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Updated on 2026-08-14

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Tangem 2026-06-19 11:14:16 +02:00
parent 50cd030f78
commit 00fc682469
1 changed files with 24 additions and 9 deletions
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33
features/feed/impl/src/main/kotlin/com/tangem/features/feed/ui/utils/EntryContentAnimationTransitions.kt
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@ -3,17 +3,18 @@ package com.tangem.features.feed.ui.utils
import androidx.compose.animation.*
import androidx.compose.animation.core.tween
import androidx.compose.runtime.State
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.CompositingStrategy
import androidx.compose.ui.graphics.graphicsLayer
import com.arkivanov.decompose.Child
import com.arkivanov.decompose.FaultyDecomposeApi
import com.arkivanov.decompose.extensions.compose.stack.animation.StackAnimation
import com.arkivanov.decompose.extensions.compose.stack.animation.fade
import com.arkivanov.decompose.extensions.compose.stack.animation.slide
import com.arkivanov.decompose.extensions.compose.stack.animation.stackAnimation
import com.arkivanov.decompose.extensions.compose.stack.animation.*
import com.arkivanov.decompose.router.stack.ChildStack
import com.tangem.core.ui.decompose.ComposableModularBottomSheetContentComponent
import com.tangem.features.feed.components.FeedEntryChildFactory
import kotlin.math.abs
private const val FEED_ENTRY_SLIDE_DURATION_MS = 300
private const val FEED_ENTRY_FADE_DURATION_MS = 300
internal typealias FeedEntryActiveChild =
Child.Created<FeedEntryChildFactory.Child, ComposableModularBottomSheetContentComponent>
@ -21,19 +22,33 @@ internal typealias FeedEntryActiveChild =
internal typealias FeedEntryChildStack =
ChildStack<FeedEntryChildFactory.Child, ComposableModularBottomSheetContentComponent>
@OptIn(FaultyDecomposeApi::class)
// Single-child `stackAnimation` overload (-> SimpleStackAnimation), like the root content. Avoids the
// 3-arg overload, which is @FaultyDecomposeApi and backed by a movableContentOf impl known to misbehave on
// rapid transition interruptions (the "stuck content" bug). The selector sees only one child, so the fade vs
// slide choice is per-screen: Search fades, everything else slides.
internal fun contentFeedEntryStackAnimation(): StackAnimation<
FeedEntryChildFactory.Child,
ComposableModularBottomSheetContentComponent,
> =
stackAnimation { to, from, _ ->
if (to.configuration.usesFadeStackTransition() || from.configuration.usesFadeStackTransition()) {
fade()
stackAnimation { child ->
if (child.configuration.usesFadeStackTransition()) {
feedContentFade()
} else {
slide()
}
}
private fun feedContentFade(): StackAnimator = stackAnimator(
animationSpec = tween(FEED_ENTRY_FADE_DURATION_MS),
) { factor, _, content ->
content(
Modifier.graphicsLayer {
alpha = 1f - abs(factor)
compositingStrategy = CompositingStrategy.ModulateAlpha
},
)
}
internal fun topBarFeedEntryAnimatedContentTransitionSpec(
stackState: State<FeedEntryChildStack>,
): AnimatedContentTransitionScope<FeedEntryActiveChild>.() -> ContentTransform =