GCTC-NTGC / TalentCloud

import React, { useState, useEffect } from "react";

import { FormattedMessage, useIntl, IntlShape } from "react-intl";

import {

  Skill,

  ExperienceEducation,

  ExperienceWork,

  ExperienceCommunity,

  Experience,

  ExperiencePersonal,

  ExperienceAward,

  ExperienceSkill,

  Criteria,

} from "../../../models/types";

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

import { SkillTypeId, CriteriaTypeId } from "../../../models/lookupConstants";

import EducationExperienceModal, {

  FormEducationStatus,

  FormEducationType,

  messages as educationMessages,

} from "../ExperienceModals/EducationExperienceModal";

import WorkExperienceModal, {

  messages as workMessages,

} from "../ExperienceModals/WorkExperienceModal";

import CommunityExperienceModal, {

  messages as communityMessages,

} from "../ExperienceModals/CommunityExperienceModal";

import PersonalExperienceModal, {

  messages as personalMessages,

} from "../ExperienceModals/PersonalExperienceModal";

import AwardExperienceModal, {

  messages as awardMessages,

  FormAwardRecipientType,

  FormAwardRecognitionType,

} from "../ExperienceModals/AwardExperienceModal";

import { ExperienceEducationAccordion } from "../ExperienceAccordions/ExperienceEducationAccordion";

import { ExperienceWorkAccordion } from "../ExperienceAccordions/ExperienceWorkAccordion";

import { ExperienceCommunityAccordion } from "../ExperienceAccordions/ExperienceCommunityAccordion";

import { ExperiencePersonalAccordion } from "../ExperienceAccordions/ExperiencePersonalAccordion";

import { ExperienceAwardAccordion } from "../ExperienceAccordions/ExperienceAwardAccordion";

import {

  getSkillOfCriteria,

  getSkillsOfExperience,

  getDisconnectedRequiredSkills,

} from "../helpers";

import { navigationMessages, experienceMessages } from "../applicationMessages";

import { notEmpty, removeDuplicatesById } from "../../../helpers/queries";

import { focusOnElement } from "../../../helpers/forms";

import { ExperienceSubmitData } from "../ExperienceModals/ExperienceModalCommon";

  };

}

export const ModalButton: React.FunctionComponent<{

  id: Experience["type"];

  title: string;

  icon: string;

  openModal: (id: Experience["type"]) => void;

}> = ({ id, title, icon, openModal }) => {

  return (

    <div key={id} data-c-grid-item="base(1of2) tp(1of3) tl(1of5)">

      <button

        className="application-experience-trigger"

        data-c-card

        data-c-background="c1(100)"

        data-c-radius="rounded"

        title={title}

        data-c-dialog-id={id}

        data-c-dialog-action="open"

        type="button"

        onClick={(): void => openModal(id)}

      >

        <i className={icon} aria-hidden="true" />

        <span data-c-font-size="regular" data-c-font-weight="bold">

          {title}

        </span>

      </button>

    </div>

  );

};

const applicationExperienceAccordion = (

  experience: Experience,

  irrelevantSkillCount: number,

  relevantSkills: ExperienceSkill[],

  skills: Skill[],

  handleEdit: () => void,

  handleDelete: () => Promise<void>,

): React.ReactElement | null => {

  switch (experience.type) {

    case "experience_education":

      return (

        <ExperienceEducationAccordion

          key={`${experience.id}-${experience.type}`}

          experience={experience}

          handleDelete={handleDelete}

          handleEdit={handleEdit}

          irrelevantSkillCount={irrelevantSkillCount}

          relevantSkills={relevantSkills}

          skills={skills}

          showButtons

          showSkillDetails

        />

      );

    case "experience_work":

      return (

        <ExperienceWorkAccordion

          key={`${experience.id}-${experience.type}`}

          experience={experience}

          handleDelete={handleDelete}

          handleEdit={handleEdit}

          irrelevantSkillCount={irrelevantSkillCount}

          relevantSkills={relevantSkills}

          skills={skills}

          showButtons

          showSkillDetails

        />

      );

    case "experience_community":

      return (

        <ExperienceCommunityAccordion

          key={`${experience.id}-${experience.type}`}

          experience={experience}

          handleDelete={handleDelete}

          handleEdit={handleEdit}

          irrelevantSkillCount={irrelevantSkillCount}

          relevantSkills={relevantSkills}

          skills={skills}

          showButtons

          showSkillDetails

        />

      );

    case "experience_personal":

      return (

        <ExperiencePersonalAccordion

          key={`${experience.id}-${experience.type}`}

          experience={experience}

          handleEdit={handleEdit}

          handleDelete={handleDelete}

          irrelevantSkillCount={irrelevantSkillCount}

          relevantSkills={relevantSkills}

          skills={skills}

          showButtons

          showSkillDetails

        />

      );

    case "experience_award":

      return (

        <ExperienceAwardAccordion

          key={`${experience.id}-${experience.type}`}

          experience={experience}

          handleDelete={handleDelete}

          handleEdit={handleEdit}

          irrelevantSkillCount={irrelevantSkillCount}

          relevantSkills={relevantSkills}

          skills={skills}

          showButtons

          showSkillDetails

        />

      );

    default:

      return null;

  }

};

interface ExperienceProps {

  assetSkills: Skill[];

  disconnectedRequiredSkills: Skill[];

  educationStatuses: FormEducationStatus[];

  educationTypes: FormEducationType[];

  hasError?: boolean;

  essentialSkills: Skill[];

  experiences: Experience[];

  experienceSkills: ExperienceSkill[];

  jobId: number;

  jobEducationRequirements: string | null;

  recipientTypes: FormAwardRecipientType[];

  recognitionTypes: FormAwardRecognitionType[];

  classificationEducationRequirements: string | null;

  skills: Skill[];

  handleDeleteExperience: (

    id: number,

    type: Experience["type"],

  ) => Promise<void>;

  handleSubmitExperience: (

    data: ExperienceSubmitData<Experience>,

  ) => Promise<void>;

}

export const MyExperience: React.FunctionComponent<ExperienceProps> = ({

  assetSkills,

  disconnectedRequiredSkills,

  hasError,

  educationStatuses,

  educationTypes,

  essentialSkills,

  experiences,

  experienceSkills,

  jobId,

  jobEducationRequirements,

  classificationEducationRequirements,

  recipientTypes,

  recognitionTypes,

  skills,

  handleSubmitExperience,

  handleDeleteExperience,

}) => {

  const intl = useIntl();

  const locale = getLocale(intl.locale);

  const [experienceData, setExperienceData] = useState<

    | (Experience & {

        savedOptionalSkills: Skill[];

        savedRequiredSkills: Skill[];

      })

    | null

  >(null);

  const [isModalVisible, setIsModalVisible] = useState<{

    id: Experience["type"] | "";

    visible: boolean;

  }>({

    id: "",

    visible: false,

  });

  const openModal = (id: Experience["type"]): void => {

    setIsModalVisible({ id, visible: true });

  };

  const closeModal = (): void => {

    setExperienceData(null);

    setIsModalVisible({ id: "", visible: false });

  };

  const submitExperience = (data) =>

    handleSubmitExperience(data).then(closeModal);

  const editExperience = (

    experience: Experience,

    savedOptionalSkills: Skill[],

    savedRequiredSkills: Skill[],

  ): void => {

    setExperienceData({

      ...experience,

      savedOptionalSkills,

      savedRequiredSkills,

    });

    setIsModalVisible({ id: experience.type, visible: true });

  };

  const deleteExperience = (experience: Experience): Promise<void> =>

    handleDeleteExperience(experience.id, experience.type).then(closeModal);

  const softSkills = removeDuplicatesById(

    [...assetSkills, ...essentialSkills].filter(

      (skill) => skill.skill_type_id === SkillTypeId.Soft,

    ),

  );

  const modalButtons = modalButtonProps(intl);

  const modalRoot = document.getElementById("modal-root");

  return (

    <>

      <div data-c-container="medium">

        <h2 data-c-heading="h2" data-c-margin="top(3) bottom(1)">

          {intl.formatMessage(experienceMessages.heading)}

        </h2>

        <p data-c-margin="bottom(1)">

          <FormattedMessage

            id="application.experience.preamble"

            defaultMessage="Use the buttons below to add experiences you want to share with the manager. Experiences you have added in the past also appear below, and you can edit them to link them to skills required for this job when necessary."

            description="First section of text on the experience step of the Application Timeline."

          />

        </p>

        <div data-c-grid="gutter(all, 1)">

          {essentialSkills.length > 0 && (

            <div data-c-grid-item="tl(1of2)">

              <p data-c-margin="bottom(.5)">

                <FormattedMessage

                  id="application.experience.essentialSkillsListIntro"

                  description="Text before the list of essential skills on the experience step of the Application Timeline."

                  defaultMessage="This job <span>requires</span> the following skills:"

                  values={{

                    span: (chunks): React.ReactElement => (

                      <span data-c-font-weight="bold" data-c-color="c2">

                        {chunks}

                      </span>

                    ),

                  }}

                />

              </p>

              <ul data-c-margin="bottom(1)">

                {essentialSkills.map((skill) => (

                  <li key={skill.id}>

                    {localizeFieldNonNull(locale, skill, "name")}

                  </li>

                ))}

              </ul>

            </div>

          )}

          {assetSkills.length > 0 && (

            <div data-c-grid-item="tl(1of2)">

              <p data-c-margin="bottom(.5)">

                <FormattedMessage

                  id="application.experience.assetSkillsListIntro"

                  defaultMessage="These skills are beneficial, but not required:"

                  description="Text before the list of asset skills on the experience step of the Application Timeline."

                />

              </p>

              <ul data-c-margin="bottom(1)">

                {assetSkills.map((skill) => (

                  <li key={skill.id}>

                    {localizeFieldNonNull(locale, skill, "name")}

                  </li>

                ))}

              </ul>

            </div>

          )}

        </div>

        <p data-c-color="gray" data-c-margin="bottom(2)">

          <FormattedMessage

            id="application.experience.softSkillsList"

            defaultMessage="Don't forget, {skill} will be evaluated later in the hiring process."

            description="List of soft skills that will be evaluated later."

            values={{

              skill: (

                <>

                  {softSkills.map((skill, index) => {

                    const and = " and ";

                    const lastElement = index === softSkills.length - 1;

                    return (

                      <React.Fragment key={skill.id}>

                        {lastElement && softSkills.length > 1 && and}

                        <span key={skill.id} data-c-font-weight="bold">

                          {localizeFieldNonNull(locale, skill, "name")}

                        </span>

                        {!lastElement && softSkills.length > 2 && ", "}

                      </React.Fragment>

                    );

                  })}

                </>

              ),

            }}

          />

        </p>

        {hasError && (

          <div

            // This alert message needs the tabindex attribute for it to be focusable.

            // eslint-disable-next-line jsx-a11y/no-noninteractive-tabindex

            tabIndex={0}

            data-c-alert="error"

            data-c-radius="rounded"

            role="alert"

            data-c-margin="bottom(1)"

            id="experience-step-form-error"

            style={{ display: "block" }}

          >

            <div data-c-padding="all(.5)">

              <p data-c-alignment="base(left)">

                <FormattedMessage

                  id="application.experience.errorMessage"

                  defaultMessage="To continue, please connect the following required skill(s) to an experience:"

                  description="Error message displayed to user when experience step validation fails"

                />

                {` `}

                {disconnectedRequiredSkills.map((skill, index) => {

                  const and = " and ";

                  const lastElement =

                    index === disconnectedRequiredSkills.length - 1;

                  return (

                    <React.Fragment key={skill.id}>

                      {lastElement &&

                        disconnectedRequiredSkills.length > 1 &&

                        and}

                      <span key={skill.id} data-c-font-weight="bold">

                        {localizeFieldNonNull(locale, skill, "name")}

                      </span>

                      {!lastElement &&

                        disconnectedRequiredSkills.length > 2 &&

                        ", "}

                    </React.Fragment>

                  );

                })}

              </p>

            </div>

          </div>

        )}

        {/* Experience Modal Buttons */}

        <div data-c-grid="gutter(all, 1)">

          {Object.values(modalButtons).map((buttonProps) => {

            const { id, title, icon } = buttonProps;

            return (

              <ModalButton

                key={id}

                id={id}

                title={title}

                icon={icon}

                openModal={openModal}

              />

            );

          })}

        </div>

        {/* Experience Accordion List */}

        {experiences && experiences.length > 0 ? (

          <div className="experience-list" data-c-margin="top(2)">

            <div data-c-accordion-group>

              {experiences.map((experience) => {

                const savedOptionalSkills = getSkillsOfExperience(

                  experienceSkills,

                  experience,

                  assetSkills,

                );

                const savedRequiredSkills = getSkillsOfExperience(

                  experienceSkills,

                  experience,

                  essentialSkills,

                );

                const relevantSkills: ExperienceSkill[] = savedRequiredSkills

                  .map((skill) => {

                    return experienceSkills.find(

                      ({ experience_id, experience_type, skill_id }) =>

                        experience_id === experience.id &&

                        skill_id === skill.id &&

                        experience_type === experience.type,

                    );

                  })

                  .filter(notEmpty);

                const handleEdit = () =>

                  editExperience(

                    experience,

                    savedOptionalSkills,

                    savedRequiredSkills,

                  );

                const handleDelete = () => deleteExperience(experience);

                const errorAccordion = () => (

                  <div

                    data-c-background="gray(10)"

                    data-c-radius="rounded"

                    data-c-border="all(thin, solid, gray)"

                    data-c-margin="top(1)"

                    data-c-padding="all(1)"

                  >

                    <div data-c-align="base(center)">

                      <p data-c-color="stop">

                        {intl.formatMessage(

                          experienceMessages.errorRenderingExperience,

                        )}

                      </p>

                    </div>

                  </div>

                );

                // Number of skills attached to Experience but are not part of the jobs skill criteria.

                const irrelevantSkillCount =

                  experienceSkills.filter(

                    (experienceSkill) =>

                      experienceSkill.experience_id === experience.id &&

                      experienceSkill.experience_type === experience.type,

                  ).length -

                  (savedOptionalSkills.length + savedRequiredSkills.length);

                return (

                  applicationExperienceAccordion(

                    experience,

                    irrelevantSkillCount,

                    relevantSkills,

                    skills,

                    handleEdit,

                    handleDelete,

                  ) ?? errorAccordion()

                );

              })}

            </div>

          </div>

        ) : (

          <div

            data-c-background="gray(10)"

            data-c-radius="rounded"

            data-c-border="all(thin, solid, gray)"

            data-c-margin="top(2)"

            data-c-padding="all(1)"

          >

            <div data-c-align="base(center)">

              <p data-c-color="gray">

                <FormattedMessage

                  id="application.experience.noExperiences"

                  defaultMessage="Looks like you don't have any experience added yet. Use the buttons above to add experience. Don't forget that experience will always be saved to your profile so that you can use it on future applications!"

                  description="Message displayed when application has no experiences."

                />

              </p>

            </div>

          </div>

        )}

        {disconnectedRequiredSkills && disconnectedRequiredSkills.length > 0 && (

          <p data-c-color="stop" data-c-margin="top(2)">

            <FormattedMessage

              id="application.experience.unconnectedSkills"

              defaultMessage="The following required skill(s) are not connected to your experience:"

              description="Message showing list of required skills that are not connected to a experience."

            />{" "}

            {disconnectedRequiredSkills.map((skill) => (

              <React.Fragment key={skill.id}>

                <span

                  data-c-tag="stop"

                  data-c-radius="pill"

                  data-c-font-size="small"

                >

                  {localizeFieldNonNull(locale, skill, "name")}

                </span>{" "}

              </React.Fragment>

            ))}

          </p>

        )}

      </div>

      <div data-c-dialog-overlay={isModalVisible.visible ? "active" : ""} />

      <EducationExperienceModal

        educationStatuses={educationStatuses}

        educationTypes={educationTypes}

        experienceEducation={experienceData as ExperienceEducation}

        experienceableId={experienceData?.experienceable_id ?? 0}

        experienceableType={

          experienceData?.experienceable_type ?? "application"

        }

        jobId={jobId}

        classificationEducationRequirements={

          classificationEducationRequirements

        }

        jobEducationRequirements={jobEducationRequirements}

        modalId={modalButtons.education.id}

        onModalCancel={closeModal}

        onModalConfirm={submitExperience}

        optionalSkills={assetSkills}

        parentElement={modalRoot}

        requiredSkills={essentialSkills}

        savedOptionalSkills={experienceData?.savedOptionalSkills ?? []}

        savedRequiredSkills={experienceData?.savedRequiredSkills ?? []}

        visible={

          isModalVisible.visible &&

          isModalVisible.id === modalButtons.education.id

        }

      />

      <WorkExperienceModal

        experienceWork={experienceData as ExperienceWork}

        experienceableId={experienceData?.experienceable_id ?? 0}

        experienceableType={

          experienceData?.experienceable_type ?? "application"

        }

        jobId={jobId}

        classificationEducationRequirements={

          classificationEducationRequirements

        }

        jobEducationRequirements={jobEducationRequirements}

        modalId={modalButtons.work.id}

        onModalCancel={closeModal}

        onModalConfirm={submitExperience}

        optionalSkills={assetSkills}

        parentElement={modalRoot}

        requiredSkills={essentialSkills}

        savedOptionalSkills={experienceData?.savedOptionalSkills ?? []}

        savedRequiredSkills={experienceData?.savedRequiredSkills ?? []}

        visible={

          isModalVisible.visible && isModalVisible.id === modalButtons.work.id

        }

      />

      <CommunityExperienceModal

        experienceCommunity={experienceData as ExperienceCommunity}

        experienceableId={experienceData?.experienceable_id ?? 0}

        experienceableType={

          experienceData?.experienceable_type ?? "application"

        }

        jobId={jobId}

        classificationEducationRequirements={

          classificationEducationRequirements

        }

        jobEducationRequirements={jobEducationRequirements}

        modalId={modalButtons.community.id}

        onModalCancel={closeModal}

        onModalConfirm={submitExperience}

        optionalSkills={assetSkills}

        parentElement={modalRoot}

        requiredSkills={essentialSkills}

        savedOptionalSkills={experienceData?.savedOptionalSkills ?? []}

        savedRequiredSkills={experienceData?.savedRequiredSkills ?? []}

        visible={

          isModalVisible.visible &&

          isModalVisible.id === modalButtons.community.id

        }

      />

      <PersonalExperienceModal

        experiencePersonal={experienceData as ExperiencePersonal}

        experienceableId={experienceData?.experienceable_id ?? 0}

        experienceableType={

          experienceData?.experienceable_type ?? "application"

        }

        jobId={jobId}

        classificationEducationRequirements={

          classificationEducationRequirements

        }

        jobEducationRequirements={jobEducationRequirements}

        modalId={modalButtons.personal.id}

        onModalCancel={closeModal}

        onModalConfirm={submitExperience}

        optionalSkills={assetSkills}

        parentElement={modalRoot}

        requiredSkills={essentialSkills}

        savedOptionalSkills={experienceData?.savedOptionalSkills ?? []}

        savedRequiredSkills={experienceData?.savedRequiredSkills ?? []}

        visible={

          isModalVisible.visible &&

          isModalVisible.id === modalButtons.personal.id

        }

      />

      <AwardExperienceModal

        experienceAward={experienceData as ExperienceAward}

        experienceableId={experienceData?.experienceable_id ?? 0}

        experienceableType={

          experienceData?.experienceable_type ?? "application"

        }

        jobId={jobId}

        classificationEducationRequirements={

          classificationEducationRequirements

        }

        jobEducationRequirements={jobEducationRequirements}

        modalId={modalButtons.award.id}

        onModalCancel={closeModal}

        onModalConfirm={submitExperience}

        optionalSkills={assetSkills}

        parentElement={modalRoot}

        recipientTypes={recipientTypes}

        recognitionTypes={recognitionTypes}

        requiredSkills={essentialSkills}

        savedOptionalSkills={experienceData?.savedOptionalSkills ?? []}

        savedRequiredSkills={experienceData?.savedRequiredSkills ?? []}

        visible={

          isModalVisible.visible && isModalVisible.id === modalButtons.award.id

        }

      />

    </>

  );

};

interface ExperienceStepProps {

  experiences: Experience[];

  educationStatuses: FormEducationStatus[];

  educationTypes: FormEducationType[];

  experienceSkills: ExperienceSkill[];

  criteria: Criteria[];

  skills: Skill[];

  jobId: number;

  jobEducationRequirements: string | null;

  recipientTypes: FormAwardRecipientType[];

  recognitionTypes: FormAwardRecognitionType[];

  classificationEducationRequirements: string | null;

  handleDeleteExperience: (

    id: number,

    type: Experience["type"],

  ) => Promise<void>;

  handleSubmitExperience: (

    data: ExperienceSubmitData<Experience>,

  ) => Promise<void>;

  handleContinue: () => void;

  handleQuit: () => void;

  handleReturn: () => void;

}

export const ExperienceStep: React.FunctionComponent<ExperienceStepProps> = ({

  experiences,

  educationStatuses,

  educationTypes,

  experienceSkills,

  criteria,

  skills,

  handleSubmitExperience,

  handleDeleteExperience,

  jobId,

  jobEducationRequirements,

  classificationEducationRequirements,

  recipientTypes,

  recognitionTypes,

  handleContinue,

  handleQuit,

  handleReturn,

}) => {

  const intl = useIntl();

  const [hasError, setHasError] = useState(false);

  const filteredSkills = criteria.reduce(

    (result, criterion): { essential: Skill[]; asset: Skill[] } => {

      const skillOfCriterion = getSkillOfCriteria(criterion, skills);

      if (skillOfCriterion) {

        if (criterion.criteria_type_id === CriteriaTypeId.Essential) {

          result.essential.push(skillOfCriterion);

        }

        if (criterion.criteria_type_id === CriteriaTypeId.Asset) {

          result.asset.push(skillOfCriterion);

        }

      }

      return result;

    },

    { essential: [], asset: [] } as { essential: Skill[]; asset: Skill[] },

  );

  const essentialSkills = removeDuplicatesById(filteredSkills.essential);

  const assetSkills = removeDuplicatesById(filteredSkills.asset);

  const disconnectedRequiredSkills = getDisconnectedRequiredSkills(

    experiences,

    experienceSkills,

    essentialSkills,

  );

  // Hack solution for experience step validation error message: focusOnElement is called in the onClick method (line 830) before the element is added to the dom. Therefore, the useEffect hook is needed for the first focus, after hasError triggers re-render.

  useEffect(() => {

    if (hasError) {

      focusOnElement("experience-step-form-error");

    }

    if (disconnectedRequiredSkills.length === 0) {

      setHasError(false);

    }

  }, [hasError, disconnectedRequiredSkills]);

  return (

    <>

      <MyExperience

        assetSkills={assetSkills}

        disconnectedRequiredSkills={disconnectedRequiredSkills}

        hasError={hasError}

        experiences={experiences}

        educationStatuses={educationStatuses}

        educationTypes={educationTypes}

        experienceSkills={experienceSkills}

        essentialSkills={essentialSkills}

        skills={skills}

        jobId={jobId}

        jobEducationRequirements={jobEducationRequirements}

        classificationEducationRequirements={

          classificationEducationRequirements

        }

        recipientTypes={recipientTypes}

        recognitionTypes={recognitionTypes}

        handleSubmitExperience={handleSubmitExperience}

        handleDeleteExperience={handleDeleteExperience}

      />

      <div data-c-container="medium" data-c-padding="tb(2)">

        <hr data-c-hr="thin(c1)" data-c-margin="bottom(2)" />

        <div data-c-grid="gutter">

          <div

            data-c-alignment="base(centre) tp(left)"

            data-c-grid-item="tp(1of2)"

          >

            <button

              data-c-button="outline(c2)"

              data-c-radius="rounded"

              type="button"

              onClick={(): void => handleReturn()}

            >

              {intl.formatMessage(navigationMessages.return)}

            </button>

          </div>

          <div

            data-c-alignment="base(centre) tp(right)"

            data-c-grid-item="tp(1of2)"

          >

            <button

              data-c-button="outline(c2)"

              data-c-radius="rounded"

              type="button"

              onClick={(): void => handleQuit()}

            >

              {intl.formatMessage(navigationMessages.quit)}

            </button>

            <button

              data-c-button="solid(c1)"

              data-c-radius="rounded"

              data-c-margin="left(1)"

              type="button"

              onClick={(): void => {

                // If all required skills have been connected to an experience, then continue.

                // Else, show error alert.

                if (disconnectedRequiredSkills.length === 0) {

                  handleContinue();

                } else {

                  setHasError(true);

                  focusOnElement("experience-step-form-error");

                }

              }}

            >

              {intl.formatMessage(navigationMessages.continue)}

            </button>

          </div>

        </div>

      </div>

    </>

  );

};

export default ExperienceStep;