types/tag: make orderable

src/common/types/tag.rs

@@ -1,78 +1,87 @@
 use serde::{Deserialize, Serialize};
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Serialize, Deserialize)]
 pub enum Tag {
-    /// The artist name. Its meaning is not well-defined; see “composer” and “performer” for more specific tags.
-    Artist(String),
-    /// Same as artist, but for sorting. This usually omits prefixes such as “The”.
-    ArtistSort(String),
     /// The album name.
     Album(String),
     /// Same as album, but for sorting.
     AlbumSort(String),
+
     /// On multi-artist albums, this is the artist name which shall be used for the whole album. The exact meaning of this tag is not well-defined.
     AlbumArtist(String),
     /// Same as albumartist, but for sorting.
     AlbumArtistSort(String),
-    /// The song title.
-    Title(String),
-    /// Same as title, but for sorting.
-    TitleSort(String),
-    /// The decimal track number within the album.
-    Track(String),
-    /// A name for this song. This is not the song title. The exact meaning of this tag is not well-defined. It is often used by badly configured internet radio stations with broken tags to squeeze both the artist name and the song title in one tag.
-    Name(String),
-    /// The music genre.
-    Genre(String),
-    /// The mood of the audio with a few keywords.
-    Mood(String),
-    /// The song's release date. This is usually a 4-digit year.
-    Date(String),
-    /// The song's original release date.
-    OriginalDate(String),
+
+    /// The artist name. Its meaning is not well-defined; see “composer” and “performer” for more specific tags.
+    Artist(String),
+    /// Same as artist, but for sorting. This usually omits prefixes such as “The”.
+    ArtistSort(String),
+
+    /// A human-readable comment about this song. The exact meaning of this tag is not well-defined.
+    Comment(String),
+
     /// The artist who composed the song.
     Composer(String),
     /// Same as composer, but for sorting.
     ComposerSort(String),
-    /// The artist who performed the song.
-    Performer(String),
+
     /// The conductor who conducted the song.
     Conductor(String),
-    /// “a work is a distinct intellectual or artistic creation, which can be expressed in the form of one or more audio recordings”
-    Work(String),
+    /// The song's release date. This is usually a 4-digit year.
+    Date(String),
+    /// The decimal disc number in a multi-disc album.
+    Disc(String),
     /// The ensemble performing this song, e.g. “Wiener Philharmoniker”.
     Ensemble(String),
+    /// The music genre.
+    Genre(String),
+    /// “used if the sound belongs to a larger category of sounds/music” (from the IDv2.4.0 TIT1 description).
+    Grouping(String),
+    /// The name of the label or publisher.
+    Label(String),
+    /// Location of the recording, e.g. “Royal Albert Hall”.
+    Location(String),
+    /// The mood of the audio with a few keywords.
+    Mood(String),
     /// Name of the movement, e.g. “Andante con moto”.
     Movement(String),
     /// Movement number, e.g. “2” or “II”.
     MovementNumber(String),
-    /// If this tag is set to “1” players supporting this tag will display the work, movement, and movementnumber` instead of the track title.
-    ShowMovement(String),
-    /// Location of the recording, e.g. “Royal Albert Hall”.
-    Location(String),
-    /// “used if the sound belongs to a larger category of sounds/music” (from the IDv2.4.0 TIT1 description).
-    Grouping(String),
-    /// A human-readable comment about this song. The exact meaning of this tag is not well-defined.
-    Comment(String),
-    /// The decimal disc number in a multi-disc album.
-    Disc(String),
-    /// The name of the label or publisher.
-    Label(String),
-    /// The artist id in the MusicBrainz database.
-    MusicBrainzArtistId(String),
-    /// The album id in the MusicBrainz database.
-    MusicBrainzAlbumId(String),
+
     /// The album artist id in the MusicBrainz database.
     MusicBrainzAlbumArtistId(String),
-    /// The track id in the MusicBrainz database.
-    MusicBrainzTrackId(String),
+    /// The album id in the MusicBrainz database.
+    MusicBrainzAlbumId(String),
+    /// The artist id in the MusicBrainz database.
+    MusicBrainzArtistId(String),
     /// The release group id in the MusicBrainz database.
     MusicBrainzReleaseGroupId(String),
     /// The release track id in the MusicBrainz database.
     MusicBrainzReleaseTrackId(String),
+    /// The track id in the MusicBrainz database.
+    MusicBrainzTrackId(String),
     /// The work id in the MusicBrainz database.
     MusicBrainzWorkId(String),
 
+    /// A name for this song. This is not the song title. The exact meaning of this tag is not well-defined. It is often used by badly configured internet radio stations with broken tags to squeeze both the artist name and the song title in one tag.
+    Name(String),
+    /// The song's original release date.
+    OriginalDate(String),
+    /// The artist who performed the song.
+    Performer(String),
+    /// If this tag is set to “1” players supporting this tag will display the work, movement, and movementnumber` instead of the track title.
+    ShowMovement(String),
+
+    /// The song title.
+    Title(String),
+    /// Same as title, but for sorting.
+    TitleSort(String),
+
+    /// The decimal track number within the album.
+    Track(String),
+    /// “a work is a distinct intellectual or artistic creation, which can be expressed in the form of one or more audio recordings”
+    Work(String),
+
     /// Other tags not covered by the above
     Other(String, String),
 }