Room Converter for Local Date

LocaldateConverter.kt

class LocalDateConverter {
    @TypeConverter
    fun fromTimestamp(value: Long): LocalDate? {
        return if (value < 0) null
        else Instant.ofEpochMilli(value)
            .atZone(ZoneId.systemDefault())
            .toLocalDate()
    }

    @TypeConverter
    fun dateToTimestamp(date: LocalDate?): Long {
        return date?.run {
            atStartOfDay()
                .atZone(ZoneId.systemDefault())
                .toInstant()
                .toEpochMilli()
        } ?: -1L
    }
}


class LocalTimeConverter {
    @TypeConverter
    fun fromTimestamp(value: Long): LocalTime? {
        return if (value < 0) null
        else {
            val minutes = TimeUnit.MILLISECONDS.toMinutes(value)
            val hour = minutes / 60
            val mins = minutes % 60
            return LocalTime.of(hour.toInt(), mins.toInt())
        }
    }

    @TypeConverter
    fun dateToTimestamp(time: LocalTime?): Long {
        return time?.run { getLong(ChronoField.MILLI_OF_DAY) } ?: -1L
    }

}