React Native – How to setup push notification with Firebase (3)?

How to send message from Node server, not by FCM console?

Sending_Firebase_Cloud_Messages_from_a_Node.js_Server

Prepare necessary data

• Get your Firebase DB URL
  • Open Firebase project
  • Create new Realtime Database
• Get Firebase Admin private key

• Get a device fcmToken
  Debug react-native client app to get fcmToken

Create new node project

• Configure node project

npm init
yarn add firebase-admin

• Create index.js file

var admin = require("firebase-admin");

var serviceAccount = require(${`your_firebase_admin_private_key_file_path`});

admin.initializeApp({
  credential: admin.credential.cert(serviceAccount),
  databaseURL: ${`your_firebase_db_url`},
});

var registrationToken =${`your_device_fcm_token`};

var options = {
  priority: "high",
  timeToLive: 60 * 60 * 24,
};

var payload = {
  notification: {
    title: "Testing Notification",
    body: "This is my first notification",
  },
  data: {
    account: "Savings",
    balance: "$3020.25",
  },
};

admin
  .messaging()
  .sendToDevice(registrationToken, payload, options)
  .then(function (response) {
    console.log("Successfully sent message:", response);
  })
  .catch(function (error) {
    console.log("Error sending message:", error);
  });