89 lines
2.7 KiB
Vue
89 lines
2.7 KiB
Vue
import classNames from 'classnames'
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import PropTypes from '../_util/vue-types'
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import { getOptionProps, initDefaultProps, filterEmpty, getComponentFromProp } from '../_util/props-util'
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import { cloneElement } from '../_util/vnode'
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import TimelineItem from './TimelineItem'
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import Icon from '../icon'
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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.string,
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reverse: PropTypes.bool,
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mode: PropTypes.oneOf(['left', 'alternate', 'right']),
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}
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export default {
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name: 'ATimeline',
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props: initDefaultProps(TimelineProps, {
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prefixCls: 'ant-timeline',
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reverse: false,
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}),
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render () {
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const { prefixCls, reverse, mode, ...restProps } = getOptionProps(this)
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const pendingDot = getComponentFromProp(this, 'pendingDot')
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const pending = getComponentFromProp(this, 'pending')
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const pendingNode = typeof pending === 'boolean' ? null : pending
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const classString = classNames(prefixCls, {
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[`${prefixCls}-pending`]: !!pending,
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[`${prefixCls}-reverse`]: !!reverse,
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[`${prefixCls}-${mode}`]: !!mode,
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})
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const children = filterEmpty(this.$slots.default)
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// // Remove falsy items
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// const falsylessItems = filterEmpty(this.$slots.default)
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// const items = falsylessItems.map((item, idx) => {
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// return cloneElement(item, {
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// props: {
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// last: falsylessItems.length - 1 === idx,
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// },
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// })
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// })
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const pendingItem = !!pending ? (
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<TimelineItem
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pending={!!pending}
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>
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<template slot='dot'>
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{pendingDot || <Icon type='loading' />}
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</template>
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{pendingNode}
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</TimelineItem>
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) : null
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const timeLineItems = !!reverse
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? [pendingItem, ...children.reverse()]
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: [...children, pendingItem]
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// Remove falsy items
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const truthyItems = timeLineItems.filter(item => !!item)
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const itemsCount = truthyItems.length
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const lastCls = `${prefixCls}-item-last`
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const items = truthyItems.map((ele, idx) =>
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cloneElement(ele, {
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class: classNames([
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(!reverse && !!pending)
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? (idx === itemsCount - 2) ? lastCls : ''
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: (idx === itemsCount - 1) ? lastCls : '',
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(mode === 'alternate')
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? (idx % 2 === 0) ? `${prefixCls}-item-left` : `${prefixCls}-item-right`
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: (mode === 'right') ? `${prefixCls}-item-right` : '',
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]),
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}),
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)
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const timelineProps = {
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props: {
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...restProps,
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},
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class: classString,
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on: this.$listeners,
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}
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return (
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<ul {...timelineProps}>
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{items}
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</ul>
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)
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},
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}
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