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import * as React from 'react';
import classNames from 'classnames';
import type { CascaderProps as RcCascaderProps } from 'rc-cascader';
import { Panel } from 'rc-cascader';
import type { PickType } from 'rc-cascader/lib/Panel';
import type { CascaderProps, DefaultOptionType } from '.';
import DefaultRenderEmpty from '../config-provider/defaultRenderEmpty';
import DisabledContext from '../config-provider/DisabledContext';
import useCSSVarCls from '../config-provider/hooks/useCSSVarCls';
import useBase from './hooks/useBase';
import useCheckable from './hooks/useCheckable';
import useColumnIcons from './hooks/useColumnIcons';
import useStyle from './style';
import usePanelStyle from './style/panel';
export type PanelPickType = Exclude<PickType, 'checkable'> | 'multiple' | 'rootClassName';
export type CascaderPanelProps<
OptionType extends DefaultOptionType = DefaultOptionType,
ValueField extends keyof OptionType = keyof OptionType,
Multiple extends boolean = boolean,
> = Pick<CascaderProps<OptionType, ValueField, Multiple>, PanelPickType>;
export type CascaderPanelAutoProps<
OptionType extends DefaultOptionType = DefaultOptionType,
ValueField extends keyof OptionType = keyof OptionType,
> =
| (CascaderPanelProps<OptionType, ValueField> & { multiple?: false })
| (CascaderPanelProps<OptionType, ValueField, true> & { multiple: true });
function CascaderPanel<
OptionType extends DefaultOptionType = DefaultOptionType,
ValueField extends keyof OptionType = keyof OptionType,
>(props: CascaderPanelAutoProps<OptionType, ValueField>) {
const {
prefixCls: customizePrefixCls,
className,
multiple,
rootClassName,
notFoundContent,
direction,
expandIcon,
disabled: customDisabled,
} = props;
const disabled = React.useContext(DisabledContext);
const mergedDisabled = customDisabled ?? disabled;
const [prefixCls, cascaderPrefixCls, mergedDirection, renderEmpty] = useBase(
customizePrefixCls,
direction,
);
const rootCls = useCSSVarCls(cascaderPrefixCls);
const [wrapCSSVar, hashId, cssVarCls] = useStyle(cascaderPrefixCls, rootCls);
usePanelStyle(cascaderPrefixCls);
const isRtl = mergedDirection === 'rtl';
// ===================== Icon ======================
const [mergedExpandIcon, loadingIcon] = useColumnIcons(prefixCls, isRtl, expandIcon);
// ===================== Empty =====================
const mergedNotFoundContent = notFoundContent || renderEmpty?.('Cascader') || (
<DefaultRenderEmpty componentName="Cascader" />
);
// =================== Multiple ====================
const checkable = useCheckable(cascaderPrefixCls, multiple);
// ==================== Render =====================
return wrapCSSVar(
<Panel
{...(props as Pick<RcCascaderProps, PickType>)}
checkable={checkable}
prefixCls={cascaderPrefixCls}
className={classNames(className, hashId, rootClassName, cssVarCls, rootCls)}
notFoundContent={mergedNotFoundContent}
direction={mergedDirection}
expandIcon={mergedExpandIcon}
loadingIcon={loadingIcon}
disabled={mergedDisabled}
/>,
);
}
export default CascaderPanel;
|