@rc-component/collapse/es/Collapse.js

rc-collapse ui component for react

import _extends from "@babel/runtime/helpers/esm/extends";
import classNames from 'classnames';
import useMergedState from "@rc-component/util/es/hooks/useMergedState";
import warning from "@rc-component/util/es/warning";
import React from 'react';
import useItems from "./hooks/useItems";
import CollapsePanel from "./Panel";
import pickAttrs from "@rc-component/util/es/pickAttrs";
function getActiveKeysArray(activeKey) {
  let currentActiveKey = activeKey;
  if (!Array.isArray(currentActiveKey)) {
    const activeKeyType = typeof currentActiveKey;
    currentActiveKey = activeKeyType === 'number' || activeKeyType === 'string' ? [currentActiveKey] : [];
  }
  return currentActiveKey.map(key => String(key));
}
const Collapse = /*#__PURE__*/React.forwardRef((props, ref) => {
  const {
    prefixCls = 'rc-collapse',
    destroyOnHidden = false,
    style,
    accordion,
    className,
    children,
    collapsible,
    openMotion,
    expandIcon,
    activeKey: rawActiveKey,
    defaultActiveKey,
    onChange,
    items,
    classNames: customizeClassNames,
    styles
  } = props;
  const collapseClassName = classNames(prefixCls, className);
  const [activeKey, setActiveKey] = useMergedState([], {
    value: rawActiveKey,
    onChange: v => onChange?.(v),
    defaultValue: defaultActiveKey,
    postState: getActiveKeysArray
  });
  const onItemClick = key => setActiveKey(() => {
    if (accordion) {
      return activeKey[0] === key ? [] : [key];
    }
    const index = activeKey.indexOf(key);
    const isActive = index > -1;
    if (isActive) {
      return activeKey.filter(item => item !== key);
    }
    return [...activeKey, key];
  });

  // ======================== Children ========================
  warning(!children, '[rc-collapse] `children` will be removed in next major version. Please use `items` instead.');
  const mergedChildren = useItems(items, children, {
    prefixCls,
    accordion,
    openMotion,
    expandIcon,
    collapsible,
    destroyOnHidden,
    onItemClick,
    activeKey,
    classNames: customizeClassNames,
    styles
  });

  // ======================== Render ========================
  return /*#__PURE__*/React.createElement("div", _extends({
    ref: ref,
    className: collapseClassName,
    style: style,
    role: accordion ? 'tablist' : undefined
  }, pickAttrs(props, {
    aria: true,
    data: true
  })), mergedChildren);
});
export default Object.assign(Collapse, {
  /**
   * @deprecated use `items` instead, will be removed in `v4.0.0`
   */
  Panel: CollapsePanel
});