@carbon/ibm-products/es/components/InterstitialScreen/InterstitialScreenBody.js

Carbon for IBM Products

/**
 * Copyright IBM Corp. 2020, 2025
 *
 * This source code is licensed under the Apache-2.0 license found in the
 * LICENSE file in the root directory of this source tree.
 */

import { extends as _extends } from '../../_virtual/_rollupPluginBabelHelpers.js';
import React__default, { useState, useContext, useEffect, isValidElement } from 'react';
import PropTypes from '../../_virtual/index.js';
import { InterstitialScreenContext } from './InterstitialScreen.js';
import { ModalBody } from '@carbon/react';
import { pkg } from '../../settings.js';
import { Carousel } from '../Carousel/Carousel.js';
import '../Carousel/CarouselItem.js';

const InterstitialScreenBody = /*#__PURE__*/React__default.forwardRef(props => {
  const {
    className = '',
    contentRenderer,
    ...rest
  } = props;
  const blockClass = `${pkg.prefix}--interstitial-screen`;
  const bodyBlockClass = `${blockClass}--internal-body`;
  const [stepType, setStepType] = useState();
  const {
    setBodyChildrenData,
    bodyChildrenData,
    isFullScreen,
    setProgStep,
    bodyScrollRef,
    scrollRef,
    handleGotoStep,
    progStep,
    setStepCount,
    disableButtonConfig,
    setDisableButtonConfig
  } = useContext(InterstitialScreenContext);
  const [scrollPercent, setScrollPercent] = useState(-1);
  useEffect(() => {
    const _bodyContent = contentRenderer({
      handleGotoStep,
      progStep,
      disableActionButton
    });
    const isElement = /*#__PURE__*/isValidElement(_bodyContent);
    const children = isElement ? _bodyContent.props.children : _bodyContent;

    // Set body children data
    setBodyChildrenData?.(children);
    // If the children is an array, treat it as a multiStep
    if (isElement && Array.isArray(children)) {
      setStepType('multi');
      setStepCount?.(children.length);
    } else {
      setStepType('single');
    }

    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [progStep]);
  useEffect(() => {
    if (scrollPercent !== -1) {
      const stepSize = bodyChildrenData && bodyChildrenData.length > 1 ? parseFloat((1 / (bodyChildrenData.length - 1)).toFixed(2)) : 0;
      const currentStep = scrollPercent / stepSize;
      setProgStep?.(Math.ceil(currentStep));
    }
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [scrollPercent]);
  const disableActionButton = config => {
    setDisableButtonConfig?.({
      ...disableButtonConfig,
      ...config
    });
  };
  const onScrollHandler = scrollPercent => setScrollPercent(scrollPercent);
  const renderBody = () => /*#__PURE__*/React__default.createElement("div", _extends({
    className: `${blockClass}--body ${className}`,
    ref: bodyScrollRef
  }, rest), /*#__PURE__*/React__default.createElement("div", {
    className: `${blockClass}--content`
  }, stepType === 'multi' ? /*#__PURE__*/React__default.createElement("div", {
    className: `${blockClass}__carousel`
  }, /*#__PURE__*/React__default.createElement(Carousel, {
    disableArrowScroll: true,
    ref: scrollRef,
    onScroll: onScrollHandler
  }, bodyChildrenData)) : stepType === 'single' ? bodyChildrenData : ''));
  return isFullScreen ? renderBody() : /*#__PURE__*/React__default.createElement(ModalBody, {
    className: bodyBlockClass
  }, renderBody());
});
InterstitialScreenBody.propTypes = {
  /**
   * Provide an optional class to be applied to the containing node.
   */
  className: PropTypes.string,
  /**
   * This is a required callback that has to return the content to render in the body section.
   * It can be a single child or an array of children depending on your need
   */
  contentRenderer: PropTypes.func.isRequired
};

export { InterstitialScreenBody as default };