From f86ae06ed74f59df5020b60f4699e276711547f1 Mon Sep 17 00:00:00 2001
From: Yulia Cech <yulia.cech@elastic.co>
Date: Thu, 26 Nov 2020 13:12:33 +0100
Subject: [PATCH] Renamed some data streams and added a default value for stats
 find

---
 .../common/types/data_streams.ts               | 18 +++++++++---------
 .../api/data_streams/register_get_route.ts     |  7 ++++---
 2 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/x-pack/plugins/index_management/common/types/data_streams.ts b/x-pack/plugins/index_management/common/types/data_streams.ts
index 06e4eb33c4760..fdfe6278eb985 100644
--- a/x-pack/plugins/index_management/common/types/data_streams.ts
+++ b/x-pack/plugins/index_management/common/types/data_streams.ts
@@ -10,19 +10,19 @@ interface TimestampFieldFromEs {
 
 type TimestampField = TimestampFieldFromEs;
 
-interface MetaFieldFromEs {
+interface MetaFromEs {
   managed_by: string;
   package: any;
   managed: boolean;
 }
 
-interface PrivilegesFieldFromEs {
+type Meta = MetaFromEs;
+
+interface PrivilegesFromEs {
   delete_index: boolean;
 }
 
-type PrivilegesField = PrivilegesFieldFromEs;
-
-type MetaField = MetaFieldFromEs;
+type Privileges = PrivilegesFromEs;
 
 export type HealthFromEs = 'GREEN' | 'YELLOW' | 'RED';
 
@@ -31,13 +31,13 @@ export interface DataStreamFromEs {
   timestamp_field: TimestampFieldFromEs;
   indices: DataStreamIndexFromEs[];
   generation: number;
-  _meta?: MetaFieldFromEs;
+  _meta?: MetaFromEs;
   status: HealthFromEs;
   template: string;
   ilm_policy?: string;
   store_size?: string;
   maximum_timestamp?: number;
-  privileges: PrivilegesFieldFromEs;
+  privileges: PrivilegesFromEs;
 }
 
 export interface DataStreamIndexFromEs {
@@ -57,8 +57,8 @@ export interface DataStream {
   ilmPolicyName?: string;
   storageSize?: string;
   maxTimeStamp?: number;
-  _meta?: MetaField;
-  privileges: PrivilegesField;
+  _meta?: Meta;
+  privileges: Privileges;
 }
 
 export interface DataStreamIndex {
diff --git a/x-pack/plugins/index_management/server/routes/api/data_streams/register_get_route.ts b/x-pack/plugins/index_management/server/routes/api/data_streams/register_get_route.ts
index 48e1d51f011e8..d19383d892cbd 100644
--- a/x-pack/plugins/index_management/server/routes/api/data_streams/register_get_route.ts
+++ b/x-pack/plugins/index_management/server/routes/api/data_streams/register_get_route.ts
@@ -40,9 +40,10 @@ const enhanceDataStreams = ({
 
     if (dataStreamsStats) {
       // eslint-disable-next-line @typescript-eslint/naming-convention
-      const { store_size, maximum_timestamp } = dataStreamsStats.find(
-        ({ data_stream: statsName }: { data_stream: string }) => statsName === dataStream.name
-      )!;
+      const { store_size, maximum_timestamp } =
+        dataStreamsStats.find(
+          ({ data_stream: statsName }: { data_stream: string }) => statsName === dataStream.name
+        ) || {};
 
       enhancedDataStream = {
         ...enhancedDataStream,