From 5bf217c6a820d4acae79f693a2f2a7e1342c607f Mon Sep 17 00:00:00 2001
From: Dima Arnautov <dmitrii.arnautov@elastic.co>
Date: Tue, 9 Jun 2020 10:53:32 +0200
Subject: [PATCH] [ML] increase MAX_NESTING_SUB_AGGS

---
 x-pack/plugins/transform/public/app/common/pivot_aggs.ts        | 2 +-
 .../components/aggregation_list/sub_aggs_section.tsx            | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/x-pack/plugins/transform/public/app/common/pivot_aggs.ts b/x-pack/plugins/transform/public/app/common/pivot_aggs.ts
index 56ca02d918c98..54dfd9ecda7b1 100644
--- a/x-pack/plugins/transform/public/app/common/pivot_aggs.ts
+++ b/x-pack/plugins/transform/public/app/common/pivot_aggs.ts
@@ -82,7 +82,7 @@ export type PivotAggDict = {
 /**
  * The maximum level of sub-aggregations
  */
-export const MAX_NESTING_SUB_AGGS = 2;
+export const MAX_NESTING_SUB_AGGS = 10;
 
 // The internal representation of an aggregation definition.
 export interface PivotAggsConfigBase {
diff --git a/x-pack/plugins/transform/public/app/sections/create_transform/components/aggregation_list/sub_aggs_section.tsx b/x-pack/plugins/transform/public/app/sections/create_transform/components/aggregation_list/sub_aggs_section.tsx
index f835e640abf31..82b885bf4f775 100644
--- a/x-pack/plugins/transform/public/app/sections/create_transform/components/aggregation_list/sub_aggs_section.tsx
+++ b/x-pack/plugins/transform/public/app/sections/create_transform/components/aggregation_list/sub_aggs_section.tsx
@@ -43,7 +43,7 @@ export const SubAggsSection: FC<{ item: PivotAggsConfig }> = ({ item }) => {
   );
 
   const isNewSubAggAllowed: boolean = useMemo(() => {
-    let nestingLevel = 0;
+    let nestingLevel = 1;
     let parentItem = item.parentAgg;
     while (parentItem !== undefined) {
       nestingLevel++;