Organisational Event typings

OrgEvents.ts

import { Events as MarketingEvents } from "./MarketingEvents";
import { Events as SalesEvents } from "./SalesEvents";
import { Events as UserEvents } from "./UserEvents";

type EventsBySource = {
  Marketing: MarketingEvents;
  Sales: SalesEvents;
  User: UserEvents;
};

type Source = keyof EventsBySource;

type OrganisationalEvent<S extends Source, T> = {
  source: S; // The source of the events.
  type: keyof EventsBySource[S]; // The type of event. Will be one of possible source events.
  utcTime: number; // Time event happened in UTC
  version: number; // schema version of the data
  data: T; // The event data type which matches the schema version.
};


// TODO Create a type to map these automagically
// Marketing Events
export type MarketingSubscribeEvent = OrganisationalEvent<"Marketing", MarketingEvents["Subscribe"]>;
export type MarketingUnsubscribeEvent = OrganisationalEvent<"Marketing", MarketingEvents["Unsubscribe"]>;

// Sales Events
export type SalesLeadEvent = OrganisationalEvent<"Sales", SalesEvents["Lead"]>;
export type SalesCloseEvent = OrganisationalEvent<"Sales", SalesEvents["Close"]>;
export type SalesEndEvent = OrganisationalEvent<"Sales", SalesEvents["End"]>;

// User Events
export type UserSignUpEvent = OrganisationalEvent<"User", UserEvents["SignUp"]>;
export type UserMembershipUpdateEvent = OrganisationalEvent<"User", UserEvents["MembershipUpdate"]>;
export type UserCloseAccountEvent = OrganisationalEvent<"User", UserEvents["CloseAccount"]>;