import React, { useState, useEffect } from "react";
import { NavigationContainer } from "@react-navigation/native";
import AuthNavigator from "./app/navigation/AuthNavigator";
import Splash from "./app/screen/splash";
import AppNavigator from "./app/navigation/AppNavigator";
import { auth } from "./app/authentication/Firebase";
export default function App() {
  const [isSplashVisible, setIsSplashVisible] = useState(true);
  const [isLoggedIn, setIsLoggedIn] = useState(false);
  useEffect(() => {
    const unsubscribe = auth.onAuthStateChanged((user) => {
      setIsLoggedIn(!!user);
      setTimeout(() => {
        setIsSplashVisible(false);
      }, 2000); 
    });
    return () => unsubscribe();
  }, []);
  if (isSplashVisible) {
    return <Splash />;
  }
  return (
    <NavigationContainer>
      {isLoggedIn ? <AppNavigator /> : <AuthNavigator />}
    </NavigationContainer>
  );
}

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我的Expo应用程序不工作，当我运行应用程序时，它被卡在相同的白色屏幕，我已经尝试重新加载和东西，但它不工作，如果我做了一些导入错误，它仍然显示错误，但Web应用程序工作完美，按W