import { useEffect, useState } from 'react';
import * as Font from 'expo-font';
import { SplashScreen } from 'expo';

/**
 * Load and use resources that need to be loaded async by Expo SDK
 */
const useExpoResources = () => {
  const [isLoading, setIsLoading] = useState(true);

  /**
   * Load resources and prevents SplashScreen from hiding until completed
   */
  useEffect(() => {
    SplashScreen.preventAutoHide();

    const loadFonts = async () => {
      try {
        await Font.loadAsync({
          SomeFont: require('../../assets/fonts/SomeFont.ttf'),
        });

        setIsLoading(false);
        SplashScreen.hide();
      } catch (error) {
        // handle error
      }
    };

    loadFonts();
  }, []);

  return isLoading;
};

export default useExpoResources;