From 4124ebf04a426f6f87515c63bfcd1bff28712587 Mon Sep 17 00:00:00 2001
From: Ihor Dykhta <dikhta.igor@gmail.com>
Date: Wed, 20 Sep 2023 06:33:14 +0300
Subject: [PATCH] [fix] When editing a custom basemap style do not
 unintentionally drop extra properties

Signed-off-by: Ihor Dykhta <dikhta.igor@gmail.com>
---
 src/reducers/src/map-style-updaters.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/reducers/src/map-style-updaters.ts b/src/reducers/src/map-style-updaters.ts
index 89535c4681..15b2565430 100644
--- a/src/reducers/src/map-style-updaters.ts
+++ b/src/reducers/src/map-style-updaters.ts
@@ -773,7 +773,10 @@ function getNewStateWithCustomMapStyle(state: MapStyle): MapStyle {
     // @ts-expect-error Property 'layerGroups' is missing in type 'InputStyle' but required in type 'BaseMapStyle'. Legacy case?
     mapStyles: {
       ...state.mapStyles,
-      [styleId]: state.inputStyle
+      [styleId]: {
+        ...state.mapStyles[styleId], // do not unintentionally drop any additional properties
+        ...state.inputStyle
+      }
     },
     // set to default
     inputStyle: getInitialInputStyle()