上传多个文件并查询Firestore DB - ReactJS

import firebase from 'firebase/app';
import 'firebase/firestore';
import 'firebase/storage';

const firebaseConfig = {
  // 在这里添加Firebase配置信息
};

firebase.initializeApp(firebaseConfig);
const db = firebase.firestore();
const storage = firebase.storage();

import React, { useState } from 'react';
import { useDropzone } from 'react-dropzone';

const FileUploader = () => {
  const [files, setFiles] = useState([]);

  const onDrop = (acceptedFiles) => {
    setFiles(acceptedFiles);
  };

  const { getRootProps, getInputProps, isDragActive } = useDropzone({ onDrop });

  return (
    <div {...getRootProps()} className={isDragActive ? 'drag-active' : ''}>
      <input {...getInputProps()} />
      {files.map((file) => (
        <div key={file.name}>{file.name}</div>
      ))}
    </div>
  );
};

import { v4 as uuidv4 } from 'uuid';

const onDrop = async (acceptedFiles) => {
  const fileRefs = [];
  for (const file of acceptedFiles) {
    const fileRef = storage.ref().child(`${uuidv4()}_${file.name}`);
    await fileRef.put(file);
    const fileUrl = await fileRef.getDownloadURL();
    fileRefs.push({ name: file.name, url: fileUrl });
  }
  setFiles(fileRefs);
};

const onDrop = async (acceptedFiles) => {
  // 文件上传部分...

  const batch = db.batch();
  const filesCollection = db.collection('files');
  for (const fileRef of fileRefs) {
    const fileDocRef = filesCollection.doc();
    batch.set(fileDocRef, fileRef);
  }
  await batch.commit();

  // 查询文件信息
  const querySnapshot = await filesCollection.get();
  const filesData = querySnapshot.docs.map((doc) => doc.data());
  console.log(filesData);
};

import React from 'react';
import FileUploader from './FileUploader';

const App = () => {
  return (
    <div>
      <h1>文件上传并查询Firestore数据库</h1>
      <FileUploader />
    </div>
  );
};

export default App;