GCTC-NTGC / TalentCloud

/* eslint-disable camelcase */

import React from "react";

import { useIntl } from "react-intl";

import { useDispatch } from "react-redux";

import BasicInfo from "./BasicInfo";

import makeProgressBarSteps from "../ProgressBar/progressHelpers";

import ProgressBar, { stepNames } from "../ProgressBar/ProgressBar";

import { getLocale } from "../../../helpers/localize";

import { navigate } from "../../../helpers/router";

import {

  applicationIndex,

  applicationExperienceIntro,

  applicationWelcome,

} from "../../../helpers/routes";

import { ApplicationNormalized, Classification } from "../../../models/types";

import { DispatchType } from "../../../configureStore";

import { updateApplication as updateApplicationAction } from "../../../store/Application/applicationActions";

import { loadingMessages } from "../applicationMessages";

import {

  useApplication,

  useFetchAllApplicationData,

  useJob,

  useJobApplicationSteps,

  useTouchApplicationStep,

} from "../../../hooks/applicationHooks";

import { useLoadClassifications } from "../../../hooks/classificationHooks";

interface BasicInfoPageProps {

  applicationId: number;

}

const BasicInfoPage: React.FunctionComponent<BasicInfoPageProps> = ({

  applicationId,

}) => {

  const intl = useIntl();

  const locale = getLocale(intl.locale);

  const dispatch = useDispatch<DispatchType>();

  // Fetch all un-loaded data that may be required for the Application.

  useFetchAllApplicationData(applicationId, dispatch);

  const { classifications } = useLoadClassifications(dispatch);

  const application = useApplication(applicationId);

  const jobId = application?.job_poster_id;

  const job = useJob(jobId);

  const steps = useJobApplicationSteps();

  const classification: Classification | null =

    classifications.find(

      (item: Classification) => item.id === job?.classification_id,

    ) || null;

  const stepsAreUpdating = useTouchApplicationStep(

    applicationId,

    "basic",

    dispatch,

  );

  const updateApplication = async (

    editedApplication: ApplicationNormalized,

  ): Promise<void> => {

    await dispatch(updateApplicationAction(editedApplication));

  };

  const handleContinue = async (

    values: ApplicationNormalized,

  ): Promise<void> => {

    await updateApplication(values);

    navigate(applicationExperienceIntro(locale, applicationId));

  };

  const handleReturn = async (values: ApplicationNormalized): Promise<void> => {

    await updateApplication(values);

    navigate(applicationWelcome(locale, applicationId));

  };

  const handleQuit = async (values: ApplicationNormalized): Promise<void> => {

    await updateApplication(values);

    // Because the Applications Index is outside of the Application SPA, we navigate to it differently.

    window.location.href = applicationIndex(locale);

  };

  const closeDate = job?.close_date_time ?? null;

  const showLoadingState = application === null || job === null;

  return (

    <>

      {application !== null && (

        <ProgressBar

          closeDateTime={closeDate}

          currentTitle={intl.formatMessage(stepNames.step01)}

          steps={makeProgressBarSteps(

            applicationId,

            steps,

            intl,

            "basic",

            stepsAreUpdating,

          )}

        />

      )}

      {showLoadingState && (

        <h2

          data-c-heading="h2"

          data-c-align="center"

          data-c-padding="top(2) bottom(3)"

        >

          {intl.formatMessage(loadingMessages.loading)}

        </h2>

      )}

      {application !== null && job !== null && (

        <BasicInfo

          application={application}

          job={job}

          classification={classification}

          handleContinue={handleContinue}

          handleReturn={handleReturn}

          handleQuit={handleQuit}

        />

      )}

    </>

  );

};

export default BasicInfoPage;