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Changes Playlist to PlaylistEntity

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This commit is contained in:
Hemanth S 2020-08-20 15:22:38 +05:30
parent b5e07a31d8
commit a93dcb0285
14 changed files with 115 additions and 89 deletions
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5
app/src/main/java/code/name/monkey/retromusic/db/PlaylistDao.kt
View file

@ -9,7 +9,7 @@ interface PlaylistDao {
suspend fun checkPlaylistExists(name: String): List<PlaylistEntity>
@Insert
suspend fun createPlaylist(playlistEntity: PlaylistEntity)
suspend fun createPlaylist(playlistEntity: PlaylistEntity): Long
@Query("SELECT * FROM PlaylistEntity")
suspend fun playlists(): List<PlaylistEntity>
@ -23,4 +23,7 @@ interface PlaylistDao {
@Query("SELECT * FROM SongEntity WHERE playlist_creator_id = :playlistName AND song_id = :songId")
suspend fun checkSongExistsWithPlaylistName(playlistName: String, songId: Int): List<SongEntity>
@Query("SELECT * FROM SongEntity WHERE playlist_creator_id = :playlistId ORDER BY song_key")
suspend fun getSongs(playlistId: Int): List<SongEntity>
}

8
app/src/main/java/code/name/monkey/retromusic/db/PlaylistWithSongs.kt
View file

@ -1,12 +1,16 @@
package code.name.monkey.retromusic.db
import android.os.Parcelable
import androidx.room.Embedded
import androidx.room.Relation
import kotlinx.android.parcel.Parcelize
@Parcelize
data class PlaylistWithSongs(
@Embedded val playlistEntity: PlaylistEntity,
@Relation(
parentColumn = "playlist_id",
entityColumn = "playlist_creator_id"
) val songs: List<SongEntity>
)
)
val songs: List<SongEntity>
):Parcelable

21
app/src/main/java/code/name/monkey/retromusic/db/RoomPlaylistRepository.kt
View file

@ -4,16 +4,17 @@ import androidx.annotation.WorkerThread
interface RoomPlaylistRepository {
suspend fun createPlaylist(playlistEntity: PlaylistEntity)
suspend fun createPlaylist(playlistEntity: PlaylistEntity): Long
suspend fun checkPlaylistExists(playlistName: String): List<PlaylistEntity>
suspend fun playlists(): List<PlaylistEntity>
suspend fun playlistWithSongs(): List<PlaylistWithSongs>
suspend fun insertSongs(songs: List<SongEntity>)
suspend fun getSongs(playlistEntity: PlaylistEntity): List<SongEntity>
}
class RealRoomPlaylistRepository(private val playlistDao: PlaylistDao) : RoomPlaylistRepository {
@WorkerThread
override suspend fun createPlaylist(playlistEntity: PlaylistEntity) =
override suspend fun createPlaylist(playlistEntity: PlaylistEntity): Long =
playlistDao.createPlaylist(playlistEntity)
@WorkerThread
@ -29,12 +30,16 @@ class RealRoomPlaylistRepository(private val playlistDao: PlaylistDao) : RoomPla
@WorkerThread
override suspend fun insertSongs(songs: List<SongEntity>) {
/* val tempList = ArrayList<SongEntity>(songs)
val existingSongs = songs.map {
playlistDao.checkSongExistsWithPlaylistName(it.playlistCreatorName, it.songId)
}.first()
println("Existing ${existingSongs.size}")
tempList.removeAll(existingSongs)*/
/* val tempList = ArrayList<SongEntity>(songs)
val existingSongs = songs.map {
playlistDao.checkSongExistsWithPlaylistName(it.playlistCreatorName, it.songId)
}.first()
println("Existing ${existingSongs.size}")
tempList.removeAll(existingSongs)*/
playlistDao.insertSongs(songs)
}
override suspend fun getSongs(playlistEntity: PlaylistEntity): List<SongEntity> {
return playlistDao.getSongs(playlistEntity.playListId)
}
}

5
app/src/main/java/code/name/monkey/retromusic/db/SongEntity.kt
View file

@ -1,16 +1,19 @@
package code.name.monkey.retromusic.db
import android.os.Parcelable
import androidx.room.ColumnInfo
import androidx.room.Entity
import androidx.room.PrimaryKey
import kotlinx.android.parcel.Parcelize
@Parcelize
@Entity
class SongEntity(
@ColumnInfo(name = "song_id")
val songId: Int,
@ColumnInfo(name = "playlist_creator_id")
val playlistCreatorId: Int
) {
) : Parcelable {
@PrimaryKey(autoGenerate = true)
@ColumnInfo(name = "song_key")
var songPrimaryKey: Long = 0