fix: assigning to read-only property 'reduceMotion' (#1848)(by @pafry7)

You can't modify the object inside `worklet`:
software-mansion/react-native-reanimated#5430 (comment)

src/components/bottomSheet/BottomSheet.tsx

@@ -21,6 +21,8 @@ import Animated, {
   useWorkletCallback,
   WithSpringConfig,
   WithTimingConfig,
+  // @ts-expect-error Module '"react-native-reanimated"' has no exported member 'ReduceMotion'
+  ReduceMotion,
 } from 'react-native-reanimated';
 import { State } from 'react-native-gesture-handler';
 import {
@@ -77,7 +79,7 @@ import {
   DEFAULT_DYNAMIC_SIZING,
   DEFAULT_ACCESSIBLE,
   DEFAULT_ACCESSIBILITY_LABEL,
-  DEFAULT_ACCESSIBILITY_ROLE
+  DEFAULT_ACCESSIBILITY_ROLE,
 } from './constants';
 import type { BottomSheetMethods, Insets } from '../../types';
 import type { BottomSheetProps, AnimateToPositionType } from './types';
@@ -98,8 +100,7 @@ const BottomSheetComponent = forwardRef<BottomSheet, BottomSheetProps>(
     //#region extract props
     const {
       // animations configurations
-      animationConfigs: _providedAnimationConfigs,
-
+      animationConfigs,
       // configurations
       index: _providedIndex = 0,
       snapPoints: _providedSnapPoints,
@@ -172,6 +173,21 @@ const BottomSheetComponent = forwardRef<BottomSheet, BottomSheetProps>(
     } = props;
     //#endregion
 
+    //#region animations configurations
+    const _providedAnimationConfigs = useMemo(() => {
+      if (!animationConfigs) {
+        return undefined;
+      }
+
+      if (ReduceMotion) {
+        // @ts-expect-error Property 'reduceMotion' does not exist on type 'WithSpringConfig | WithTimingConfig'.
+        animationConfigs.reduceMotion = ReduceMotion.Never;
+      }
+
+      return animationConfigs;
+    }, [animationConfigs]);
+    //#endregion
+
     //#region layout variables
     /**
      * This variable is consider an internal variable,
@@ -722,6 +738,10 @@ const BottomSheetComponent = forwardRef<BottomSheet, BottomSheetProps>(
          * force animation configs from parameters, if provided
          */
         if (configs !== undefined) {
+          if (ReduceMotion) {
+            // @ts-expect-error Property 'reduceMotion' does not exist on type 'WithSpringConfig | WithTimingConfig'.
+            configs.reduceMotion = ReduceMotion.Never;
+          }
           animatedPosition.value = animate({
             point: position,
             configs,

src/constants.ts

@@ -1,5 +1,6 @@
 import { Dimensions, Platform } from 'react-native';
-import Animated, { Easing } from 'react-native-reanimated';
+// @ts-expect-error Module '"react-native-reanimated"' has no exported member 'ReduceMotion'
+import Animated, { Easing, ReduceMotion } from 'react-native-reanimated';
 
 const { height: WINDOW_HEIGHT, width: WINDOW_WIDTH } = Dimensions.get('window');
 const { height: SCREEN_HEIGHT, width: SCREEN_WIDTH } = Dimensions.get('screen');
@@ -72,11 +73,13 @@ const ANIMATION_CONFIGS_IOS = {
   overshootClamping: true,
   restDisplacementThreshold: 10,
   restSpeedThreshold: 10,
+  ...(ReduceMotion ? { reduceMotion: ReduceMotion.Never } : {}),
 };
 
 const ANIMATION_CONFIGS_ANDROID = {
   duration: ANIMATION_DURATION,
   easing: ANIMATION_EASING,
+  ...(ReduceMotion ? { reduceMotion: ReduceMotion.Never } : {}),
 };
 
 const ANIMATION_CONFIGS =

src/utilities/animate.ts

@@ -4,8 +4,6 @@ import {
   withTiming,
   withSpring,
   AnimationCallback,
-  // @ts-ignore
-  ReduceMotion,
 } from 'react-native-reanimated';
 import { ANIMATION_CONFIGS, ANIMATION_METHOD } from '../constants';
 
@@ -28,14 +26,6 @@ export const animate = ({
     configs = ANIMATION_CONFIGS;
   }
 
-  // Users might have an accessibililty setting to reduce motion turned on.
-  // This prevents the animation from running when presenting the sheet, which results in
-  // the bottom sheet not even appearing so we need to override it to ensure the animation runs.
-  if (ReduceMotion) {
-    // @ts-ignore
-    configs.reduceMotion = ReduceMotion.Never;
-  }
-
   // detect animation type
   const type =
     'duration' in configs || 'easing' in configs