Fixes in key values cache

This commit is contained in:
InsanusMokrassar 2022-09-07 20:01:13 +06:00
parent 12b54f99af
commit d543d436bc
2 changed files with 34 additions and 14 deletions

View File

@ -2,6 +2,10 @@
## 0.12.9
* `Repos`:
* `Cache`:
* Fixes in key values cache
## 0.12.8
* `Versions`:

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@ -1,9 +1,7 @@
package dev.inmo.micro_utils.repos.cache
import dev.inmo.micro_utils.pagination.Pagination
import dev.inmo.micro_utils.pagination.PaginationResult
import dev.inmo.micro_utils.pagination.utils.paginate
import dev.inmo.micro_utils.pagination.utils.reverse
import dev.inmo.micro_utils.pagination.*
import dev.inmo.micro_utils.pagination.utils.*
import dev.inmo.micro_utils.repos.*
import dev.inmo.micro_utils.repos.cache.cache.KVCache
import kotlinx.coroutines.CoroutineScope
@ -15,18 +13,24 @@ open class ReadKeyValuesCacheRepo<Key,Value>(
protected open val kvCache: KVCache<Key, List<Value>>
) : ReadKeyValuesRepo<Key,Value> by parentRepo, CacheRepo {
override suspend fun get(k: Key, pagination: Pagination, reversed: Boolean): PaginationResult<Value> {
return kvCache.get(k) ?.paginate(
pagination.let { if (reversed) it.reverse(count(k)) else it }
) ?.let {
if (reversed) it.copy(results = it.results.reversed()) else it
} ?: parentRepo.get(k, pagination, reversed)
val count = count(k)
return getAll(k, reversed).createPaginationResult(
pagination,
count
)
}
override suspend fun getAll(k: Key, reversed: Boolean): List<Value> {
return kvCache.get(k) ?.let {
if (reversed) it.reversed() else it
} ?: parentRepo.getAll(k, reversed)
} ?: parentRepo.getAll(k, reversed).also {
kvCache.set(k, it)
}
override suspend fun contains(k: Key, v: Value): Boolean = kvCache.get(k) ?.contains(v) ?: parentRepo.contains(k, v)
}
override suspend fun contains(k: Key, v: Value): Boolean = kvCache.get(k) ?.contains(v) ?: (parentRepo.contains(k, v).also {
if (it) {
kvCache.unset(k) // clear as invalid
}
})
override suspend fun contains(k: Key): Boolean = kvCache.contains(k) || parentRepo.contains(k)
}
@ -39,9 +43,21 @@ open class KeyValuesCacheRepo<Key,Value>(
kvCache: KVCache<Key, List<Value>>,
scope: CoroutineScope = CoroutineScope(Dispatchers.Default)
) : ReadKeyValuesCacheRepo<Key,Value>(parentRepo, kvCache), KeyValuesRepo<Key,Value>, WriteKeyValuesRepo<Key,Value> by parentRepo, CacheRepo {
protected val onNewJob = parentRepo.onNewValue.onEach { kvCache.set(it.first, kvCache.get(it.first) ?.plus(it.second) ?: listOf(it.second)) }.launchIn(scope)
protected val onRemoveJob = parentRepo.onValueRemoved.onEach { kvCache.set(it.first, kvCache.get(it.first) ?.minus(it.second) ?: return@onEach) }.launchIn(scope)
protected val onDataClearedJob = parentRepo.onDataCleared.onEach { kvCache.unset(it) }.launchIn(scope)
protected val onNewJob = parentRepo.onNewValue.onEach { (k, v) ->
kvCache.set(
k,
kvCache.get(k) ?.plus(v) ?: return@onEach
)
}.launchIn(scope)
protected val onRemoveJob = parentRepo.onValueRemoved.onEach { (k, v) ->
kvCache.set(
k,
kvCache.get(k) ?.minus(v) ?: return@onEach
)
}.launchIn(scope)
protected val onDataClearedJob = parentRepo.onDataCleared.onEach {
kvCache.unset(it)
}.launchIn(scope)
}
fun <Key, Value> KeyValuesRepo<Key, Value>.cached(