npm install @dnd-kit/react

import {DragDropProvider, useDraggable, useDroppable} from '@dnd-kit/react';

function App() {
  const [parent, setParent] = useState(null);

  return (
    <DragDropProvider
      onDragEnd={(event) => {
        if (event.canceled) return;
        setParent(event.operation.target?.id ?? null);
      }}
    >
      {parent == null ? <Draggable /> : null}
      <Droppable>{parent ? <Draggable /> : 'Drop here'}</Droppable>
    </DragDropProvider>
  );
}