RegisterCustomer

import { defineApi, getCartFromContext } from "@vsf-enterprise/unified-api-sapcc";
import { AUTH_USER_ID_COOKIE_NAME, AUTH_USER_TOKEN_COOKIE_NAME } from "@vsf-enterprise/sapcc-api";
import { getNormalizers } from "@vsf-enterprise/unified-api-sapcc/udl";
import { UserSignUpProps } from "@vsf-enterprise/sapcc-types";


declare module "@vsf-enterprise/unified-api-sapcc" {
  interface RegisterCustomerExtendedArgs {
    /**
     * Response configuration. List of fields returned in the response body.
     */
    fields?: "BASIC" | "DEFAULT" | "FULL" | string | string[];
    /**
     * The customer fields to be included in created user.
     */
    customer?: Partial<Pick<UserSignUpProps, "titleCode">>;
  }
}


export const registerCustomer = defineApi.registerCustomer(async (context, args) => {
  const { email, firstName, lastName, password } = args;
  const { normalizeCustomer } = getNormalizers(context);
  const cart = await getCartFromContext(context);

  const { data: user } = await context.api.createUser({
    userSignUp: {
      firstName: firstName,
      lastName: lastName,
      uid: email,
      password: password,
    },
  });

  if (context.req.cookies[AUTH_USER_TOKEN_COOKIE_NAME]) {
    // ASM agent is logged in and will start emulating registered user
    context.res.cookie(AUTH_USER_ID_COOKIE_NAME, user.customerId);
  } else {
    const loginData = await context.extendedApi.auth.OAuthUserAuthorization({
      username: email,
      password: password,
    });
    context.req.cookies[AUTH_USER_TOKEN_COOKIE_NAME] = JSON.stringify(loginData.token);
  }

  const shouldCreateNewCartBasedOnGuestCart = cart.totalItems && cart.guid;

  if (shouldCreateNewCartBasedOnGuestCart) {
    await context.api.createCart({
      oldCartId: cart.guid,
    });
  }

  return {
    customer: normalizeCustomer(user),
  };
});