From 3f03a88767b4faae2522208b602dd95883fac974 Mon Sep 17 00:00:00 2001
From: Mert <101130780+mertalev@users.noreply.github.com>
Date: Sat, 25 Oct 2025 01:06:05 -0400
Subject: [PATCH] feat(web): wasm justified layout, sync edition (#23194)
* the invisible wasm
use npm version
* deterministic tests
* add todo
* linting
* bump library, add helpers
* use target height for unfilled rows
* update tests
---
pnpm-lock.yaml | 8 ++
web/eslint.config.js | 1 +
web/package.json | 1 +
.../gallery-viewer/gallery-viewer.svelte | 115 ++++++------------
.../VirtualScrollManager.svelte.ts | 6 +-
.../timeline-manager/day-group.svelte.ts | 6 +-
.../timeline-manager.svelte.spec.ts | 6 +-
.../timeline-manager/viewer-asset.svelte.ts | 2 +-
web/src/lib/utils/layout-utils.ts | 58 ++++-----
web/src/lib/utils/timeline-util.ts | 3 +
web/src/lib/utils/tunables.ts | 2 +-
web/src/test-data/factories/asset-factory.ts | 2 +-
12 files changed, 93 insertions(+), 117 deletions(-)
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 98f4cd5540..f420720e5b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -677,6 +677,9 @@ importers:
'@formatjs/icu-messageformat-parser':
specifier: ^2.9.8
version: 2.11.4
+ '@immich/justified-layout-wasm':
+ specifier: ^0.4.3
+ version: 0.4.3
'@immich/sdk':
specifier: file:../open-api/typescript-sdk
version: link:../open-api/typescript-sdk
@@ -2726,6 +2729,9 @@ packages:
cpu: [x64]
os: [win32]
+ '@immich/justified-layout-wasm@0.4.3':
+ resolution: {integrity: sha512-fpcQ7zPhP3Cp1bEXhONVYSUeIANa2uzaQFGKufUZQo5FO7aFT77szTVChhlCy4XaVy5R4ZvgSkA/1TJmeORz7Q==}
+
'@immich/ui@0.37.1':
resolution: {integrity: sha512-8S9KsyqyRcNgRHeBU8G3qMQ7D7fN4u9I31jjRc9c3s2tkiYucASofPJdcFdmGZnKLX5fIj+yofxiNZV9tVitOg==}
peerDependencies:
@@ -14182,6 +14188,8 @@ snapshots:
'@img/sharp-win32-x64@0.34.4':
optional: true
+ '@immich/justified-layout-wasm@0.4.3': {}
+
'@immich/ui@0.37.1(@internationalized/date@3.8.2)(svelte@5.40.1)':
dependencies:
'@mdi/js': 7.4.47
diff --git a/web/eslint.config.js b/web/eslint.config.js
index 792ff90e0c..f8e6cdd9c6 100644
--- a/web/eslint.config.js
+++ b/web/eslint.config.js
@@ -122,6 +122,7 @@ export default typescriptEslint.config(
'unicorn/prefer-top-level-await': 'off',
'unicorn/import-style': 'off',
'unicorn/no-array-sort': 'off',
+ 'unicorn/no-for-loop': 'off',
'svelte/button-has-type': 'error',
'@typescript-eslint/await-thenable': 'error',
'@typescript-eslint/no-floating-promises': 'error',
diff --git a/web/package.json b/web/package.json
index fad799813d..fb672af63a 100644
--- a/web/package.json
+++ b/web/package.json
@@ -26,6 +26,7 @@
},
"dependencies": {
"@formatjs/icu-messageformat-parser": "^2.9.8",
+ "@immich/justified-layout-wasm": "^0.4.3",
"@immich/sdk": "file:../open-api/typescript-sdk",
"@immich/ui": "^0.37.1",
"@mapbox/mapbox-gl-rtl-text": "0.2.3",
diff --git a/web/src/lib/components/shared-components/gallery-viewer/gallery-viewer.svelte b/web/src/lib/components/shared-components/gallery-viewer/gallery-viewer.svelte
index e8c1a35dd7..11f6f5df57 100644
--- a/web/src/lib/components/shared-components/gallery-viewer/gallery-viewer.svelte
+++ b/web/src/lib/components/shared-components/gallery-viewer/gallery-viewer.svelte
@@ -16,7 +16,7 @@
import { archiveAssets, cancelMultiselect } from '$lib/utils/asset-utils';
import { moveFocus } from '$lib/utils/focus-util';
import { handleError } from '$lib/utils/handle-error';
- import { getJustifiedLayoutFromAssets, type CommonJustifiedLayout } from '$lib/utils/layout-utils';
+ import { getJustifiedLayoutFromAssets } from '$lib/utils/layout-utils';
import { navigate } from '$lib/utils/navigation';
import { isTimelineAsset, toTimelineAsset } from '$lib/utils/timeline-util';
import { AssetVisibility, type AssetResponseDto } from '@immich/sdk';
@@ -28,7 +28,7 @@
interface Props {
initialAssetId?: string;
- assets: (TimelineAsset | AssetResponseDto)[];
+ assets: TimelineAsset[] | AssetResponseDto[];
assetInteraction: AssetInteraction;
disableAssetSelect?: boolean;
showArchiveIcon?: boolean;
@@ -66,60 +66,26 @@
let { isViewing: isViewerOpen, asset: viewingAsset, setAssetId } = assetViewingStore;
- let geometry: CommonJustifiedLayout | undefined = $state();
-
- $effect(() => {
- const _assets = assets;
- updateSlidingWindow();
-
- const rowWidth = Math.floor(viewport.width);
- const rowHeight = rowWidth < 850 ? 100 : 235;
-
- geometry = getJustifiedLayoutFromAssets(_assets, {
+ const geometry = $derived(
+ getJustifiedLayoutFromAssets(assets, {
spacing: 2,
- heightTolerance: 0.15,
- rowHeight,
- rowWidth,
- });
- });
+ heightTolerance: 0.5,
+ rowHeight: Math.floor(viewport.width) < 850 ? 100 : 235,
+ rowWidth: Math.floor(viewport.width),
+ }),
+ );
- let assetLayouts = $derived.by(() => {
- const assetLayout = [];
- let containerHeight = 0;
- let containerWidth = 0;
- if (geometry) {
- containerHeight = geometry.containerHeight;
- containerWidth = geometry.containerWidth;
- for (const [index, asset] of assets.entries()) {
- const top = geometry.getTop(index);
- const left = geometry.getLeft(index);
- const width = geometry.getWidth(index);
- const height = geometry.getHeight(index);
+ const getStyle = (i: number) => {
+ const geo = geometry;
+ return `top: ${geo.getTop(i)}px; left: ${geo.getLeft(i)}px; width: ${geo.getWidth(i)}px; height: ${geo.getHeight(i)}px;`;
+ };
- const layoutTopWithOffset = top + pageHeaderOffset;
- const layoutBottom = layoutTopWithOffset + height;
-
- const display = layoutTopWithOffset < slidingWindow.bottom && layoutBottom > slidingWindow.top;
-
- const layout = {
- asset,
- top,
- left,
- width,
- height,
- display,
- };
-
- assetLayout.push(layout);
- }
- }
-
- return {
- assetLayout,
- containerHeight,
- containerWidth,
- };
- });
+ const isIntersecting = (i: number) => {
+ const geo = geometry;
+ const window = slidingWindow;
+ const top = geo.getTop(i);
+ return top + pageHeaderOffset < window.bottom && top + geo.getHeight(i) > window.top;
+ };
let currentIndex = 0;
if (initialAssetId && assets.length > 0) {
@@ -148,9 +114,9 @@
let lastIntersectedHeight = 0;
$effect(() => {
// Intersect if there's only one viewport worth of assets left to scroll.
- if (assetLayouts.containerHeight - slidingWindow.bottom <= viewport.height) {
+ if (geometry.containerHeight - slidingWindow.bottom <= viewport.height) {
// Notify we got to (near) the end of scroll.
- const intersectedHeight = assetLayouts.containerHeight;
+ const intersectedHeight = geometry.containerHeight;
if (lastIntersectedHeight !== intersectedHeight) {
debouncedOnIntersected();
lastIntersectedHeight = intersectedHeight;
@@ -264,7 +230,7 @@
isShowDeleteConfirmation = false;
await deleteAssets(
!(isTrashEnabled && !force),
- (assetIds) => (assets = assets.filter((asset) => !assetIds.includes(asset.id))),
+ (assetIds) => (assets = assets.filter((asset) => !assetIds.includes(asset.id)) as TimelineAsset[]),
assetInteraction.selectedAssets,
onReload,
);
@@ -277,7 +243,7 @@
assetInteraction.isAllArchived ? AssetVisibility.Timeline : AssetVisibility.Archive,
);
if (ids) {
- assets = assets.filter((asset) => !ids.includes(asset.id));
+ assets = assets.filter((asset) => !ids.includes(asset.id)) as TimelineAsset[];
deselectAllAssets();
}
};
@@ -480,41 +446,36 @@
{#if assets.length > 0}
- {#each assetLayouts.assetLayout as layout, layoutIndex (layout.asset.id + '-' + layoutIndex)}
- {@const currentAsset = layout.asset}
-
- {#if layout.display}
-
+ {#each assets as asset, i (asset.id + '-' + i)}
+ {#if isIntersecting(i)}
+ {@const currentAsset = toTimelineAsset(asset)}
+
{
if (assetInteraction.selectionActive) {
- handleSelectAssets(toTimelineAsset(currentAsset));
+ handleSelectAssets(currentAsset);
return;
}
- void viewAssetHandler(toTimelineAsset(currentAsset));
+ void viewAssetHandler(currentAsset);
}}
- onSelect={() => handleSelectAssets(toTimelineAsset(currentAsset))}
- onMouseEvent={() => assetMouseEventHandler(toTimelineAsset(currentAsset))}
+ onSelect={() => handleSelectAssets(currentAsset)}
+ onMouseEvent={() => assetMouseEventHandler(currentAsset)}
{showArchiveIcon}
- asset={toTimelineAsset(currentAsset)}
+ asset={currentAsset}
selected={assetInteraction.hasSelectedAsset(currentAsset.id)}
selectionCandidate={assetInteraction.hasSelectionCandidate(currentAsset.id)}
- thumbnailWidth={layout.width}
- thumbnailHeight={layout.height}
+ thumbnailWidth={geometry.getWidth(i)}
+ thumbnailHeight={geometry.getHeight(i)}
/>
- {#if showAssetName && !isTimelineAsset(currentAsset)}
+ {#if showAssetName && !isTimelineAsset(asset)}
- {currentAsset.originalFileName}
+ {asset.originalFileName}
{/if}
diff --git a/web/src/lib/managers/VirtualScrollManager/VirtualScrollManager.svelte.ts b/web/src/lib/managers/VirtualScrollManager/VirtualScrollManager.svelte.ts
index c5f48f735a..12526527b7 100644
--- a/web/src/lib/managers/VirtualScrollManager/VirtualScrollManager.svelte.ts
+++ b/web/src/lib/managers/VirtualScrollManager/VirtualScrollManager.svelte.ts
@@ -26,12 +26,12 @@ export abstract class VirtualScrollManager {
#suspendTransitions = $state(false);
#resetScrolling = debounce(() => (this.#scrolling = false), 1000);
#resetSuspendTransitions = debounce(() => (this.suspendTransitions = false), 1000);
- #justifiedLayoutOptions = $derived.by(() => ({
+ #justifiedLayoutOptions = $derived({
spacing: 2,
- heightTolerance: 0.15,
+ heightTolerance: 0.5,
rowHeight: this.#rowHeight,
rowWidth: Math.floor(this.viewportWidth),
- }));
+ });
constructor() {
this.setLayoutOptions();
diff --git a/web/src/lib/managers/timeline-manager/day-group.svelte.ts b/web/src/lib/managers/timeline-manager/day-group.svelte.ts
index 57cf513a7d..a3d3194dd2 100644
--- a/web/src/lib/managers/timeline-manager/day-group.svelte.ts
+++ b/web/src/lib/managers/timeline-manager/day-group.svelte.ts
@@ -1,7 +1,7 @@
import { AssetOrder } from '@immich/sdk';
import type { CommonLayoutOptions } from '$lib/utils/layout-utils';
-import { getJustifiedLayoutFromAssets, getPosition } from '$lib/utils/layout-utils';
+import { getJustifiedLayoutFromAssets } from '$lib/utils/layout-utils';
import { plainDateTimeCompare } from '$lib/utils/timeline-util';
import { SvelteSet } from 'svelte/reactivity';
@@ -148,9 +148,9 @@ export class DayGroup {
const geometry = getJustifiedLayoutFromAssets(assets, options);
this.width = geometry.containerWidth;
this.height = assets.length === 0 ? 0 : geometry.containerHeight;
+ // TODO: lazily get positions instead of loading them all here
for (let i = 0; i < this.viewerAssets.length; i++) {
- const position = getPosition(geometry, i);
- this.viewerAssets[i].position = position;
+ this.viewerAssets[i].position = geometry.getPosition(i);
}
}
diff --git a/web/src/lib/managers/timeline-manager/timeline-manager.svelte.spec.ts b/web/src/lib/managers/timeline-manager/timeline-manager.svelte.spec.ts
index c9ac596e34..a3fda3a85c 100644
--- a/web/src/lib/managers/timeline-manager/timeline-manager.svelte.spec.ts
+++ b/web/src/lib/managers/timeline-manager/timeline-manager.svelte.spec.ts
@@ -82,15 +82,15 @@ describe('TimelineManager', () => {
expect(plainMonths).toEqual(
expect.arrayContaining([
- expect.objectContaining({ year: 2024, month: 3, height: 165.5 }),
- expect.objectContaining({ year: 2024, month: 2, height: 11_996 }),
+ expect.objectContaining({ year: 2024, month: 3, height: 283 }),
+ expect.objectContaining({ year: 2024, month: 2, height: 7711 }),
expect.objectContaining({ year: 2024, month: 1, height: 286 }),
]),
);
});
it('calculates timeline height', () => {
- expect(timelineManager.totalViewerHeight).toBe(12_507.5);
+ expect(timelineManager.totalViewerHeight).toBe(8340);
});
});
diff --git a/web/src/lib/managers/timeline-manager/viewer-asset.svelte.ts b/web/src/lib/managers/timeline-manager/viewer-asset.svelte.ts
index b6e28df576..161cc049f1 100644
--- a/web/src/lib/managers/timeline-manager/viewer-asset.svelte.ts
+++ b/web/src/lib/managers/timeline-manager/viewer-asset.svelte.ts
@@ -18,7 +18,7 @@ export class ViewerAsset {
return calculateViewerAssetIntersecting(store, positionTop, this.position.height);
});
- position: CommonPosition | undefined = $state();
+ position: CommonPosition | undefined = $state.raw();
asset: TimelineAsset =
$state();
id: string = $derived(this.asset.id);
diff --git a/web/src/lib/utils/layout-utils.ts b/web/src/lib/utils/layout-utils.ts
index e850371b16..16adb79f67 100644
--- a/web/src/lib/utils/layout-utils.ts
+++ b/web/src/lib/utils/layout-utils.ts
@@ -1,16 +1,15 @@
-// import { TUNABLES } from '$lib/utils/tunables';
-// note: it's important that this is not imported in more than one file due to https://github.com/sveltejs/kit/issues/7805
-// import { JustifiedLayout, type LayoutOptions } from '@immich/justified-layout-wasm';
+import { TUNABLES } from '$lib/utils/tunables';
+import { JustifiedLayout, type LayoutOptions } from '@immich/justified-layout-wasm';
import type { TimelineAsset } from '$lib/managers/timeline-manager/types';
import { getAssetRatio } from '$lib/utils/asset-utils';
-import { isTimelineAsset } from '$lib/utils/timeline-util';
+import { isTimelineAsset, isTimelineAssets } from '$lib/utils/timeline-util';
import type { AssetResponseDto } from '@immich/sdk';
import createJustifiedLayout from 'justified-layout';
export type getJustifiedLayoutFromAssetsFunction = typeof getJustifiedLayoutFromAssets;
-// let useWasm = TUNABLES.LAYOUT.WASM;
+const useWasm = TUNABLES.LAYOUT.WASM;
export type CommonJustifiedLayout = {
containerWidth: number;
@@ -19,6 +18,7 @@ export type CommonJustifiedLayout = {
getLeft(boxIdx: number): number;
getWidth(boxIdx: number): number;
getHeight(boxIdx: number): number;
+ getPosition(boxIdx: number): { top: number; left: number; width: number; height: number };
};
export type CommonLayoutOptions = {
@@ -29,25 +29,31 @@ export type CommonLayoutOptions = {
};
export function getJustifiedLayoutFromAssets(
- assets: (TimelineAsset | AssetResponseDto)[],
+ assets: TimelineAsset[] | AssetResponseDto[],
options: CommonLayoutOptions,
): CommonJustifiedLayout {
- // if (useWasm) {
- // return wasmJustifiedLayout(assets, options);
- // }
+ if (useWasm) {
+ return isTimelineAssets(assets) ? wasmLayoutFromTimeline(assets, options) : wasmLayoutFromDto(assets, options);
+ }
return justifiedLayout(assets, options);
}
-// commented out until a solution for top level awaits on safari is fixed
-// function wasmJustifiedLayout(assets: AssetResponseDto[], options: LayoutOptions) {
-// const aspectRatios = new Float32Array(assets.length);
-// // eslint-disable-next-line unicorn/no-for-loop
-// for (let i = 0; i < assets.length; i++) {
-// const { width, height } = getAssetRatio(assets[i]);
-// aspectRatios[i] = width / height;
-// }
-// return new JustifiedLayout(aspectRatios, options);
-// }
+function wasmLayoutFromTimeline(assets: TimelineAsset[], options: LayoutOptions) {
+ const aspectRatios = new Float32Array(assets.length);
+ for (let i = 0; i < assets.length; i++) {
+ aspectRatios[i] = assets[i].ratio;
+ }
+ return new JustifiedLayout(aspectRatios, options);
+}
+
+function wasmLayoutFromDto(assets: AssetResponseDto[], options: LayoutOptions) {
+ const aspectRatios = new Float32Array(assets.length);
+ for (let i = 0; i < assets.length; i++) {
+ const { width, height } = getAssetRatio(assets[i]);
+ aspectRatios[i] = width / height;
+ }
+ return new JustifiedLayout(aspectRatios, options);
+}
type Geometry = ReturnType;
class Adapter {
@@ -88,6 +94,11 @@ class Adapter {
getHeight(boxIdx: number) {
return this.result.boxes[boxIdx]?.height;
}
+
+ getPosition(boxIdx: number) {
+ const box = this.result.boxes[boxIdx];
+ return { top: box.top, left: box.left, width: box.width, height: box.height };
+ }
}
export function justifiedLayout(assets: (TimelineAsset | AssetResponseDto)[], options: CommonLayoutOptions) {
@@ -119,12 +130,3 @@ export type CommonPosition = {
width: number;
height: number;
};
-
-export function getPosition(geometry: CommonJustifiedLayout, boxIdx: number): CommonPosition {
- const top = geometry.getTop(boxIdx);
- const left = geometry.getLeft(boxIdx);
- const width = geometry.getWidth(boxIdx);
- const height = geometry.getHeight(boxIdx);
-
- return { top, left, width, height };
-}
diff --git a/web/src/lib/utils/timeline-util.ts b/web/src/lib/utils/timeline-util.ts
index 60811c24f0..3326676f3c 100644
--- a/web/src/lib/utils/timeline-util.ts
+++ b/web/src/lib/utils/timeline-util.ts
@@ -195,6 +195,9 @@ export const toTimelineAsset = (unknownAsset: AssetResponseDto | TimelineAsset):
export const isTimelineAsset = (unknownAsset: AssetResponseDto | TimelineAsset): unknownAsset is TimelineAsset =>
(unknownAsset as TimelineAsset).ratio !== undefined;
+export const isTimelineAssets = (assets: AssetResponseDto[] | TimelineAsset[]): assets is TimelineAsset[] =>
+ assets.length === 0 || 'ratio' in assets[0];
+
export const plainDateTimeCompare = (ascending: boolean, a: TimelineDateTime, b: TimelineDateTime) => {
const [aDateTime, bDateTime] = ascending ? [a, b] : [b, a];
diff --git a/web/src/lib/utils/tunables.ts b/web/src/lib/utils/tunables.ts
index 6ce64ed041..c586e11957 100644
--- a/web/src/lib/utils/tunables.ts
+++ b/web/src/lib/utils/tunables.ts
@@ -19,7 +19,7 @@ const storage = browser
};
export const TUNABLES = {
LAYOUT: {
- WASM: getBoolean(storage.getItem('LAYOUT.WASM'), false),
+ WASM: getBoolean(storage.getItem('LAYOUT.WASM'), true),
},
TIMELINE: {
INTERSECTION_EXPAND_TOP: getNumber(storage.getItem('TIMELINE_INTERSECTION_EXPAND_TOP'), 500),
diff --git a/web/src/test-data/factories/asset-factory.ts b/web/src/test-data/factories/asset-factory.ts
index 8d328ddcc7..88316ccafb 100644
--- a/web/src/test-data/factories/asset-factory.ts
+++ b/web/src/test-data/factories/asset-factory.ts
@@ -32,7 +32,7 @@ export const assetFactory = Sync.makeFactory({
export const timelineAssetFactory = Sync.makeFactory({
id: Sync.each(() => faker.string.uuid()),
- ratio: Sync.each(() => faker.number.int()),
+ ratio: Sync.each((i) => 0.2 + ((i * 0.618_034) % 3.8)), // deterministic random float between 0.2 and 4.0
ownerId: Sync.each(() => faker.string.uuid()),
thumbhash: Sync.each(() => faker.string.alphanumeric(28)),
localDateTime: Sync.each(() => fromISODateTimeUTCToObject(faker.date.past().toISOString())),