feat: scan media store for pairing

This commit is contained in:
2026-05-24 06:47:10 +02:00
parent eb61437f34
commit 4315944733
8 changed files with 327 additions and 135 deletions

View File

@@ -13,6 +13,7 @@ import at.lockstep.player.util.AudioUriValidator
import at.lockstep.player.playback.TrackBoundaryEvent
import at.lockstep.player.util.BeatAnnotationStorage
import at.lockstep.player.util.FolderMp3Scanner
import at.lockstep.player.util.MediaStoreMp3Scanner
import at.lockstep.player.util.Mp3EmbeddedMetadata
import at.lockstep.player.util.Mp3FolderCandidate
import at.lockstep.player.util.TrackFileMatching
@@ -293,25 +294,7 @@ class LockstepViewModel(
}
val tracks = loadJukeboxTracksEnsuringDetail(playlistId)
val withId = tracks.count { !it.trackId.isNullOrBlank() }
val withTitle = tracks.count { !it.trackName.isNullOrBlank() }
val withArtist = tracks.count { !it.artistName.isNullOrBlank() }
Log.d(
TAG,
"jukebox DB rows for playlist: total=${tracks.size} withSpotifyTrackId=$withId " +
"withTitle=$withTitle withArtist=$withArtist",
)
tracks.take(12).forEach { row ->
Log.d(
TAG,
" jukebox row pos=${row.position} id=${row.trackId} title='${row.trackName}' " +
"artist='${row.artistName}' durationMs=${row.durationMs}",
)
}
if (tracks.size > 12) {
Log.d(TAG, "${tracks.size - 12} more rows omitted from log")
}
logJukeboxTracks(tracks)
val (mp3Total, pool) =
withContext(Dispatchers.IO) {
val mp3s = FolderMp3Scanner.listMp3Uris(context, treeUri)
@@ -328,75 +311,117 @@ class LockstepViewModel(
}.toMutableList()
Pair(mp3s.size, p)
}
if (pool.isEmpty()) {
Log.w(TAG, "No MP3 candidates after scan — cannot pair")
onFinished(
FolderPairingResult(
paired = 0,
failed = 0,
jukeboxRowCount = tracks.size,
mp3Count = mp3Total,
skippedNoSpotifyTrackId = 0,
),
)
return@launch
}
Log.d(
TAG,
"pool id3 coverage: ${pool.count { it.id3Title != null || it.id3Artist != null }}/${pool.size} " +
"files have title or artist from tags",
)
var paired = 0
var failed = 0
var skippedNoSpotifyTrackId = 0
for (track in tracks.sortedBy { it.position }) {
val tid = track.trackId
if (tid.isNullOrBlank()) {
skippedNoSpotifyTrackId++
failed++
Log.d(
TAG,
"skip row pos=${track.position}: no Spotify track id " +
"(title='${track.trackName}' artist='${track.artistName}')",
)
continue
}
val title = track.trackName.orEmpty()
val artist = track.artistName.orEmpty()
val pick = TrackFileMatching.bestMatchForFolder(title, artist, pool)
if (pick == null) {
failed++
continue
}
val err =
withContext(Dispatchers.IO) { AudioUriValidator.validateReadableAudio(context, pick) }
if (err != null) {
Log.w(TAG, "match candidate failed validation spotifyTid=$tid local=$pick err=$err")
upsertPairing(playlistId, tid, null, err)
failed++
} else {
upsertPairing(playlistId, tid, pick.toString(), null)
paired++
pool.removeAll { it.uri == pick }
}
}
Log.d(
TAG,
"pairPlaylistFromFolder done paired=$paired failed=$failed " +
"skippedNoSpotifyTrackId=$skippedNoSpotifyTrackId jukeboxRows=${tracks.size} mp3=$mp3Total",
)
onFinished(
FolderPairingResult(
paired = paired,
failed = failed,
jukeboxRowCount = tracks.size,
mp3Count = mp3Total,
skippedNoSpotifyTrackId = skippedNoSpotifyTrackId,
),
)
onFinished(matchPlaylistTracks(playlistId, tracks, pool, mp3Total))
}
}
/** Pair against all MP3s indexed on the device (Music, Downloads, etc.) — no folder picker needed. */
fun pairPlaylistFromDeviceAudio(
playlistId: String,
onFinished: (FolderPairingResult) -> Unit,
) {
viewModelScope.launch {
Log.d(TAG, "pairPlaylistFromDeviceAudio playlistId=$playlistId")
val tracks = loadJukeboxTracksEnsuringDetail(playlistId)
logJukeboxTracks(tracks)
val (mp3Total, pool) =
withContext(Dispatchers.IO) {
val candidates = MediaStoreMp3Scanner.listMp3Candidates(context)
Pair(candidates.size, candidates.toMutableList())
}
onFinished(matchPlaylistTracks(playlistId, tracks, pool, mp3Total))
}
}
private fun logJukeboxTracks(tracks: List<TrackRow>) {
val withId = tracks.count { !it.trackId.isNullOrBlank() }
val withTitle = tracks.count { !it.trackName.isNullOrBlank() }
val withArtist = tracks.count { !it.artistName.isNullOrBlank() }
Log.d(
TAG,
"jukebox DB rows for playlist: total=${tracks.size} withSpotifyTrackId=$withId " +
"withTitle=$withTitle withArtist=$withArtist",
)
tracks.take(12).forEach { row ->
Log.d(
TAG,
" jukebox row pos=${row.position} id=${row.trackId} title='${row.trackName}' " +
"artist='${row.artistName}' durationMs=${row.durationMs}",
)
}
if (tracks.size > 12) {
Log.d(TAG, "${tracks.size - 12} more rows omitted from log")
}
}
private suspend fun matchPlaylistTracks(
playlistId: String,
tracks: List<TrackRow>,
pool: MutableList<Mp3FolderCandidate>,
mp3Total: Int,
): FolderPairingResult {
if (pool.isEmpty()) {
Log.w(TAG, "No MP3 candidates after scan — cannot pair")
return FolderPairingResult(
paired = 0,
failed = 0,
jukeboxRowCount = tracks.size,
mp3Count = mp3Total,
skippedNoSpotifyTrackId = 0,
)
}
Log.d(
TAG,
"pool id3 coverage: ${pool.count { it.id3Title != null || it.id3Artist != null }}/${pool.size} " +
"files have title or artist from tags",
)
var paired = 0
var failed = 0
var skippedNoSpotifyTrackId = 0
for (track in tracks.sortedBy { it.position }) {
val tid = track.trackId
if (tid.isNullOrBlank()) {
skippedNoSpotifyTrackId++
failed++
Log.d(
TAG,
"skip row pos=${track.position}: no Spotify track id " +
"(title='${track.trackName}' artist='${track.artistName}')",
)
continue
}
val title = track.trackName.orEmpty()
val artist = track.artistName.orEmpty()
val pick = TrackFileMatching.bestMatchForFolder(title, artist, pool)
if (pick == null) {
failed++
continue
}
val err =
withContext(Dispatchers.IO) { AudioUriValidator.validateReadableAudio(context, pick) }
if (err != null) {
Log.w(TAG, "match candidate failed validation spotifyTid=$tid local=$pick err=$err")
upsertPairing(playlistId, tid, null, err)
failed++
} else {
upsertPairing(playlistId, tid, pick.toString(), null)
paired++
pool.removeAll { it.uri == pick }
}
}
Log.d(
TAG,
"playlist pairing done paired=$paired failed=$failed " +
"skippedNoSpotifyTrackId=$skippedNoSpotifyTrackId jukeboxRows=${tracks.size} mp3=$mp3Total",
)
return FolderPairingResult(
paired = paired,
failed = failed,
jukeboxRowCount = tracks.size,
mp3Count = mp3Total,
skippedNoSpotifyTrackId = skippedNoSpotifyTrackId,
)
}
}