From 87042ff90cb30b599d8b37d530f477dcb0b92630 Mon Sep 17 00:00:00 2001
From: Yaroslav Kuznietsov <kuznetsov.yaroslav.yk@gmail.com>
Date: Thu, 27 Oct 2022 15:14:05 +0300
Subject: [PATCH] Histogram problems fixed.

---
 .../common/convert_to_lens/lib/convert/range.ts     | 13 ++++++-------
 .../common/convert_to_lens/types/params.ts          |  2 +-
 2 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/src/plugins/visualizations/common/convert_to_lens/lib/convert/range.ts b/src/plugins/visualizations/common/convert_to_lens/lib/convert/range.ts
index 6a9f96fd5ad1e..98200c321935c 100644
--- a/src/plugins/visualizations/common/convert_to_lens/lib/convert/range.ts
+++ b/src/plugins/visualizations/common/convert_to_lens/lib/convert/range.ts
@@ -27,18 +27,17 @@ export const convertToRangeParams = (
     return {
       type: RANGE_MODES.Histogram,
       maxBars: aggParams.maxBars ?? 'auto',
-      ranges: [],
+      includeEmptyRows: aggParams.min_doc_count,
     };
   } else {
     return {
       type: RANGE_MODES.Range,
       maxBars: 'auto',
-      ranges:
-        aggParams.ranges?.map((range) => ({
-          label: range.label,
-          from: range.from ?? null,
-          to: range.to ?? null,
-        })) ?? [],
+      ranges: aggParams.ranges?.map((range) => ({
+        label: range.label,
+        from: range.from ?? null,
+        to: range.to ?? null,
+      })),
     };
   }
 };
diff --git a/src/plugins/visualizations/common/convert_to_lens/types/params.ts b/src/plugins/visualizations/common/convert_to_lens/types/params.ts
index d66822921fb19..4623506496382 100644
--- a/src/plugins/visualizations/common/convert_to_lens/types/params.ts
+++ b/src/plugins/visualizations/common/convert_to_lens/types/params.ts
@@ -55,7 +55,7 @@ interface Range {
 export interface RangeParams extends FormatParams {
   type: RangeMode;
   maxBars: 'auto' | number;
-  ranges: Range[];
+  ranges?: Range[];
   includeEmptyRows?: boolean;
   parentFormat?: {
     id: string;