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같은 clientId에 대한 커서 필터 #400

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merged 1 commit into from
Dec 5, 2024
Merged

같은 clientId에 대한 커서 필터 #400

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26 changes: 17 additions & 9 deletions apps/frontend/src/features/canvas/ui/CollaborativeCursors/index.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -13,15 +13,23 @@ interface CollaborativeCursorsProps {
export function CollaborativeCursors({ cursors }: CollaborativeCursorsProps) {
const { flowToScreenPosition } = useReactFlow();
const { currentUser } = useUserStore();
const validCursors = useMemo(
() =>
Array.from(cursors.values()).filter(
(cursor) =>
cursor.cursor &&
(cursor.clientId as unknown as string) !== currentUser.clientId,
),
[cursors],
);
const validCursors = useMemo(() => {
const filteredCursors = Array.from(cursors.values()).filter(
(cursor) =>
cursor.cursor &&
(cursor.clientId as unknown as string) !== currentUser.clientId,
);

const uniqueCursors = filteredCursors.reduce((acc, current) => {
const exists = acc.find((item) => item.clientId === current.clientId);
if (!exists) {
acc.push(current);
}
return acc;
}, [] as AwarenessState[]);

return uniqueCursors;
}, [cursors]);

return (
<Panel>
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