTracks(albumId) {
      return get(`/Items?ParentId=${albumId}&IncludeItemTypes=Audio&SortBy=IndexNumber`)
    },
    async search(query) {
      return get(`/Items?SearchTerm=${encodeURIComponent(query)}&IncludeItemTypes=Audio,MusicAlbum,MusicArtist&Recursive=true&Limit=20`)
    },
    getStreamUrl(itemId) {
      return `${baseUrl}/Audio/${itemId}/stream?static=true&api_key=${apiKey}`
    },
    getImageUrl(itemId, type = 'Primary') {
      return `${baseUrl}/Items/${itemId}/Images/${type}?api_key=${apiKey}`
    }
  }
}