DB.after.js

import { pick } from 'ramda';

import {
  ALREADY_EXISTS,
  COMMUNICATION_ID_NOT_FOUND,
  GENERAL_SIGNUP_ERROR,
} from 'constants/signUp';
import {
  ATTRACTION_ALREADY_ASSIGNED_TO_COMMUNICATION_ID as ALREADY_EXISTS_ERROR_CODE,
  COMMUNICATION_ID_NOT_FOUND as COMMUNICATION_ID_NOT_FOUND_ERROR_CODE,
} from 'common/enum/ErrorCode';
import * as API from 'api';

export const translate = code =>
  ({
    [ALREADY_EXISTS_ERROR_CODE]: ALREADY_EXISTS,
    [COMMUNICATION_ID_NOT_FOUND_ERROR_CODE]: COMMUNICATION_ID_NOT_FOUND,
  }[code] || GENERAL_SIGNUP_ERROR);

export const using = pick(['communicationId', 'name', 'email', 'password']);

export const getErrorFrom = ({ error: { errorCode } }) => translate(errorCode);

export const deny = response => Promise.reject(getErrorFrom(response));

export const allow = response => Promise.resolve(response);

export const check = response => (response.error ? deny : allow)(response);

export const signUp = data => API.signUp(using(data)).then(check);

export default {
  signUp,
};

DB.before.js

import { pick } from 'ramda';

import {
  ALREADY_EXISTS,
  COMMUNICATION_ID_NOT_FOUND,
  GENERAL_SIGNUP_ERROR,
} from 'constants/signUp';
import {
  ATTRACTION_ALREADY_ASSIGNED_TO_COMMUNICATION_ID as ALREADY_EXISTS_ERROR_CODE,
  COMMUNICATION_ID_NOT_FOUND as COMMUNICATION_ID_NOT_FOUND_ERROR_CODE,
} from 'common/enum/ErrorCode';

import * as api from 'api';

const errorCodesToConstants = {
  [ALREADY_EXISTS_ERROR_CODE]: ALREADY_EXISTS,
  [COMMUNICATION_ID_NOT_FOUND_ERROR_CODE]: COMMUNICATION_ID_NOT_FOUND,
};

const pickSignUpData = pick(['communicationId', 'name', 'email', 'password']);

export default {
  // load: ({ params: { activationCode } }) =>
  //   activationCode && api.userActivate(activationCode),
  signUp: data =>
    api
      .signUp(pickSignUpData(data))
      .then(
        response =>
          response.error
            ? Promise.reject(
                errorCodesToConstants[response.error.errorCode] ||
                  GENERAL_SIGNUP_ERROR,
              )
            : Promise.resolve(response),
      ),
};