fix scan

dashboard/src/hooks/useStats.js

@@ -1,6 +1,6 @@
 import { useQuery, useQueryClient } from '@tanstack/react-query'
 import { useEffect } from 'react'
-import { getStats } from '../lib/api'
+import { getScanStatus, getStats } from '../lib/api'
 
 export function useStats() {
   const queryClient = useQueryClient()
@@ -20,5 +20,23 @@ export function useStats() {
     return () => es.close()
   }, [queryClient])
 
-  return useQuery({ queryKey: ['stats'], queryFn: getStats, refetchInterval: 30_000 })
+  const scanStatusQuery = useQuery({
+    queryKey: ['scanStatus'],
+    queryFn: getScanStatus,
+    refetchInterval: (query) => (query.state.data?.scanning ? 1000 : 5000),
+  })
+
+  const isScanning = scanStatusQuery.data?.scanning ?? true
+
+  const statsQuery = useQuery({
+    queryKey: ['stats'],
+    queryFn: getStats,
+    enabled: !isScanning,
+    refetchInterval: isScanning ? false : 30_000,
+  })
+
+  return {
+    ...statsQuery,
+    isScanning,
+  }
 }