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new ReadOneToManyKeyValueRepo#keys

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InsanusMokrassar 2020-11-14 16:44:28 +06:00
parent 498cd12f94
commit 3ba630684a
8 changed files with 98 additions and 1 deletions
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4
CHANGELOG.md
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@ -2,6 +2,10 @@
## 0.4.0
* `Repos`:
* `ReadOneToManyKeyValueRepo` got `keys` method with value parameter
* All implementations inside of this library has been updated
## 0.3.3
* `Coroutines`:

1
repos/common/src/commonMain/kotlin/dev/inmo/micro_utils/repos/OneToManyKeyValueRepo.kt
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@ -6,6 +6,7 @@ import kotlinx.coroutines.flow.Flow
interface ReadOneToManyKeyValueRepo<Key, Value> : Repo {
suspend fun get(k: Key, 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(k: Key): Boolean
suspend fun contains(k: Key, v: Value): Boolean
suspend fun count(k: Key): Long

17
repos/common/src/commonMain/kotlin/dev/inmo/micro_utils/repos/mappers/OneToManyKeyValueMappers.kt
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@ -42,6 +42,23 @@ open class MapperReadOneToManyKeyValueRepo<FromKey, FromValue, ToKey, ToValue>(
)
}
override suspend fun keys(
v: FromValue,
pagination: Pagination,
reversed: Boolean
): PaginationResult<FromKey> = to.keys(
v.toOutValue(),
pagination,
reversed
).let {
PaginationResult(
it.page,
it.pagesNumber,
it.results.map { it.toInnerKey() },
it.size
)
}
override suspend fun contains(k: FromKey): Boolean = to.contains(k.toOutKey())
override suspend fun contains(k: FromKey, v: FromValue): Boolean = to.contains(k.toOutKey(), v.toOutValue())

27
repos/common/src/main/kotlin/dev/inmo/micro_utils/repos/onetomany/OneToManyAndroidRepo.kt
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@ -169,6 +169,33 @@ class OneToManyAndroidRepo<Key, Value>(
)
}
override suspend fun keys(
v: Value,
pagination: Pagination,
reversed: Boolean
): PaginationResult<Key> = count().let { count ->
val resultPagination = pagination.let { if (reversed) pagination.reverse(count) else pagination }
helper.readableTransaction {
select(
tableName,
selection = "$valueColumnName=?",
selectionArgs = arrayOf(v.asValue()),
limit = resultPagination.limitClause()
).use { c ->
mutableListOf<Key>().also {
if (c.moveToFirst()) {
do {
it.add(c.getString(idColumnName).asKey())
} while (c.moveToNext())
}
}
}
}.createPaginationResult(
pagination,
count
)
}
override suspend fun remove(toRemove: Map<Key, List<Value>>) {
helper.writableTransaction {
toRemove.flatMap { (k, vs) ->

15
repos/exposed/src/jvmMain/kotlin/dev/inmo/micro_utils/repos/exposed/onetomany/ExposedReadOneToManyKeyValueRepo.kt
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@ -39,6 +39,21 @@ open class ExposedReadOneToManyKeyValueRepo<Key, Value>(
count()
)
override suspend fun keys(
v: Value,
pagination: Pagination,
reversed: Boolean
): PaginationResult<Key> = transaction(database) {
select { valueColumn.eq(v) }.let {
it.count() to it.paginate(pagination, keyColumn, reversed).map { it[keyColumn] }
}
}.let { (count, list) ->
list.createPaginationResult(
pagination,
count
)
}
override suspend fun contains(k: Key): Boolean = transaction(database) {
select { keyColumn.eq(k) }.limit(1).any()
}

12
repos/inmemory/src/commonMain/kotlin/dev/inmo/micro_utils/repos/MapOneToManyKeyValueRepo.kt
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@ -32,6 +32,18 @@ class MapReadOneToManyKeyValueRepo<Key, Value>(
}
}
override suspend fun keys(v: Value, pagination: Pagination, reversed: Boolean): PaginationResult<Key> {
val keys = map.keys.filter { map[it] ?.contains(v) == true }
val actualPagination = if (reversed) pagination.reverse(keys.size) else pagination
return keys.paginate(actualPagination).let {
if (reversed) {
it.copy(results = it.results.reversed())
} else {
it
}
}
}
override suspend fun contains(k: Key): Boolean = map.containsKey(k)
override suspend fun contains(k: Key, v: Value): Boolean = map[k] ?.contains(v) == true

12
repos/ktor/client/src/commonMain/kotlin/dev/inmo/micro_utils/repos/ktor/client/one_to_many/KtorReadOneToManyKeyValueRepo.kt
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@ -42,6 +42,18 @@ class KtorReadOneToManyKeyValueRepo<Key, Value> (
paginationKeyResultSerializer
)
override suspend fun keys(v: Value, pagination: Pagination, reversed: Boolean): PaginationResult<Key> = client.uniget(
buildStandardUrl(
baseUrl,
keysRoute,
mapOf(
valueParameterName to valueSerializer.encodeUrlQueryValue(v),
reversedParameterName to Boolean.serializer().encodeUrlQueryValue(reversed)
) + pagination.asUrlQueryParts
),
paginationKeyResultSerializer
)
override suspend fun contains(k: Key): Boolean = client.uniget(
buildStandardUrl(
baseUrl,

9
repos/ktor/server/src/jvmMain/kotlin/dev/inmo/micro_utils/repos/ktor/server/one_to_many/ConfigureOneToManyReadKeyValueRepoRoutes.kt
View File

@ -42,8 +42,17 @@ fun <Key, Value> Route.configureOneToManyReadKeyValueRepoRoutes(
reversedParameterName,
Boolean.serializer()
) ?: false
val value: Value? = call.decodeUrlQueryValue(
valueParameterName,
valueSealizer
)
value ?.also {
call.unianswer(
paginationKeyResult,
originalRepo.keys(value, pagination, reversed)
)
} ?: call.unianswer(
paginationKeyResult,
originalRepo.keys(pagination, reversed)
)