identity_platform_updateConfig.js

const admin = require('firebase-admin');

// expects the environment variable GOOGLE_APPLICATION_CREDENTIALS
const serviceAccount = require(process.env.GOOGLE_APPLICATION_CREDENTIALS);
const credential = admin.credential.cert(serviceAccount);

const PROJECT_ID = '<FIREBASE_PROJECT_ID>';

const app = admin.initializeApp({
    credential: credential
});

// example of how to use the REST API
// https://cloud.google.com/identity-platform/docs/reference/rest/v2/projects/updateConfig

(async () => {

    let response = await getConfig();

    console.log(JSON.stringify(response, null, 4));

    console.log("--------------------------------------------------------");
    console.log("updating 'notification.sendEmail.resetPasswordTemplate.bodyFormat'");
    console.log("--------------------------------------------------------");

    response = await updateConfig();

    console.log(JSON.stringify(response, null, 4));

    process.exit(0);

})();


// ----------------------------
// ------  functions
// ----------------------------

async function getAccessToken () {
    let googleOAuthAccessToken = await credential.getAccessToken();
    return googleOAuthAccessToken.access_token;
} // getAccessToken

async function getConfig () {

    let accessToken = await getAccessToken();

    let request = {
        url: `https://identitytoolkit.googleapis.com/admin/v2/projects/${PROJECT_ID}/config`,
        headers: {
            'Authorization': `Bearer ${accessToken}`
        },
        method: 'GET'
    }

    let response = await app.INTERNAL.credential_.httpClient.send(request);

    return response;

} // getConfig

async function updateConfig (uid) {

    let accessToken = await getAccessToken();

    let Config = {
        notification: {
            sendEmail: {
                resetPasswordTemplate: {
                    bodyFormat: "HTML"
                }
            }
        }
    };

    let queryParams = `updateMask=notification.sendEmail.resetPasswordTemplate.bodyFormat`;
    // testing
    //let queryParams = `updateMask=notification.sendEmail.verifyEmailTemplate.bodyFormat`;

    let request = {
        url: `https://identitytoolkit.googleapis.com/admin/v2/projects/${PROJECT_ID}/config?${queryParams}`,
        data: Config,
        headers: {
            'Authorization': `Bearer ${accessToken}`
        },
        method: 'PATCH'
    }

    let response = await app.INTERNAL.credential_.httpClient.send(request);

    return response;

} // updateConfig