sync playlists between spotify and navidrome

internal/playlist/navidrome.go

@@ -28,6 +28,7 @@ type NavidromePlaylist struct {
 }
 
 type NavidromeTrack struct {
+	ID              string  `json:"id"` // position ID within the playlist or id of the song. See MediaFileID
 	Title           string  `json:"title"`
 	Artist          string  `json:"artist"`
 	ArtistID        string  `json:"artistId"`
@@ -65,7 +66,6 @@ type NavidromeTrack struct {
 type NavidromePlaylistTrack struct {
 	NavidromeTrack
 
-	ID          string `json:"id"`          // position ID within the playlist
 	MediaFileID string `json:"mediaFileId"` // the actual song ID
 }
 
@@ -168,6 +168,25 @@ func (c *NavidromeClient) getPlaylistTracks(playlistID string) ([]NavidromePlayl
 	return tracks, nil
 }
 
+func (c *NavidromeClient) GetSongBySpotifyID(spotifyID string) ([]NavidromeTrack, error) {
+	// https://navi.kapelle.org/api/song?_end=100&_order=ASC&_sort=title&_start=0&spotifyid=0NhcaHA0cyJyhk3g8tUsZP&missing=false
+	params := url.Values{
+		"spotifyid": {spotifyID},
+	}
+	var songs []NavidromeTrack
+	err := c.getList("/api/song", params, &songs)
+	if err != nil {
+		return nil, err
+	}
+
+	return songs, nil
+}
+
+func (c *NavidromeClient) AddTracks(playlistID string, songIDs []string) error {
+	body := map[string]interface{}{"ids": songIDs}
+	return c.request(http.MethodPost, "/api/playlist/"+playlistID+"/tracks", body, nil)
+}
+
 func (c *NavidromeClient) getList(path string, extra url.Values, dest any) error {
 	const pageSize = 500
 	var all []json.RawMessage
@@ -207,7 +226,7 @@ func (c *NavidromeClient) getList(path string, extra url.Values, dest any) error
 	return json.Unmarshal(merged, dest)
 }
 
-func (c *NavidromeClient) request(method, path string, body interface{}, dest interface{}) error {
+func (c *NavidromeClient) request(method, path string, body any, dest any) error {
 	httpResp, err := c.do(method, path, body)
 	if err != nil {
 		return err