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https://github.com/invoke-ai/InvokeAI.git
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refactor: gallery scroll (improved impl)
This commit is contained in:
psychedelicious
@@ -1,15 +1,17 @@
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import { Box, Flex, forwardRef, Grid, GridItem, Skeleton, Spinner, Text } from '@invoke-ai/ui-library';
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import { logger } from 'app/logging/logger';
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import { useAppSelector } from 'app/store/storeHooks';
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import {
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selectGalleryImageMinimumWidth,
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selectImageCollectionQueryArgs,
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} from 'features/gallery/store/gallerySelectors';
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import { useOverlayScrollbars } from 'overlayscrollbars-react';
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import { memo, useEffect, useMemo, useRef, useState } from 'react';
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import { memo, useCallback, useEffect, useMemo, useRef, useState } from 'react';
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import type {
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GridComponents,
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GridComputeItemKey,
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GridItemContent,
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ListRange,
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ScrollSeekConfiguration,
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VirtuosoGridHandle,
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} from 'react-virtuoso';
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@@ -18,12 +20,16 @@ import {
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useGetImageCollectionCountsQuery,
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useGetImageCollectionQuery,
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useGetImageNamesQuery,
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useLazyGetImageCollectionQuery,
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} from 'services/api/endpoints/images';
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import type { ImageCategory, SQLiteDirection } from 'services/api/types';
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import type { ImageCategory, ImageDTO, SQLiteDirection } from 'services/api/types';
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import { objectEntries } from 'tsafe';
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import { useDebounce } from 'use-debounce';
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import { GalleryImage } from './ImageGrid/GalleryImage';
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const log = logger('gallery');
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// Type for image collection query arguments
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type ImageCollectionQueryArgs = {
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board_id?: string;
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@@ -33,18 +39,21 @@ type ImageCollectionQueryArgs = {
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is_intermediate: boolean;
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};
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// Types
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type Collection = 'starred' | 'unstarred';
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interface PositionInfo {
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collection: Collection;
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offset: number;
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itemIndex: number;
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}
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// Constants
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const RANGE_SIZE = 50;
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type GridContext = {
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queryArgs: ImageCollectionQueryArgs;
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imageNames: string[];
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starredCount: number;
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};
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type PositionInfo = {
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collection: 'starred' | 'unstarred';
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offset: number;
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itemIndex: number;
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};
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// Helper to calculate which collection and range an index belongs to
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const getPositionInfo = (index: number, starredCount: number): PositionInfo => {
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if (index < starredCount) {
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@@ -67,68 +76,63 @@ const getPositionInfo = (index: number, starredCount: number): PositionInfo => {
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}
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};
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// Hook to get image at a specific position
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const useImageAtPosition = (index: number, starredCount: number, queryArgs: ImageCollectionQueryArgs) => {
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const positionInfo = useMemo(() => getPositionInfo(index, starredCount), [index, starredCount]);
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// Hook to get image DTO from batched collection data
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const useImageFromBatch = (
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imageName: string,
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index: number,
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starredCount: number,
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queryArgs: ImageCollectionQueryArgs
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): ImageDTO | null => {
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const { arg, options } = useMemo(() => {
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const positionInfo = getPositionInfo(index, starredCount);
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const arg = useMemo(
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() =>
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({
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collection: positionInfo.collection,
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offset: positionInfo.offset,
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limit: RANGE_SIZE,
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...queryArgs,
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}) satisfies Parameters<typeof useGetImageCollectionQuery>[0],
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[positionInfo.collection, positionInfo.offset, queryArgs]
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);
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const arg = {
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collection: positionInfo.collection,
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offset: positionInfo.offset,
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limit: RANGE_SIZE,
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...queryArgs,
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} satisfies Parameters<typeof useGetImageCollectionQuery>[0];
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const options = useMemo(
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() =>
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({
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selectFromResult: ({ data }) => {
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if (!data) {
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return { imageDTO: null };
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} else {
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return {
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imageDTO: data.items[positionInfo.itemIndex] || null,
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};
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}
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},
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}) satisfies Parameters<typeof useGetImageCollectionQuery>[1],
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[positionInfo.itemIndex]
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);
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const options = {
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selectFromResult: ({ data }) => {
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const imageDTO = data?.items?.[positionInfo.itemIndex] || null;
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if (imageDTO && imageDTO.image_name !== imageName) {
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log.warnOnce(`Image name mismatch at index ${index}: expected ${imageName}, got ${imageDTO.image_name}`);
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}
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return { imageDTO };
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},
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} satisfies Parameters<typeof useGetImageCollectionQuery>[1];
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return { arg, options };
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}, [imageName, index, queryArgs, starredCount]);
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const { imageDTO } = useGetImageCollectionQuery(arg, options);
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return imageDTO;
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};
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type ImageAtPositionProps = {
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index: number;
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starredCount: number;
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queryArgs: ImageCollectionQueryArgs;
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};
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// Individual image component that gets its data from batched requests
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const ImageAtPosition = memo(
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({
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imageName,
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index,
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starredCount,
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queryArgs,
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}: {
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imageName: string;
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index: number;
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starredCount: number;
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queryArgs: ImageCollectionQueryArgs;
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}) => {
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const imageDTO = useImageFromBatch(imageName, index, starredCount, queryArgs);
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type GridContext = {
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queryArgs: ImageCollectionQueryArgs;
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counts: {
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starred_count: number;
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unstarred_count: number;
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total_count: number;
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};
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};
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if (!imageDTO) {
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return <Skeleton w="full" h="full" />;
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}
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// Individual image component
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const ImageAtPosition = memo(({ index, starredCount, queryArgs }: ImageAtPositionProps) => {
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const imageDTO = useImageAtPosition(index, starredCount, queryArgs);
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if (!imageDTO) {
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return <Skeleton w="full" h="full" />;
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return <GalleryImage imageDTO={imageDTO} />;
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}
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return <GalleryImage imageDTO={imageDTO} />;
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});
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);
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ImageAtPosition.displayName = 'ImageAtPosition';
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export const useDebouncedImageCollectionQueryArgs = () => {
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@@ -137,31 +141,52 @@ export const useDebouncedImageCollectionQueryArgs = () => {
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return queryArgs;
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};
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const getImageCollectionCountsOptions = {
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selectFromResult: ({ data, isLoading }) => ({
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counts: data
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? {
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starred_count: data.starred_count,
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unstarred_count: data.unstarred_count,
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total_count: data.starred_count + data.unstarred_count,
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}
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: {
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starred_count: 0,
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unstarred_count: 0,
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total_count: 0,
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},
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isLoading,
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}),
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} satisfies Parameters<typeof useGetImageCollectionCountsQuery>[1];
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// Memoized item content function
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const itemContent: GridItemContent<null, GridContext> = (index, _item, { queryArgs, counts }) => {
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return <ImageAtPosition index={index} starredCount={counts.starred_count} queryArgs={queryArgs} />;
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// Memoized item content function that uses image names as data but batches requests
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const itemContent: GridItemContent<string, GridContext> = (index, imageName, { queryArgs, starredCount }) => {
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if (!imageName) {
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return <Skeleton w="full" h="full" />;
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}
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return <ImageAtPosition imageName={imageName} index={index} starredCount={starredCount} queryArgs={queryArgs} />;
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};
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// Memoized compute key function
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const computeItemKey: GridComputeItemKey<null, GridContext> = (index, _item, { queryArgs }) => {
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return `${JSON.stringify(queryArgs)}-${index}`;
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// Memoized compute key function using image names
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const computeItemKey: GridComputeItemKey<string, GridContext> = (index, imageName, { queryArgs }) => {
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return `${JSON.stringify(queryArgs)}-${imageName || index}`;
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};
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// Hook to prefetch ranges based on visible area
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const usePrefetchRanges = (starredCount: number, queryArgs: ImageCollectionQueryArgs) => {
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const [triggerGetImageCollection] = useLazyGetImageCollectionQuery();
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const prefetchRange = useCallback(
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(startIndex: number, endIndex: number) => {
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const ranges = {
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starred: new Set<number>(),
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unstarred: new Set<number>(),
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};
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// Collect all unique ranges needed for the visible area
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for (let i = startIndex; i <= endIndex; i++) {
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const positionInfo = getPositionInfo(i, starredCount);
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ranges[positionInfo.collection].add(positionInfo.offset);
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}
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// Trigger queries for each unique range
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for (const [collection, offsets] of objectEntries(ranges)) {
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for (const offset of offsets) {
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triggerGetImageCollection({
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collection,
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offset,
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limit: RANGE_SIZE,
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...queryArgs,
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});
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}
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}
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},
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[starredCount, queryArgs, triggerGetImageCollection]
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);
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return prefetchRange;
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};
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// Main gallery component
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@@ -169,18 +194,21 @@ export const NewGallery = memo(() => {
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const queryArgs = useDebouncedImageCollectionQueryArgs();
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const virtuosoRef = useRef<VirtuosoGridHandle>(null);
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const { counts, isLoading } = useGetImageCollectionCountsQuery(queryArgs, getImageCollectionCountsOptions);
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// Get the ordered list of image names - this is our primary data source
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const { data: imageNames = [], isLoading } = useGetImageNamesQuery(queryArgs);
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// Load image names for selection operations - this is lightweight and ensures
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// selection operations work even before image data is fully loaded
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useGetImageNamesQuery(queryArgs);
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// Get starred count for position calculations
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const { data: counts } = useGetImageCollectionCountsQuery(queryArgs);
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const starredCount = counts?.starred_count ?? 0;
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const prefetchRange = usePrefetchRanges(starredCount, queryArgs);
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// Reset scroll position when query parameters change
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useEffect(() => {
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if (virtuosoRef.current && counts.total_count > 0) {
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if (virtuosoRef.current && imageNames.length > 0) {
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virtuosoRef.current.scrollToIndex({ index: 0, behavior: 'auto' });
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}
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}, [counts.total_count, queryArgs]);
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}, [queryArgs, imageNames.length]);
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const rootRef = useRef<HTMLDivElement>(null);
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const [scroller, setScroller] = useState<HTMLElement | null>(null);
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@@ -213,13 +241,22 @@ export const NewGallery = memo(() => {
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};
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}, [scroller, initialize, osInstance]);
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// Handle range changes to prefetch data for visible + buffer areas
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const handleRangeChanged = useCallback(
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(range: ListRange) => {
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prefetchRange(range.startIndex, range.endIndex);
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},
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[prefetchRange]
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);
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const context = useMemo(
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() =>
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({
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counts,
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imageNames,
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queryArgs,
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starredCount,
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}) satisfies GridContext,
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[counts, queryArgs]
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[imageNames, queryArgs, starredCount]
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);
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if (isLoading) {
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@@ -231,7 +268,7 @@ export const NewGallery = memo(() => {
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);
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}
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if (counts.total_count === 0) {
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if (imageNames.length === 0) {
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return (
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<Flex height="100%" alignItems="center" justifyContent="center">
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<Text color="base.300">No images found</Text>
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@@ -241,17 +278,19 @@ export const NewGallery = memo(() => {
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return (
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<Box data-overlayscrollbars-initialize="" ref={rootRef} w="full" h="full">
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<VirtuosoGrid<null, GridContext>
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<VirtuosoGrid<string, GridContext>
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ref={virtuosoRef}
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context={context}
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totalCount={counts.total_count}
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increaseViewportBy={1024}
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totalCount={imageNames.length}
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data={imageNames}
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increaseViewportBy={2048}
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itemContent={itemContent}
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computeItemKey={computeItemKey}
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components={components}
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style={style}
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scrollerRef={setScroller}
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scrollSeekConfiguration={scrollSeekConfiguration}
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rangeChanged={handleRangeChanged}
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/>
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</Box>
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);
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@@ -260,7 +299,7 @@ export const NewGallery = memo(() => {
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NewGallery.displayName = 'NewGallery';
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const scrollSeekConfiguration: ScrollSeekConfiguration = {
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enter: (velocity) => velocity > 1000,
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enter: (velocity) => velocity > 2048,
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exit: (velocity) => velocity === 0,
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};
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