department-of-veterans-affairs/vets-website

import React, { useEffect, useState, useRef } from 'react';
import { connect } from 'react-redux';
import moment from 'moment';
import PropTypes from 'prop-types';
import { VaBreadcrumbs } from '@department-of-veterans-affairs/web-components/react-bindings';
import { setData } from 'platform/forms-system/src/js/actions';
import RoutedSavableApp from 'platform/forms/save-in-progress/RoutedSavableApp';

import formConfig from '../config/form';
import {
  fetchPersonalInformation,
  fetchExclusionPeriods,
  fetchDuplicateContactInfo,
  fetchDirectDeposit,
} from '../actions';
import { formFields } from '../constants';
import { prefillTransformer, checkDate } from '../helpers';
import { getAppData } from '../selectors/selectors';
import { duplicateArrays } from '../utils/validation';

export const App = ({
  children,
  claimantInfo,
  dgiRudisillHideBenefitsSelectionStep,
  exclusionPeriods,
  featureTogglesLoaded,
  firstName,
  formData,
  getDirectDeposit,
  getExclusionPeriods,
  getPersonalInfo,
  getDuplicateContactInfo,
  isLOA3,
  isLoggedIn,
  location,
  mebExclusionPeriodEnabled,
  setFormData,
  showMeb1990EZMaintenanceAlert,
  showMeb1990EZR6MaintenanceMessage,
  showDgiDirectDeposit1990EZ,
  showMebEnhancements06,
  showMebEnhancements08,
  showMebEnhancements09,
  showMebServiceHistoryCategorizeDisagreement,
  mebAutoPopulateRelinquishmentDate,
  email,
  duplicateEmail,
  duplicatePhone,
  benefitEffectiveDate,
  meb160630Automation,
}) => {
  const [fetchedContactInfo, setFetchedContactInfo] = useState(false);
  const [fetchedDirectDeposit, setFetchedDirectDeposit] = useState(false);
  const [fetchedExclusionPeriods, setFetchedExclusionPeriods] = useState(false);
  const [fetchedPersonalInfo, setFetchedPersonalInfo] = useState(false);
  const previousChosenBenefit = useRef();

  // Prevent some browsers from changing the value when scrolling while hovering
  //  over an input[type="number"] with focus.
  document.addEventListener(
    'wheel',
    event => {
      if (
        event.target.type === 'number' &&
        document.activeElement === event.target
      ) {
        event.preventDefault();
        document.body.scrollTop += event.deltaY; // Chrome, Safari, et al
        document.documentElement.scrollTop += event.deltaY; // Firefox, IE, maybe more
      }
    },
    { passive: false },
  );
  useEffect(
    () => {
      if (!isLoggedIn || !featureTogglesLoaded || isLOA3 !== true) {
        return;
      }

      if (
        (!fetchedPersonalInfo && !meb160630Automation) ||
        (!fetchedContactInfo && !meb160630Automation)
      ) {
        setFetchedPersonalInfo(true);
        setFetchedContactInfo(true);
        getPersonalInfo('Chapter33');
      } else if (
        !formData[formFields.claimantId] &&
        claimantInfo?.claimantId &&
        !meb160630Automation
      ) {
        setFormData({
          ...formData,
          ...claimantInfo,
        });
      }

      if (
        (!fetchedPersonalInfo &&
          meb160630Automation &&
          formData?.chosenBenefit) ||
        (!fetchedContactInfo &&
          (meb160630Automation && formData?.chosenBenefit)) ||
        (meb160630Automation &&
          formData?.chosenBenefit !== previousChosenBenefit.current)
      ) {
        setFetchedPersonalInfo(true);
        setFetchedContactInfo(true);
        getPersonalInfo(formData?.chosenBenefit);
      } else if (
        !formData[formFields.claimantId] &&
        claimantInfo?.claimantId &&
        meb160630Automation
      ) {
        setFormData({
          ...formData,
          ...claimantInfo,
        });
      }
    },
    [
      claimantInfo,
      featureTogglesLoaded,
      fetchedContactInfo,
      fetchedPersonalInfo,
      formData,
      getPersonalInfo,
      isLOA3,
      isLoggedIn,
      setFormData,
      meb160630Automation,
      formData?.chosenBenefit,
    ],
  );

  useEffect(
    () => {
      if (!isLoggedIn || !featureTogglesLoaded || isLOA3 !== true) {
        return;
      }

      const { toursOfDuty } = formData;
      const updatedToursOfDuty = toursOfDuty?.map(tour => {
        const tourToCheck = tour;
        if (
          (tourToCheck?.dateRange?.to && new Date(tourToCheck?.dateRange?.to)) >
            new Date() ||
          tourToCheck?.dateRange?.to === '' ||
          tourToCheck?.dateRange?.to === null ||
          tourToCheck.dateRange.to === 'Invalid date'
        ) {
          tourToCheck.serviceCharacter = 'Not Applicable';
          tourToCheck.separationReason = 'Not Applicable';
        }
        return tourToCheck;
      });

      if (!duplicateArrays(updatedToursOfDuty, toursOfDuty)) {
        setFormData({
          ...formData,
          toursOfDuty: updatedToursOfDuty,
        });
      }
    },
    [
      featureTogglesLoaded,
      firstName,
      formData,
      isLOA3,
      isLoggedIn,
      setFormData,
    ],
  );

  useEffect(
    () => {
      if (!isLoggedIn || !featureTogglesLoaded || isLOA3 !== true) {
        return;
      }
      // the firstName check ensures that exclusion periods only gets called after we have obtained claimant info
      // we need this to avoid a race condition when a user is being loaded freshly from VADIR on DGIB
      if (firstName && !fetchedExclusionPeriods && !meb160630Automation) {
        const chosenBenefit = meb160630Automation
          ? formData?.chosenBenefit
          : 'Chapter33';

        setFetchedExclusionPeriods(true);
        getExclusionPeriods(chosenBenefit);
      }

      if (
        (firstName &&
          !fetchedExclusionPeriods &&
          formData?.chosenBenefit &&
          meb160630Automation) ||
        (formData?.chosenBenefit !== previousChosenBenefit.current &&
          meb160630Automation)
      ) {
        const chosenBenefit = meb160630Automation
          ? formData?.chosenBenefit
          : 'Chapter33';

        previousChosenBenefit.current = formData?.chosenBenefit;
        setFetchedExclusionPeriods(true);
        getExclusionPeriods(chosenBenefit);
      }
      if (exclusionPeriods && !formData.exclusionPeriods) {
        const updatedFormData = {
          ...formData,
          mebExclusionPeriodEnabled,
          exclusionPeriods, // Update form data with fetched exclusion periods
        };
        setFormData(updatedFormData);
      }
    },
    [
      mebExclusionPeriodEnabled,
      fetchedExclusionPeriods,
      firstName,
      getExclusionPeriods,
      exclusionPeriods,
      formData,
      setFormData,
      isLoggedIn,
      featureTogglesLoaded,
      isLOA3,
      meb160630Automation,
    ],
  );

  useEffect(
    () => {
      if (
        showMeb1990EZMaintenanceAlert !== formData.showMeb1990EZMaintenanceAlert
      ) {
        setFormData({
          ...formData,
          showMeb1990EZMaintenanceAlert,
        });
      }
      if (
        showMeb1990EZR6MaintenanceMessage !==
        formData.showMeb1990EZR6MaintenanceMessage
      ) {
        setFormData({
          ...formData,
          showMeb1990EZR6MaintenanceMessage,
        });
      }

      if (
        formData['view:phoneNumbers']?.mobilePhoneNumber?.phone &&
        formData?.email?.email &&
        !formData?.duplicateEmail &&
        !formData?.duplicatePhone &&
        formData?.showMebEnhancements08
      ) {
        getDuplicateContactInfo(
          [{ value: formData?.email?.email, dupe: '' }],
          [
            {
              value: formData['view:phoneNumbers']?.mobilePhoneNumber?.phone,
              dupe: '',
            },
          ],
        );
      }

      if (
        duplicateEmail?.length > 0 &&
        duplicateEmail !== formData?.duplicateEmail
      ) {
        setFormData({
          ...formData,
          duplicateEmail,
        });
      }

      if (
        duplicatePhone?.length > 0 &&
        duplicatePhone !== formData?.duplicatePhone
      ) {
        setFormData({
          ...formData,
          duplicatePhone,
        });
      }

      if (showMebEnhancements06 !== formData.showMebEnhancements06) {
        setFormData({
          ...formData,
          showMebEnhancements06,
        });
      }

      if (showMebEnhancements08 !== formData.showMebEnhancements08) {
        setFormData({
          ...formData,
          showMebEnhancements08,
        });
      }

      if (
        mebAutoPopulateRelinquishmentDate !==
        formData.mebAutoPopulateRelinquishmentDate
      ) {
        setFormData({
          ...formData,
          mebAutoPopulateRelinquishmentDate,
        });
      }

      if (meb160630Automation !== formData?.meb160630Automation) {
        setFormData({
          ...formData,
          meb160630Automation,
        });
      }

      if (
        dgiRudisillHideBenefitsSelectionStep !==
        formData.dgiRudisillHideBenefitsSelectionStep
      ) {
        setFormData({
          ...formData,
          dgiRudisillHideBenefitsSelectionStep,
        });
      }

      if (showMebEnhancements09 !== formData.showMebEnhancements09) {
        setFormData({
          ...formData,
          showMebEnhancements09,
        });
      }

      if (
        showMebServiceHistoryCategorizeDisagreement !==
        formData.showMebServiceHistoryCategorizeDisagreement
      ) {
        setFormData({
          ...formData,
          showMebServiceHistoryCategorizeDisagreement,
        });
      }

      if (showDgiDirectDeposit1990EZ !== formData.showDgiDirectDeposit1990EZ) {
        setFormData({
          ...formData,
          showDgiDirectDeposit1990EZ,
        });
      }

      if (isLOA3 !== formData.isLOA3) {
        setFormData({
          ...formData,
          isLOA3,
        });
      }
    },
    [
      dgiRudisillHideBenefitsSelectionStep,
      formData,
      isLOA3,
      setFormData,
      showDgiDirectDeposit1990EZ,
      showMeb1990EZMaintenanceAlert,
      showMeb1990EZR6MaintenanceMessage,
      showMebEnhancements06,
      showMebEnhancements08,
      showMebEnhancements09,
      showMebServiceHistoryCategorizeDisagreement,
      getDuplicateContactInfo,
      duplicateEmail,
      duplicatePhone,
      mebAutoPopulateRelinquishmentDate,
      meb160630Automation,
    ],
  );

  useEffect(
    () => {
      if (email && email !== formData?.email?.email) {
        setFormData({
          ...formData,
          email: {
            ...formData?.email,
            email,
          },
        });
      }
    },
    [email, formData, setFormData],
  );

  useEffect(
    () => {
      const fetchAndUpdateDirectDepositInfo = async () => {
        if (
          showDgiDirectDeposit1990EZ &&
          isLoggedIn &&
          isLOA3 &&
          !fetchedDirectDeposit
        ) {
          await getDirectDeposit();
          setFetchedDirectDeposit(true);
        }
      };
      fetchAndUpdateDirectDepositInfo();

      const currentDate = moment();
      const oneYearAgo = currentDate.subtract(1, 'y');
      if (
        !benefitEffectiveDate ||
        (mebAutoPopulateRelinquishmentDate &&
          moment(benefitEffectiveDate).isBefore(oneYearAgo))
      ) {
        setFormData({
          ...formData,
          benefitEffectiveDate: checkDate(
            mebAutoPopulateRelinquishmentDate,
            benefitEffectiveDate,
          ),
        });
      }
    },
    [
      isLoggedIn,
      featureTogglesLoaded,
      isLOA3,
      showDgiDirectDeposit1990EZ,
      fetchedDirectDeposit,
      getDirectDeposit,
      setFetchedDirectDeposit,
      benefitEffectiveDate,
    ],
  );

  return (
    <>
      <div className="row">
        <div className="vads-u-margin-bottom--4">
          <VaBreadcrumbs
            label="Breadcrumbs"
            wrapping
            breadcrumbList={[
              {
                href: '/',
                label: 'Home',
              },
              {
                href: '/education',
                label: 'Education and training',
              },
              {
                href: '/education/apply-for-benefits-form-22-1990',
                label: 'Apply for education benefits',
              },
            ]}
          />
        </div>
      </div>

      <RoutedSavableApp formConfig={formConfig} currentLocation={location}>
        {children}
      </RoutedSavableApp>
    </>
  );
};

App.propTypes = {
  children: PropTypes.object,
  claimantInfo: PropTypes.object,
  dgiRudisillHideBenefitsSelectionStep: PropTypes.bool,
  duplicateEmail: PropTypes.array,
  duplicatePhone: PropTypes.array,
  email: PropTypes.string,
  exclusionPeriods: PropTypes.arrayOf(PropTypes.string),
  featureTogglesLoaded: PropTypes.bool,
  firstName: PropTypes.string,
  formData: PropTypes.object,
  getDirectDeposit: PropTypes.func,
  getDuplicateContactInfo: PropTypes.func,
  getExclusionPeriods: PropTypes.func,
  getPersonalInfo: PropTypes.func,
  isLOA3: PropTypes.bool,
  isLoggedIn: PropTypes.bool,
  location: PropTypes.object,
  meb160630Automation: PropTypes.bool,
  mebAutoPopulateRelinquishmentDate: PropTypes.bool,
  mebExclusionPeriodEnabled: PropTypes.bool,
  mobilePhone: PropTypes.string,
  setFormData: PropTypes.func,
  showDgiDirectDeposit1990EZ: PropTypes.bool,
  showMeb1990EZMaintenanceAlert: PropTypes.bool,
  showMeb1990EZR6MaintenanceMessage: PropTypes.bool,
  showMebEnhancements06: PropTypes.bool,
  showMebEnhancements08: PropTypes.bool,
  showMebEnhancements09: PropTypes.bool,
  showMebServiceHistoryCategorizeDisagreement: PropTypes.bool,
};

const mapStateToProps = state => {
  const formData = state.form?.data || {};
  const firstName = state.data?.formData?.data?.attributes?.claimant?.firstName;
  const transformedClaimantInfo = prefillTransformer(null, null, null, state);
  const claimantInfo = transformedClaimantInfo.formData;
  const email = state?.form?.data?.email?.email;
  const exclusionPeriods = state?.data?.exclusionPeriods;

  return {
    ...getAppData(state),
    formData,
    firstName,
    claimantInfo,
    email,
    exclusionPeriods,
  };
};

const mapDispatchToProps = {
  getDirectDeposit: fetchDirectDeposit,
  getExclusionPeriods: fetchExclusionPeriods,
  setFormData: setData,
  getPersonalInfo: fetchPersonalInformation,
  getDuplicateContactInfo: fetchDuplicateContactInfo,
};

export default connect(
  mapStateToProps,
  mapDispatchToProps,
)(App);