perf improve

src/app/users/index.tsx

@@ -1,8 +1,8 @@
 import { NDKEvent, NDKKind } from '@nostr-dev-kit/ndk';
 import { useQuery } from '@tanstack/react-query';
-import { useVirtualizer } from '@tanstack/react-virtual';
-import { useCallback, useRef } from 'react';
+import { useCallback } from 'react';
 import { useParams } from 'react-router-dom';
+import { VList } from 'virtua';
 
 import { UserProfile } from '@app/users/components/profile';
 
@@ -32,79 +32,35 @@ export function UserScreen() {
     return [...events] as unknown as NDKEvent[];
   });
 
-  const parentRef = useRef();
-  const virtualizer = useVirtualizer({
-    count: data ? data.length : 0,
-    getScrollElement: () => parentRef.current,
-    estimateSize: () => 650,
-    overscan: 4,
-  });
-  const items = virtualizer.getVirtualItems();
-
   // render event match event kind
   const renderItem = useCallback(
-    (index: string | number) => {
-      const event: NDKEvent = data[index];
-      if (!event) return;
-
+    (event: NDKEvent) => {
       switch (event.kind) {
         case NDKKind.Text:
           return (
-            <div
-              key={event.id + index}
-              data-index={index}
-              ref={virtualizer.measureElement}
-            >
-              <NoteWrapper event={event}>
-                <TextNote content={event.content} />
-              </NoteWrapper>
-            </div>
+            <NoteWrapper key={event.id} event={event}>
+              <TextNote />
+            </NoteWrapper>
           );
         case NDKKind.Repost:
-          return (
-            <div
-              key={event.id + index}
-              data-index={index}
-              ref={virtualizer.measureElement}
-            >
-              <Repost key={event.id} event={event} />
-            </div>
-          );
+          return <Repost key={event.id} event={event} />;
         case 1063:
           return (
-            <div
-              key={event.id + index}
-              data-index={index}
-              ref={virtualizer.measureElement}
-            >
-              <NoteWrapper event={event}>
-                <FileNote event={event} />
-              </NoteWrapper>
-            </div>
+            <NoteWrapper key={event.id} event={event}>
+              <FileNote />
+            </NoteWrapper>
           );
         case NDKKind.Article:
           return (
-            <div
-              key={event.id + index}
-              data-index={index}
-              ref={virtualizer.measureElement}
-            >
-              <NoteWrapper event={event}>
-                <ArticleNote event={event} />
-              </NoteWrapper>
-            </div>
+            <NoteWrapper key={event.id} event={event}>
+              <ArticleNote />
+            </NoteWrapper>
           );
         default:
           return (
-            <div
-              key={event.id + index}
-              data-index={index}
-              ref={virtualizer.measureElement}
-            >
-              <NoteWrapper event={event}>
-                <UnknownNote event={event} />
-              </NoteWrapper>
-            </div>
+            <NoteWrapper key={event.id} event={event}>
+              <UnknownNote />
+            </NoteWrapper>
           );
       }
     },
@@ -112,10 +68,7 @@ export function UserScreen() {
   );
 
   return (
-    <div
-      ref={parentRef}
-      className="scrollbar-hide relative h-full w-full overflow-y-auto bg-white/10 backdrop-blur-xl"
-    >
+    <div className="scrollbar-hide relative h-full w-full overflow-y-auto bg-white/10 backdrop-blur-xl">
       <div data-tauri-drag-region className="absolute left-0 top-0 h-11 w-full" />
       <UserProfile pubkey={pubkey} />
       <div className="mt-6 h-full w-full border-t border-white/5 px-1.5">
@@ -129,7 +82,7 @@ export function UserScreen() {
                 <NoteSkeleton />
               </div>
             </div>
-          ) : items.length === 0 ? (
+          ) : data.length === 0 ? (
             <div className="px-3 py-1.5">
               <div className="rounded-xl bg-white/10 px-3 py-6 backdrop-blur-xl">
                 <div className="flex flex-col items-center gap-4">
@@ -140,22 +93,10 @@ export function UserScreen() {
               </div>
             </div>
           ) : (
-            <div
-              style={{
-                position: 'relative',
-                width: '100%',
-                height: `${virtualizer.getTotalSize()}px`,
-              }}
-            >
-              <div
-                className="absolute left-0 top-0 w-full"
-                style={{
-                  transform: `translateY(${items[0].start}px)`,
-                }}
-              >
-                {items.map((item) => renderItem(item.index))}
-              </div>
-            </div>
+            <VList className="scrollbar-hide h-full">
+              {data.map((item) => renderItem(item))}
+              <div className="h-16" />
+            </VList>
           )}
         </div>
       </div>