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<script>
import draggable from 'vuedraggable'
import render from '@/components/render/render'
const components = {
itemBtns(h, currentItem, index, list) {
const { copyItem, deleteItem } = this.$listeners
return [
<span class="drawing-item-copy" title="复制" onClick={event => {
copyItem(currentItem, list); event.stopPropagation()
}}>
<i class="el-icon-copy-document" />
</span>,
<span class="drawing-item-delete" title="删除" onClick={event => {
deleteItem(index, list); event.stopPropagation()
}}>
<i class="el-icon-delete" />
</span>
]
}
}
const layouts = {
colFormItem(h, currentItem, index, list) {
const { activeItem } = this.$listeners
const config = currentItem.__config__
const child = renderChildren.apply(this, arguments)
let className = this.activeId === config.formId ? 'drawing-item active-from-item' : 'drawing-item'
if (this.formConf.unFocusedComponentBorder) className += ' unfocus-bordered'
let labelWidth = config.labelWidth ? `${config.labelWidth}px` : null
if (config.showLabel === false) labelWidth = '0'
return (
<el-col span={config.span} class={className}
nativeOnClick={event => { activeItem(currentItem); event.stopPropagation() }}>
<el-form-item label-width={labelWidth}
label={config.showLabel ? config.label : ''} required={config.required}>
<render key={config.renderKey} conf={currentItem} onInput={ event => {
this.$set(config, 'defaultValue', event)
}}>
{child}
</render>
</el-form-item>
{components.itemBtns.apply(this, arguments)}
</el-col>
)
},
rowFormItem(h, currentItem, index, list) {
const { activeItem } = this.$listeners
const config = currentItem.__config__
const className = this.activeId === config.formId
? 'drawing-row-item active-from-item'
: 'drawing-row-item'
let child = renderChildren.apply(this, arguments)
if (currentItem.type === 'flex') {
child = <el-row type={currentItem.type} justify={currentItem.justify} align={currentItem.align}>
{child}
</el-row>
}
return (
<el-col span={config.span}>
<el-row gutter={config.gutter} class={className}
nativeOnClick={event => { activeItem(currentItem); event.stopPropagation() }}>
<span class="component-name">{config.componentName}</span>
<draggable list={config.children || []} animation={340}
group="componentsGroup" class="drag-wrapper">
{child}
</draggable>
{components.itemBtns.apply(this, arguments)}
</el-row>
</el-col>
)
},
raw(h, currentItem, index, list) {
const config = currentItem.__config__
const child = renderChildren.apply(this, arguments)
return <render key={config.renderKey} conf={currentItem} onInput={ event => {
this.$set(config, 'defaultValue', event)
}}>
{child}
</render>
}
}
function renderChildren(h, currentItem, index, list) {
const config = currentItem.__config__
if (!Array.isArray(config.children)) return null
return config.children.map((el, i) => {
const layout = layouts[el.__config__.layout]
if (layout) {
return layout.call(this, h, el, i, config.children)
}
return layoutIsNotFound.call(this)
})
}
function layoutIsNotFound() {
throw new Error(`没有与${this.currentItem.__config__.layout}匹配的layout`)
}
export default {
components: {
render,
draggable
},
props: [
'currentItem',
'index',
'drawingList',
'activeId',
'formConf'
],
render(h) {
const layout = layouts[this.currentItem.__config__.layout]
if (layout) {
return layout.call(this, h, this.currentItem, this.index, this.drawingList)
}
return layoutIsNotFound.call(this)
}
}
</script>