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fix(chat): stop the send bounce and drop the receipt reveal's scale #1384

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Merged
bmc08gt merged 2 commits into from
Aug 31, 2026
Merged

fix(chat): stop the send bounce and drop the receipt reveal's scale #1384

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5104271
fix(chat): anchor the send scroll instead of animating to a moving ta…
bmc08gt Aug 31, 2026
09d5156
fix(chat): drop the scale from the receipt label's reveal
bmc08gt Aug 31, 2026
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17 changes: 11 additions & 6 deletions ...ger/src/main/kotlin/com/flipcash/app/messenger/internal/screens/components/MessageList.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -302,12 +302,17 @@ internal fun MessageList(
// Always scroll for own messages; only near-bottom for incoming
val nearBottom = listState.firstVisibleItemIndex <= 5
val newest = messages.peek(0) as? ChatListItem.ContentBubble
if (newest?.isFromSelf == true || nearBottom) {
if (nearBottom) {
listState.animateScrollToItem(0)
} else {
listState.scrollToItem(0)
}
when {
// Own message: anchor the new bubble during the next measure pass
// rather than animating to it. An animated scroll resolves its target
// offset up front, so the previous message's receipt collapsing out
// from under it moves the target mid-flight and the list overshoots
// and corrects — read as the bubble bouncing. iOS never hand-rolls
// this scroll at all: ChatLayout's keepContentOffsetAtBottomOnBatchUpdates
// pins the bottom edge across the one batch that both inserts the new
// cell and reconfigures the old one's receipt away.
newest?.isFromSelf == true -> listState.requestScrollToItem(0, 0)
nearBottom -> listState.animateScrollToItem(0)
}
}
}
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5 changes: 3 additions & 2 deletions ...er/src/main/kotlin/com/flipcash/app/messenger/internal/screens/components/ReceiptLabel.kt
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Expand Up @@ -84,9 +84,10 @@ internal fun ReceiptLabel(
) {
AnimatedVisibility(
visible = deliveredVisible,
// Expand + opacity, no scale: iOS un-hides the label and cross-fades its text in,
// letting the cell self-size. The line itself never scales.
enter = if (animateEntrance) {
expandVertically() +
scaleIn(deliveredSpec, initialScale = 0.95f) + fadeIn(deliveredSpec)
expandVertically() + fadeIn(deliveredSpec)
} else {
expandVertically(snap()) + fadeIn(snap())
},
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