feat: add animation for history preview (#5966)

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packages/frontend/core/src/components/affine/page-history-modal/data.ts

@@ -63,11 +63,7 @@ export const useDocSnapshotList = (workspaceId: string, pageDocId: string) => {
     return data.flatMap(page => page.workspace.histories);
   }, [data]);
 
-  return [
-    histories,
-    shouldLoadMore ? loadMore : undefined,
-    loadingMore,
-  ] as const;
+  return [histories, shouldLoadMore ? loadMore : false, !!loadingMore] as const;
 };
 
 const snapshotFetcher = async (

packages/frontend/core/src/components/affine/page-history-modal/history-modal.tsx

@@ -17,6 +17,7 @@ import type { DialogContentProps } from '@radix-ui/react-dialog';
 import { Doc, type PageMode, Workspace } from '@toeverything/infra';
 import { useService } from '@toeverything/infra/di';
 import { atom, useAtom, useSetAtom } from 'jotai';
+import { range } from 'lodash-es';
 import {
   Fragment,
   type PropsWithChildren,
@@ -24,6 +25,7 @@ import {
   useCallback,
   useLayoutEffect,
   useMemo,
+  useRef,
   useState,
 } from 'react';
 import { encodeStateAsUpdate } from 'yjs';
@@ -90,6 +92,7 @@ const ModalContainer = ({
 
 interface HistoryEditorPreviewProps {
   ts?: string;
+  historyList: HistoryList;
   snapshotPage?: BlockSuiteDoc;
   mode: PageMode;
   onModeChange: (mode: PageMode) => void;
@@ -98,6 +101,7 @@ interface HistoryEditorPreviewProps {
 
 const HistoryEditorPreview = ({
   ts,
+  historyList,
   snapshotPage,
   onModeChange,
   mode,
@@ -110,11 +114,9 @@ const HistoryEditorPreview = ({
     onModeChange('edgeless');
   }, [onModeChange]);
 
-  return (
-    <div className={styles.previewWrapper}>
-      <div className={styles.previewContainerStack2} />
-      <div className={styles.previewContainerStack1} />
-      <div className={styles.previewContainer}>
+  const content = useMemo(() => {
+    return (
+      <>
         <div className={styles.previewHeader}>
           <StyledEditorModeSwitch switchLeft={mode === 'page'}>
             <PageSwitchItem
@@ -152,7 +154,38 @@ const HistoryEditorPreview = ({
             <Loading size={24} />
           </div>
         )}
-      </div>
+      </>
+    );
+  }, [
+    mode,
+    onSwitchToEdgelessMode,
+    onSwitchToPageMode,
+    snapshotPage,
+    title,
+    ts,
+  ]);
+
+  const previewRef = useRef<HTMLDivElement | null>(null);
+
+  return (
+    <div className={styles.previewWrapper} ref={previewRef}>
+      {range(0, historyList.length).map(i => {
+        const historyIndex = historyList.findIndex(h => h.timestamp === ts);
+        const distance = i - historyIndex;
+        const flag =
+          distance === 0
+            ? 'current'
+            : distance > 2
+              ? '> 2'
+              : distance < 0
+                ? '< 0'
+                : distance;
+        return (
+          <div data-distance={flag} key={i} className={styles.previewContainer}>
+            {historyIndex === i ? content : null}
+          </div>
+        );
+      })}
     </div>
   );
 };
@@ -240,21 +273,21 @@ const PlanPrompt = () => {
   ) : null;
 };
 
+type HistoryList = ReturnType<typeof useDocSnapshotList>[0];
+
 const PageHistoryList = ({
-  pageDocId,
-  workspaceId,
+  historyList,
+  onLoadMore,
+  loadingMore,
   activeVersion,
   onVersionChange,
 }: {
-  workspaceId: string;
-  pageDocId: string;
   activeVersion?: string;
   onVersionChange: (version: string) => void;
+  historyList: HistoryList;
+  onLoadMore: (() => void) | false;
+  loadingMore: boolean;
 }) => {
-  const [historyList, loadMore, loadingMore] = useDocSnapshotList(
-    workspaceId,
-    pageDocId
-  );
   const historyListByDay = useMemo(() => {
     return historyListGroupByDay(historyList);
   }, [historyList]);
@@ -330,13 +363,13 @@ const PageHistoryList = ({
               </Collapsible.Root>
             );
           })}
-          {loadMore ? (
+          {onLoadMore ? (
             <Button
               type="plain"
               loading={loadingMore}
               disabled={loadingMore}
               className={styles.historyItemLoadMore}
-              onClick={loadMore}
+              onClick={onLoadMore}
             >
               {t['com.affine.history.confirm-restore-modal.load-more']()}
             </Button>
@@ -468,11 +501,17 @@ const PageHistoryManager = ({
     [handleRestore]
   );
 
+  const [historyList, loadMore, loadingMore] = useDocSnapshotList(
+    workspaceId,
+    pageDocId
+  );
+
   return (
     <div className={styles.root}>
       <div className={styles.modalContent} data-empty={!activeVersion}>
         <HistoryEditorPreview
           ts={activeVersion}
+          historyList={historyList}
           snapshotPage={snapshotPage}
           mode={mode}
           onModeChange={setMode}
@@ -480,8 +519,9 @@ const PageHistoryManager = ({
         />
 
         <PageHistoryList
-          workspaceId={workspaceId}
-          pageDocId={pageDocId}
+          historyList={historyList}
+          onLoadMore={loadMore}
+          loadingMore={loadingMore}
           activeVersion={activeVersion}
           onVersionChange={setActiveVersion}
         />

packages/frontend/core/src/components/affine/page-history-modal/styles.css.ts

@@ -30,6 +30,7 @@ export const previewWrapper = style({
   flexGrow: 1,
   height: '100%',
   position: 'relative',
+  zIndex: 0,
   overflow: 'hidden',
   width: `calc(100% - ${historyListWidth})`,
   backgroundColor: cssVar('backgroundSecondaryColor'),
@@ -47,24 +48,38 @@ export const previewContainer = style({
   boxShadow: cssVar('shadow3'),
   height: 'calc(100% - 40px)',
   width: `calc(100% - 80px)`,
-  backgroundColor: cssVar('backgroundSecondaryColor'),
+  backgroundColor: cssVar('backgroundPrimaryColor'),
+  transformOrigin: 'top center',
+  transition: 'all 0.5s ease-in-out',
+  selectors: {
+    '&[data-distance="> 2"]': {
+      transform: 'scale(0.60)',
+      opacity: 0,
+      zIndex: -3,
+      pointerEvents: 'none',
+    },
+    '&[data-distance="2"]': {
+      transform: 'scale(0.90) translateY(-16px)',
+      zIndex: -2,
+      pointerEvents: 'none',
+    },
+    '&[data-distance="1"]': {
+      transform: 'scale(0.95) translateY(-8px)',
+      zIndex: -1,
+      pointerEvents: 'none',
+    },
+    '&[data-distance="current"]': {
+      opacity: 1,
+      zIndex: 0,
+    },
+    '&[data-distance="< 0"]': {
+      transform: 'scale(1.60) translateY(18px)',
+      opacity: 0,
+      zIndex: 1,
+      pointerEvents: 'none',
+    },
+  },
 });
-export const previewContainerStack1 = style([
-  previewContainer,
-  {
-    left: 48,
-    height: 'calc(100% - 32px)',
-    width: `calc(100% - 96px)`,
-  },
-]);
-export const previewContainerStack2 = style([
-  previewContainer,
-  {
-    left: 56,
-    height: 'calc(100% - 24px)',
-    width: `calc(100% - 112px)`,
-  },
-]);
 export const previewHeader = style({
   display: 'flex',
   alignItems: 'center',

tests/storybook/src/stories/page-list.stories.tsx

@@ -13,14 +13,20 @@ import {
   PageTags,
   type PageTagsProps,
 } from '@affine/core/components/page-list';
+import { workbenchRoutes } from '@affine/core/router';
 import { __unstableSchemas, AffineSchemas } from '@blocksuite/blocks/models';
 import { PageIcon, TagsIcon } from '@blocksuite/icons';
 import { Schema, Workspace } from '@blocksuite/store';
+import { expect } from '@storybook/jest';
 import type { Meta, StoryFn } from '@storybook/react';
 import { userEvent } from '@storybook/testing-library';
 import { initEmptyPage } from '@toeverything/infra';
 import { useState } from 'react';
-import { withRouter } from 'storybook-addon-react-router-v6';
+import {
+  reactRouterOutlets,
+  reactRouterParameters,
+  withRouter,
+} from 'storybook-addon-react-router-v6';
 
 export default {
   title: 'AFFiNE/PageList',
@@ -41,6 +47,11 @@ AffineOperationCell.args = {
   onDisablePublicSharing: () => toast('Disable public sharing'),
   onRemoveToTrash: () => toast('Remove to trash'),
 };
+AffineOperationCell.parameters = {
+  reactRouter: reactRouterParameters({
+    routing: reactRouterOutlets(workbenchRoutes),
+  }),
+};
 AffineOperationCell.play = async ({ canvasElement }) => {
   {
     const button = canvasElement.querySelector(