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Compact.tsx
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Compact.tsx
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import classNames from 'classnames';
import toArray from 'rc-util/lib/Children/toArray';
import * as React from 'react';
import type { DirectionType } from '../config-provider';
import { ConfigContext } from '../config-provider';
import type { SizeType } from '../config-provider/SizeContext';
import useStyle from './style';
export interface SpaceCompactItemContextType {
compactSize?: SizeType;
compactDirection?: 'horizontal' | 'vertical';
isFirstItem?: boolean;
isLastItem?: boolean;
}
export const SpaceCompactItemContext = React.createContext<SpaceCompactItemContextType | null>(
null,
);
export const useCompactItemContext = (prefixCls: string, direction: DirectionType) => {
const compactItemContext = React.useContext(SpaceCompactItemContext);
const compactItemClassnames = React.useMemo(() => {
if (!compactItemContext) return '';
const { compactDirection, isFirstItem, isLastItem } = compactItemContext;
const separator = compactDirection === 'vertical' ? '-vertical-' : '-';
return classNames({
[`${prefixCls}-compact${separator}item`]: true,
[`${prefixCls}-compact${separator}first-item`]: isFirstItem,
[`${prefixCls}-compact${separator}last-item`]: isLastItem,
[`${prefixCls}-compact${separator}item-rtl`]: direction === 'rtl',
});
}, [prefixCls, direction, compactItemContext]);
return {
compactSize: compactItemContext?.compactSize,
compactDirection: compactItemContext?.compactDirection,
compactItemClassnames,
};
};
export const NoCompactStyle: React.FC<React.PropsWithChildren<{}>> = ({ children }) => (
<SpaceCompactItemContext.Provider value={null}>{children}</SpaceCompactItemContext.Provider>
);
export interface SpaceCompactProps extends React.HTMLAttributes<HTMLDivElement> {
prefixCls?: string;
size?: SizeType;
direction?: 'horizontal' | 'vertical';
block?: boolean;
}
const CompactItem: React.FC<React.PropsWithChildren<SpaceCompactItemContextType>> = ({
children,
...otherProps
}) => (
<SpaceCompactItemContext.Provider value={otherProps}>{children}</SpaceCompactItemContext.Provider>
);
const Compact: React.FC<SpaceCompactProps> = (props) => {
const { getPrefixCls, direction: directionConfig } = React.useContext(ConfigContext);
const {
size = 'middle',
direction,
block,
prefixCls: customizePrefixCls,
className,
children,
...restProps
} = props;
const prefixCls = getPrefixCls('space-compact', customizePrefixCls);
const [wrapSSR, hashId] = useStyle(prefixCls);
const clx = classNames(
prefixCls,
hashId,
{
[`${prefixCls}-rtl`]: directionConfig === 'rtl',
[`${prefixCls}-block`]: block,
[`${prefixCls}-vertical`]: direction === 'vertical',
},
className,
);
const compactItemContext = React.useContext(SpaceCompactItemContext);
const childNodes = toArray(children);
const nodes = React.useMemo(
() =>
childNodes.map((child, i) => {
const key = (child && child.key) || `${prefixCls}-item-${i}`;
if (childNodes.length === 1) {
return child;
}
return (
<CompactItem
key={key}
compactSize={size}
compactDirection={direction}
isFirstItem={i === 0 && (!compactItemContext || compactItemContext?.isFirstItem)}
isLastItem={
i === childNodes.length - 1 && (!compactItemContext || compactItemContext?.isLastItem)
}
>
{child}
</CompactItem>
);
}),
[size, childNodes, compactItemContext],
);
// =========================== Render ===========================
if (childNodes.length === 0) {
return null;
}
return wrapSSR(
<div className={clx} {...restProps}>
{nodes}
</div>,
);
};
export default Compact;