import React, { type JSX, useCallback, useEffect } from 'react';
import { useTranslation } from 'next-i18next';
import { useForm } from 'react-hook-form';
import { PrismAsyncLight } from 'react-syntax-highlighter';
import { oneDark } from 'react-syntax-highlighter/dist/cjs/styles/prism';
import { Card, CardBody } from 'reactstrap';

import AdminCustomizeContainer from '~/client/services/AdminCustomizeContainer';
import { toastError, toastSuccess } from '~/client/util/toastr';

import { withUnstatedContainers } from '../../UnstatedUtils';
import AdminUpdateButtonRow from '../Common/AdminUpdateButtonRow';

type Props = {
  adminCustomizeContainer: AdminCustomizeContainer;
};

const CustomizeScriptSetting = (props: Props): JSX.Element => {
  const { adminCustomizeContainer } = props;
  const { t } = useTranslation();

  const { register, handleSubmit, reset } = useForm();

  // Sync form with container state
  useEffect(() => {
    reset({
      customizeScript:
        adminCustomizeContainer.state.currentCustomizeScript || '',
    });
  }, [adminCustomizeContainer.state.currentCustomizeScript, reset]);

  const onSubmit = useCallback(
    async (data) => {
      try {
        // Update container state before API call
        await adminCustomizeContainer.changeCustomizeScript(
          data.customizeScript,
        );
        await adminCustomizeContainer.updateCustomizeScript();
        toastSuccess(
          t('toaster.update_successed', {
            target: t('admin:customize_settings.custom_script'),
            ns: 'commons',
          }),
        );
      } catch (err) {
        toastError(err);
      }
    },
    [t, adminCustomizeContainer],
  );

  return (
    <React.Fragment>
      <div className="row">
        <div className="col-12">
          <h2 className="admin-setting-header">
            {t('admin:customize_settings.custom_script')}
          </h2>
          <Card className="card custom-card bg-body-tertiary mb-3">
            <CardBody className="px-0 py-2">
              {t('admin:customize_settings.write_java')}
              <br />
              {t('admin:customize_settings.reflect_change')}
            </CardBody>
          </Card>

          <form onSubmit={handleSubmit(onSubmit)}>
            <div>
              <textarea
                className="form-control mb-2"
                rows={8}
                {...register('customizeScript')}
              />
            </div>

            <button
              type="button"
              className="btn btn-link text-muted p-0"
              data-bs-toggle="collapse"
              data-bs-target="#collapseExampleScript"
              aria-expanded="false"
              aria-controls="collapseExampleScript"
            >
              <span
                className="material-symbols-outlined me-1"
                aria-hidden="true"
              >
                navigate_next
              </span>
              Example for Google Tag Manager
            </button>
            <div className="collapse" id="collapseExampleScript">
              <PrismAsyncLight style={oneDark} language="javascript">
                {`(function(w,d,s,l,i){
w[l]=w[l]||[];
w[l].push({'gtm.start':new Date().getTime(),event:'gtm.js'});
var f=d.getElementsByTagName(s)[0],
  j=d.createElement(s),
  dl=l!='dataLayer'?'&l='+l:'';
j.async=true;
j.src='https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
})(window,document,'script','dataLayer','GTM-XXXXXX');`}
              </PrismAsyncLight>
            </div>

            <AdminUpdateButtonRow
              type="submit"
              disabled={adminCustomizeContainer.state.retrieveError != null}
            />
          </form>
        </div>
      </div>
    </React.Fragment>
  );
};

const CustomizeScriptSettingWrapper = withUnstatedContainers(
  CustomizeScriptSetting,
  [AdminCustomizeContainer],
);

export default CustomizeScriptSettingWrapper;