Function handleVersionChange

components/artifact.tsx:197–218

(type: 'next' | 'prev' | 'toggle' | 'latest')

  }

  const handleVersionChange = (type: 'next' | 'prev' | 'toggle' | 'latest') => {
    if (!documents) return;

    if (type === 'latest') {
      setCurrentVersionIndex(documents.length - 1);
      setMode('edit');
    }

    if (type === 'toggle') {
      setMode((mode) => (mode === 'edit' ? 'diff' : 'edit'));
    }

    if (type === 'prev') {
      if (currentVersionIndex > 0) {
        setCurrentVersionIndex((index) => index - 1);
      }
    } else if (type === 'next') {
      if (currentVersionIndex < documents.length - 1) {
        setCurrentVersionIndex((index) => index + 1);
      }
    }
  };

  const [isToolbarVisible, setIsToolbarVisible] = useState(false);