330 lines
10 KiB
Vue
330 lines
10 KiB
Vue
import type { App, Plugin, ExtractPropTypes, PropType } from 'vue';
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import { provide, defineComponent, ref, watch, computed, toRef } from 'vue';
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import PropTypes, { withUndefined } from '../_util/vue-types';
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import Spin from '../spin';
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import type { PaginationConfig } from '../pagination';
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import Pagination, { paginationConfig } from '../pagination';
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import { Row } from '../grid';
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import Item from './Item';
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import { flattenChildren } from '../_util/props-util';
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import initDefaultProps from '../_util/props-util/initDefaultProps';
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import type { Key } from '../_util/type';
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import { tuple } from '../_util/type';
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import ItemMeta from './ItemMeta';
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import useConfigInject from '../_util/hooks/useConfigInject';
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import useBreakpoint from '../_util/hooks/useBreakpoint';
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import type { Breakpoint } from '../_util/responsiveObserve';
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import { responsiveArray } from '../_util/responsiveObserve';
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export { ListItemProps } from './Item';
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export type { ListItemMetaProps } from './ItemMeta';
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export type ColumnType = 'gutter' | 'column' | 'xs' | 'sm' | 'md' | 'lg' | 'xl' | 'xxl';
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export type ColumnCount = number;
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export interface ListGridType {
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gutter?: number;
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column?: ColumnCount;
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xs?: ColumnCount;
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sm?: ColumnCount;
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md?: ColumnCount;
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lg?: ColumnCount;
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xl?: ColumnCount;
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xxl?: ColumnCount;
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xxxl?: ColumnCount;
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}
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export const ListSize = tuple('small', 'default', 'large');
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export type ListItemLayout = 'horizontal' | 'vertical';
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export const listProps = {
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bordered: PropTypes.looseBool,
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dataSource: PropTypes.array,
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extra: PropTypes.any,
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grid: { type: Object as PropType<ListGridType>, default: undefined },
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itemLayout: PropTypes.oneOf(tuple('horizontal', 'vertical')),
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loading: withUndefined(PropTypes.oneOfType([PropTypes.looseBool, PropTypes.object])),
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loadMore: PropTypes.any,
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pagination: withUndefined(
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PropTypes.oneOfType([
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PropTypes.shape<PaginationConfig>(paginationConfig()).loose,
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PropTypes.looseBool,
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]),
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),
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prefixCls: PropTypes.string,
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rowKey: [String, Number, Function] as PropType<Key | ((item: any) => Key)>,
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renderItem: PropTypes.any,
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size: PropTypes.oneOf(ListSize),
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split: PropTypes.looseBool,
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header: PropTypes.any,
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footer: PropTypes.any,
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locale: {
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type: Object as PropType<ListLocale>,
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},
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};
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export interface ListLocale {
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emptyText: any;
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}
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export type ListProps = Partial<ExtractPropTypes<typeof listProps>>;
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import { ListContextKey } from './contextKey';
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import type { RenderEmptyHandler } from '../config-provider/renderEmpty';
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const List = defineComponent({
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name: 'AList',
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Item,
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props: initDefaultProps(listProps, {
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dataSource: [],
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bordered: false,
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split: true,
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loading: false,
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pagination: false,
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}),
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slots: ['extra', 'loadMore', 'renderItem', 'header', 'footer'],
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setup(props, { slots }) {
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provide(ListContextKey, {
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grid: toRef(props, 'grid'),
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itemLayout: toRef(props, 'itemLayout'),
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});
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const defaultPaginationProps = {
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current: 1,
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total: 0,
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};
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const { prefixCls, direction, renderEmpty } = useConfigInject('list', props);
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const paginationObj = computed(() =>
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props.pagination && typeof props.pagination === 'object' ? props.pagination : {},
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);
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const paginationCurrent = ref(paginationObj.value.defaultCurrent ?? 1);
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const paginationSize = ref(paginationObj.value.defaultPageSize ?? 10);
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watch(paginationObj, () => {
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if ('current' in paginationObj.value) {
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paginationCurrent.value = paginationObj.value.current;
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}
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if ('pageSize' in paginationObj.value) {
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paginationSize.value = paginationObj.value.pageSize;
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}
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});
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const listItemsKeys: Key[] = [];
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const triggerPaginationEvent = (eventName: string) => (page: number, pageSize: number) => {
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paginationCurrent.value = page;
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paginationSize.value = pageSize;
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if (paginationObj.value[eventName]) {
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paginationObj.value[eventName](page, pageSize);
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}
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};
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const onPaginationChange = triggerPaginationEvent('onChange');
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const onPaginationShowSizeChange = triggerPaginationEvent('onShowSizeChange');
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const renderEmptyFunc = (renderEmptyHandler: RenderEmptyHandler) => (
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<div class={`${prefixCls.value}-empty-text`}>
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{props.locale?.emptyText || renderEmptyHandler('List')}
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</div>
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);
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const loadingProp = computed(() => {
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if (typeof props.loading === 'boolean') {
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return {
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spinning: props.loading,
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};
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} else {
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return props.loading;
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}
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});
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const isLoading = computed(() => loadingProp.value && loadingProp.value.spinning);
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const sizeCls = computed(() => {
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let size = '';
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switch (props.size) {
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case 'large':
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size = 'lg';
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break;
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case 'small':
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size = 'sm';
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break;
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default:
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break;
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}
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return size;
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});
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const classObj = computed(() => ({
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[`${prefixCls.value}`]: true,
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[`${prefixCls.value}-vertical`]: props.itemLayout === 'vertical',
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[`${prefixCls.value}-${sizeCls.value}`]: sizeCls.value,
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[`${prefixCls.value}-split`]: props.split,
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[`${prefixCls.value}-bordered`]: props.bordered,
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[`${prefixCls.value}-loading`]: isLoading.value,
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[`${prefixCls.value}-grid`]: !!props.grid,
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[`${prefixCls.value}-rtl`]: direction.value === 'rtl',
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}));
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const paginationProps = computed(() => {
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const pp = {
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...defaultPaginationProps,
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total: props.dataSource.length,
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current: paginationCurrent.value,
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pageSize: paginationSize.value,
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...((props.pagination as PaginationConfig) || {}),
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};
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const largestPage = Math.ceil(pp.total / pp.pageSize);
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if (pp.current > largestPage) {
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pp.current = largestPage;
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}
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return pp;
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});
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const splitDataSource = computed(() => {
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let dd = [...props.dataSource];
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if (props.pagination) {
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if (
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props.dataSource.length >
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(paginationProps.value.current - 1) * paginationProps.value.pageSize
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) {
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dd = [...props.dataSource].splice(
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(paginationProps.value.current - 1) * paginationProps.value.pageSize,
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paginationProps.value.pageSize,
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);
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}
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}
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return dd;
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});
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const screens = useBreakpoint();
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const currentBreakpoint = computed(() => {
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for (let i = 0; i < responsiveArray.length; i += 1) {
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const breakpoint: Breakpoint = responsiveArray[i];
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if (screens.value[breakpoint]) {
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return breakpoint;
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}
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}
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return undefined;
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});
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const colStyle = computed(() => {
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if (!props.grid) {
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return undefined;
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}
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const columnCount =
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currentBreakpoint.value && props.grid[currentBreakpoint.value]
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? props.grid[currentBreakpoint.value]
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: props.grid.column;
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if (columnCount) {
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return {
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width: `${100 / columnCount}%`,
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maxWidth: `${100 / columnCount}%`,
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};
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}
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return undefined;
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});
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const renderInnerItem = (item: any, index: number) => {
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const renderItem = props.renderItem ?? slots.renderItem;
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if (!renderItem) return null;
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let key;
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const rowKeyType = typeof props.rowKey;
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if (rowKeyType === 'function') {
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key = (props.rowKey as any)(item);
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} else if (rowKeyType === 'string' || rowKeyType === 'number') {
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key = item[props.rowKey as any];
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} else {
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key = item.key;
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}
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if (!key) {
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key = `list-item-${index}`;
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}
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listItemsKeys[index] = key;
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return renderItem({ item, index });
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};
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return () => {
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const loadMore = props.loadMore ?? slots.loadMore?.();
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const footer = props.footer ?? slots.footer?.();
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const header = props.header ?? slots.header?.();
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const children = flattenChildren(slots.default?.());
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const isSomethingAfterLastItem = !!(loadMore || props.pagination || footer);
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const classString = {
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...classObj.value,
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[`${prefixCls.value}-something-after-last-item`]: isSomethingAfterLastItem,
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};
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const paginationContent = props.pagination ? (
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<div class={`${prefixCls.value}-pagination`}>
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<Pagination
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{...paginationProps.value}
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onChange={onPaginationChange}
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onShowSizeChange={onPaginationShowSizeChange}
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/>
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</div>
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) : null;
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let childrenContent = isLoading.value && <div style={{ minHeight: '53px' }} />;
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if (splitDataSource.value.length > 0) {
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listItemsKeys.length = 0;
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const items = splitDataSource.value.map((item: any, index: number) =>
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renderInnerItem(item, index),
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);
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const childrenList = items.map((child: any, index) => (
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<div key={listItemsKeys[index]} style={colStyle.value}>
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{child}
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</div>
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));
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childrenContent = props.grid ? (
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<Row gutter={props.grid.gutter}>{childrenList}</Row>
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) : (
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<ul class={`${prefixCls.value}-items`}>{items}</ul>
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);
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} else if (!children.length && !isLoading.value) {
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childrenContent = renderEmptyFunc(renderEmpty.value);
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}
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const paginationPosition = paginationProps.value.position || 'bottom';
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return (
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<div class={classString}>
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{(paginationPosition === 'top' || paginationPosition === 'both') && paginationContent}
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{header && <div class={`${prefixCls.value}-header`}>{header}</div>}
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<Spin {...loadingProp.value}>
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{childrenContent}
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{children}
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</Spin>
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{footer && <div class={`${prefixCls.value}-footer`}>{footer}</div>}
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{loadMore ||
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((paginationPosition === 'bottom' || paginationPosition === 'both') &&
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paginationContent)}
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</div>
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);
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};
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},
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});
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/* istanbul ignore next */
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List.install = function (app: App) {
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app.component(List.name, List);
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app.component(List.Item.name, List.Item);
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app.component(List.Item.Meta.name, List.Item.Meta);
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return app;
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};
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export { ItemMeta as ListItemMeta, Item as ListItem };
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export default List as typeof List &
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Plugin & {
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readonly Item: typeof Item & {
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readonly Meta: typeof ItemMeta;
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};
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};
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