93 lines
3.4 KiB
Vue
93 lines
3.4 KiB
Vue
import type { ExtractPropTypes } from 'vue';
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import { cloneVNode, defineComponent } from 'vue';
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import classNames from '../_util/classNames';
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import PropTypes from '../_util/vue-types';
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import { filterEmpty } from '../_util/props-util';
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import initDefaultProps from '../_util/props-util/initDefaultProps';
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import TimelineItem from './TimelineItem';
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import LoadingOutlined from '@ant-design/icons-vue/LoadingOutlined';
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import { tuple } from '../_util/type';
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import useConfigInject from '../_util/hooks/useConfigInject';
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export const timelineProps = () => ({
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prefixCls: PropTypes.string,
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/** 指定最后一个幽灵节点是否存在或内容 */
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pending: PropTypes.any,
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pendingDot: PropTypes.any,
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reverse: PropTypes.looseBool,
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mode: PropTypes.oneOf(tuple('left', 'alternate', 'right', '')),
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});
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export type TimelineProps = Partial<ExtractPropTypes<ReturnType<typeof timelineProps>>>;
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export default defineComponent({
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name: 'ATimeline',
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props: initDefaultProps(timelineProps(), {
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reverse: false,
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mode: '',
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}),
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slots: ['pending', 'pendingDot'],
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setup(props, { slots }) {
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const { prefixCls, direction } = useConfigInject('timeline', props);
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const getPositionCls = (ele, idx: number) => {
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const eleProps = ele.props || {};
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if (props.mode === 'alternate') {
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if (eleProps.position === 'right') return `${prefixCls.value}-item-right`;
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if (eleProps.position === 'left') return `${prefixCls.value}-item-left`;
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return idx % 2 === 0 ? `${prefixCls.value}-item-left` : `${prefixCls.value}-item-right`;
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}
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if (props.mode === 'left') return `${prefixCls.value}-item-left`;
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if (props.mode === 'right') return `${prefixCls.value}-item-right`;
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if (eleProps.position === 'right') return `${prefixCls.value}-item-right`;
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return '';
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};
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return () => {
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const {
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pending = slots.pending?.(),
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pendingDot = slots.pendingDot?.(),
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reverse,
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mode,
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} = props;
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const pendingNode = typeof pending === 'boolean' ? null : pending;
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const children = filterEmpty(slots.default?.());
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const pendingItem = pending ? (
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<TimelineItem pending={!!pending} dot={pendingDot || <LoadingOutlined />}>
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{pendingNode}
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</TimelineItem>
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) : null;
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if (pendingItem) {
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children.push(pendingItem);
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}
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const timeLineItems = reverse ? children.reverse() : children;
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const itemsCount = timeLineItems.length;
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const lastCls = `${prefixCls.value}-item-last`;
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const items = timeLineItems.map((ele, idx) => {
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const pendingClass = idx === itemsCount - 2 ? lastCls : '';
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const readyClass = idx === itemsCount - 1 ? lastCls : '';
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return cloneVNode(ele, {
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class: classNames([
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!reverse && !!pending ? pendingClass : readyClass,
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getPositionCls(ele, idx),
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]),
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});
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});
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const hasLabelItem = timeLineItems.some(
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item => !!(item.props?.label || item.children?.label),
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);
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const classString = classNames(prefixCls.value, {
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[`${prefixCls.value}-pending`]: !!pending,
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[`${prefixCls.value}-reverse`]: !!reverse,
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[`${prefixCls.value}-${mode}`]: !!mode && !hasLabelItem,
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[`${prefixCls.value}-label`]: hasLabelItem,
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[`${prefixCls.value}-rtl`]: direction.value === 'rtl',
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});
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return <ul class={classString}>{items}</ul>;
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};
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},
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});
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