checks if request is done loading before api call (#262)

Signed-off-by: Amit Galitzky <amgalitz@amazon.com>

Author: amitgalitz

public/pages/DetectorDetail/containers/DetectorDetail.tsx

@@ -161,7 +161,10 @@ export const DetectorDetail = (props: DetectorDetailProps) => {
         core.notifications.toasts.addDanger('Error getting all indices');
       });
     };
-    getInitialIndices();
+    // only need to check if indices exist after detector finishes loading
+    if (!isLoadingDetector) {
+      getInitialIndices();
+    }
   }, [detector]);
 
   useEffect(() => {
@@ -188,7 +191,7 @@ export const DetectorDetail = (props: DetectorDetailProps) => {
   // If the detector state was changed after opening the stop detector modal,
   // re-check if any jobs are running, and close the modal if it's not needed anymore
   useEffect(() => {
-    if (!isRTJobRunning && !isHistoricalJobRunning) {
+    if (!isRTJobRunning && !isHistoricalJobRunning && !isEmpty(detector)) {
       hideStopDetectorModal();
     }
   }, [detector]);