Fix for automatic colorScheme in the sample (#205)

Fix for automatic colorScheme in the Android sample

Author: kiftio

sample/src/App.tsx

@@ -23,7 +23,7 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SO
 
 import type {PropsWithChildren, ReactNode} from 'react';
 import React, {useEffect, useState} from 'react';
-import {Appearance, Linking, StatusBar} from 'react-native';
+import {Linking, StatusBar} from 'react-native';
 import {
   Link,
   NavigationContainer,
@@ -77,8 +77,6 @@ const config: Configuration = {
   },
 };
 
-Appearance.setColorScheme('light');
-
 export type RootStackParamList = {
   Catalog: undefined;
   CatalogScreen: undefined;

sample/src/context/Theme.tsx

@@ -170,7 +170,9 @@ export const ThemeProvider: React.FC<
     useState<ColorScheme>(defaultValue);
 
   const setColorScheme = useCallback((colorScheme: ColorScheme) => {
-    if (colorScheme !== ColorScheme.automatic) {
+    if (colorScheme === ColorScheme.automatic) {
+      Appearance.setColorScheme(null);
+    } else {
       Appearance.setColorScheme(
         colorScheme === ColorScheme.dark ? 'dark' : 'light',
       );