63 lines
1.5 KiB
Kotlin
63 lines
1.5 KiB
Kotlin
package org.moire.ultrasonic.data
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import androidx.room.Database
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import androidx.room.RoomDatabase
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import androidx.room.TypeConverter
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import androidx.room.TypeConverters
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import androidx.room.migration.Migration
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import androidx.sqlite.db.SupportSQLiteDatabase
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import java.util.Date
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import org.moire.ultrasonic.domain.Album
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import org.moire.ultrasonic.domain.Artist
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import org.moire.ultrasonic.domain.Index
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import org.moire.ultrasonic.domain.MusicFolder
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import org.moire.ultrasonic.domain.Track
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/**
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* This database is used to store and cache the ID3 metadata
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*/
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@Database(
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entities = [
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Artist::class,
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Album::class,
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Track::class,
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Index::class,
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MusicFolder::class
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],
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version = 2,
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exportSchema = true
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)
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@TypeConverters(Converters::class)
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abstract class MetaDatabase : RoomDatabase() {
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abstract fun artistDao(): ArtistDao
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abstract fun albumDao(): AlbumDao
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abstract fun trackDao(): AlbumDao
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abstract fun musicFoldersDao(): MusicFoldersDao
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abstract fun indexDao(): IndexDao
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}
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class Converters {
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@TypeConverter
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fun fromTimestamp(value: Long?): Date? {
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return value?.let { Date(it) }
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}
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@TypeConverter
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fun dateToTimestamp(date: Date?): Long? {
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return date?.time
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}
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}
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val META_MIGRATION_2_1: Migration = object : Migration(2, 1) {
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override fun migrate(database: SupportSQLiteDatabase) {
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database.execSQL(
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"DROP TABLE ServerSetting"
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)
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}
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}
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