Easier default with morph

import { ArkErrors, type } from "arktype";
import { Duration } from "luxon";

const serverEnv = type({
  SESSION_COOKIE_PASSWORD: "string",
  AUTH_TYPE: "'local' | 'workos'",
}).and(
  type({
    AUTH_TYPE: "'local'",
    ACCESS_TOKEN_TTL: "string | null = null",
    REFRESH_TOKEN_TTL: "string | null = null",
  })
    .pipe.try((localAuth) => ({
      AUTH_TYPE: localAuth.AUTH_TYPE,
      ACCESS_TOKEN_TTL:
        localAuth.ACCESS_TOKEN_TTL === null
          ? Duration.fromObject({ hours: 1 })
          : Duration.fromISO(localAuth.ACCESS_TOKEN_TTL),
      REFRESH_TOKEN_TTL:
        localAuth.REFRESH_TOKEN_TTL === null
          ? Duration.fromObject({ days: 1 })
          : Duration.fromISO(localAuth.REFRESH_TOKEN_TTL),
    }))
    .or({
      AUTH_TYPE: "'workos'",
      WORKOS_CLIENT_ID: "string",
      WORKOS_API_KEY: "string",
      WORKOS_REDIRECT_URI: "string.url.parse",
    }),
);