From d9b417f703ceb69a959b0ce59600e53d75560d1e Mon Sep 17 00:00:00 2001
From: Mo Gorhom <gorhom@me.com>
Date: Tue, 1 Jun 2021 23:12:00 +0100
Subject: [PATCH] fix: prevent animated content height value from getting below
 zero

---
 src/components/bottomSheet/BottomSheet.tsx | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/components/bottomSheet/BottomSheet.tsx b/src/components/bottomSheet/BottomSheet.tsx
index 197876254..87b97ea9c 100644
--- a/src/components/bottomSheet/BottomSheet.tsx
+++ b/src/components/bottomSheet/BottomSheet.tsx
@@ -338,6 +338,16 @@ const BottomSheetComponent = forwardRef<BottomSheet, BottomSheetProps>(
     const animatedContentHeight = useDerivedValue(() => {
       const contentHeight =
         animatedSheetHeight.value - animatedHandleHeight.value;
+
+      /**
+       * before the container is measured, `contentHeight` value will be below zero,
+       * which will lead to freeze the scrollable on Android.
+       *
+       * @link (https://github.com/gorhom/react-native-bottom-sheet/issues/470)
+       */
+      if (contentHeight <= 0) {
+        return 0;
+      }
       const keyboardHeightInContainer = getKeyboardHeightInContainer();
 
       if (