frontend: refactor preview

2025-10-19 21:23:35 +02:00
parent ab06205744
commit 3591415d46
4 changed files with 244 additions and 250 deletions
@@ -0,0 +1,92 @@
+import React from 'react';
+import { DownloadIcon } from '../ui/icons';
+import { formatFileSize } from '../utils/format';
+
+const PreviewWorkspace = ({
+  document,
+  previewEntry,
+  resolveApiPath,
+  onClose,
+  onRegenerateThumbnails,
+}) => {
+  if (!document) {
+    return null;
+  }
+
+  const title = document.title || document.original_name || 'Document';
+  const mime = previewEntry?.contentType || document.content_type || 'application/pdf';
+  const downloadHref = document.current_version?.download_path
+    ? resolveApiPath(document.current_version.download_path)
+    : null;
+  const sizeBytes = Number(document.current_version?.size_bytes) || 0;
+  const sizeLabel = sizeBytes > 0 ? formatFileSize(sizeBytes) : null;
+  const metadata =
+    document.metadata && Object.keys(document.metadata).length > 0 ? document.metadata : null;
+
+  return (
+    <section className="preview-workspace">
+      <header className="preview-workspace__header">
+        <div className="preview-workspace__meta">
+          <button
+            type="button"
+            className="secondary"
+            onClick={() => onClose(document.folder_id ?? 'root')}
+          >
+            ← Back
+          </button>
+          <div>
+            <h2>{title}</h2>
+            <span className="meta">
+              {document.content_type || mime}
+              {sizeLabel ? ` · ${sizeLabel}` : ''}
+            </span>
+          </div>
+        </div>
+        <div className="preview-workspace__actions">
+          <a
+            className="button-link with-icon"
+            href={downloadHref || '#'}
+            target="_blank"
+            rel="noopener noreferrer"
+            aria-disabled={!downloadHref}
+            onClick={(event) => {
+              if (!downloadHref) {
+                event.preventDefault();
+              }
+            }}
+          >
+            <DownloadIcon className="icon-inline" />
+            <span>Download</span>
+          </a>
+          <button
+            type="button"
+            className="secondary"
+            onClick={() => onRegenerateThumbnails(document.id)}
+          >
+            Re-run analysis
+          </button>
+        </div>
+      </header>
+      <div className="preview-workspace__body">
+        {!previewEntry?.url ? (
+          <div className="preview-workspace__message">Loading preview…</div>
+        ) : (
+          <iframe
+            src={previewEntry.url}
+            title={`Preview of ${title}`}
+            className="preview-workspace__object"
+          />
+        )}
+      </div>
+      {metadata && (
+        <section className="preview-workspace__metadata">
+          <h3>Metadata</h3>
+          <pre>{JSON.stringify(metadata, null, 2)}</pre>
+        </section>
+      )}
+    </section>
+  );
+};
+
+export default PreviewWorkspace;
+