Data Monitor Javascript SDK
This package is the browser based javascript SDK for the FactSet Data Monitor API.
Data Monitor is an SDK that provides access to the same, trusted, information available within FactSet's Workstation and Web offerings. Our Javascript SDK enables you to receive market data, fundamentals, and other financial data on a streaming or point in time frequency.
An overview of the SDK is available on the FactSet Developer Portal
Installation
yarn:
yarn add data-monitor-javascript-sdk
npm:
npm install data-monitor-javascript-sdk
Contributing
See CONTRIBUTING.md
Example
import {init, on} from 'data-monitor-javascript-sdk';
let subscriptionCollection;
const myCompanyIdpid = 'asda34-asd123-asdasd123';
subscribe(['FDS-USA', 'AAPL-USA', 'VOD-LON'], ['COMPANY_NAME', 'LAST_PRICE', 'LAST_TIME', 'LAST_DATE']);
async function subscribe(symbols, fields) {
// initialize the sdk
await init({idpid: myCompanyIdpid});
if (subscriptionCollection) {
cancel();
}
// make data subscriptions
subscriptionCollection = on({
symbols,
fields,
options: {
britishCurrencyInPence: true,
currency: 'LOCAL',
timezone: 'America/Los_Angeles'
},
success: (message, subscription) => {
console.log(message, subscription);
}
});
}
// pause/resume realtime data updates based on page visibility
document.addEventListener('visibilitychange', () => {
if (!subscriptionCollection) return;
if (document.visibilityState === 'visible') {
subscriptionCollection.resume();
} else {
subscriptionCollection.pause();
}
});
function updateCurrency(newOutputCurrencyISO = 'USD') {
if (subscriptionCollection) {
subscriptionCollection.update({currency: newOutputCurrencyISO});
}
}
function cancel() {
if (subscriptionCollection) {
subscriptionCollection.cancel();
subscriptionCollection = null;
}
}