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MicroUtils
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mappers workaround

This commit is contained in:
InsanusMokrassar 2020-11-11 12:03:14 +06:00
parent f74167cc65
commit e20929aec4
4 changed files with 48 additions and 2 deletions
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4
CHANGELOG.md
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@ -4,6 +4,10 @@
* `Versions`:
* `Coroutines`: `1.4.1` -> `1.4.2`
* `Repos`:
* `Common`:
* New inline function `mapper` for simplier creating of `MapperRepo` objects
* Extensions `withMapper` for keyvalue repos and onetomany repos
## 0.3.1

14
repos/common/src/commonMain/kotlin/dev/inmo/micro_utils/repos/MapperRepo.kt
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@ -6,4 +6,16 @@ interface MapperRepo<FromKey, FromValue, ToKey, ToValue> {
suspend fun ToKey.toInnerKey() = this as FromKey
suspend fun ToValue.toInnerValue() = this as FromValue
}
}
inline fun <reified FromKey, reified FromValue, reified ToKey, reified ToValue> mapper(
crossinline keyFromToTo: suspend FromKey.() -> ToKey = { this as ToKey },
crossinline valueFromToTo: suspend FromValue.() -> ToValue = { this as ToValue },
crossinline keyToToFrom: suspend ToKey.() -> FromKey = { this as FromKey },
crossinline valueToToFrom: suspend ToValue.() -> FromValue = { this as FromValue },
) = object : MapperRepo<FromKey, FromValue, ToKey, ToValue> {
override suspend fun FromKey.toOutKey(): ToKey = keyFromToTo()
override suspend fun FromValue.toOutValue(): ToValue = valueFromToTo()
override suspend fun ToKey.toInnerKey(): FromKey = keyToToFrom()
override suspend fun ToValue.toInnerValue(): FromValue = valueToToFrom()
}

17
repos/common/src/commonMain/kotlin/dev/inmo/micro_utils/repos/mappers/KeyValueMappers.kt
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@ -51,7 +51,12 @@ open class MapperReadStandardKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
override suspend fun count(): Long = to.count()
}
open class MapperWriteStandardKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
@Suppress("NOTHING_TO_INLINE")
inline fun <FromKey, FromValue, ToKey, ToValue> ReadStandardKeyValueRepo<ToKey, ToValue>.withMapper(
mapper: MapperRepo<FromKey, FromValue, ToKey, ToValue>
): ReadStandardKeyValueRepo<FromKey, FromValue> = MapperReadStandardKeyValueRepo(this, mapper)
open class MapperWriteStandardKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
private val to: WriteStandardKeyValueRepo<ToKey, ToValue>,
mapper: MapperRepo<FromKey, FromValue, ToKey, ToValue>
) : WriteStandardKeyValueRepo<FromKey, FromValue>, MapperRepo<FromKey, FromValue, ToKey, ToValue> by mapper {
@ -75,6 +80,11 @@ open class MapperWriteStandardKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
)
}
@Suppress("NOTHING_TO_INLINE")
inline fun <FromKey, FromValue, ToKey, ToValue> WriteStandardKeyValueRepo<ToKey, ToValue>.withMapper(
mapper: MapperRepo<FromKey, FromValue, ToKey, ToValue>
): WriteStandardKeyValueRepo<FromKey, FromValue> = MapperWriteStandardKeyValueRepo(this, mapper)
open class MapperStandardKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
private val to: StandardKeyValueRepo<ToKey, ToValue>,
mapper: MapperRepo<FromKey, FromValue, ToKey, ToValue>
@ -82,3 +92,8 @@ open class MapperStandardKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
MapperRepo<FromKey, FromValue, ToKey, ToValue> by mapper,
ReadStandardKeyValueRepo<FromKey, FromValue> by MapperReadStandardKeyValueRepo(to, mapper),
WriteStandardKeyValueRepo<FromKey, FromValue> by MapperWriteStandardKeyValueRepo(to, mapper)
@Suppress("NOTHING_TO_INLINE")
inline fun <FromKey, FromValue, ToKey, ToValue> StandardKeyValueRepo<ToKey, ToValue>.withMapper(
mapper: MapperRepo<FromKey, FromValue, ToKey, ToValue>
): StandardKeyValueRepo<FromKey, FromValue> = MapperStandardKeyValueRepo(this, mapper)

15
repos/common/src/commonMain/kotlin/dev/inmo/micro_utils/repos/mappers/OneToManyKeyValueMappers.kt
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@ -49,6 +49,11 @@ open class MapperReadOneToManyKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
override suspend fun count(k: FromKey): Long = to.count(k.toOutKey())
}
@Suppress("NOTHING_TO_INLINE")
inline fun <FromKey, FromValue, ToKey, ToValue> ReadOneToManyKeyValueRepo<ToKey, ToValue>.withMapper(
mapper: MapperRepo<FromKey, FromValue, ToKey, ToValue>
): ReadOneToManyKeyValueRepo<FromKey, FromValue> = MapperReadOneToManyKeyValueRepo(this, mapper)
open class MapperWriteOneToManyKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
private val to: WriteOneToManyKeyValueRepo<ToKey, ToValue>,
mapper: MapperRepo<FromKey, FromValue, ToKey, ToValue>
@ -78,6 +83,11 @@ open class MapperWriteOneToManyKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
override suspend fun clear(k: FromKey) = to.clear(k.toOutKey())
}
@Suppress("NOTHING_TO_INLINE")
inline fun <FromKey, FromValue, ToKey, ToValue> WriteOneToManyKeyValueRepo<ToKey, ToValue>.withMapper(
mapper: MapperRepo<FromKey, FromValue, ToKey, ToValue>
): WriteOneToManyKeyValueRepo<FromKey, FromValue> = MapperWriteOneToManyKeyValueRepo(this, mapper)
open class MapperOneToManyKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
private val to: OneToManyKeyValueRepo<ToKey, ToValue>,
mapper: MapperRepo<FromKey, FromValue, ToKey, ToValue>
@ -85,3 +95,8 @@ open class MapperOneToManyKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
MapperRepo<FromKey, FromValue, ToKey, ToValue> by mapper,
ReadOneToManyKeyValueRepo<FromKey, FromValue> by MapperReadOneToManyKeyValueRepo(to, mapper),
WriteOneToManyKeyValueRepo<FromKey, FromValue> by MapperWriteOneToManyKeyValueRepo(to, mapper)
@Suppress("NOTHING_TO_INLINE")
inline fun <FromKey, FromValue, ToKey, ToValue> OneToManyKeyValueRepo<ToKey, ToValue>.withMapper(
mapper: MapperRepo<FromKey, FromValue, ToKey, ToValue>
): OneToManyKeyValueRepo<FromKey, FromValue> = MapperOneToManyKeyValueRepo(this, mapper)