Pixelcat-App-Android/app/src/main/kotlin/at/connyduck/pixelcat/db/RoomConverter.kt

78 lines
2.4 KiB
Kotlin

/*
* Copyright (C) 2020 Conny Duck
*
* This file is part of Pixelcat.
*
* Pixelcat 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.
*
* Pixelcat 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package at.connyduck.pixelcat.db
import androidx.room.ProvidedTypeConverter
import androidx.room.TypeConverter
import at.connyduck.pixelcat.model.Attachment
import at.connyduck.pixelcat.model.Notification
import at.connyduck.pixelcat.model.Status
import com.squareup.moshi.Moshi
import com.squareup.moshi.Types
import java.util.Date
import javax.inject.Inject
import javax.inject.Singleton
@ProvidedTypeConverter
@Singleton
class RoomConverter @Inject constructor (
private val moshi: Moshi
) {
@TypeConverter
fun visibilityToString(visibility: Status.Visibility) = visibility.name
@TypeConverter
fun stringToVisibility(visibility: String) = Status.Visibility.valueOf(visibility)
@TypeConverter
fun attachmentListToJson(attachmentList: List<Attachment>?): String {
val type = Types.newParameterizedType(
List::class.java,
Attachment::class.java
)
return moshi.adapter<List<Attachment>>(type).toJson(attachmentList)
}
@TypeConverter
fun jsonToAttachmentList(attachmentListJson: String?): List<Attachment>? {
if (attachmentListJson == null) {
return null
}
val type = Types.newParameterizedType(
List::class.java,
Attachment::class.java
)
return moshi.adapter<List<Attachment>>(type).fromJson(attachmentListJson)
}
@TypeConverter
fun dateToLong(date: Date) = date.time
@TypeConverter
fun longToDate(date: Long) = Date(date)
@TypeConverter
fun notificationTypeToString(type: Notification.Type) = type.name
@TypeConverter
fun stringToNotificationType(type: String) = Notification.Type.valueOf(type)
}