Flutter Firebase获取recordID

import 'package:flutter/material.dart';
import 'package:firebase_core/firebase_core.dart';
import 'package:cloud_firestore/cloud_firestore.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Firebase Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(),
    );
  }
}

class MyHomePage extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Flutter Firebase Demo'),
      ),
      body: Center(
        child: RaisedButton(
          child: Text('Get Record ID'),
          onPressed: () async {
            // 连接到集合
            CollectionReference collection =
                FirebaseFirestore.instance.collection('your_collection');

            // 获取文档
            DocumentSnapshot document =
                await collection.doc('your_document_id').get();

            // 获取文档数据和recordID
            Map<String, dynamic> data = document.data();
            String recordID = document.id;

            print('Record ID: $recordID');
            print('Data: $data');
          },
        ),
      ),
    );
  }
}