Firebase存储从画廊Flutter上载图片(无错误)

dependencies:
  firebase_storage: ^5.2.0

import 'package:firebase_core/firebase_core.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await Firebase.initializeApp();
  runApp(MyApp());
}

import 'package:firebase_storage/firebase_storage.dart';

Future<String> uploadImageToFirebaseStorage(File imageFile) async {
  String fileName = DateTime.now().millisecondsSinceEpoch.toString();
  Reference reference =
      FirebaseStorage.instance.ref().child('gallery/$fileName');
  UploadTask uploadTask = reference.putFile(imageFile);
  TaskSnapshot taskSnapshot = await uploadTask.whenComplete(() {});
  String imageUrl = await taskSnapshot.ref.getDownloadURL();
  return imageUrl;
}

import 'package:flutter/material.dart';

class UploadedImage extends StatelessWidget {
  final String imageUrl;

  UploadedImage(this.imageUrl);

  @override
  Widget build(BuildContext context) {
    return Image.network(imageUrl);
  }
}