From 6d3d0a09d141e46541d726a2972c0946f4dec510 Mon Sep 17 00:00:00 2001
From: Nikolas Rieble <nikolas.rieble@tulip.co>
Date: Wed, 4 Jan 2023 15:01:43 +0100
Subject: [PATCH] AreaChart: Respect AreaChart baseValue but allow override
 with Area baseValue

---
 src/cartesian/Area.tsx | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/cartesian/Area.tsx b/src/cartesian/Area.tsx
index 589b543f58..886e7845d7 100644
--- a/src/cartesian/Area.tsx
+++ b/src/cartesian/Area.tsx
@@ -119,8 +119,12 @@ export class Area extends PureComponent<Props, State> {
   };
 
   static getBaseValue = (props: Props, item: Area, xAxis: Props['xAxis'], yAxis: Props['yAxis']): number => {
-    const { layout } = props;
-    const { baseValue } = item.props;
+    const { layout, baseValue: chartBaseValue } = props;
+    const { baseValue: itemBaseValue } = item.props;
+
+    // The baseValue can be defined both on the AreaChart as well as on the Area.
+    // The value for the item takes precedence.
+    const baseValue = itemBaseValue ?? chartBaseValue;
 
     if (isNumber(baseValue) && typeof baseValue === 'number') {
       return baseValue;