Bump compose version

Co-authored-by: Ivan Iskandar <12537387+ivaniskandar@users.noreply.github.com>

app/src/main/java/eu/kanade/presentation/browse/ExtensionDetailsScreen.kt

@@ -190,7 +190,7 @@ private fun ExtensionDetails(
             key = { it.source.id },
         ) { source ->
             SourceSwitchPreference(
-                modifier = Modifier.animateItemPlacement(),
+                modifier = Modifier.animateItem(),
                 source = source,
                 onClickSourcePreferences = onClickSourcePreferences,
                 onClickSource = onClickSource,

app/src/main/java/eu/kanade/presentation/browse/ExtensionFilterScreen.kt

@@ -58,7 +58,7 @@ private fun ExtensionFilterContent(
     ) {
         items(state.languages) { language ->
             SwitchPreferenceWidget(
-                modifier = Modifier.animateItemPlacement(),
+                modifier = Modifier.animateItem(),
                 title = LocaleHelper.getSourceDisplayName(language, context),
                 checked = language in state.enabledLanguages,
                 onCheckedChanged = { onClickLang(language) },

app/src/main/java/eu/kanade/presentation/browse/ExtensionsScreen.kt

@@ -187,14 +187,14 @@ private fun ExtensionContent(
                             }
                         ExtensionHeader(
                             textRes = header.textRes,
-                            modifier = Modifier.animateItemPlacement(),
+                            modifier = Modifier.animateItem(),
                             action = action,
                         )
                     }
                     is ExtensionUiModel.Header.Text -> {
                         ExtensionHeader(
                             text = header.text,
-                            modifier = Modifier.animateItemPlacement(),
+                            modifier = Modifier.animateItem(),
                         )
                     }
                 }
@@ -212,7 +212,7 @@ private fun ExtensionContent(
                 },
             ) { item ->
                 ExtensionItem(
-                    modifier = Modifier.animateItemPlacement(),
+                    modifier = Modifier.animateItem(),
                     item = item,
                     onClickItem = {
                         when (it) {

app/src/main/java/eu/kanade/presentation/browse/GlobalSearchScreen.kt

@@ -4,6 +4,7 @@ import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.State
+import androidx.compose.ui.Modifier
 import eu.kanade.presentation.browse.components.GlobalSearchCardRow
 import eu.kanade.presentation.browse.components.GlobalSearchErrorResultItem
 import eu.kanade.presentation.browse.components.GlobalSearchLoadingResultItem
@@ -79,6 +80,7 @@ internal fun GlobalSearchContent(
                     } ?: source.name,
                     subtitle = LocaleHelper.getLocalizedDisplayName(source.lang),
                     onClick = { onClickSource(source) },
+                    modifier = Modifier.animateItem(),
                 ) {
                     when (result) {
                         SearchItemResult.Loading -> {

app/src/main/java/eu/kanade/presentation/browse/MigrateSourceScreen.kt

@@ -133,7 +133,7 @@ private fun MigrateSourceList(
             key = { (source, _) -> "migrate-${source.id}" },
         ) { (source, count) ->
             MigrateSourceItem(
-                modifier = Modifier.animateItemPlacement(),
+                modifier = Modifier.animateItem(),
                 source = source,
                 count = count,
                 onClickItem = { onClickItem(source) },

app/src/main/java/eu/kanade/presentation/browse/SourcesFilterScreen.kt

@@ -68,7 +68,7 @@ private fun SourcesFilterContent(
                 contentType = "source-filter-header",
             ) {
                 SourcesFilterHeader(
-                    modifier = Modifier.animateItemPlacement(),
+                    modifier = Modifier.animateItem(),
                     language = language,
                     enabled = enabled,
                     onClickItem = onClickLanguage,
@@ -81,7 +81,7 @@ private fun SourcesFilterContent(
                     contentType = { "source-filter-item" },
                 ) { source ->
                     SourcesFilterItem(
-                        modifier = Modifier.animateItemPlacement(),
+                        modifier = Modifier.animateItem(),
                         source = source,
                         enabled = "${source.id}" !in state.disabledSources,
                         onClickItem = onClickSource,

app/src/main/java/eu/kanade/presentation/browse/SourcesScreen.kt

@@ -74,12 +74,12 @@ fun SourcesScreen(
                     when (model) {
                         is SourceUiModel.Header -> {
                             SourceHeader(
-                                modifier = Modifier.animateItemPlacement(),
+                                modifier = Modifier.animateItem(),
                                 language = model.language,
                             )
                         }
                         is SourceUiModel.Item -> SourceItem(
-                            modifier = Modifier.animateItemPlacement(),
+                            modifier = Modifier.animateItem(),
                             source = model.source,
                             onClickItem = onClickItem,
                             onLongClickItem = onLongClickItem,

app/src/main/java/eu/kanade/presentation/browse/components/GlobalSearchResultItems.kt

@@ -32,9 +32,10 @@ fun GlobalSearchResultItem(
     title: String,
     subtitle: String,
     onClick: () -> Unit,
+    modifier: Modifier = Modifier,
     content: @Composable () -> Unit,
 ) {
-    Column {
+    Column(modifier = modifier) {
         Row(
             modifier = Modifier
                 .padding(

app/src/main/java/eu/kanade/presentation/category/CategoryScreen.kt

@@ -107,7 +107,7 @@ private fun CategoryContent(
             key = { _, category -> "category-${category.id}" },
         ) { index, category ->
             CategoryListItem(
-                modifier = Modifier.animateItemPlacement(),
+                modifier = Modifier.animateItem(),
                 category = category,
                 canMoveUp = index != 0,
                 canMoveDown = index != categories.lastIndex,

app/src/main/java/eu/kanade/presentation/category/components/CategoryFloatingActionButton.kt

@@ -10,8 +10,7 @@ import androidx.compose.ui.Modifier
 import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.components.material.ExtendedFloatingActionButton
 import tachiyomi.presentation.core.i18n.stringResource
-import tachiyomi.presentation.core.util.isScrolledToEnd
+import tachiyomi.presentation.core.util.shouldExpandFAB
-import tachiyomi.presentation.core.util.isScrollingUp
 
 @Composable
 fun CategoryFloatingActionButton(
@@ -23,7 +22,7 @@ fun CategoryFloatingActionButton(
         text = { Text(text = stringResource(MR.strings.action_add)) },
         icon = { Icon(imageVector = Icons.Outlined.Add, contentDescription = null) },
         onClick = onCreate,
-        expanded = lazyListState.isScrollingUp() || lazyListState.isScrolledToEnd(),
+        expanded = lazyListState.shouldExpandFAB(),
         modifier = modifier,
     )
 }

app/src/main/java/eu/kanade/presentation/history/HistoryScreen.kt

@@ -113,14 +113,14 @@ private fun HistoryScreenContent(
             when (item) {
                 is HistoryUiModel.Header -> {
                     ListGroupHeader(
-                        modifier = Modifier.animateItemPlacement(),
+                        modifier = Modifier.animateItem(),
                         text = relativeDateText(item.date),
                     )
                 }
                 is HistoryUiModel.Item -> {
                     val value = item.item
                     HistoryItem(
-                        modifier = Modifier.animateItemPlacement(),
+                        modifier = Modifier.animateItem(),
                         history = value,
                         onClickCover = { onClickCover(value) },
                         onClickResume = { onClickResume(value) },

app/src/main/java/eu/kanade/presentation/manga/MangaScreen.kt

@@ -75,8 +75,7 @@ import tachiyomi.presentation.core.components.material.ExtendedFloatingActionBut
 import tachiyomi.presentation.core.components.material.PullRefresh
 import tachiyomi.presentation.core.components.material.Scaffold
 import tachiyomi.presentation.core.i18n.stringResource
-import tachiyomi.presentation.core.util.isScrolledToEnd
+import tachiyomi.presentation.core.util.shouldExpandFAB
-import tachiyomi.presentation.core.util.isScrollingUp
 import tachiyomi.source.local.isLocal
 import java.time.Instant
 
@@ -346,7 +345,7 @@ private fun MangaScreenSmallImpl(
                     },
                     icon = { Icon(imageVector = Icons.Filled.PlayArrow, contentDescription = null) },
                     onClick = onContinueReading,
-                    expanded = chapterListState.isScrollingUp() || chapterListState.isScrolledToEnd(),
+                    expanded = chapterListState.shouldExpandFAB(),
                 )
             }
         },
@@ -594,7 +593,7 @@ fun MangaScreenLargeImpl(
                     },
                     icon = { Icon(imageVector = Icons.Filled.PlayArrow, contentDescription = null) },
                     onClick = onContinueReading,
-                    expanded = chapterListState.isScrollingUp() || chapterListState.isScrolledToEnd(),
+                    expanded = chapterListState.shouldExpandFAB(),
                 )
             }
         },

app/src/main/java/eu/kanade/presentation/manga/components/MangaInfoHeader.kt

@@ -42,7 +42,7 @@ import androidx.compose.material.icons.outlined.Sync
 import androidx.compose.material3.DropdownMenuItem
 import androidx.compose.material3.Icon
 import androidx.compose.material3.LocalContentColor
-import androidx.compose.material3.LocalMinimumInteractiveComponentEnforcement
+import androidx.compose.material3.LocalMinimumInteractiveComponentSize
 import androidx.compose.material3.LocalTextStyle
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.ProvideTextStyle
@@ -649,7 +649,7 @@ private fun TagsChip(
     modifier: Modifier = Modifier,
     onClick: () -> Unit,
 ) {
-    CompositionLocalProvider(LocalMinimumInteractiveComponentEnforcement provides false) {
+    CompositionLocalProvider(LocalMinimumInteractiveComponentSize provides 0.dp) {
         SuggestionChip(
             modifier = modifier,
             onClick = onClick,

app/src/main/java/eu/kanade/presentation/manga/components/ScanlatorFilterDialog.kt

@@ -31,8 +31,6 @@ import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.components.material.TextButton
 import tachiyomi.presentation.core.components.material.padding
 import tachiyomi.presentation.core.i18n.stringResource
-import tachiyomi.presentation.core.util.isScrolledToEnd
-import tachiyomi.presentation.core.util.isScrolledToStart
 
 @Composable
 fun ScanlatorFilterDialog(
@@ -96,8 +94,8 @@ fun ScanlatorFilterDialog(
                         }
                     }
                 }
-                if (!state.isScrolledToStart()) HorizontalDivider(modifier = Modifier.align(Alignment.TopCenter))
+                if (state.canScrollBackward) HorizontalDivider(modifier = Modifier.align(Alignment.TopCenter))
-                if (!state.isScrolledToEnd()) HorizontalDivider(modifier = Modifier.align(Alignment.BottomCenter))
+                if (state.canScrollForward) HorizontalDivider(modifier = Modifier.align(Alignment.BottomCenter))
             }
         },
         properties = DialogProperties(

app/src/main/java/eu/kanade/presentation/more/onboarding/PermissionStep.kt

@@ -28,11 +28,11 @@ import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
-import androidx.compose.ui.platform.LocalLifecycleOwner
 import androidx.compose.ui.unit.dp
 import androidx.core.content.getSystemService
 import androidx.lifecycle.DefaultLifecycleObserver
 import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.compose.LocalLifecycleOwner
 import eu.kanade.presentation.util.rememberRequestPackageInstallsPermissionState
 import eu.kanade.tachiyomi.util.system.launchRequestPackageInstallsPermission
 import tachiyomi.i18n.MR

app/src/main/java/eu/kanade/presentation/more/settings/screen/browse/components/ExtensionReposContent.kt

@@ -46,7 +46,7 @@ fun ExtensionReposContent(
         repos.forEach {
             item {
                 ExtensionRepoListItem(
-                    modifier = Modifier.animateItemPlacement(),
+                    modifier = Modifier.animateItem(),
                     repo = it,
                     onOpenWebsite = { onOpenWebsite(it) },
                     onDelete = { onClickDelete(it.baseUrl) },

app/src/main/java/eu/kanade/presentation/more/settings/widget/ListPreferenceWidget.kt

@@ -26,8 +26,6 @@ import androidx.compose.ui.unit.dp
 import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.components.ScrollbarLazyColumn
 import tachiyomi.presentation.core.i18n.stringResource
-import tachiyomi.presentation.core.util.isScrolledToEnd
-import tachiyomi.presentation.core.util.isScrolledToStart
 
 @Composable
 fun <T> ListPreferenceWidget(
@@ -69,8 +67,8 @@ fun <T> ListPreferenceWidget(
                             }
                         }
                     }
-                    if (!state.isScrolledToStart()) HorizontalDivider(modifier = Modifier.align(Alignment.TopCenter))
+                    if (state.canScrollBackward) HorizontalDivider(modifier = Modifier.align(Alignment.TopCenter))
-                    if (!state.isScrolledToEnd()) HorizontalDivider(modifier = Modifier.align(Alignment.BottomCenter))
+                    if (state.canScrollForward) HorizontalDivider(modifier = Modifier.align(Alignment.BottomCenter))
                 }
             },
             confirmButton = {

app/src/main/java/eu/kanade/presentation/more/settings/widget/TriStateListDialog.kt

@@ -30,8 +30,6 @@ import androidx.compose.ui.draw.clip
 import androidx.compose.ui.unit.dp
 import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.i18n.stringResource
-import tachiyomi.presentation.core.util.isScrolledToEnd
-import tachiyomi.presentation.core.util.isScrolledToStart
 
 private enum class State {
     CHECKED, INVERSED, UNCHECKED
@@ -115,16 +113,8 @@ fun <T> TriStateListDialog(
                         }
                     }
 
-                    if (!listState.isScrolledToStart()) {
+                    if (listState.canScrollBackward) HorizontalDivider(modifier = Modifier.align(Alignment.TopCenter))
-                        HorizontalDivider(
+                    if (listState.canScrollForward) HorizontalDivider(modifier = Modifier.align(Alignment.BottomCenter))
-                            modifier = Modifier.align(Alignment.TopCenter),
-                        )
-                    }
-                    if (!listState.isScrolledToEnd()) {
-                        HorizontalDivider(
-                            modifier = Modifier.align(Alignment.BottomCenter),
-                        )
-                    }
                 }
             }
         },

app/src/main/java/eu/kanade/presentation/track/TrackInfoDialogSelector.kt

@@ -43,8 +43,6 @@ import tachiyomi.presentation.core.components.WheelTextPicker
 import tachiyomi.presentation.core.components.material.AlertDialogContent
 import tachiyomi.presentation.core.components.material.padding
 import tachiyomi.presentation.core.i18n.stringResource
-import tachiyomi.presentation.core.util.isScrolledToEnd
-import tachiyomi.presentation.core.util.isScrolledToStart
 
 @Composable
 fun TrackStatusSelector(
@@ -86,8 +84,8 @@ fun TrackStatusSelector(
                     }
                 }
             }
-            if (!state.isScrolledToStart()) HorizontalDivider(modifier = Modifier.align(Alignment.TopCenter))
+            if (state.canScrollBackward) HorizontalDivider(modifier = Modifier.align(Alignment.TopCenter))
-            if (!state.isScrolledToEnd()) HorizontalDivider(modifier = Modifier.align(Alignment.BottomCenter))
+            if (state.canScrollForward) HorizontalDivider(modifier = Modifier.align(Alignment.BottomCenter))
         },
         onConfirm = onConfirm,
         onDismissRequest = onDismissRequest,

app/src/main/java/eu/kanade/presentation/updates/UpdatesUiItem.kt

@@ -54,7 +54,7 @@ internal fun LazyListScope.updatesLastUpdatedItem(
     item(key = "updates-lastUpdated") {
         Box(
             modifier = Modifier
-                .animateItemPlacement()
+                .animateItem()
                 .padding(horizontal = MaterialTheme.padding.medium, vertical = MaterialTheme.padding.small),
         ) {
             Text(
@@ -91,14 +91,14 @@ internal fun LazyListScope.updatesUiItems(
         when (item) {
             is UpdatesUiModel.Header -> {
                 ListGroupHeader(
-                    modifier = Modifier.animateItemPlacement(),
+                    modifier = Modifier.animateItem(),
                     text = relativeDateText(item.date),
                 )
             }
             is UpdatesUiModel.Item -> {
                 val updatesItem = item.item
                 UpdatesUiItem(
-                    modifier = Modifier.animateItemPlacement(),
+                    modifier = Modifier.animateItem(),
                     update = updatesItem.update,
                     selected = updatesItem.selected,
                     readProgress = updatesItem.update.lastPageRead

app/src/main/java/eu/kanade/presentation/util/Permissions.kt

@@ -7,9 +7,9 @@ import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.platform.LocalContext
-import androidx.compose.ui.platform.LocalLifecycleOwner
 import androidx.lifecycle.DefaultLifecycleObserver
 import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.compose.LocalLifecycleOwner
 
 @Composable
 fun rememberRequestPackageInstallsPermissionState(initialValue: Boolean = false): Boolean {

gradle/compose.versions.toml

@@ -1,7 +1,6 @@
 [versions]
 compiler = "1.5.12"
-# 2024.04.00-alpha01 has several bugs with the new animateItem() modifier
+compose-bom = "2024.05.00-alpha01"
-compose-bom = "2024.03.00-alpha02"
 accompanist = "0.35.0-alpha"
 
 [libraries]

presentation-core/src/main/java/tachiyomi/presentation/core/components/AdaptiveSheet.kt

@@ -153,7 +153,9 @@ fun AdaptiveSheet(
                         if (enableSwipeDismiss) {
                             Modifier.nestedScroll(
                                 remember(anchoredDraggableState) {
-                                    anchoredDraggableState.preUpPostDownNestedScrollConnection()
+                                    anchoredDraggableState.preUpPostDownNestedScrollConnection(
+                                        onFling = { scope.launch { anchoredDraggableState.settle(it) } }
+                                    )
                                 },
                             )
                         } else {
@@ -201,11 +203,12 @@ fun AdaptiveSheet(
     }
 }
 
-private fun <T> AnchoredDraggableState<T>.preUpPostDownNestedScrollConnection() =
+private fun <T> AnchoredDraggableState<T>.preUpPostDownNestedScrollConnection(
-    object : NestedScrollConnection {
+    onFling: (velocity: Float) -> Unit
+) = object : NestedScrollConnection {
     override fun onPreScroll(available: Offset, source: NestedScrollSource): Offset {
         val delta = available.toFloat()
-            return if (delta < 0 && source == NestedScrollSource.Drag) {
+        return if (delta < 0 && source == NestedScrollSource.UserInput) {
             dispatchRawDelta(delta).toOffset()
         } else {
             Offset.Zero
@@ -217,7 +220,7 @@ private fun <T> AnchoredDraggableState<T>.preUpPostDownNestedScrollConnection()
         available: Offset,
         source: NestedScrollSource,
     ): Offset {
-            return if (source == NestedScrollSource.Drag) {
+        return if (source == NestedScrollSource.UserInput) {
             dispatchRawDelta(available.toFloat()).toOffset()
         } else {
             Offset.Zero
@@ -227,7 +230,7 @@ private fun <T> AnchoredDraggableState<T>.preUpPostDownNestedScrollConnection()
     override suspend fun onPreFling(available: Velocity): Velocity {
         val toFling = available.toFloat()
         return if (toFling < 0 && offset > anchors.minAnchor()) {
-                settle(toFling)
+            onFling(toFling)
             // since we go to the anchor with tween settling, consume all for the best UX
             available
         } else {
@@ -236,13 +239,8 @@ private fun <T> AnchoredDraggableState<T>.preUpPostDownNestedScrollConnection()
     }
 
     override suspend fun onPostFling(consumed: Velocity, available: Velocity): Velocity {
-            val toFling = available.toFloat()
+        onFling(available.toFloat())
-            return if (toFling > 0) {
+        return available
-                settle(toFling)
-                available
-            } else {
-                Velocity.Zero
-            }
     }
 
     private fun Float.toOffset(): Offset = Offset(0f, this)

presentation-core/src/main/java/tachiyomi/presentation/core/components/material/PullRefresh.kt

@@ -1,34 +1,16 @@
 package tachiyomi.presentation.core.components.material
 
-import androidx.compose.animation.core.animate
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.pulltorefresh.PullToRefreshContainer
+import androidx.compose.material3.pulltorefresh.PullToRefreshDefaults
-import androidx.compose.material3.pulltorefresh.PullToRefreshState
+import androidx.compose.material3.pulltorefresh.pullToRefresh
+import androidx.compose.material3.pulltorefresh.rememberPullToRefreshState
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableFloatStateOf
-import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
-import androidx.compose.runtime.saveable.Saver
-import androidx.compose.runtime.saveable.rememberSaveable
-import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.geometry.Offset
-import androidx.compose.ui.input.nestedscroll.NestedScrollConnection
-import androidx.compose.ui.input.nestedscroll.NestedScrollSource
-import androidx.compose.ui.input.nestedscroll.nestedScroll
-import androidx.compose.ui.platform.LocalDensity
-import androidx.compose.ui.unit.Dp
-import androidx.compose.ui.unit.LayoutDirection
-import androidx.compose.ui.unit.Velocity
 import androidx.compose.ui.unit.dp
-import kotlin.math.abs
-import kotlin.math.pow
 
 /**
  * @param refreshing Whether the layout is currently refreshing
@@ -46,242 +28,26 @@ fun PullRefresh(
     indicatorPadding: PaddingValues = PaddingValues(0.dp),
     content: @Composable () -> Unit,
 ) {
-    val state = rememberPullToRefreshState(
+    val state = rememberPullToRefreshState()
+    Box(
+        modifier = modifier
+            .pullToRefresh(
                 isRefreshing = refreshing,
-        extraVerticalOffset = indicatorPadding.calculateTopPadding(),
+                state = state,
                 enabled = enabled,
                 onRefresh = onRefresh,
             )
-
+    ) {
-    Box(modifier.nestedScroll(state.nestedScrollConnection)) {
         content()
 
-        val contentPadding = remember(indicatorPadding) {
+        PullToRefreshDefaults.Indicator(
-            object : PaddingValues {
-                override fun calculateLeftPadding(layoutDirection: LayoutDirection): Dp =
-                    indicatorPadding.calculateLeftPadding(layoutDirection)
-
-                override fun calculateTopPadding(): Dp = 0.dp
-
-                override fun calculateRightPadding(layoutDirection: LayoutDirection): Dp =
-                    indicatorPadding.calculateRightPadding(layoutDirection)
-
-                override fun calculateBottomPadding(): Dp =
-                    indicatorPadding.calculateBottomPadding()
-            }
-        }
-        PullToRefreshContainer(
-            state = state,
             modifier = Modifier
                 .align(Alignment.TopCenter)
-                .padding(contentPadding),
+                .padding(indicatorPadding),
+            isRefreshing = refreshing,
+            state = state,
             containerColor = MaterialTheme.colorScheme.surfaceVariant,
-            contentColor = MaterialTheme.colorScheme.onSurfaceVariant,
+            color = MaterialTheme.colorScheme.onSurfaceVariant,
         )
     }
 }
-
-@Composable
-private fun rememberPullToRefreshState(
-    isRefreshing: Boolean,
-    extraVerticalOffset: Dp,
-    positionalThreshold: Dp = 64.dp,
-    enabled: () -> Boolean = { true },
-    onRefresh: () -> Unit,
-): PullToRefreshStateImpl {
-    val density = LocalDensity.current
-    val extraVerticalOffsetPx = with(density) { extraVerticalOffset.toPx() }
-    val positionalThresholdPx = with(density) { positionalThreshold.toPx() }
-    return rememberSaveable(
-        extraVerticalOffset,
-        positionalThresholdPx,
-        enabled,
-        onRefresh,
-        saver = PullToRefreshStateImpl.Saver(
-            extraVerticalOffset = extraVerticalOffsetPx,
-            positionalThreshold = positionalThresholdPx,
-            enabled = enabled,
-            onRefresh = onRefresh,
-        ),
-    ) {
-        PullToRefreshStateImpl(
-            initialRefreshing = isRefreshing,
-            extraVerticalOffset = extraVerticalOffsetPx,
-            positionalThreshold = positionalThresholdPx,
-            enabled = enabled,
-            onRefresh = onRefresh,
-        )
-    }.also {
-        LaunchedEffect(isRefreshing) {
-            if (isRefreshing && !it.isRefreshing) {
-                it.startRefreshAnimated()
-            } else if (!isRefreshing && it.isRefreshing) {
-                it.endRefreshAnimated()
-            }
-        }
-    }
-}
-
-/**
- * Creates a [PullToRefreshState].
- *
- * @param positionalThreshold The positional threshold, in pixels, in which a refresh is triggered
- * @param extraVerticalOffset Extra vertical offset, in pixels, for the "refreshing" state
- * @param initialRefreshing The initial refreshing value of [PullToRefreshState]
- * @param enabled a callback used to determine whether scroll events are to be handled by this
- * @param onRefresh a callback to run when pull-to-refresh action is triggered by user
- * [PullToRefreshState]
- */
-private class PullToRefreshStateImpl(
-    initialRefreshing: Boolean,
-    private val extraVerticalOffset: Float,
-    override val positionalThreshold: Float,
-    enabled: () -> Boolean,
-    private val onRefresh: () -> Unit,
-) : PullToRefreshState {
-
-    override val progress get() = adjustedDistancePulled / positionalThreshold
-    override var verticalOffset by mutableFloatStateOf(if (initialRefreshing) refreshingVerticalOffset else 0f)
-
-    override var isRefreshing by mutableStateOf(initialRefreshing)
-
-    private val refreshingVerticalOffset: Float
-        get() = positionalThreshold + extraVerticalOffset
-
-    override fun startRefresh() {
-        isRefreshing = true
-        verticalOffset = refreshingVerticalOffset
-    }
-
-    suspend fun startRefreshAnimated() {
-        isRefreshing = true
-        animateTo(refreshingVerticalOffset)
-    }
-
-    override fun endRefresh() {
-        verticalOffset = 0f
-        isRefreshing = false
-    }
-
-    suspend fun endRefreshAnimated() {
-        animateTo(0f)
-        isRefreshing = false
-    }
-
-    override var nestedScrollConnection = object : NestedScrollConnection {
-        override fun onPreScroll(
-            available: Offset,
-            source: NestedScrollSource,
-        ): Offset = when {
-            !enabled() -> Offset.Zero
-            // Swiping up
-            source == NestedScrollSource.Drag && available.y < 0 -> {
-                consumeAvailableOffset(available)
-            }
-            else -> Offset.Zero
-        }
-
-        override fun onPostScroll(
-            consumed: Offset,
-            available: Offset,
-            source: NestedScrollSource,
-        ): Offset = when {
-            !enabled() -> Offset.Zero
-            // Swiping down
-            source == NestedScrollSource.Drag && available.y > 0 -> {
-                consumeAvailableOffset(available)
-            }
-            else -> Offset.Zero
-        }
-
-        override suspend fun onPreFling(available: Velocity): Velocity {
-            return Velocity(0f, onRelease(available.y))
-        }
-    }
-
-    /** Helper method for nested scroll connection */
-    fun consumeAvailableOffset(available: Offset): Offset {
-        val y = if (isRefreshing) {
-            0f
-        } else {
-            val newOffset = (distancePulled + available.y).coerceAtLeast(0f)
-            val dragConsumed = newOffset - distancePulled
-            distancePulled = newOffset
-            verticalOffset = calculateVerticalOffset() + (extraVerticalOffset * progress.coerceIn(0f, 1f))
-            dragConsumed
-        }
-        return Offset(0f, y)
-    }
-
-    /** Helper method for nested scroll connection. Calls onRefresh callback when triggered */
-    suspend fun onRelease(velocity: Float): Float {
-        if (isRefreshing) return 0f // Already refreshing, do nothing
-        // Trigger refresh
-        if (adjustedDistancePulled > positionalThreshold) {
-            onRefresh()
-            startRefreshAnimated()
-        } else {
-            animateTo(0f)
-        }
-
-        val consumed = when {
-            // We are flinging without having dragged the pull refresh (for example a fling inside
-            // a list) - don't consume
-            distancePulled == 0f -> 0f
-            // If the velocity is negative, the fling is upwards, and we don't want to prevent the
-            // the list from scrolling
-            velocity < 0f -> 0f
-            // We are showing the indicator, and the fling is downwards - consume everything
-            else -> velocity
-        }
-        distancePulled = 0f
-        return consumed
-    }
-
-    suspend fun animateTo(offset: Float) {
-        animate(initialValue = verticalOffset, targetValue = offset) { value, _ ->
-            verticalOffset = value
-        }
-    }
-
-    /** Provides custom vertical offset behavior for [PullToRefreshContainer] */
-    fun calculateVerticalOffset(): Float = when {
-        // If drag hasn't gone past the threshold, the position is the adjustedDistancePulled.
-        adjustedDistancePulled <= positionalThreshold -> adjustedDistancePulled
-        else -> {
-            // How far beyond the threshold pull has gone, as a percentage of the threshold.
-            val overshootPercent = abs(progress) - 1.0f
-            // Limit the overshoot to 200%. Linear between 0 and 200.
-            val linearTension = overshootPercent.coerceIn(0f, 2f)
-            // Non-linear tension. Increases with linearTension, but at a decreasing rate.
-            val tensionPercent = linearTension - linearTension.pow(2) / 4
-            // The additional offset beyond the threshold.
-            val extraOffset = positionalThreshold * tensionPercent
-            positionalThreshold + extraOffset
-        }
-    }
-
-    companion object {
-        /** The default [Saver] for [PullToRefreshStateImpl]. */
-        fun Saver(
-            extraVerticalOffset: Float,
-            positionalThreshold: Float,
-            enabled: () -> Boolean,
-            onRefresh: () -> Unit,
-        ) = Saver<PullToRefreshStateImpl, Boolean>(
-            save = { it.isRefreshing },
-            restore = { isRefreshing ->
-                PullToRefreshStateImpl(
-                    initialRefreshing = isRefreshing,
-                    extraVerticalOffset = extraVerticalOffset,
-                    positionalThreshold = positionalThreshold,
-                    enabled = enabled,
-                    onRefresh = onRefresh,
-                )
-            },
-        )
-    }
-
-    private var distancePulled by mutableFloatStateOf(0f)
-    private val adjustedDistancePulled: Float get() = distancePulled * 0.5f
-}

presentation-core/src/main/java/tachiyomi/presentation/core/util/LazyListState.kt

@@ -3,63 +3,16 @@ package tachiyomi.presentation.core.util
 import androidx.compose.foundation.lazy.LazyListState
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.derivedStateOf
-import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.remember
-import androidx.compose.runtime.setValue
 
 @Composable
-fun LazyListState.isScrolledToStart(): Boolean {
+fun LazyListState.shouldExpandFAB(): Boolean {
     return remember {
         derivedStateOf {
-            val firstItem = layoutInfo.visibleItemsInfo.firstOrNull()
+            (firstVisibleItemIndex == 0 && firstVisibleItemScrollOffset == 0) ||
-            firstItem == null || firstItem.offset == layoutInfo.viewportStartOffset
+                lastScrolledBackward ||
-        }
+                !canScrollForward
-    }.value
-}
-
-@Composable
-fun LazyListState.isScrolledToEnd(): Boolean {
-    return remember {
-        derivedStateOf {
-            val lastItem = layoutInfo.visibleItemsInfo.lastOrNull()
-            lastItem == null || lastItem.size + lastItem.offset <= layoutInfo.viewportEndOffset
-        }
-    }.value
-}
-
-@Composable
-fun LazyListState.isScrollingUp(): Boolean {
-    var previousIndex by remember { mutableIntStateOf(firstVisibleItemIndex) }
-    var previousScrollOffset by remember { mutableIntStateOf(firstVisibleItemScrollOffset) }
-    return remember {
-        derivedStateOf {
-            if (previousIndex != firstVisibleItemIndex) {
-                previousIndex > firstVisibleItemIndex
-            } else {
-                previousScrollOffset >= firstVisibleItemScrollOffset
-            }.also {
-                previousIndex = firstVisibleItemIndex
-                previousScrollOffset = firstVisibleItemScrollOffset
         }
     }
-    }.value
+        .value
-}
-
-@Composable
-fun LazyListState.isScrollingDown(): Boolean {
-    var previousIndex by remember { mutableIntStateOf(firstVisibleItemIndex) }
-    var previousScrollOffset by remember { mutableIntStateOf(firstVisibleItemScrollOffset) }
-    return remember {
-        derivedStateOf {
-            if (previousIndex != firstVisibleItemIndex) {
-                previousIndex < firstVisibleItemIndex
-            } else {
-                previousScrollOffset <= firstVisibleItemScrollOffset
-            }.also {
-                previousIndex = firstVisibleItemIndex
-                previousScrollOffset = firstVisibleItemScrollOffset
-            }
-        }
-    }.value
 }