Fix: send agent log date filters as local wall-clock strings (#16575)

web/src/services/agent-service.ts

@@ -6,6 +6,7 @@ import { IAgentWebhookTraceRequest } from '@/interfaces/request/agent';
 import api from '@/utils/api';
 import { registerNextServer } from '@/utils/register-server';
 import request from '@/utils/request';
+import dayjs from 'dayjs';
 
 const {
   createAgent,
@@ -167,7 +168,30 @@ export const fetchAgentLogsByCanvasId = (
   canvasId: string,
   params: IAgentLogsRequest,
 ) => {
-  return request.get(methods.fetchAgentLogs.url(canvasId), { params: params });
+  // Serialize Date values as local wall-clock strings ("YYYY-MM-DD HH:mm:ss").
+  // Axios' default serializer turns a Date into a UTC ISO string, which the
+  // backend then shifts by the server timezone — causing the picked local day
+  // to mismatch the server-local dates shown in the table. Sending a plain
+  // local datetime makes the backend compare it as-is against stored dates.
+  // from_date snaps to the start of the day (00:00:00), to_date to the end
+  // (23:59:59), so the full picked day range is covered.
+  const normalizeDate = (value: string | Date | undefined, isEnd = false) => {
+    if (!(value instanceof Date)) return value;
+    const day = dayjs(value);
+    return (isEnd ? day.endOf('day') : day.startOf('day')).format(
+      'YYYY-MM-DD HH:mm:ss',
+    );
+  };
+
+  const normalizedParams: IAgentLogsRequest = {
+    ...params,
+    from_date: normalizeDate(params.from_date),
+    to_date: normalizeDate(params.to_date, true),
+  };
+
+  return request.get(methods.fetchAgentLogs.url(canvasId), {
+    params: normalizedParams,
+  });
 };
 
 export const fetchAgentLogsById = (canvasId: string, sessionId: string) => {