const MyBooksNavigator = createStackNavigator({
BooksList: BooksList,
ViewBook: ViewBook,
});
const BookModalsNavigator = createStackNavigator({
MyBooksNavigator: MyBooksNavigator,
AddBook: AddBook,
}, {
mode: 'modal',
headerMode: 'none',
});
const AppNavigator = createBottomTabNavigator({
MyBooks: BookModalsNavigator,
Capture: Capture,
More: MoreNavigator,
},