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https://github.com/InsanusMokrassar/MicroUtils.git
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e58348907e
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# Changelog
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## 0.2.6
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* `Pagination`
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* Fixes in function `List#paginate`
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* Extension property `Pagination#lastIndexExclusive`
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## 0.2.5
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* `Coroutines`
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@ -19,4 +19,4 @@ github_release_plugin_version=2.2.12
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uuidVersion=0.2.2
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group=dev.inmo
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version=0.2.5
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version=0.2.6
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2
gradle/wrapper/gradle-wrapper.properties
vendored
2
gradle/wrapper/gradle-wrapper.properties
vendored
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distributionBase=GRADLE_USER_HOME
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distributionPath=wrapper/dists
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distributionUrl=https\://services.gradle.org/distributions/gradle-6.6.1-bin.zip
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distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-bin.zip
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zipStoreBase=GRADLE_USER_HOME
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zipStorePath=wrapper/dists
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@ -28,6 +28,15 @@ interface Pagination {
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val Pagination.firstIndex: Int
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get() = page * size
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/**
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* Last number in index of objects. In fact, one [Pagination] object represent data in next range:
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*
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* [[firstIndex], [lastIndex]]; That means, that for [Pagination] with [Pagination.size] == 10 and [Pagination.page] == 1
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* you will retrieve [Pagination.firstIndex] == 10 and [Pagination.lastIndex] == 19. Here [Pagination.lastIndexExclusive] == 20
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*/
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val Pagination.lastIndexExclusive: Int
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get() = firstIndex + size
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/**
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* Last number in index of objects. In fact, one [Pagination] object represent data in next range:
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*
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@ -35,7 +44,7 @@ val Pagination.firstIndex: Int
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* you will retrieve [Pagination.firstIndex] == 10 and [Pagination.lastIndex] == 19.
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*/
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val Pagination.lastIndex: Int
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get() = firstIndex + size - 1
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get() = lastIndexExclusive - 1
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/**
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* Calculates pages count for given [datasetSize]
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@ -21,7 +21,12 @@ fun <T> Iterable<T>.paginate(with: Pagination): PaginationResult<T> {
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}
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fun <T> List<T>.paginate(with: Pagination): PaginationResult<T> {
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return subList(with.firstIndex, with.lastIndex + 1).createPaginationResult(
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val firstIndex = maxOf(with.firstIndex, 0)
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val lastIndex = minOf(with.lastIndexExclusive, size)
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if (firstIndex > lastIndex) {
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return emptyPaginationResult()
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}
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return subList(firstIndex, lastIndex).createPaginationResult(
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with,
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size.toLong()
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)
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