使用 Firestore 调用 Firebase 服务

Firebase 是一个用于开发 BaaS 应用的开发平台，它提供了诸如实时数据库、云存储、鉴权、Crash 上报、机器学习、远程配置以及托管你的静态文件等后台托管服务。

Firebase is a Backend-as-a-Service (BaaS) app development platform that provides hosted backend services such as a realtime database, cloud storage, authentication, crash reporting, machine learning, remote configuration, and hosting for your static files.

Firebase 可以支持 Flutter，如果你想获取更多信息，可以查阅下面这些链接：

Firebase supports Flutter. For more information, see:

• [Firebase 文档][Firebase docs] 中的 将 Firebase 添加到您的 Flutter 应用

  Getting started with Firebase and Flutter in the [Firebase docs][]

• 基于 Flutter 的 Firebase codelab

  Firebase for Flutter codelab

• [FlutterFire 插件][Flutterfire plugins]

  [FlutterFire plugins][Flutterfire plugins]

• 在你的 Flutter 应用后端中使用 Firestore (视频)

  Using Firestore as a backend to your Flutter app (video)

• 使用 Firebase 来部署你的 Flutter Web 应用

  Use Firebase to host your Flutter app on the web

• [FlutterFire 插件][FlutterFire plugins]

  [FlutterFire plugins][]

当然，Flutter 社区也创建了一些可能会对你有用的文档：

Also, the Flutter community has created docs and videos that you might find useful. Here are a few:

• 在 Flutter 中使用 Firebase 构建聊天应用（文章）

  Building chat app with Flutter and Firebase

• 在你的 Flutter 应用中使用 Firestore 作为后端 (视频)

  Using Firestore as a backend to your Flutter app (video)

• 在 Flutter 中使用 Firebase 进行验证的代码演示 (视频)

  Live Coding Firebase Authentication with Flutter (video)

• 使用 Flutter & Firebase 进行验证 01 (视频)

  Flutter & Firebase Auth 01 (video)

• Flutter: Firebase Tutorial Part 1 - Auth and Sign in (video)

  [Flutter: Firebase 教程第一部分

  验证与登陆]video4 (视频)