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index.tsx
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index.tsx
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import classNames from 'classnames';
// eslint-disable-next-line import/no-named-as-default
import * as React from 'react';
import type { RenderEmptyHandler } from '../config-provider';
import { ConfigContext } from '../config-provider';
import defaultRenderEmpty from '../config-provider/defaultRenderEmpty';
import { Row } from '../grid';
import useBreakpoint from '../grid/hooks/useBreakpoint';
import type { PaginationConfig } from '../pagination';
import Pagination from '../pagination';
import type { SpinProps } from '../spin';
import Spin from '../spin';
import type { Breakpoint } from '../_util/responsiveObserve';
import { responsiveArray } from '../_util/responsiveObserve';
import extendsObject from '../_util/extendsObject';
import Item from './Item';
// CSSINJS
import useStyle from './style';
export type { ListItemMetaProps, ListItemProps } from './Item';
export type ColumnCount = number;
export type ColumnType = 'gutter' | 'column' | 'xs' | 'sm' | 'md' | 'lg' | 'xl' | 'xxl';
export interface ListGridType {
gutter?: number;
column?: ColumnCount;
xs?: ColumnCount;
sm?: ColumnCount;
md?: ColumnCount;
lg?: ColumnCount;
xl?: ColumnCount;
xxl?: ColumnCount;
}
export type ListSize = 'small' | 'default' | 'large';
export type ListItemLayout = 'horizontal' | 'vertical';
export interface ListProps<T> {
bordered?: boolean;
className?: string;
style?: React.CSSProperties;
children?: React.ReactNode;
dataSource?: T[];
extra?: React.ReactNode;
grid?: ListGridType;
id?: string;
itemLayout?: ListItemLayout;
loading?: boolean | SpinProps;
loadMore?: React.ReactNode;
pagination?: PaginationConfig | false;
prefixCls?: string;
rowKey?: ((item: T) => React.Key) | keyof T;
renderItem?: (item: T, index: number) => React.ReactNode;
size?: ListSize;
split?: boolean;
header?: React.ReactNode;
footer?: React.ReactNode;
locale?: ListLocale;
}
export interface ListLocale {
emptyText: React.ReactNode;
}
export interface ListConsumerProps {
grid?: any;
itemLayout?: string;
}
export const ListContext = React.createContext<ListConsumerProps>({});
export const ListConsumer = ListContext.Consumer;
function List<T>({
pagination = false as ListProps<any>['pagination'],
prefixCls: customizePrefixCls,
bordered = false,
split = true,
className,
children,
itemLayout,
loadMore,
grid,
dataSource = [],
size,
header,
footer,
loading = false,
rowKey,
renderItem,
locale,
...rest
}: ListProps<T>) {
const paginationObj = pagination && typeof pagination === 'object' ? pagination : {};
const [paginationCurrent, setPaginationCurrent] = React.useState(
paginationObj.defaultCurrent || 1,
);
const [paginationSize, setPaginationSize] = React.useState(paginationObj.defaultPageSize || 10);
const { getPrefixCls, renderEmpty, direction } = React.useContext(ConfigContext);
const defaultPaginationProps = {
current: 1,
total: 0,
};
const triggerPaginationEvent = (eventName: string) => (page: number, pageSize: number) => {
setPaginationCurrent(page);
setPaginationSize(pageSize);
if (pagination && (pagination as any)[eventName]) {
(pagination as any)[eventName](page, pageSize);
}
};
const onPaginationChange = triggerPaginationEvent('onChange');
const onPaginationShowSizeChange = triggerPaginationEvent('onShowSizeChange');
const renderInnerItem = (item: T, index: number) => {
if (!renderItem) return null;
let key;
if (typeof rowKey === 'function') {
key = rowKey(item);
} else if (rowKey) {
key = item[rowKey];
} else {
key = (item as any).key;
}
if (!key) {
key = `list-item-${index}`;
}
return <React.Fragment key={key}>{renderItem(item, index)}</React.Fragment>;
};
const isSomethingAfterLastItem = () => !!(loadMore || pagination || footer);
const renderEmptyFunc = (prefixCls: string, renderEmptyHandler: RenderEmptyHandler) => (
<div className={`${prefixCls}-empty-text`}>
{(locale && locale.emptyText) || renderEmptyHandler('List')}
</div>
);
const prefixCls = getPrefixCls('list', customizePrefixCls);
// Style
const [wrapSSR, hashId] = useStyle(prefixCls);
let loadingProp = loading;
if (typeof loadingProp === 'boolean') {
loadingProp = {
spinning: loadingProp,
};
}
const isLoading = loadingProp && loadingProp.spinning;
// large => lg
// small => sm
let sizeCls = '';
switch (size) {
case 'large':
sizeCls = 'lg';
break;
case 'small':
sizeCls = 'sm';
break;
default:
break;
}
const classString = classNames(
prefixCls,
{
[`${prefixCls}-vertical`]: itemLayout === 'vertical',
[`${prefixCls}-${sizeCls}`]: sizeCls,
[`${prefixCls}-split`]: split,
[`${prefixCls}-bordered`]: bordered,
[`${prefixCls}-loading`]: isLoading,
[`${prefixCls}-grid`]: !!grid,
[`${prefixCls}-something-after-last-item`]: isSomethingAfterLastItem(),
[`${prefixCls}-rtl`]: direction === 'rtl',
},
className,
hashId,
);
const paginationProps = extendsObject<PaginationConfig>(
defaultPaginationProps,
{
total: dataSource.length,
current: paginationCurrent,
pageSize: paginationSize,
},
pagination || {},
);
const largestPage = Math.ceil(paginationProps.total / paginationProps.pageSize);
if (paginationProps.current > largestPage) {
paginationProps.current = largestPage;
}
const paginationContent = pagination ? (
<div className={`${prefixCls}-pagination`}>
<Pagination
{...paginationProps}
onChange={onPaginationChange}
onShowSizeChange={onPaginationShowSizeChange}
/>
</div>
) : null;
let splitDataSource = [...dataSource];
if (pagination) {
if (dataSource.length > (paginationProps.current - 1) * paginationProps.pageSize) {
splitDataSource = [...dataSource].splice(
(paginationProps.current - 1) * paginationProps.pageSize,
paginationProps.pageSize,
);
}
}
const needResponsive = Object.keys(grid || {}).some((key) =>
['xs', 'sm', 'md', 'lg', 'xl', 'xxl'].includes(key),
);
const screens = useBreakpoint(needResponsive);
const currentBreakpoint = React.useMemo(() => {
for (let i = 0; i < responsiveArray.length; i += 1) {
const breakpoint: Breakpoint = responsiveArray[i];
if (screens[breakpoint]) {
return breakpoint;
}
}
return undefined;
}, [screens]);
const colStyle = React.useMemo(() => {
if (!grid) {
return undefined;
}
const columnCount =
currentBreakpoint && grid[currentBreakpoint] ? grid[currentBreakpoint] : grid.column;
if (columnCount) {
return {
width: `${100 / columnCount}%`,
maxWidth: `${100 / columnCount}%`,
};
}
}, [grid?.column, currentBreakpoint]);
let childrenContent = isLoading && <div style={{ minHeight: 53 }} />;
if (splitDataSource.length > 0) {
const items = splitDataSource.map((item: T, index: number) => renderInnerItem(item, index));
childrenContent = grid ? (
<Row gutter={grid.gutter}>
{React.Children.map(items, (child) => (
<div key={child?.key} style={colStyle}>
{child}
</div>
))}
</Row>
) : (
<ul className={`${prefixCls}-items`}>{items}</ul>
);
} else if (!children && !isLoading) {
childrenContent = renderEmptyFunc(prefixCls, renderEmpty || defaultRenderEmpty);
}
const paginationPosition = paginationProps.position || 'bottom';
const contextValue = React.useMemo(
() => ({ grid, itemLayout }),
[JSON.stringify(grid), itemLayout],
);
return wrapSSR(
<ListContext.Provider value={contextValue}>
<div className={classString} {...rest}>
{(paginationPosition === 'top' || paginationPosition === 'both') && paginationContent}
{header && <div className={`${prefixCls}-header`}>{header}</div>}
<Spin {...loadingProp}>
{childrenContent}
{children}
</Spin>
{footer && <div className={`${prefixCls}-footer`}>{footer}</div>}
{loadMore ||
((paginationPosition === 'bottom' || paginationPosition === 'both') && paginationContent)}
</div>
</ListContext.Provider>,
);
}
List.Item = Item;
export default List;