ant-design-vue/components/list/index.jsx
2018-06-16 21:30:41 +08:00

250 lines
6.9 KiB
JavaScript

import PropTypes from '../_util/vue-types'
import classNames from 'classnames'
import omit from 'omit.js'
import { SpinProps } from '../spin'
import LocaleReceiver from '../locale-provider/LocaleReceiver'
import defaultLocale from '../locale-provider/default'
import Spin from '../spin'
import Pagination from '../pagination'
import { Row } from '../grid'
import Item from './Item'
import { initDefaultProps, getComponentFromProp } from '../_util/props-util'
import { cloneElement } from '../_util/vnode'
export { ListItemProps, ListItemMetaProps } from './Item'
export const ColumnCount = ['', 1, 2, 3, 4, 6, 8, 12, 24]
export const ColumnType = ['gutter', 'column', 'xs', 'sm', 'md', 'lg', 'xl', 'xxl']
export const ListGridType = {
gutter: PropTypes.number,
column: PropTypes.oneOf(ColumnCount),
xs: PropTypes.oneOf(ColumnCount),
sm: PropTypes.oneOf(ColumnCount),
md: PropTypes.oneOf(ColumnCount),
lg: PropTypes.oneOf(ColumnCount),
xl: PropTypes.oneOf(ColumnCount),
xxl: PropTypes.oneOf(ColumnCount),
}
export const ListSize = ['small', 'default', 'large']
export const ListProps = () => ({
bordered: PropTypes.bool,
dataSource: PropTypes.any,
extra: PropTypes.any,
grid: PropTypes.shape(ListGridType).loose,
itemLayout: PropTypes.string,
loading: PropTypes.oneOfType([PropTypes.bool, SpinProps()]),
loadMore: PropTypes.any,
pagination: PropTypes.any,
prefixCls: PropTypes.string,
rowKey: PropTypes.any,
renderItem: PropTypes.any,
size: PropTypes.oneOf(ListSize),
split: PropTypes.bool,
header: PropTypes.any,
footer: PropTypes.any,
locale: PropTypes.object,
})
export default {
Item,
name: 'AList',
props: initDefaultProps(ListProps(), {
dataSource: [],
prefixCls: 'ant-list',
bordered: false,
split: true,
loading: false,
pagination: false,
}),
provide () {
return {
listContext: this,
}
},
data () {
this.keys = []
this.defaultPaginationProps = {
current: 1,
pageSize: 10,
onChange: (page, pageSize) => {
const { pagination } = this
this.paginationCurrent = page
if (pagination && pagination.onChange) {
pagination.onChange(page, pageSize)
}
},
total: 0,
}
return {
paginationCurrent: 1,
}
},
methods: {
renderItem2 (item, index) {
const { dataSource, $scopedSlots, rowKey } = this
let key
const renderItem = this.renderItem || $scopedSlots.renderItem
if (typeof rowKey === 'function') {
key = rowKey(dataSource[index])
} else if (typeof rowKey === 'string') {
key = dataSource[rowKey]
} else {
key = dataSource.key
}
if (!key) {
key = `list-item-${index}`
}
this.keys[index] = key
return renderItem(item, index)
},
isSomethingAfterLastTtem () {
const { pagination } = this
const loadMore = getComponentFromProp(this, 'loadMore')
const footer = getComponentFromProp(this, 'footer')
return !!(loadMore || pagination || footer)
},
renderEmpty (contextLocale) {
const locale = { ...contextLocale, ...this.locale }
return <div class={`${this.prefixCls}-empty-text`}>{locale.emptyText}</div>
},
},
render () {
const {
bordered,
split,
itemLayout,
pagination,
prefixCls,
grid,
dataSource,
size,
loading,
$listeners,
$slots,
paginationCurrent,
} = this
const loadMore = getComponentFromProp(this, 'loadMore')
const footer = getComponentFromProp(this, 'footer')
const header = getComponentFromProp(this, 'header')
const children = $slots.default || []
let loadingProp = loading
if (typeof loadingProp === 'boolean') {
loadingProp = {
spinning: loadingProp,
}
}
const isLoading = (loadingProp && loadingProp.spinning)
// large => lg
// small => sm
let sizeCls = ''
switch (size) {
case 'large':
sizeCls = 'lg'
break
case 'small':
sizeCls = 'sm'
break
default:
break
}
const classString = classNames(prefixCls, {
[`${prefixCls}-vertical`]: itemLayout === 'vertical',
[`${prefixCls}-${sizeCls}`]: sizeCls,
[`${prefixCls}-split`]: split,
[`${prefixCls}-bordered`]: bordered,
[`${prefixCls}-loading`]: isLoading,
[`${prefixCls}-grid`]: grid,
[`${prefixCls}-something-after-last-item`]: this.isSomethingAfterLastTtem(),
})
const paginationProps = {
...this.defaultPaginationProps,
total: dataSource.length,
current: paginationCurrent,
...pagination || {},
}
const largestPage = Math.ceil(
paginationProps.total / paginationProps.pageSize,
)
if (paginationProps.current > largestPage) {
paginationProps.current = largestPage
}
const { class: cls, style, onShowSizeChange = () => {}, ...restProps } = paginationProps
const paginationContent = pagination ? (
<div class={`${prefixCls}-pagination`}>
<Pagination
{...{
props: omit(restProps, ['onChange']),
class: cls, style,
on: { change: this.defaultPaginationProps.onChange, showSizeChange: onShowSizeChange },
}}
/>
</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,
)
}
}
let childrenContent
childrenContent = isLoading && (<div style={{ minHeight: 53 }} />)
if (splitDataSource.length > 0) {
const items = splitDataSource.map((item, index) => this.renderItem2(item, index))
const childrenList = items.map((child, index) => cloneElement(child, {
key: this.keys[index],
}),
)
childrenContent = grid ? (
<Row gutter={grid.gutter}>{childrenList}</Row>
) : childrenList
} else if (!children && !isLoading) {
childrenContent = (
<LocaleReceiver
componentName='Table'
defaultLocale={defaultLocale.Table}
scopedSlots={
{ default: this.renderEmpty }
}
/>
)
}
const paginationPosition = paginationProps.position || 'bottom'
return (
<div class={classString} {...{ on: $listeners }}>
{(paginationPosition === 'top' || paginationPosition === 'both') && paginationContent}
{header && <div class={`${prefixCls}-header`}>{header}</div>}
<Spin {...{ props: loadingProp }}>
{childrenContent}
{children}
</Spin>
{footer && <div class={`${prefixCls}-footer`}>{footer}</div>}
{loadMore || (paginationPosition === 'bottom' || paginationPosition === 'both') && paginationContent}
</div>
)
},
}