MicroUtils/repos/common/src/commonMain/kotlin/dev/inmo/micro_utils/repos/StandartKeyValueRepo.kt

64 lines
2.3 KiB
Kotlin

package dev.inmo.micro_utils.repos
import dev.inmo.micro_utils.pagination.*
import dev.inmo.micro_utils.pagination.utils.doAllWithCurrentPaging
import kotlinx.coroutines.flow.Flow
interface ReadKeyValueRepo<Key, Value> : Repo {
suspend fun get(k: Key): Value?
suspend fun values(pagination: Pagination, reversed: Boolean = false): PaginationResult<Value>
suspend fun keys(pagination: Pagination, reversed: Boolean = false): PaginationResult<Key>
suspend fun keys(v: Value, pagination: Pagination, reversed: Boolean = false): PaginationResult<Key>
suspend fun contains(key: Key): Boolean
suspend fun count(): Long
}
typealias ReadStandardKeyValueRepo<Key,Value> = ReadKeyValueRepo<Key, Value>
interface WriteKeyValueRepo<Key, Value> : Repo {
val onNewValue: Flow<Pair<Key, Value>>
val onValueRemoved: Flow<Key>
suspend fun set(toSet: Map<Key, Value>)
suspend fun unset(toUnset: List<Key>)
suspend fun unsetWithValues(toUnset: List<Value>)
}
typealias WriteStandardKeyValueRepo<Key,Value> = WriteKeyValueRepo<Key, Value>
suspend inline fun <Key, Value> WriteKeyValueRepo<Key, Value>.set(
vararg toSet: Pair<Key, Value>
) = set(toSet.toMap())
suspend inline fun <Key, Value> WriteKeyValueRepo<Key, Value>.set(
k: Key, v: Value
) = set(k to v)
suspend inline fun <Key, Value> WriteKeyValueRepo<Key, Value>.unset(
vararg k: Key
) = unset(k.toList())
suspend inline fun <Key, Value> WriteKeyValueRepo<Key, Value>.unsetWithValues(
vararg v: Value
) = unsetWithValues(v.toList())
interface KeyValueRepo<Key, Value> : ReadKeyValueRepo<Key, Value>, WriteKeyValueRepo<Key, Value> {
override suspend fun unsetWithValues(toUnset: List<Value>) = toUnset.forEach { v ->
doAllWithCurrentPaging {
keys(v, it).also {
unset(it.results)
}
}
}
suspend fun clear() {
doAllWithCurrentPaging { keys(it).also { unset(it.results) } }
}
}
typealias StandardKeyValueRepo<Key,Value> = KeyValueRepo<Key, Value>
class DelegateBasedKeyValueRepo<Key, Value>(
readDelegate: ReadKeyValueRepo<Key, Value>,
writeDelegate: WriteKeyValueRepo<Key, Value>
) : KeyValueRepo<Key, Value>,
ReadKeyValueRepo<Key, Value> by readDelegate,
WriteKeyValueRepo<Key, Value> by writeDelegate