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perf: warm modern home startup rows

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This commit is contained in:
HALİL İBRAHİM ÖZDEMİR 2026-03-25 15:54:24 +03:00
parent 3d42da9d37
commit 0c2bb40707
2 changed files with 30 additions and 3 deletions
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22
app/src/main/java/com/nuvio/tv/ui/screens/home/HomeViewModelPresentationPipeline.kt
View file

@ -218,6 +218,28 @@ internal fun HomeViewModel.observeModernHomePresentationPipeline() {
}
.distinctUntilChanged()
.collectLatest { input ->
val shouldWarmStart = uiState.value.modernHomePresentation.rows.isEmpty()
val visibleCatalogRowCount = input.catalogRows.count { it.items.isNotEmpty() }
val warmStartCatalogRowCount = if (input.continueWatchingItems.isNotEmpty()) 1 else 2
if (shouldWarmStart && visibleCatalogRowCount > warmStartCatalogRowCount) {
val warmStartPresentation = withContext(Dispatchers.Default) {
buildModernHomePresentation(
input = input,
cache = modernCarouselRowBuildCache,
context = appContext,
maxCatalogRows = warmStartCatalogRowCount
)
}
_uiState.update { state ->
if (state.modernHomePresentation == warmStartPresentation) {
state
} else {
state.copy(modernHomePresentation = warmStartPresentation)
}
}
}
val presentation = withContext(Dispatchers.Default) {
buildModernHomePresentation(
input = input,

11
app/src/main/java/com/nuvio/tv/ui/screens/home/ModernHomePresentation.kt
View file

@ -17,9 +17,14 @@ internal data class ModernHomePresentationInput(
internal fun buildModernHomePresentation(
input: ModernHomePresentationInput,
cache: ModernCarouselRowBuildCache,
context: Context
context: Context,
maxCatalogRows: Int? = null
): ModernHomePresentationState {
val visibleCatalogRows = input.catalogRows.filter { it.items.isNotEmpty() }
val catalogRowsToRender = maxCatalogRows
?.coerceAtLeast(0)
?.let(visibleCatalogRows::take)
?: visibleCatalogRows
val strContinueWatching = context.getString(R.string.continue_watching)
val strAirsDate = context.getString(R.string.cw_airs_date)
val strUpcoming = context.getString(R.string.cw_upcoming)
@ -27,7 +32,7 @@ internal fun buildModernHomePresentation(
val strTypeSeries = context.getString(R.string.type_series)
val rows = buildList {
val activeCatalogKeys = LinkedHashSet<String>(visibleCatalogRows.size)
val activeCatalogKeys = LinkedHashSet<String>(catalogRowsToRender.size)
if (input.continueWatchingItems.isNotEmpty()) {
val reuseContinueWatchingRow =
@ -67,7 +72,7 @@ internal fun buildModernHomePresentation(
cache.continueWatchingRow = null
}
visibleCatalogRows.forEachIndexed { index, row ->
catalogRowsToRender.forEachIndexed { index, row ->
val rowKey = catalogRowKey(row)
activeCatalogKeys += rowKey
val cached = cache.catalogRows[rowKey]