PlayerAndroid/app/src/main/java/code/name/monkey/retromusic/repository/PlaylistSongsLoader.kt

135 lines
4.6 KiB
Kotlin

/*
* Copyright (c) 2019 Hemanth Savarala.
*
* Licensed under the GNU General Public License v3
*
* This is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by
* the Free Software Foundation either version 3 of the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*/
package code.name.monkey.retromusic.repository
import android.content.Context
import android.database.Cursor
import android.provider.MediaStore.Audio.AudioColumns
import android.provider.MediaStore.Audio.Playlists.Members
import code.name.monkey.retromusic.Constants.IS_MUSIC
import code.name.monkey.retromusic.extensions.getInt
import code.name.monkey.retromusic.extensions.getLong
import code.name.monkey.retromusic.extensions.getString
import code.name.monkey.retromusic.extensions.getStringOrNull
import code.name.monkey.retromusic.model.AbsCustomPlaylist
import code.name.monkey.retromusic.model.Playlist
import code.name.monkey.retromusic.model.PlaylistSong
import code.name.monkey.retromusic.model.Song
/**
* Created by hemanths on 16/08/17.
*/
// TODO: uncursorify this
object PlaylistSongsLoader {
fun getPlaylistSongList(
context: Context,
playlist: Playlist
): List<Song> {
return if (playlist is AbsCustomPlaylist) {
return playlist.songs()
} else {
getPlaylistSongList(context, playlist.id)
}
}
@JvmStatic
fun getPlaylistSongList(context: Context, playlistId: Long): List<Song> {
val songs = mutableListOf<Song>()
val cursor =
makePlaylistSongCursor(
context,
playlistId
)
if (cursor != null && cursor.moveToFirst()) {
do {
songs.add(
getPlaylistSongFromCursorImpl(
cursor,
playlistId
)
)
} while (cursor.moveToNext())
}
cursor?.close()
return songs
}
// TODO duplicated in [PlaylistRepository.kt]
private fun getPlaylistSongFromCursorImpl(cursor: Cursor, playlistId: Long): PlaylistSong {
val id = cursor.getLong(Members.AUDIO_ID)
val title = cursor.getString(AudioColumns.TITLE)
val trackNumber = cursor.getInt(AudioColumns.TRACK)
val year = cursor.getInt(AudioColumns.YEAR)
val duration = cursor.getLong(AudioColumns.DURATION)
val data = cursor.getString(AudioColumns.DATA)
val dateModified = cursor.getLong(AudioColumns.DATE_MODIFIED)
val albumId = cursor.getLong(AudioColumns.ALBUM_ID)
val albumName = cursor.getString(AudioColumns.ALBUM)
val artistId = cursor.getLong(AudioColumns.ARTIST_ID)
val artistName = cursor.getString(AudioColumns.ARTIST)
val idInPlaylist = cursor.getLong(Members._ID)
val composer = cursor.getStringOrNull(AudioColumns.COMPOSER)
val albumArtist = cursor.getStringOrNull("album_artist")
return PlaylistSong(
id,
title,
trackNumber,
year,
duration,
data,
dateModified,
albumId,
albumName,
artistId,
artistName,
playlistId,
idInPlaylist,
composer,
albumArtist,
null,
emptyArray()
)
}
private fun makePlaylistSongCursor(context: Context, playlistId: Long): Cursor? {
try {
return context.contentResolver.query(
Members.getContentUri("external", playlistId),
arrayOf(
Members.AUDIO_ID, // 0
AudioColumns.TITLE, // 1
AudioColumns.TRACK, // 2
AudioColumns.YEAR, // 3
AudioColumns.DURATION, // 4
AudioColumns.DATA, // 5
AudioColumns.DATE_MODIFIED, // 6
AudioColumns.ALBUM_ID, // 7
AudioColumns.ALBUM, // 8
AudioColumns.ARTIST_ID, // 9
AudioColumns.ARTIST, // 10
Members._ID,//11
AudioColumns.COMPOSER,//12
"album_artist"//13
), IS_MUSIC, null, Members.DEFAULT_SORT_ORDER
)
} catch (e: SecurityException) {
return null
}
}
}