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perf: remember 稳定化 lambda 和计算，减少重组传播

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- weekNumber: remember(selectedDate) 缓存 getIsoWeekNumber 结果
- onDateClick/onMonthChanged/shiftKindAt: remember 稳定化，避免每次重组创建新 lambda
- onRowHeightMeasured: remember 稳定化

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
This commit is contained in:
xfy 2026-05-25 16:58:46 +08:00
parent 6a4907f465
commit 73b176a95e
1 changed files with 29 additions and 15 deletions
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44
core/src/main/kotlin/plus/rua/project/ui/CalendarMonthView.kt
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@ -200,18 +200,39 @@ fun CalendarMonthView(
.fillMaxSize()
.padding(horizontal = HORIZONTAL_PADDING_DP.dp)
) {
val weekNumber = remember(selectedDate) {
viewModel.getIsoWeekNumber(selectedDate)
}
val onToday = remember(viewModel, today) {
{ viewModel.selectDate(today) }
}
MonthHeader(
year = currentYear,
month = currentMonth,
weekNumber = viewModel.getIsoWeekNumber(selectedDate),
weekNumber = weekNumber,
showToday = selectedDate != today,
onToday = {
viewModel.selectDate(today)
}
onToday = onToday
)
WeekdayHeader(
modifier = Modifier.fillMaxWidth().padding(bottom = ROW_PADDING_DP.dp)
)
val onDateClick = remember(viewModel) {
{ date: LocalDate -> viewModel.selectDate(date) }
}
val onMonthChanged = remember(viewModel, today) {
{ year: Int, month: Int ->
@Suppress("DEPRECATION")
val date = if (year == today.year && today.month.number == month) today
else LocalDate(year, month, 1)
viewModel.selectDate(date)
}
}
val shiftKindAt = remember(viewModel) {
{ date: LocalDate -> viewModel.shiftKindAt(date) }
}
val onRowHeightMeasured = remember {
{ h: Int -> if (h > 0) rowHeightPx = h }
}
with(sharedScope) {
CalendarPagerArea(
selectedDate = selectedDate,
@ -221,17 +242,10 @@ fun CalendarMonthView(
showLegalHoliday = showLegalHoliday,
rowHeightPx = rowHeightPx,
screenWidthPx = screenWidthPx,
onDateClick = { date -> viewModel.selectDate(date) },
onMonthChanged = { year, month ->
@Suppress("DEPRECATION")
val date = if (year == today.year && today.month.number == month) today
else LocalDate(year, month, 1)
viewModel.selectDate(date)
},
shiftKindAt = { date -> viewModel.shiftKindAt(date) },
onRowHeightMeasured = { h ->
if (h > 0) rowHeightPx = h
},
onDateClick = onDateClick,
onMonthChanged = onMonthChanged,
shiftKindAt = shiftKindAt,
onRowHeightMeasured = onRowHeightMeasured,
pagerState = pagerState,
modifier = Modifier
.sharedElement(