cmdo-commands v1.1.0

CMDO Commander

import { Aggregate, commands, Event, events } from "cmdo-commands";

type Account = Aggregate & {
  name: string;
  email: string;
  password: string;
};

commands.set<Account, { name: string; email: string; password: string }>({
  type: "CreateAccount",
  genesis: true,
  reserve: ["email"],
  async handler({ name, email, password }, { auditor }) {
    this.apply(
      new FooCreated(
        {
          name,
          email,
          password
        },
        {
          auditor
        }
      )
    );
  }
});

class FooCreated extends Event<Account, { name: string; email: string; password: string }> {
  public fold(state: Account): Account {
    return {
      ...state,
      name: this.data.name,
      email: this.data.email,
      password: this.data.password
    };
  }
}

events.set("AccountCreated", FooCreated);