rename: preloadManager to imageManager

web/src/lib/components/asset-viewer/asset-viewer.svelte

@@ -12,20 +12,19 @@
   import { authManager } from '$lib/managers/auth-manager.svelte';
   import { editManager, EditToolType } from '$lib/managers/edit/edit-manager.svelte';
   import { eventManager } from '$lib/managers/event-manager.svelte';
-  import { preloadManager } from '$lib/managers/PreloadManager.svelte';
+  import { imageManager } from '$lib/managers/ImageManager.svelte';
   import { Route } from '$lib/route';
   import { assetViewingStore } from '$lib/stores/asset-viewing.store';
   import { ocrManager } from '$lib/stores/ocr.svelte';
   import { alwaysLoadOriginalVideo } from '$lib/stores/preferences.store';
   import { SlideshowNavigation, SlideshowState, slideshowStore } from '$lib/stores/slideshow.store';
   import { user } from '$lib/stores/user.store';
-  import { getAssetUrl, getSharedLink, handlePromiseError } from '$lib/utils';
+  import { getSharedLink, handlePromiseError } from '$lib/utils';
   import type { OnUndoDelete } from '$lib/utils/actions';
   import { navigateToAsset } from '$lib/utils/asset-utils';
   import { handleError } from '$lib/utils/handle-error';
   import { InvocationTracker } from '$lib/utils/invocationTracker';
   import { SlideshowHistory } from '$lib/utils/slideshow-history';
-  import { preloadImageUrl } from '$lib/utils/sw-messaging';
   import { toTimelineAsset } from '$lib/utils/timeline-util';
   import {
     AssetTypeEnum,
@@ -133,9 +132,7 @@
     }
 
     untrack(() => {
-      if (stack && stack?.assets.length > 1) {
-        preloadImageUrl(getAssetUrl({ asset: stack.assets[1] }));
-      }
+      imageManager.preload(stack?.assets[1]);
     });
   };
 
@@ -220,7 +217,7 @@
     }
 
     e?.stopPropagation();
-    preloadManager.cancel(asset);
+    imageManager.cancel(asset);
     if (tracker.isActive()) {
       return;
     }
@@ -380,8 +377,8 @@
     // eslint-disable-next-line @typescript-eslint/no-unused-expressions
     asset;
     untrack(() => handlePromiseError(refresh()));
-    preloadManager.preload(cursor.nextAsset);
-    preloadManager.preload(cursor.previousAsset);
+    imageManager.preload(cursor.nextAsset);
+    imageManager.preload(cursor.previousAsset);
   });
 
   const onAssetReplace = async ({ oldAssetId, newAssetId }: { oldAssetId: string; newAssetId: string }) => {

web/src/lib/components/asset-viewer/photo-viewer.svelte

@@ -6,7 +6,7 @@
   import BrokenAsset from '$lib/components/assets/broken-asset.svelte';
   import { assetViewerFadeDuration } from '$lib/constants';
   import { castManager } from '$lib/managers/cast-manager.svelte';
-  import { preloadManager } from '$lib/managers/PreloadManager.svelte';
+  import { imageManager } from '$lib/managers/ImageManager.svelte';
   import { photoViewerImgElement } from '$lib/stores/assets-store.svelte';
   import { isFaceEditMode } from '$lib/stores/face-edit.svelte';
   import { ocrManager } from '$lib/stores/ocr.svelte';
@@ -164,7 +164,7 @@
     imageError = imageLoaded = true;
   };
 
-  onDestroy(() => preloadManager.cancelPreloadUrl(imageLoaderUrl));
+  onDestroy(() => imageManager.cancelPreloadUrl(imageLoaderUrl));
 
   let imageLoaderUrl = $derived(
     getAssetUrl({ asset, sharedLink, forceOriginal: originalImageLoaded || $photoZoomState.currentZoom > 1 }),

web/src/lib/components/assets/thumbnail/image-thumbnail.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
   import BrokenAsset from '$lib/components/assets/broken-asset.svelte';
-  import { preloadManager } from '$lib/managers/PreloadManager.svelte';
+  import { imageManager } from '$lib/managers/ImageManager.svelte';
   import { Icon } from '@immich/ui';
   import { mdiEyeOffOutline } from '@mdi/js';
   import type { ActionReturn } from 'svelte/action';
@@ -60,7 +60,7 @@
       onComplete?.(false);
     }
     return {
-      destroy: () => preloadManager.cancelPreloadUrl(url),
+      destroy: () => imageManager.cancelPreloadUrl(url),
     };
   }
 

web/src/lib/managers/ImageManager.svelte.ts

@@ -0,0 +1,41 @@
+import { getAssetUrlForKind, ImageKinds, type ImageKind } from '$lib/utils';
+import { cancelImageUrl } from '$lib/utils/sw-messaging';
+import { type AssetResponseDto } from '@immich/sdk';
+
+class ImageManager {
+  preload(asset: AssetResponseDto | undefined, kind: ImageKind = 'preview') {
+    if (!asset) {
+      return;
+    }
+
+    const url = getAssetUrlForKind(asset, kind);
+    if (!url) {
+      return;
+    }
+
+    const img = new Image();
+    img.src = url;
+  }
+
+  cancel(asset: AssetResponseDto | undefined, kind: ImageKind | 'all' = 'preview') {
+    if (!asset) {
+      return;
+    }
+
+    const kinds = kind === 'all' ? (Object.keys(ImageKinds) as ImageKind[]) : [kind];
+    for (const kind of kinds) {
+      const url = getAssetUrlForKind(asset, kind);
+      if (url) {
+        cancelImageUrl(url);
+      }
+    }
+  }
+
+  cancelPreloadUrl(url: string | undefined) {
+    if (url) {
+      cancelImageUrl(url);
+    }
+  }
+}
+
+export const imageManager = new ImageManager();

web/src/lib/managers/PreloadManager.svelte.ts

@@ -1,38 +0,0 @@
-import { getAssetUrl } from '$lib/utils';
-import { cancelImageUrl, preloadImageUrl } from '$lib/utils/sw-messaging';
-import { AssetTypeEnum, type AssetResponseDto } from '@immich/sdk';
-
-class PreloadManager {
-  preload(asset: AssetResponseDto | undefined) {
-    if (globalThis.isSecureContext) {
-      preloadImageUrl(getAssetUrl({ asset }));
-      return;
-    }
-    if (!asset || asset.type !== AssetTypeEnum.Image) {
-      return;
-    }
-    const img = new Image();
-    const url = getAssetUrl({ asset });
-    if (!url) {
-      return;
-    }
-    img.src = url;
-  }
-
-  cancel(asset: AssetResponseDto | undefined) {
-    if (!globalThis.isSecureContext || !asset) {
-      return;
-    }
-    const url = getAssetUrl({ asset });
-    cancelImageUrl(url);
-  }
-
-  cancelPreloadUrl(url: string | undefined) {
-    if (!globalThis.isSecureContext) {
-      return;
-    }
-    cancelImageUrl(url);
-  }
-}
-
-export const preloadManager = new PreloadManager();

web/src/lib/utils.ts

@@ -31,6 +31,15 @@ import { mdiCogRefreshOutline, mdiDatabaseRefreshOutline, mdiHeadSyncOutline, md
 import { init, register, t, type MessageFormatter } from 'svelte-i18n';
 import { derived, get } from 'svelte/store';
 
+export const ImageKinds = {
+  thumbnail: true,
+  preview: true,
+  fullsize: true,
+  original: true,
+} as const;
+
+export type ImageKind = keyof typeof ImageKinds;
+
 interface DownloadRequestOptions<T = unknown> {
   method?: 'GET' | 'POST' | 'PUT' | 'DELETE';
   url: string;
@@ -195,6 +204,23 @@ const createUrl = (path: string, parameters?: Record<string, unknown>) => {
 
 type AssetUrlOptions = { id: string; cacheKey?: string | null; edited?: boolean };
 
+export const getAssetUrlForKind = (asset: AssetResponseDto, kind: ImageKind) => {
+  switch (kind) {
+    case 'preview': {
+      return getAssetThumbnailUrl({ id: asset.id, size: AssetMediaSize.Preview, cacheKey: asset.thumbhash });
+    }
+    case 'thumbnail': {
+      return getAssetThumbnailUrl({ id: asset.id, size: AssetMediaSize.Thumbnail, cacheKey: asset.thumbhash });
+    }
+    case 'fullsize': {
+      return getAssetThumbnailUrl({ id: asset.id, size: AssetMediaSize.Fullsize, cacheKey: asset.thumbhash });
+    }
+    case 'original': {
+      return getAssetOriginalUrl({ id: asset.id, cacheKey: asset.thumbhash });
+    }
+  }
+};
+
 export const getAssetUrl = ({
   asset,
   sharedLink,