Add POPM for ID3v2 & FLAC tag

deemix/settings.js

@@ -89,6 +89,7 @@ const DEFAULTS = {
     composer: false,
     involvedPeople: false,
     source: false,
+    rating: false,
     savePlaylistAsCompilation: false,
     useNullSeparator: false,
     saveID3v1: true,

deemix/tagger.js

@@ -112,6 +112,14 @@ function tagID3(path, track, save){
     })
   }
 
+  if (save.rating) {
+    let rank = (track.rank / 10000) * 2.55;
+    rank = rank > 255 ? 255 : Math.round(rank);
+    tag.setFrame('POPM', {
+      rating: rank
+    })
+  }
+
   if (save.cover && track.album.embeddedCoverPath){
     const coverArrayBuffer = fs.readFileSync(track.album.embeddedCoverPath)
     if (coverArrayBuffer.length != 0){
@@ -218,6 +226,11 @@ function tagFLAC(path, track, save){
     flac.setTag(`SOURCEID=${track.id}`)
   }
 
+  if (save.rating) {
+    let rank = Math.round(track.rank / 10000);
+    flac.setTag(`RATING=${rank}`)
+  }
+
   if (save.cover && track.album.embeddedCoverPath){
     let picture = fs.readFileSync(track.album.embeddedCoverPath)
     if (picture.length != 0) flac.importPicture(picture)

deemix/types/Track.js

@@ -223,6 +223,7 @@ class Track {
     this.ISRC = trackAPI_gw.ISRC
     this.trackNumber = trackAPI_gw.TRACK_NUMBER
     this.contributors = trackAPI_gw.SNG_CONTRIBUTORS
+    this.rank = trackAPI_gw.RANK_SNG
 
     this.lyrics = new Lyrics(trackAPI_gw.LYRICS_ID || "0")