【firebase】funtionsを使ってapiをデプロイ・叩き方【本番・ローカル対応】

firebase-project
- functions
-- index.js
-- package.json
- .firebaserc
- firebase.json
- package.json

firebase-project/functions/index.js

exports.addUser = functions.https.onRequest(async(request, response) => {
  const db = admin.firestore();
  const userRef = await db.collection('addUsers').add({
    name: {
      name: 'kami',
      age: '35',
      sex: 'man',
      work: 'executive',
    },
  })

  const userDoc = await userRef.get();
  const userData = userDoc.data();
  response.send(userData);
});

firebase deploy --only hosting

firebase deploy --only functions

firebase deploy --only functions:hoge

firebase deploy --only functions:hoge,foo

 firebase deploy --only firestore:index

// firebase.json
  "emulators": {
    "functions": {
      "port": 5001
    },
    "firestore": {
      "port": 8080
    },
    "hosting": {
      "port": 5000
    },
    "ui": {
      "enabled": true
    },
    "singleProjectMode": true
  }

// .firebaserc
{
  "projects": {
    "default": "hoge"
  }
}

// region
functions.region('asia-northeast1')

https://region.firebasercのprojectsのdefaultの値.cloudfunctions.net/関数名

http://localhost:HostingのPORT番号/.firebasercのprojectsのdefaultの値/region/関数名