immich/web/src/lib/components/photos-page/asset-grid.svelte
2025-05-22 15:17:34 -05:00

870 lines
28 KiB
Svelte

<script lang="ts">
import { afterNavigate, beforeNavigate, goto } from '$app/navigation';
import { page } from '$app/stores';
import { resizeObserver, type OnResizeCallback } from '$lib/actions/resize-observer';
import { shortcuts, type ShortcutOptions } from '$lib/actions/shortcut';
import type { Action } from '$lib/components/asset-viewer/actions/action';
import Skeleton from '$lib/components/photos-page/skeleton.svelte';
import Scrubber from '$lib/components/shared-components/scrubber/scrubber.svelte';
import { AppRoute, AssetAction } from '$lib/constants';
import { albumMapViewManager } from '$lib/managers/album-view-map.manager.svelte';
import { authManager } from '$lib/managers/auth-manager.svelte';
import { modalManager } from '$lib/managers/modal-manager.svelte';
import ShortcutsModal from '$lib/modals/ShortcutsModal.svelte';
import type { AssetInteraction } from '$lib/stores/asset-interaction.svelte';
import { assetViewingStore } from '$lib/stores/asset-viewing.store';
import {
AssetBucket,
assetsSnapshot,
AssetStore,
isSelectingAllAssets,
type TimelineAsset,
} from '$lib/stores/assets-store.svelte';
import { mobileDevice } from '$lib/stores/mobile-device.svelte';
import { showDeleteModal } from '$lib/stores/preferences.store';
import { searchStore } from '$lib/stores/search.svelte';
import { featureFlags } from '$lib/stores/server-config.store';
import { handlePromiseError } from '$lib/utils';
import { deleteAssets, updateStackedAssetInTimeline, updateUnstackedAssetInTimeline } from '$lib/utils/actions';
import { archiveAssets, cancelMultiselect, selectAllAssets, stackAssets } from '$lib/utils/asset-utils';
import { focusNext } from '$lib/utils/focus-util';
import { navigate } from '$lib/utils/navigation';
import { type ScrubberListener } from '$lib/utils/timeline-util';
import { AssetVisibility, getAssetInfo, type AlbumResponseDto, type PersonResponseDto } from '@immich/sdk';
import { onMount, type Snippet } from 'svelte';
import type { UpdatePayload } from 'vite';
import Portal from '../shared-components/portal/portal.svelte';
import AssetDateGroup from './asset-date-group.svelte';
import DeleteAssetDialog from './delete-asset-dialog.svelte';
interface Props {
isSelectionMode?: boolean;
singleSelect?: boolean;
/** `true` if this asset grid is responds to navigation events; if `true`, then look at the
`AssetViewingStore.gridScrollTarget` and load and scroll to the asset specified, and
additionally, update the page location/url with the asset as the asset-grid is scrolled */
enableRouting: boolean;
assetStore: AssetStore;
assetInteraction: AssetInteraction;
removeAction?:
| AssetAction.UNARCHIVE
| AssetAction.ARCHIVE
| AssetAction.FAVORITE
| AssetAction.UNFAVORITE
| AssetAction.SET_VISIBILITY_TIMELINE
| null;
withStacked?: boolean;
showArchiveIcon?: boolean;
isShared?: boolean;
album?: AlbumResponseDto | null;
person?: PersonResponseDto | null;
isShowDeleteConfirmation?: boolean;
onSelect?: (asset: TimelineAsset) => void;
onEscape?: () => void;
children?: Snippet;
empty?: Snippet;
}
let {
isSelectionMode = false,
singleSelect = false,
enableRouting,
assetStore = $bindable(),
assetInteraction,
removeAction = null,
withStacked = false,
showArchiveIcon = false,
isShared = false,
album = null,
person = null,
isShowDeleteConfirmation = $bindable(false),
onSelect = () => {},
onEscape = () => {},
children,
empty,
}: Props = $props();
let { isViewing: showAssetViewer, asset: viewingAsset, preloadAssets, gridScrollTarget } = assetViewingStore;
let element: HTMLElement | undefined = $state();
let timelineElement: HTMLElement | undefined = $state();
let showSkeleton = $state(true);
let scrubBucketPercent = $state(0);
let scrubBucket: { bucketDate: string | undefined } | undefined = $state();
let scrubOverallPercent: number = $state(0);
let scrubberWidth = $state(0);
// 60 is the bottom spacer element at 60px
let bottomSectionHeight = 60;
let leadout = $state(false);
const maxMd = $derived(mobileDevice.maxMd);
const usingMobileDevice = $derived(mobileDevice.pointerCoarse);
$effect(() => {
const layoutOptions = maxMd
? {
rowHeight: 100,
headerHeight: 32,
}
: {
rowHeight: 235,
headerHeight: 48,
};
assetStore.setLayoutOptions(layoutOptions);
});
const scrollTo = (top: number) => {
element?.scrollTo({ top });
showSkeleton = false;
};
const scrollToTop = () => {
scrollTo(0);
};
const completeNav = async () => {
const scrollTarget = $gridScrollTarget?.at;
if (scrollTarget) {
try {
const bucket = await assetStore.findBucketForAsset(scrollTarget);
if (bucket) {
const height = bucket.findAssetAbsolutePosition(scrollTarget);
if (height) {
scrollTo(height);
assetStore.updateIntersections();
return;
}
}
} catch {
// ignore errors - asset may not be in the store
}
}
scrollToTop();
};
beforeNavigate(() => (assetStore.suspendTransitions = true));
afterNavigate((nav) => {
const { complete } = nav;
complete.then(completeNav, completeNav);
});
const hmrSupport = () => {
// when hmr happens, skeleton is initialized to true by default
// normally, loading asset-grid is part of a navigation event, and the completion of
// that event triggers a scroll-to-asset, if necessary, when then clears the skeleton.
// this handler will run the navigation/scroll-to-asset handler when hmr is performed,
// preventing skeleton from showing after hmr
if (import.meta && import.meta.hot) {
const afterApdate = (payload: UpdatePayload) => {
const assetGridUpdate = payload.updates.some(
(update) => update.path.endsWith('asset-grid.svelte') || update.path.endsWith('assets-store.ts'),
);
if (assetGridUpdate) {
setTimeout(() => {
const asset = $page.url.searchParams.get('at');
if (asset) {
$gridScrollTarget = { at: asset };
void navigate(
{ targetRoute: 'current', assetId: null, assetGridRouteSearchParams: $gridScrollTarget },
{ replaceState: true, forceNavigate: true },
);
} else {
scrollToTop();
}
}, 500);
}
};
import.meta.hot?.on('vite:afterUpdate', afterApdate);
import.meta.hot?.on('vite:beforeUpdate', (payload) => {
const assetGridUpdate = payload.updates.some((update) => update.path.endsWith('asset-grid.svelte'));
if (assetGridUpdate) {
assetStore.destroy();
}
});
return () => import.meta.hot?.off('vite:afterUpdate', afterApdate);
}
return () => void 0;
};
const updateIsScrolling = () => (assetStore.scrolling = true);
// note: don't throttle, debounch, or otherwise do this function async - it causes flicker
const updateSlidingWindow = () => assetStore.updateSlidingWindow(element?.scrollTop || 0);
const compensateScrollCallback = ({ delta, top }: { delta?: number; top?: number }) => {
if (delta) {
element?.scrollBy(0, delta);
} else if (top) {
element?.scrollTo({ top });
}
};
const topSectionResizeObserver: OnResizeCallback = ({ height }) => (assetStore.topSectionHeight = height);
onMount(() => {
assetStore.setCompensateScrollCallback(compensateScrollCallback);
if (!enableRouting) {
showSkeleton = false;
}
const disposeHmr = hmrSupport();
return () => {
assetStore.setCompensateScrollCallback();
disposeHmr();
};
});
const getMaxScrollPercent = () => {
const totalHeight = assetStore.timelineHeight + bottomSectionHeight + assetStore.topSectionHeight;
return (totalHeight - assetStore.viewportHeight) / totalHeight;
};
const getMaxScroll = () => {
if (!element || !timelineElement) {
return 0;
}
return assetStore.topSectionHeight + bottomSectionHeight + (timelineElement.clientHeight - element.clientHeight);
};
const scrollToBucketAndOffset = (bucket: AssetBucket, bucketScrollPercent: number) => {
const topOffset = bucket.top;
const maxScrollPercent = getMaxScrollPercent();
const delta = bucket.bucketHeight * bucketScrollPercent;
const scrollTop = (topOffset + delta) * maxScrollPercent;
if (element) {
element.scrollTop = scrollTop;
}
};
// note: don't throttle, debounch, or otherwise make this function async - it causes flicker
const onScrub: ScrubberListener = (
bucketDate: string | undefined,
scrollPercent: number,
bucketScrollPercent: number,
) => {
if (!bucketDate || assetStore.timelineHeight < assetStore.viewportHeight * 2) {
// edge case - scroll limited due to size of content, must adjust - use use the overall percent instead
const maxScroll = getMaxScroll();
const offset = maxScroll * scrollPercent;
if (!element) {
return;
}
element.scrollTop = offset;
} else {
const bucket = assetStore.buckets.find((b) => b.bucketDate === bucketDate);
if (!bucket) {
return;
}
scrollToBucketAndOffset(bucket, bucketScrollPercent);
}
};
// note: don't throttle, debounch, or otherwise make this function async - it causes flicker
const handleTimelineScroll = () => {
leadout = false;
if (!element) {
return;
}
if (assetStore.timelineHeight < assetStore.viewportHeight * 2) {
// edge case - scroll limited due to size of content, must adjust - use the overall percent instead
const maxScroll = getMaxScroll();
scrubOverallPercent = Math.min(1, element.scrollTop / maxScroll);
scrubBucket = undefined;
scrubBucketPercent = 0;
} else {
let top = element.scrollTop;
if (top < assetStore.topSectionHeight) {
// in the lead-in area
scrubBucket = undefined;
scrubBucketPercent = 0;
const maxScroll = getMaxScroll();
scrubOverallPercent = Math.min(1, element.scrollTop / maxScroll);
return;
}
let maxScrollPercent = getMaxScrollPercent();
let found = false;
const bucketsLength = assetStore.buckets.length;
for (let i = -1; i < bucketsLength + 1; i++) {
let bucket: { bucketDate: string | undefined } | undefined;
let bucketHeight = 0;
if (i === -1) {
// lead-in
bucketHeight = assetStore.topSectionHeight;
} else if (i === bucketsLength) {
// lead-out
bucketHeight = bottomSectionHeight;
} else {
bucket = assetStore.buckets[i];
bucketHeight = assetStore.buckets[i].bucketHeight;
}
let next = top - bucketHeight * maxScrollPercent;
// instead of checking for < 0, add a little wiggle room for subpixel resolution
if (next < -1 && bucket) {
scrubBucket = bucket;
// allowing next to be at least 1 may cause percent to go negative, so ensure positive percentage
scrubBucketPercent = Math.max(0, top / (bucketHeight * maxScrollPercent));
// compensate for lost precision/rounding errors advance to the next bucket, if present
if (scrubBucketPercent > 0.9999 && i + 1 < bucketsLength - 1) {
scrubBucket = assetStore.buckets[i + 1];
scrubBucketPercent = 0;
}
found = true;
break;
}
top = next;
}
if (!found) {
leadout = true;
scrubBucket = undefined;
scrubBucketPercent = 0;
scrubOverallPercent = 1;
}
}
};
const trashOrDelete = async (force: boolean = false) => {
isShowDeleteConfirmation = false;
await deleteAssets(!(isTrashEnabled && !force), (assetIds) => assetStore.removeAssets(assetIds), idsSelectedAssets);
assetInteraction.clearMultiselect();
};
const onDelete = () => {
const hasTrashedAsset = assetInteraction.selectedAssets.some((asset) => asset.isTrashed);
if ($showDeleteModal && (!isTrashEnabled || hasTrashedAsset)) {
isShowDeleteConfirmation = true;
return;
}
handlePromiseError(trashOrDelete(hasTrashedAsset));
};
const onForceDelete = () => {
if ($showDeleteModal) {
isShowDeleteConfirmation = true;
return;
}
handlePromiseError(trashOrDelete(true));
};
const onStackAssets = async () => {
const result = await stackAssets(assetInteraction.selectedAssets);
updateStackedAssetInTimeline(assetStore, result);
onEscape();
};
const toggleArchive = async () => {
await archiveAssets(
assetInteraction.selectedAssets,
assetInteraction.isAllArchived ? AssetVisibility.Timeline : AssetVisibility.Archive,
);
assetStore.updateAssets(assetInteraction.selectedAssets);
deselectAllAssets();
};
const focusElement = () => {
if (document.activeElement === document.body) {
element?.focus();
}
};
const handleSelectAsset = (asset: TimelineAsset) => {
if (!assetStore.albumAssets.has(asset.id)) {
assetInteraction.selectAsset(asset);
}
};
const handlePrevious = async () => {
const previousAsset = await assetStore.getPreviousAsset($viewingAsset);
if (previousAsset) {
const preloadAsset = await assetStore.getPreviousAsset(previousAsset);
const asset = await getAssetInfo({ id: previousAsset.id, key: authManager.key });
assetViewingStore.setAsset(asset, preloadAsset ? [preloadAsset] : []);
await navigate({ targetRoute: 'current', assetId: previousAsset.id });
}
return !!previousAsset;
};
const handleNext = async () => {
const nextAsset = await assetStore.getNextAsset($viewingAsset);
if (nextAsset) {
const preloadAsset = await assetStore.getNextAsset(nextAsset);
const asset = await getAssetInfo({ id: nextAsset.id, key: authManager.key });
assetViewingStore.setAsset(asset, preloadAsset ? [preloadAsset] : []);
await navigate({ targetRoute: 'current', assetId: nextAsset.id });
}
return !!nextAsset;
};
const handleRandom = async () => {
const randomAsset = await assetStore.getRandomAsset();
if (randomAsset) {
const preloadAsset = await assetStore.getNextAsset(randomAsset);
const asset = await getAssetInfo({ id: randomAsset.id, key: authManager.key });
assetViewingStore.setAsset(asset, preloadAsset ? [preloadAsset] : []);
await navigate({ targetRoute: 'current', assetId: randomAsset.id });
return asset;
}
};
const handleClose = async (asset: { id: string }) => {
assetViewingStore.showAssetViewer(false);
showSkeleton = true;
$gridScrollTarget = { at: asset.id };
await navigate({ targetRoute: 'current', assetId: null, assetGridRouteSearchParams: $gridScrollTarget });
};
const handlePreAction = async (action: Action) => {
switch (action.type) {
case removeAction:
case AssetAction.TRASH:
case AssetAction.RESTORE:
case AssetAction.DELETE:
case AssetAction.ARCHIVE:
case AssetAction.SET_VISIBILITY_LOCKED:
case AssetAction.SET_VISIBILITY_TIMELINE: {
// find the next asset to show or close the viewer
// eslint-disable-next-line @typescript-eslint/no-unused-expressions
(await handleNext()) || (await handlePrevious()) || (await handleClose(action.asset));
// delete after find the next one
assetStore.removeAssets([action.asset.id]);
break;
}
}
};
const handleAction = (action: Action) => {
switch (action.type) {
case AssetAction.ARCHIVE:
case AssetAction.UNARCHIVE:
case AssetAction.FAVORITE:
case AssetAction.UNFAVORITE: {
assetStore.updateAssets([action.asset]);
break;
}
case AssetAction.ADD: {
assetStore.addAssets([action.asset]);
break;
}
case AssetAction.UNSTACK: {
updateUnstackedAssetInTimeline(assetStore, action.assets);
break;
}
}
};
let lastAssetMouseEvent: TimelineAsset | null = $state(null);
let shiftKeyIsDown = $state(false);
const deselectAllAssets = () => {
cancelMultiselect(assetInteraction);
};
const onKeyDown = (event: KeyboardEvent) => {
if (searchStore.isSearchEnabled) {
return;
}
if (event.key === 'Shift') {
event.preventDefault();
shiftKeyIsDown = true;
}
};
const onKeyUp = (event: KeyboardEvent) => {
if (searchStore.isSearchEnabled) {
return;
}
if (event.key === 'Shift') {
event.preventDefault();
shiftKeyIsDown = false;
}
};
const handleSelectAssetCandidates = (asset: TimelineAsset | null) => {
if (asset) {
selectAssetCandidates(asset);
}
lastAssetMouseEvent = asset;
};
const handleGroupSelect = (assetStore: AssetStore, group: string, assets: TimelineAsset[]) => {
if (assetInteraction.selectedGroup.has(group)) {
assetInteraction.removeGroupFromMultiselectGroup(group);
for (const asset of assets) {
assetInteraction.removeAssetFromMultiselectGroup(asset.id);
}
} else {
assetInteraction.addGroupToMultiselectGroup(group);
for (const asset of assets) {
handleSelectAsset(asset);
}
}
if (assetStore.getAssets().length == assetInteraction.selectedAssets.length) {
isSelectingAllAssets.set(true);
} else {
isSelectingAllAssets.set(false);
}
};
const handleSelectAssets = async (asset: TimelineAsset) => {
if (!asset) {
return;
}
onSelect(asset);
if (singleSelect && element) {
element.scrollTop = 0;
return;
}
const rangeSelection = assetInteraction.assetSelectionCandidates.length > 0;
const deselect = assetInteraction.hasSelectedAsset(asset.id);
// Select/deselect already loaded assets
if (deselect) {
for (const candidate of assetInteraction.assetSelectionCandidates) {
assetInteraction.removeAssetFromMultiselectGroup(candidate.id);
}
assetInteraction.removeAssetFromMultiselectGroup(asset.id);
} else {
for (const candidate of assetInteraction.assetSelectionCandidates) {
handleSelectAsset(candidate);
}
handleSelectAsset(asset);
}
assetInteraction.clearAssetSelectionCandidates();
if (assetInteraction.assetSelectionStart && rangeSelection) {
let startBucket = assetStore.getBucketIndexByAssetId(assetInteraction.assetSelectionStart.id);
let endBucket = assetStore.getBucketIndexByAssetId(asset.id);
if (startBucket === null || endBucket === null) {
return;
}
// Select/deselect assets in range (start,end)
let started = false;
for (const bucket of assetStore.buckets) {
if (bucket === endBucket) {
break;
}
if (started) {
await assetStore.loadBucket(bucket.bucketDate);
for (const asset of bucket.getAssets()) {
if (deselect) {
assetInteraction.removeAssetFromMultiselectGroup(asset.id);
} else {
handleSelectAsset(asset);
}
}
}
if (bucket === startBucket) {
started = true;
}
}
// Update date group selection in range [start,end]
started = false;
for (const bucket of assetStore.buckets) {
if (bucket === startBucket) {
started = true;
}
if (started) {
// Split bucket into date groups and check each group
for (const dateGroup of bucket.dateGroups) {
const dateGroupTitle = dateGroup.groupTitle;
if (dateGroup.getAssets().every((a) => assetInteraction.hasSelectedAsset(a.id))) {
assetInteraction.addGroupToMultiselectGroup(dateGroupTitle);
} else {
assetInteraction.removeGroupFromMultiselectGroup(dateGroupTitle);
}
}
}
if (bucket === endBucket) {
break;
}
}
}
assetInteraction.setAssetSelectionStart(deselect ? null : asset);
};
const selectAssetCandidates = (endAsset: TimelineAsset) => {
if (!shiftKeyIsDown) {
return;
}
const startAsset = assetInteraction.assetSelectionStart;
if (!startAsset) {
return;
}
const assets = assetsSnapshot(assetStore.getAssets());
let start = assets.findIndex((a) => a.id === startAsset.id);
let end = assets.findIndex((a) => a.id === endAsset.id);
if (start > end) {
[start, end] = [end, start];
}
assetInteraction.setAssetSelectionCandidates(assets.slice(start, end + 1));
};
const onSelectStart = (e: Event) => {
if (assetInteraction.selectionActive && shiftKeyIsDown) {
e.preventDefault();
}
};
const focusNextAsset = () => focusNext((element) => element.dataset.thumbnailFocusContainer !== undefined, true);
const focusPreviousAsset = () => focusNext((element) => element.dataset.thumbnailFocusContainer !== undefined, false);
let isTrashEnabled = $derived($featureFlags.loaded && $featureFlags.trash);
let isEmpty = $derived(assetStore.isInitialized && assetStore.buckets.length === 0);
let idsSelectedAssets = $derived(assetInteraction.selectedAssets.map(({ id }) => id));
let isShortcutModalOpen = false;
const handleOpenShortcutModal = async () => {
if (isShortcutModalOpen) {
return;
}
isShortcutModalOpen = true;
await modalManager.show(ShortcutsModal, {});
isShortcutModalOpen = false;
};
$effect(() => {
if (isEmpty) {
assetInteraction.clearMultiselect();
}
});
let shortcutList = $derived(
(() => {
if (searchStore.isSearchEnabled || $showAssetViewer) {
return [];
}
const shortcuts: ShortcutOptions[] = [
{ shortcut: { key: 'Escape' }, onShortcut: onEscape },
{ shortcut: { key: '?', shift: true }, onShortcut: handleOpenShortcutModal },
{ shortcut: { key: '/' }, onShortcut: () => goto(AppRoute.EXPLORE) },
{ shortcut: { key: 'A', ctrl: true }, onShortcut: () => selectAllAssets(assetStore, assetInteraction) },
{ shortcut: { key: 'PageDown' }, preventDefault: false, onShortcut: focusElement },
{ shortcut: { key: 'PageUp' }, preventDefault: false, onShortcut: focusElement },
{ shortcut: { key: 'ArrowRight' }, preventDefault: false, onShortcut: focusNextAsset },
{ shortcut: { key: 'ArrowLeft' }, preventDefault: false, onShortcut: focusPreviousAsset },
];
if (assetInteraction.selectionActive) {
shortcuts.push(
{ shortcut: { key: 'Delete' }, onShortcut: onDelete },
{ shortcut: { key: 'Delete', shift: true }, onShortcut: onForceDelete },
{ shortcut: { key: 'D', ctrl: true }, onShortcut: () => deselectAllAssets() },
{ shortcut: { key: 's' }, onShortcut: () => onStackAssets() },
{ shortcut: { key: 'a', shift: true }, onShortcut: toggleArchive },
);
}
return shortcuts;
})(),
);
$effect(() => {
if (!lastAssetMouseEvent) {
assetInteraction.clearAssetSelectionCandidates();
}
});
$effect(() => {
if (!shiftKeyIsDown) {
assetInteraction.clearAssetSelectionCandidates();
}
});
$effect(() => {
if (shiftKeyIsDown && lastAssetMouseEvent) {
selectAssetCandidates(lastAssetMouseEvent);
}
});
</script>
<svelte:document onkeydown={onKeyDown} onkeyup={onKeyUp} onselectstart={onSelectStart} use:shortcuts={shortcutList} />
{#if isShowDeleteConfirmation}
<DeleteAssetDialog
size={idsSelectedAssets.length}
onCancel={() => (isShowDeleteConfirmation = false)}
onConfirm={() => handlePromiseError(trashOrDelete(true))}
/>
{/if}
{#if assetStore.buckets.length > 0}
<Scrubber
{assetStore}
height={assetStore.viewportHeight}
timelineTopOffset={assetStore.topSectionHeight}
timelineBottomOffset={bottomSectionHeight}
{leadout}
{scrubOverallPercent}
{scrubBucketPercent}
{scrubBucket}
{onScrub}
bind:scrubberWidth
onScrubKeyDown={(evt) => {
evt.preventDefault();
let amount = 50;
if (shiftKeyIsDown) {
amount = 500;
}
if (evt.key === 'ArrowUp') {
amount = -amount;
if (shiftKeyIsDown) {
element?.scrollBy({ top: amount, behavior: 'smooth' });
}
} else if (evt.key === 'ArrowDown') {
element?.scrollBy({ top: amount, behavior: 'smooth' });
}
}}
/>
{/if}
<!-- Right margin MUST be equal to the width of immich-scrubbable-scrollbar -->
<section
id="asset-grid"
class={['scrollbar-hidden h-full overflow-y-auto outline-none', { 'm-0': isEmpty }, { 'ms-0': !isEmpty }]}
style:margin-right={(usingMobileDevice ? 0 : scrubberWidth) + 'px'}
tabindex="-1"
bind:clientHeight={assetStore.viewportHeight}
bind:clientWidth={null, (v) => ((assetStore.viewportWidth = v), updateSlidingWindow())}
bind:this={element}
onscroll={() => (handleTimelineScroll(), updateSlidingWindow(), updateIsScrolling())}
>
<section
bind:this={timelineElement}
id="virtual-timeline"
class:invisible={showSkeleton}
style:height={assetStore.timelineHeight + 'px'}
>
<section
use:resizeObserver={topSectionResizeObserver}
class:invisible={showSkeleton}
style:position="absolute"
style:left="0"
style:right="0"
>
{@render children?.()}
{#if isEmpty}
<!-- (optional) empty placeholder -->
{@render empty?.()}
{/if}
</section>
{#each assetStore.buckets as bucket (bucket.viewId)}
{@const display = bucket.intersecting}
{@const absoluteHeight = bucket.top}
{#if !bucket.isLoaded}
<div
style:height={bucket.bucketHeight + 'px'}
style:position="absolute"
style:transform={`translate3d(0,${absoluteHeight}px,0)`}
style:width="100%"
>
<Skeleton height={bucket.bucketHeight - bucket.store.headerHeight} title={bucket.bucketDateFormatted} />
</div>
{:else if display}
<div
class="bucket"
style:height={bucket.bucketHeight + 'px'}
style:position="absolute"
style:transform={`translate3d(0,${absoluteHeight}px,0)`}
style:width="100%"
>
<AssetDateGroup
{withStacked}
{showArchiveIcon}
{assetInteraction}
{assetStore}
{isSelectionMode}
{singleSelect}
{bucket}
onSelect={({ title, assets }) => handleGroupSelect(assetStore, title, assets)}
onSelectAssetCandidates={handleSelectAssetCandidates}
onSelectAssets={handleSelectAssets}
/>
</div>
{/if}
{/each}
<!-- spacer for leadout -->
<div
class="h-[60px]"
style:position="absolute"
style:left="0"
style:right="0"
style:transform={`translate3d(0,${assetStore.timelineHeight}px,0)`}
></div>
</section>
</section>
{#if !albumMapViewManager.isInMapView}
<Portal target="body">
{#if $showAssetViewer}
{#await import('../asset-viewer/asset-viewer.svelte') then { default: AssetViewer }}
<AssetViewer
{withStacked}
asset={$viewingAsset}
preloadAssets={$preloadAssets}
{isShared}
{album}
{person}
preAction={handlePreAction}
onAction={handleAction}
onPrevious={handlePrevious}
onNext={handleNext}
onRandom={handleRandom}
onClose={handleClose}
/>
{/await}
{/if}
</Portal>
{/if}
<style>
#asset-grid {
contain: strict;
scrollbar-width: none;
}
.bucket {
contain: layout size paint;
transform-style: flat;
backface-visibility: hidden;
transform-origin: center center;
}
</style>