feat: complete mindspace conversation packages

2026-07-02 23:46:05 +08:00
parent b084f6d23c
commit b258004dad
31 changed files with 1990 additions and 118 deletions
@@ -0,0 +1,54 @@
+import crypto from 'node:crypto';
+
+export const DOCX_MIME_TYPE = 'application/vnd.openxmlformats-officedocument.wordprocessingml.document';
+
+export async function registerChatDocxArtifactForConversation({
+  registry,
+  user,
+  bundle,
+  requestBody = {},
+  filename,
+  buffer,
+  now = Date.now(),
+}) {
+  if (!registry || !user?.id || !filename || !Buffer.isBuffer(buffer)) return null;
+  const sessionId = String(requestBody.session_id ?? requestBody.sessionId ?? '').trim();
+  const messageId = String(requestBody.message_id ?? requestBody.messageId ?? '').trim();
+  if (!sessionId || !messageId) return null;
+  const selectedLinkIndex = Number(requestBody.selected_link_index ?? requestBody.selectedLinkIndex ?? 0);
+  const hash = crypto
+    .createHash('sha256')
+    .update(`${user.id}:${sessionId}:${messageId}:${selectedLinkIndex}:${filename}`)
+    .digest('hex')
+    .slice(0, 16);
+  const artifactId = `ca_docx_${hash}`;
+  const relativePath = `artifacts/${artifactId}/${filename}`;
+  const { packageRecord, writeResult } = await registry.putObjectForSession({
+    userId: user.id,
+    sessionId,
+    title: bundle?.source?.session?.name ?? null,
+    relativePath,
+    body: buffer,
+  });
+  const canonicalUrl =
+    `/api/mindspace/v1/conversation-packages/${encodeURIComponent(sessionId)}` +
+    `/artifacts/${encodeURIComponent(artifactId)}/download`;
+  const artifact = await registry.recordArtifact({
+    id: artifactId,
+    packageId: packageRecord.id,
+    artifactKind: 'docx',
+    messageId,
+    displayName: filename,
+    mimeType: DOCX_MIME_TYPE,
+    sizeBytes: buffer.length,
+    storageKey: writeResult.key,
+    canonicalUrl,
+    sortOrder: now,
+    now,
+  });
+  await registry.writeManifestForSession({
+    userId: user.id,
+    sessionId,
+  });
+  return artifact;
+}