ontime/client/src/app/api/apiConstants.js

export const NODE_PORT = 4001;
export const EVENT_TABLE = 'event';
export const ALIASES = 'aliases';
export const EVENTS_TABLE = 'events';
export const APP_TABLE = 'appinfo';
export const OSC_SETTINGS = 'oscSettings';
export const APP_SETTINGS = 'appSettings';

const calculateServer = () => {
  return window.location.origin.replace(window.location.port, `${NODE_PORT}/`);
};

export const serverURL = calculateServer();
export const eventURL = serverURL + EVENT_TABLE;
export const eventsURL = serverURL + EVENTS_TABLE;
export const playbackURL = serverURL + 'playback';
export const ontimeURL = serverURL + 'ontime';