fix typecheck

Author: charleslien

web/src/app/admin/traces/utils/trace-processing.ts

@@ -147,10 +147,10 @@ export function buildTimelineFromMessages(
   // Group messages by client_request_id
   const messagesByRequestId = messages.reduce(
     (acc, msg) => {
-      if (!acc[msg.client_request_id]) {
-        acc[msg.client_request_id] = []
+      if (!acc[msg.client_request_id ?? 'NULL']) {
+        acc[msg.client_request_id ?? 'NULL'] = []
       }
-      acc[msg.client_request_id].push(msg)
+      acc[msg.client_request_id ?? 'NULL'].push(msg)
       return acc
     },
     {} as Record<string, TraceMessage[]>

web/src/app/api/admin/traces/[clientRequestId]/messages/route.ts

@@ -16,7 +16,7 @@ interface RouteParams {
 
 export interface TraceMessage {
   id: string
-  client_request_id: string
+  client_request_id: string | null
   user_id: string | null
   model: string
   request: any

web/src/app/api/admin/traces/[clientRequestId]/timeline/route.ts

@@ -70,7 +70,7 @@ export async function GET(req: NextRequest, { params }: RouteParams) {
     const allMessages = await db
       .select()
       .from(schema.message)
-      .where(eq(schema.message.client_id, clientId))
+      .where(eq(schema.message.client_id, clientId ?? 'NULL'))
       .orderBy(schema.message.finished_at)
 
     // Build timeline events from messages using utility function

web/src/app/api/admin/traces/client/[clientId]/sessions/route.ts

@@ -80,7 +80,7 @@ export async function GET(req: NextRequest, { params }: RouteParams) {
     // Transform messages into client messages
     const clientMessages: ClientMessage[] = messages.map((msg) => ({
       id: msg.id,
-      client_request_id: msg.client_request_id,
+      client_request_id: msg.client_request_id ?? 'NULL',
       timestamp: msg.finished_at,
       user_prompt: extractUserPromptFromRequest(msg.request),
       assistant_response: extractAssistantResponseFromResponse(msg.response),