mirror of
https://github.com/immich-app/immich.git
synced 2025-10-31 10:37:11 -04:00
641 lines
21 KiB
Svelte
641 lines
21 KiB
Svelte
<script lang="ts">
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import { afterNavigate, beforeNavigate } from '$app/navigation';
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import { page } from '$app/stores';
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import { resizeObserver, type OnResizeCallback } from '$lib/actions/resize-observer';
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import Scrubber from '$lib/components/timeline/Scrubber.svelte';
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import TimelineAssetViewer from '$lib/components/timeline/TimelineAssetViewer.svelte';
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import TimelineKeyboardActions from '$lib/components/timeline/actions/TimelineKeyboardActions.svelte';
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import { AssetAction } from '$lib/constants';
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import HotModuleReload from '$lib/elements/HotModuleReload.svelte';
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import Portal from '$lib/elements/Portal.svelte';
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import Skeleton from '$lib/elements/Skeleton.svelte';
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import type { DayGroup } from '$lib/managers/timeline-manager/day-group.svelte';
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import type { MonthGroup } from '$lib/managers/timeline-manager/month-group.svelte';
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import { TimelineManager } from '$lib/managers/timeline-manager/timeline-manager.svelte';
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import type { TimelineAsset, TimelineManagerOptions, ViewportTopMonth } from '$lib/managers/timeline-manager/types';
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import { assetsSnapshot } from '$lib/managers/timeline-manager/utils.svelte';
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import type { AssetInteraction } from '$lib/stores/asset-interaction.svelte';
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import { assetViewingStore } from '$lib/stores/asset-viewing.store';
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import { isSelectingAllAssets } from '$lib/stores/assets-store.svelte';
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import { mobileDevice } from '$lib/stores/mobile-device.svelte';
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import { navigate } from '$lib/utils/navigation';
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import { getTimes, type ScrubberListener } from '$lib/utils/timeline-util';
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import { type AlbumResponseDto, type PersonResponseDto } from '@immich/sdk';
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import { DateTime } from 'luxon';
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import { onDestroy, onMount, type Snippet } from 'svelte';
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import type { UpdatePayload } from 'vite';
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import TimelineDateGroup from './TimelineDateGroup.svelte';
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interface Props {
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isSelectionMode?: boolean;
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singleSelect?: boolean;
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/** `true` if this asset grid is responds to navigation events; if `true`, then look at the
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`AssetViewingStore.gridScrollTarget` and load and scroll to the asset specified, and
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additionally, update the page location/url with the asset as the timeline is scrolled */
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enableRouting: boolean;
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timelineManager?: TimelineManager;
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options?: TimelineManagerOptions;
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assetInteraction: AssetInteraction;
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removeAction?:
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| AssetAction.UNARCHIVE
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| AssetAction.ARCHIVE
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| AssetAction.FAVORITE
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| AssetAction.UNFAVORITE
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| AssetAction.SET_VISIBILITY_TIMELINE
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| null;
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withStacked?: boolean;
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showArchiveIcon?: boolean;
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isShared?: boolean;
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album?: AlbumResponseDto | null;
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person?: PersonResponseDto | null;
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isShowDeleteConfirmation?: boolean;
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onSelect?: (asset: TimelineAsset) => void;
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onEscape?: () => void;
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children?: Snippet;
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empty?: Snippet;
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customLayout?: Snippet<[TimelineAsset]>;
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onThumbnailClick?: (
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asset: TimelineAsset,
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timelineManager: TimelineManager,
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dayGroup: DayGroup,
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onClick: (
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timelineManager: TimelineManager,
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assets: TimelineAsset[],
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groupTitle: string,
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asset: TimelineAsset,
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) => void,
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) => void;
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}
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let {
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isSelectionMode = false,
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singleSelect = false,
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enableRouting,
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timelineManager = $bindable(),
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options,
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assetInteraction,
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removeAction = null,
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withStacked = false,
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showArchiveIcon = false,
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isShared = false,
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album = null,
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person = null,
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isShowDeleteConfirmation = $bindable(false),
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onSelect = () => {},
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onEscape = () => {},
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children,
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empty,
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customLayout,
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onThumbnailClick,
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}: Props = $props();
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timelineManager = new TimelineManager();
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onDestroy(() => timelineManager.destroy());
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$effect(() => options && void timelineManager.updateOptions(options));
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let { isViewing: showAssetViewer, asset: viewingAsset, gridScrollTarget } = assetViewingStore;
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let scrollableElement: HTMLElement | undefined = $state();
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let timelineElement: HTMLElement | undefined = $state();
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let invisible = $state(true);
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// The percentage of scroll through the month that is currently intersecting the top boundary of the viewport.
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// Note: There may be multiple months visible within the viewport at any given time.
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let viewportTopMonthScrollPercent = $state(0);
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// The timeline month intersecting the top position of the viewport
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let viewportTopMonth: ViewportTopMonth = $state(undefined);
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// Overall scroll percentage through the entire timeline (0-1)
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let timelineScrollPercent: number = $state(0);
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let scrubberWidth = $state(0);
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const isEmpty = $derived(timelineManager.isInitialized && timelineManager.months.length === 0);
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const maxMd = $derived(mobileDevice.maxMd);
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const usingMobileDevice = $derived(mobileDevice.pointerCoarse);
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$effect(() => {
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const layoutOptions = maxMd
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? {
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rowHeight: 100,
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headerHeight: 32,
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}
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: {
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rowHeight: 235,
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headerHeight: 48,
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};
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timelineManager.setLayoutOptions(layoutOptions);
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});
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$effect(() => {
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timelineManager.scrollableElement = scrollableElement;
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});
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const scrollToTop = () => {
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timelineManager.scrollTo(0);
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};
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const getAssetHeight = (assetId: string, monthGroup: MonthGroup) => monthGroup.findAssetAbsolutePosition(assetId);
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const assetIsVisible = (assetTop: number): boolean => {
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if (!scrollableElement) {
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return false;
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}
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const { clientHeight, scrollTop } = scrollableElement;
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return assetTop >= scrollTop && assetTop < scrollTop + clientHeight;
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};
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const scrollToAssetId = async (assetId: string) => {
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const monthGroup = await timelineManager.findMonthGroupForAsset(assetId);
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if (!monthGroup) {
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return false;
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}
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const height = getAssetHeight(assetId, monthGroup);
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// If the asset is already visible, then don't scroll.
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if (assetIsVisible(height)) {
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// need to update window positions/intersections because since the <Portal>
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// went from invisible to visible
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timelineManager.updateSlidingWindow();
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return true;
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}
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timelineManager.scrollTo(height);
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return true;
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};
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const scrollToAsset = (asset: TimelineAsset) => {
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const monthGroup = timelineManager.getMonthGroupByAssetId(asset.id);
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if (!monthGroup) {
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return false;
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}
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const height = getAssetHeight(asset.id, monthGroup);
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timelineManager.scrollTo(height);
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return true;
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};
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const completeNav = async () => {
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const scrollTarget = $gridScrollTarget?.at;
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let scrolled = false;
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if (scrollTarget) {
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scrolled = await scrollToAssetId(scrollTarget);
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}
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if (!scrolled) {
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// if the asset is not found, scroll to the top
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scrollToTop();
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}
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invisible = false;
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};
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beforeNavigate(() => (timelineManager.suspendTransitions = true));
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afterNavigate((nav) => {
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const { complete } = nav;
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complete.then(completeNav, completeNav);
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});
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const handleAfterUpdate = (payload: UpdatePayload) => {
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const timelineUpdate = payload.updates.some(
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(update) => update.path.endsWith('Timeline.svelte') || update.path.endsWith('assets-store.ts'),
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);
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if (timelineUpdate) {
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setTimeout(() => {
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const asset = $page.url.searchParams.get('at');
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if (asset) {
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$gridScrollTarget = { at: asset };
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void navigate(
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{ targetRoute: 'current', assetId: null, assetGridRouteSearchParams: $gridScrollTarget },
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{ replaceState: true, forceNavigate: true },
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);
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} else {
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scrollToTop();
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}
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invisible = false;
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}, 500);
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}
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};
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const updateIsScrolling = () => (timelineManager.scrolling = true);
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// note: don't throttle, debounch, or otherwise do this function async - it causes flicker
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const topSectionResizeObserver: OnResizeCallback = ({ height }) => (timelineManager.topSectionHeight = height);
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onMount(() => {
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if (!enableRouting) {
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invisible = false;
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}
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});
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const scrollToSegmentPercentage = (segmentTop: number, segmentHeight: number, monthGroupScrollPercent: number) => {
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const topOffset = segmentTop;
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const maxScrollPercent = timelineManager.maxScrollPercent;
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const delta = segmentHeight * monthGroupScrollPercent;
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const scrollToTop = (topOffset + delta) * maxScrollPercent;
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timelineManager.scrollTo(scrollToTop);
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};
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// note: don't throttle, debounce, or otherwise make this function async - it causes flicker
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// this function scrolls the timeline to the specified month group and offset, based on scrubber interaction
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const onScrub: ScrubberListener = (scrubberData) => {
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const { scrubberMonth, overallScrollPercent, scrubberMonthScrollPercent } = scrubberData;
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const leadIn = scrubberMonth === 'lead-in';
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const leadOut = scrubberMonth === 'lead-out';
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const noMonth = !scrubberMonth;
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if (noMonth || timelineManager.limitedScroll) {
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// edge case - scroll limited due to size of content, must adjust - use use the overall percent instead
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const maxScroll = timelineManager.maxScrollPercent;
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const offset = maxScroll * overallScrollPercent * timelineManager.totalViewerHeight;
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timelineManager.scrollTo(offset);
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} else if (leadIn) {
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scrollToSegmentPercentage(0, timelineManager.topSectionHeight, scrubberMonthScrollPercent);
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} else if (leadOut) {
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scrollToSegmentPercentage(
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timelineManager.topSectionHeight + timelineManager.bodySectionHeight,
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timelineManager.bottomSectionHeight,
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scrubberMonthScrollPercent,
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);
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} else {
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const monthGroup = timelineManager.months.find(
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({ yearMonth: { year, month } }) => year === scrubberMonth.year && month === scrubberMonth.month,
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);
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if (!monthGroup) {
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return;
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}
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scrollToSegmentPercentage(monthGroup.top, monthGroup.height, scrubberMonthScrollPercent);
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}
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};
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// note: don't throttle, debounch, or otherwise make this function async - it causes flicker
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const handleTimelineScroll = () => {
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if (!scrollableElement) {
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return;
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}
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if (timelineManager.limitedScroll) {
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// edge case - scroll limited due to size of content, must adjust - use the overall percent instead
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const maxScroll = timelineManager.maxScroll;
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timelineScrollPercent = Math.min(1, scrollableElement.scrollTop / maxScroll);
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viewportTopMonth = undefined;
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viewportTopMonthScrollPercent = 0;
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} else {
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timelineScrollPercent = 0;
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let top = scrollableElement.scrollTop;
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let maxScrollPercent = timelineManager.maxScrollPercent;
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const monthsLength = timelineManager.months.length;
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for (let i = -1; i < monthsLength + 1; i++) {
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let monthGroup: ViewportTopMonth;
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let monthGroupHeight = 0;
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if (i === -1) {
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// lead-in
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monthGroup = 'lead-in';
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monthGroupHeight = timelineManager.topSectionHeight;
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} else if (i === monthsLength) {
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// lead-out
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monthGroup = 'lead-out';
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monthGroupHeight = timelineManager.bottomSectionHeight;
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} else {
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monthGroup = timelineManager.months[i].yearMonth;
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monthGroupHeight = timelineManager.months[i].height;
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}
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let next = top - monthGroupHeight * maxScrollPercent;
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// instead of checking for < 0, add a little wiggle room for subpixel resolution
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if (next < -1 && monthGroup) {
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viewportTopMonth = monthGroup;
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// allowing next to be at least 1 may cause percent to go negative, so ensure positive percentage
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viewportTopMonthScrollPercent = Math.max(0, top / (monthGroupHeight * maxScrollPercent));
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// compensate for lost precision/rounding errors advance to the next bucket, if present
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if (viewportTopMonthScrollPercent > 0.9999 && i + 1 < monthsLength - 1) {
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viewportTopMonth = timelineManager.months[i + 1].yearMonth;
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viewportTopMonthScrollPercent = 0;
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}
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break;
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}
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top = next;
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}
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}
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};
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const handleSelectAsset = (asset: TimelineAsset) => {
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if (!timelineManager.albumAssets.has(asset.id)) {
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assetInteraction.selectAsset(asset);
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}
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};
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let lastAssetMouseEvent: TimelineAsset | null = $state(null);
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let shiftKeyIsDown = $state(false);
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const onKeyDown = (event: KeyboardEvent) => {
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if (event.key === 'Shift') {
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event.preventDefault();
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shiftKeyIsDown = true;
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}
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};
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const onKeyUp = (event: KeyboardEvent) => {
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if (event.key === 'Shift') {
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event.preventDefault();
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shiftKeyIsDown = false;
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}
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};
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const handleSelectAssetCandidates = (asset: TimelineAsset | null) => {
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if (asset) {
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void selectAssetCandidates(asset);
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}
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lastAssetMouseEvent = asset;
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};
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const handleGroupSelect = (timelineManager: TimelineManager, group: string, assets: TimelineAsset[]) => {
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if (assetInteraction.selectedGroup.has(group)) {
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assetInteraction.removeGroupFromMultiselectGroup(group);
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for (const asset of assets) {
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assetInteraction.removeAssetFromMultiselectGroup(asset.id);
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}
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} else {
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assetInteraction.addGroupToMultiselectGroup(group);
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for (const asset of assets) {
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handleSelectAsset(asset);
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}
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}
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if (timelineManager.assetCount == assetInteraction.selectedAssets.length) {
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isSelectingAllAssets.set(true);
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} else {
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isSelectingAllAssets.set(false);
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}
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};
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const handleSelectAssets = async (asset: TimelineAsset) => {
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if (!asset) {
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return;
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}
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onSelect(asset);
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if (singleSelect) {
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timelineManager.scrollTo(0);
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return;
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}
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const rangeSelection = assetInteraction.assetSelectionCandidates.length > 0;
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const deselect = assetInteraction.hasSelectedAsset(asset.id);
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// Select/deselect already loaded assets
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if (deselect) {
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for (const candidate of assetInteraction.assetSelectionCandidates) {
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assetInteraction.removeAssetFromMultiselectGroup(candidate.id);
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}
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assetInteraction.removeAssetFromMultiselectGroup(asset.id);
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} else {
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for (const candidate of assetInteraction.assetSelectionCandidates) {
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handleSelectAsset(candidate);
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}
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handleSelectAsset(asset);
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}
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assetInteraction.clearAssetSelectionCandidates();
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if (assetInteraction.assetSelectionStart && rangeSelection) {
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let startBucket = timelineManager.getMonthGroupByAssetId(assetInteraction.assetSelectionStart.id);
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let endBucket = timelineManager.getMonthGroupByAssetId(asset.id);
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if (startBucket === null || endBucket === null) {
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return;
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}
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// Select/deselect assets in range (start,end)
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let started = false;
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for (const monthGroup of timelineManager.months) {
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if (monthGroup === endBucket) {
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break;
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}
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if (started) {
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await timelineManager.loadMonthGroup(monthGroup.yearMonth);
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for (const asset of monthGroup.assetsIterator()) {
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if (deselect) {
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assetInteraction.removeAssetFromMultiselectGroup(asset.id);
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} else {
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handleSelectAsset(asset);
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}
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}
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}
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if (monthGroup === startBucket) {
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started = true;
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}
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}
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// Update date group selection in range [start,end]
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started = false;
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for (const monthGroup of timelineManager.months) {
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if (monthGroup === startBucket) {
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started = true;
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}
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if (started) {
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// Split month group into day groups and check each group
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for (const dayGroup of monthGroup.dayGroups) {
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const dayGroupTitle = dayGroup.groupTitle;
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if (dayGroup.getAssets().every((a) => assetInteraction.hasSelectedAsset(a.id))) {
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assetInteraction.addGroupToMultiselectGroup(dayGroupTitle);
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} else {
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assetInteraction.removeGroupFromMultiselectGroup(dayGroupTitle);
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}
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}
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}
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if (monthGroup === endBucket) {
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break;
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}
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}
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}
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assetInteraction.setAssetSelectionStart(deselect ? null : asset);
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};
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const selectAssetCandidates = async (endAsset: TimelineAsset) => {
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if (!shiftKeyIsDown) {
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return;
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}
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const startAsset = assetInteraction.assetSelectionStart;
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if (!startAsset) {
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return;
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}
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const assets = assetsSnapshot(await timelineManager.retrieveRange(startAsset, endAsset));
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assetInteraction.setAssetSelectionCandidates(assets);
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};
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$effect(() => {
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if (!lastAssetMouseEvent) {
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assetInteraction.clearAssetSelectionCandidates();
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}
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});
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$effect(() => {
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if (!shiftKeyIsDown) {
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assetInteraction.clearAssetSelectionCandidates();
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}
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});
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$effect(() => {
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if (shiftKeyIsDown && lastAssetMouseEvent) {
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void selectAssetCandidates(lastAssetMouseEvent);
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}
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});
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$effect(() => {
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if ($showAssetViewer) {
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const { localDateTime } = getTimes($viewingAsset.fileCreatedAt, DateTime.local().offset / 60);
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void timelineManager.loadMonthGroup({ year: localDateTime.year, month: localDateTime.month });
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}
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});
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</script>
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<svelte:document onkeydown={onKeyDown} onkeyup={onKeyUp} />
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<HotModuleReload onAfterUpdate={handleAfterUpdate} onBeforeUpdate={() => timelineManager.destroy()} />
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<TimelineKeyboardActions
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scrollToAsset={(asset) => scrollToAsset(asset) ?? false}
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{timelineManager}
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{assetInteraction}
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bind:isShowDeleteConfirmation
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{onEscape}
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/>
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{#if timelineManager.months.length > 0}
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<Scrubber
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{timelineManager}
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height={timelineManager.viewportHeight}
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timelineTopOffset={timelineManager.topSectionHeight}
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timelineBottomOffset={timelineManager.bottomSectionHeight}
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{timelineScrollPercent}
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{viewportTopMonthScrollPercent}
|
|
{viewportTopMonth}
|
|
{onScrub}
|
|
bind:scrubberWidth
|
|
onScrubKeyDown={(evt) => {
|
|
evt.preventDefault();
|
|
let amount = 50;
|
|
if (shiftKeyIsDown) {
|
|
amount = 500;
|
|
}
|
|
if (evt.key === 'ArrowUp') {
|
|
amount = -amount;
|
|
if (shiftKeyIsDown) {
|
|
scrollableElement?.scrollBy({ top: amount, behavior: 'smooth' });
|
|
}
|
|
} else if (evt.key === 'ArrowDown') {
|
|
scrollableElement?.scrollBy({ top: amount, behavior: 'smooth' });
|
|
}
|
|
}}
|
|
/>
|
|
{/if}
|
|
|
|
<!-- Right margin MUST be equal to the width of scrubber -->
|
|
<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={timelineManager.viewportHeight}
|
|
bind:clientWidth={timelineManager.viewportWidth}
|
|
bind:this={scrollableElement}
|
|
onscroll={() => (handleTimelineScroll(), timelineManager.updateSlidingWindow(), updateIsScrolling())}
|
|
>
|
|
<section
|
|
bind:this={timelineElement}
|
|
id="virtual-timeline"
|
|
class:invisible
|
|
style:height={timelineManager.totalViewerHeight + 'px'}
|
|
>
|
|
<section
|
|
use:resizeObserver={topSectionResizeObserver}
|
|
class:invisible
|
|
style:position="absolute"
|
|
style:left="0"
|
|
style:right="0"
|
|
>
|
|
{@render children?.()}
|
|
{#if isEmpty}
|
|
<!-- (optional) empty placeholder -->
|
|
{@render empty?.()}
|
|
{/if}
|
|
</section>
|
|
|
|
{#each timelineManager.months as monthGroup (monthGroup.viewId)}
|
|
{@const display = monthGroup.intersecting}
|
|
{@const absoluteHeight = monthGroup.top}
|
|
|
|
{#if !monthGroup.isLoaded}
|
|
<div
|
|
style:height={monthGroup.height + 'px'}
|
|
style:position="absolute"
|
|
style:transform={`translate3d(0,${absoluteHeight}px,0)`}
|
|
style:width="100%"
|
|
>
|
|
<Skeleton {invisible} height={monthGroup.height} title={monthGroup.monthGroupTitle} />
|
|
</div>
|
|
{:else if display}
|
|
<div
|
|
class="month-group"
|
|
style:height={monthGroup.height + 'px'}
|
|
style:position="absolute"
|
|
style:transform={`translate3d(0,${absoluteHeight}px,0)`}
|
|
style:width="100%"
|
|
>
|
|
<TimelineDateGroup
|
|
{withStacked}
|
|
{showArchiveIcon}
|
|
{assetInteraction}
|
|
{timelineManager}
|
|
{isSelectionMode}
|
|
{singleSelect}
|
|
{monthGroup}
|
|
onSelect={({ title, assets }) => handleGroupSelect(timelineManager, title, assets)}
|
|
onSelectAssetCandidates={handleSelectAssetCandidates}
|
|
onSelectAssets={handleSelectAssets}
|
|
{customLayout}
|
|
{onThumbnailClick}
|
|
/>
|
|
</div>
|
|
{/if}
|
|
{/each}
|
|
<!-- spacer for leadout -->
|
|
<div
|
|
style:height={timelineManager.bottomSectionHeight + 'px'}
|
|
style:position="absolute"
|
|
style:left="0"
|
|
style:right="0"
|
|
style:transform={`translate3d(0,${timelineManager.topSectionHeight + timelineManager.bodySectionHeight}px,0)`}
|
|
></div>
|
|
</section>
|
|
</section>
|
|
|
|
<Portal target="body">
|
|
{#if $showAssetViewer}
|
|
<TimelineAssetViewer bind:invisible {timelineManager} {removeAction} {withStacked} {isShared} {album} {person} />
|
|
{/if}
|
|
</Portal>
|
|
|
|
<style>
|
|
#asset-grid {
|
|
contain: strict;
|
|
scrollbar-width: none;
|
|
}
|
|
|
|
.month-group {
|
|
contain: layout size paint;
|
|
transform-style: flat;
|
|
backface-visibility: hidden;
|
|
transform-origin: center center;
|
|
}
|
|
</style>
|