old-web/app/services/notificationService.js

const Promise = require("bluebird");
const db = require("../models/index");
const { allMarketAlerts } = require('../helpers/db/dbHelper');
const { createMarketAlertEmailTemplate, sendBulkEmail } = require('../helpers/awsEmail');


async function processNotifications() {

    try {
        const marketAlerts = await allMarketAlerts(false, false);
        console.log(marketAlerts.length)
        await createMarketAlertEmailTemplate();
        if (marketAlerts.length > 0) {
            console.log("NOTIFICATION SERVICE: Number of new alerts: " + marketAlerts.length)
            await sendBulkEmail(marketAlerts);
        } else {
            console.log("NOTIFICATION SERVICE: No new alerts");
            process.exit();
        }

        await db.MarketAlert.update(
            { notified: true }, /* set attributes' value */
            { where: { notified: false } } /* where criteria */
        );
        process.exit();
    } catch (e) {
        console.log("NOTIFICATION SERVICE: could not send notifications reason: ", e);
        process.exit();
    }
}

processNotifications();