Medium: M2M in GraphQL context (Invite Mutation)

invite.mutation.ts

interface InviteInput {
  input: {
    email: string;
    message?: string;
  }
}

const invite = async (parent, args: InviteInput, context: Context, info) => {
  await context.messaging.publish({
    type: "Invite",
    payload: {
      email: args.input.email,
      message: args.input.message
    }
  });

  return true;
};