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Scroll back to last seen item(from unread list) #935

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Scroll back to last seen item(from unread list) #935

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4691be9
refactor: use initial items in unread reading-view-model
drgnchan Dec 30, 2024
2a6d71c
chore: remove code comment
drgnchan Jan 1, 2025
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8 changes: 7 additions & 1 deletion app/src/main/java/me/ash/reader/ui/page/home/reading/ReadingViewModel.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,8 @@ class ReadingViewModel @Inject constructor(
private val currentFeed: Feed?
get() = readingUiState.value.articleWithFeed?.feed

private var initialArticleItems: List<ArticleFlowItem> = emptyList()

fun initData(articleId: String) {
setLoading()
viewModelScope.launch(ioDispatcher) {
Expand Down Expand Up @@ -146,7 +148,11 @@ class ReadingViewModel @Inject constructor(
}

fun prefetchArticleId(pagingItems: ItemSnapshotList<ArticleFlowItem>) {
val items = pagingItems.items
if (initialArticleItems.isEmpty()) {
initialArticleItems = pagingItems.items
}

val items = initialArticleItems
val currentId = currentArticle?.id
val index = items.indexOfFirst { item ->
item is ArticleFlowItem.Article && item.articleWithFeed.article.id == currentId
Expand Down
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