Files
papercrate/frontend/src/routes/DocumentViewerRoute.jsx
T

54 lines
1.3 KiB
React

import React, { useEffect } from 'react';
import { Navigate, useNavigate, useParams } from 'react-router-dom';
import { useAppShell } from '../appShellContext';
const DocumentViewerRoute = () => {
const {
previewWorkspaceDocument,
ensurePreviewData,
notifyApiError,
} = useAppShell();
const { documentId } = useParams();
const navigate = useNavigate();
useEffect(() => {
if (!documentId) {
navigate('/documents', { replace: true });
return;
}
let cancelled = false;
const hydrate = async () => {
try {
await ensurePreviewData(documentId);
} catch (error) {
if (cancelled) {
return;
}
notifyApiError(error, 'Failed to open document preview.');
navigate('/documents', { replace: true });
}
};
hydrate();
return () => {
cancelled = true;
};
}, [documentId, ensurePreviewData, notifyApiError, navigate]);
if (!documentId) {
return <Navigate to="/documents" replace />;
}
if (!previewWorkspaceDocument || previewWorkspaceDocument.id !== documentId) {
return <div className="preview-workspace__message">Loading preview</div>;
}
return <Navigate to="/documents" replace />;
};
export default DocumentViewerRoute;