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/*
* Copyright 2019 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.data.redis.core
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.reactive.asFlow
import kotlinx.coroutines.reactive.asPublisher
import kotlinx.coroutines.reactive.awaitFirstOrNull
import kotlinx.coroutines.reactive.awaitSingle
import org.springframework.data.redis.connection.DataType
import org.springframework.data.redis.connection.ReactiveRedisConnection
import org.springframework.data.redis.connection.ReactiveSubscription.*
import org.springframework.data.redis.core.script.RedisScript
import org.springframework.data.redis.listener.Topic
import org.springframework.data.redis.serializer.RedisElementReader
import org.springframework.data.redis.serializer.RedisElementWriter
import java.time.Duration
import java.time.Instant
/**
* Coroutines variant of [ReactiveRedisOperations.execute].
*
* @author Sebastien Deleuze
* @since 2.2
*/
fun ReactiveRedisOperations.executeAsFlow(action: (ReactiveRedisConnection) -> Flow): Flow =
execute { action(it).asPublisher() }.asFlow()
/**
* Coroutines variant of [ReactiveRedisOperations.execute].
*
* @author Sebastien Deleuze
* @since 2.2
*/
fun ReactiveRedisOperations.executeAsFlow(script: RedisScript, keys: List = emptyList(), args: List<*> = emptyList()): Flow =
execute(script, keys, args).asFlow()
/**
* Coroutines variant of [ReactiveRedisOperations.execute].
*
* @author Sebastien Deleuze
* @since 2.2
*/
fun ReactiveRedisOperations.executeAsFlow(script: RedisScript, keys: List = emptyList(), args: List<*> = emptyList(), argsWriter: RedisElementWriter<*>, resultReader: RedisElementReader): Flow =
execute(script, keys, args, argsWriter, resultReader).asFlow()
/**
* Coroutines variant of [ReactiveRedisOperations.convertAndSend].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.sendAndAwait(destination: String, message: V): Long =
convertAndSend(destination, message).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.listenToChannel].
*
* @author Sebastien Deleuze
* @since 2.2
*/
fun ReactiveRedisOperations.listenToChannelAsFlow(vararg channels: String): Flow> =
listenToChannel(*channels).asFlow()
/**
* Coroutines variant of [ReactiveRedisOperations.listenToPattern].
*
* @author Sebastien Deleuze
* @since 2.2
*/
fun ReactiveRedisOperations.listenToPatternAsFlow(vararg patterns: String): Flow> =
listenToPattern(*patterns).asFlow()
/**
* Coroutines variant of [ReactiveRedisOperations.listenTo].
*
* @author Sebastien Deleuze
* @since 2.2
*/
fun ReactiveRedisOperations.listenToAsFlow(vararg topics: Topic): Flow> =
listenTo(*topics).asFlow()
/**
* Coroutines variant of [ReactiveRedisOperations.hasKey].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.hasKeyAndAwait(key: K): Boolean =
hasKey(key).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.type].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.typeAndAwait(key: K): DataType =
type(key).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.keys].
*
* @author Sebastien Deleuze
* @since 2.2
*/
fun ReactiveRedisOperations.keysAsFlow(pattern: K): Flow =
keys(pattern).asFlow()
/**
* Coroutines variant of [ReactiveRedisOperations.scan].
*
* @author Sebastien Deleuze
* @since 2.2
*/
fun ReactiveRedisOperations.scanAsFlow(options: ScanOptions = ScanOptions.NONE): Flow =
scan(options).asFlow()
/**
* Coroutines variant of [ReactiveRedisOperations.randomKey].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.randomKeyAndAwait(): K? =
randomKey().awaitFirstOrNull()
/**
* Coroutines variant of [ReactiveRedisOperations.rename].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.renameAndAwait(oldKey: K, newKey: K): Boolean =
rename(oldKey, newKey).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.renameIfAbsent].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.renameIfAbsentAndAwait(oldKey: K, newKey: K): Boolean =
renameIfAbsent(oldKey, newKey).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.delete].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.deleteAndAwait(vararg key: K): Long =
delete(*key).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.unlink].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.unlinkAndAwait(vararg key: K): Long =
unlink(*key).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.expire].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.expireAndAwait(key: K, timeout: Duration): Boolean =
expire(key, timeout).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.expireAt].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.expireAtAndAwait(key: K, expireAt: Instant): Boolean = expireAt(key, expireAt).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.persist].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.persistAndAwait(key: K): Boolean =
persist(key).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.move].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.moveAndAwait(key: K, dbIndex: Int): Boolean = move(key, dbIndex).awaitSingle()
/**
* Coroutines variant of [ReactiveRedisOperations.getExpire].
*
* @author Mark Paluch
* @since 2.2
*/
suspend fun ReactiveRedisOperations.getExpireAndAwait(key: K): Duration? = getExpire(key).awaitFirstOrNull()