feat(webui): Move to success state (instead of failure state) after user-cancel action for Presto queries.

components/webui/client/src/pages/SearchPage/SearchState/useUpdateStateWithMetadata.ts

@@ -11,6 +11,11 @@ import {SEARCH_UI_STATE} from "./typings";
 import {useResultsMetadata} from "./useResultsMetadata";
 
 
+/*
+* Presto error name for user cancellation
+*/
+const PRESTO_CANCEL_ERROR_NAME = "USER_CANCELED";
+
 /**
  * Custom hook to update the UI state to `DONE` when the results metadata signal indicates
  * that the query is complete, or `FAILED` if the query fails. If there is an error, it will
@@ -30,6 +35,13 @@ const useUiUpdateOnDoneSignal = () => {
                 updateSearchUiState(SEARCH_UI_STATE.DONE);
                 break;
             case PRESTO_SEARCH_SIGNAL.FAILED:
+                // Presto reports query cancellation as a failure, but we treat as a successful
+                // completion.
+                if (resultsMetadata.errorName === PRESTO_CANCEL_ERROR_NAME) {
+                    updateSearchUiState(SEARCH_UI_STATE.DONE);
+
+                    break;
+                }
                 updateSearchUiState(SEARCH_UI_STATE.FAILED);
                 notification.error({
                     description: resultsMetadata.errorMsg || "An error occurred during search",