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fix of InfinityPagedComponent

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InsanusMokrassar
2025-03-03 08:57:40 +06:00
parent e70d34d91a
commit 3bf2ed5168
2 changed files with 9 additions and 5 deletions
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1
pagination/compose/build.gradle
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@@ -14,6 +14,7 @@ kotlin {
dependencies {
api project(":micro_utils.pagination.common")
api project(":micro_utils.common.compose")
api libs.kt.coroutines
}
}
}

13
pagination/compose/src/commonMain/kotlin/InfinityPagedComponent.kt
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@@ -17,7 +17,8 @@ class InfinityPagedComponentContext<T> internal constructor(
page: Int,
size: Int
) {
internal val iterationState: MutableState<Pair<Int, Pagination>> = mutableStateOf(0 to SimplePagination(page, size))
internal val startPage = SimplePagination(page, size)
internal val iterationState: MutableState<Pair<Int, Pagination?>> = mutableStateOf(0 to null)
internal val dataState: MutableState<List<T>?> = mutableStateOf(null)
internal var lastPageLoaded = false
@@ -26,10 +27,11 @@ class InfinityPagedComponentContext<T> internal constructor(
*/
fun loadNext() {
if (lastPageLoaded) return
if (iterationState.value.second is SimplePagination) return // Data loading has been inited but not loaded yet
iterationState.value = iterationState.value.let {
if ((dataState.value as? PaginationResult<*>) ?.isLastPage == true) return
(it.first + 1) to it.second.nextPage()
if ((it.second as? PaginationResult<*>) ?.isLastPage == true) return
(it.first + 1) to (it.second ?: startPage).nextPage()
}
}
@@ -40,7 +42,7 @@ class InfinityPagedComponentContext<T> internal constructor(
dataState.value = null
lastPageLoaded = false
iterationState.value = iterationState.value.let {
(it.first + 1) to (it.second.firstPage())
(it.first + 1) to null
}
}
}
@@ -64,10 +66,11 @@ internal fun <T> InfinityPagedComponent(
val context = remember { InfinityPagedComponentContext<T>(page, size) }
LaunchedEffect(context.iterationState.value.first) {
val paginationResult = loader(context, context.iterationState.value.second)
val paginationResult = loader(context, context.iterationState.value.second ?: context.startPage)
if (paginationResult.isLastPage) {
context.lastPageLoaded = true
}
context.iterationState.value = context.iterationState.value.copy(second = paginationResult)
context.dataState.value = (context.dataState.value ?: emptyList()) + paginationResult.results
}