141 lines
4.0 KiB
Kotlin
141 lines
4.0 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.loaders
|
|
|
|
import android.content.Context
|
|
import android.database.Cursor
|
|
import android.provider.BaseColumns
|
|
import android.provider.MediaStore
|
|
import android.provider.MediaStore.Audio.PlaylistsColumns
|
|
import code.name.monkey.retromusic.model.Playlist
|
|
import java.util.*
|
|
|
|
/**
|
|
* Created by hemanths on 16/08/17.
|
|
*/
|
|
|
|
object PlaylistLoader {
|
|
|
|
private fun getPlaylist(
|
|
cursor: Cursor?
|
|
): Playlist {
|
|
var playlist = Playlist()
|
|
|
|
if (cursor != null && cursor.moveToFirst()) {
|
|
playlist = getPlaylistFromCursorImpl(cursor)
|
|
}
|
|
cursor?.close()
|
|
return playlist
|
|
}
|
|
|
|
fun searchPlaylist(context: Context, searchString: String): List<Playlist> {
|
|
return getAllPlaylists(
|
|
makePlaylistCursor(
|
|
context, PlaylistsColumns.NAME + "=?", arrayOf(searchString)
|
|
)
|
|
)
|
|
}
|
|
|
|
fun getPlaylist(
|
|
context: Context,
|
|
playlistName: String
|
|
): Playlist {
|
|
return getPlaylist(
|
|
makePlaylistCursor(
|
|
context,
|
|
PlaylistsColumns.NAME + "=?",
|
|
arrayOf(playlistName)
|
|
)
|
|
)
|
|
}
|
|
|
|
fun getAllPlaylists(context: Context): ArrayList<Playlist> {
|
|
return getAllPlaylists(makePlaylistCursor(context, null, null))
|
|
}
|
|
|
|
fun getFavoritePlaylist(context: Context): ArrayList<Playlist> {
|
|
return getAllPlaylists(
|
|
makePlaylistCursor(
|
|
context,
|
|
PlaylistsColumns.NAME + "=?",
|
|
arrayOf(context.getString(code.name.monkey.retromusic.R.string.favorites))
|
|
)
|
|
)
|
|
}
|
|
|
|
fun getAllPlaylists(cursor: Cursor?): ArrayList<Playlist> {
|
|
val playlists = ArrayList<Playlist>()
|
|
|
|
if (cursor != null && cursor.moveToFirst()) {
|
|
do {
|
|
playlists.add(getPlaylistFromCursorImpl(cursor))
|
|
} while (cursor.moveToNext())
|
|
}
|
|
cursor?.close()
|
|
return playlists
|
|
}
|
|
|
|
fun deletePlaylists(context: Context, playlistId: Long) {
|
|
val localUri = MediaStore.Audio.Playlists.EXTERNAL_CONTENT_URI
|
|
val localStringBuilder = StringBuilder()
|
|
localStringBuilder.append("_id IN (")
|
|
localStringBuilder.append(playlistId)
|
|
localStringBuilder.append(")")
|
|
context.contentResolver.delete(localUri, localStringBuilder.toString(), null)
|
|
}
|
|
|
|
private fun makePlaylistCursor(
|
|
context: Context,
|
|
selection: String?,
|
|
values: Array<String>?
|
|
): Cursor? {
|
|
try {
|
|
return context.contentResolver.query(
|
|
MediaStore.Audio.Playlists.EXTERNAL_CONTENT_URI,
|
|
arrayOf(
|
|
BaseColumns._ID, /* 0 */
|
|
PlaylistsColumns.NAME
|
|
), /* 1 */
|
|
selection,
|
|
values,
|
|
MediaStore.Audio.Playlists.DEFAULT_SORT_ORDER
|
|
)
|
|
} catch (e: SecurityException) {
|
|
return null
|
|
}
|
|
}
|
|
|
|
fun getPlaylist(
|
|
context: Context,
|
|
playlistId: Int
|
|
): Playlist {
|
|
return getPlaylist(
|
|
makePlaylistCursor(
|
|
context,
|
|
BaseColumns._ID + "=?",
|
|
arrayOf(playlistId.toString())
|
|
)
|
|
)
|
|
}
|
|
|
|
private fun getPlaylistFromCursorImpl(
|
|
cursor: Cursor
|
|
): Playlist {
|
|
val id = cursor.getInt(0)
|
|
val name = cursor.getString(1)
|
|
return Playlist(id, name)
|
|
}
|
|
}
|