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| import React,{Component} from 'react'
import {
Card,
Icon,
Form,
Input,
Cascader,
Button,
message,
} from 'antd'
import LinkButton from '../../../components/link-button'
import {reqCategorys,reqAddUpdatePro} from '../../../api'
import PicturesWall from './pictures-wall'
import RichText from './rich-text'
const {Item}=Form
const {TextArea}=Input
class AddUpdate extends Component{
constructor(props){
super(props)
this.pw=React.createRef()
this.editor=React.createRef()
this.state={
options:[],
}
}
initOptions=(categorys)=>{
const options = categorys.map((v,k)=>({
value: v._id,
label: v.name,
isLeaf: false,
}))
this.setState({
options
})
}
getCategorys= async (parentId)=>{
const result = await reqCategorys(parentId)
if(result.status===0){
const categorys = result.data
if (parentId==='0') {
this.initOptions(categorys)
} else {
return categorys
}
}else{
message.error('产品分类获取失败请刷新重试')
}
}
valiPrice=(rule, value, callback)=>{
if(value*1>0){
callback()
}else{
callback('价格必须大于0')
}
}
onChange = (value, selectedOptions) => {
console.log(value, selectedOptions);
}
loadData = async selectedOptions => {
const targetOption = selectedOptions[0];
targetOption.loading = true
const subCategorys = await this.getCategorys(targetOption.value)
targetOption.loading = false
if (subCategorys && subCategorys.length>0) {
const childOptions = subCategorys.map(c => ({
value: c._id,
label: c.name,
isLeaf: true
}))
targetOption.children = childOptions
} else {
targetOption.isLeaf = true
}
this.setState({
options: [...this.state.options],
})
}
submit=()=>{
this.props.form.validateFields(async(error,values)=>{
if(!error){
const {name,desc,price,categoryIds}=values
let pCategoryId,categoryId
if(categoryIds.length===1){
pCategoryId='0'
categoryId=categoryIds[0]
}else{
pCategoryId=categoryIds[0]
categoryId=categoryIds[1]
}
const imgs=this.pw.current.getImgs()
const detail=this.editor.current.getDetail()
const product={name,desc,price,imgs,detail,pCategoryId,categoryId}
console.log(product)
const result=await reqAddUpdatePro(product)
if(result.status===0){
message.success('添加产品成功')
}else{
message.error('添加产品失败')
}
}else{
console.log('验证失败，请检查产品数据')
}
})
}
componentDidMount(){
this.getCategorys('0')
}
render(){
const title=(
<span>
<LinkButton>
<Icon type='arrow-left' style={{fontSize:20}} />
</LinkButton>
<span>添加商品</span>
</span>
)
//card右
//form内的Item的布局样式
const formItemLayout = {
labelCol: {span: 2}, //左侧label标签的宽度占2个格栅
wrapperCol: {span: 8 }, //右侧（输入框外面有一层包裹）占8个格栅
};
//获取from的getFieldDecorator
const {getFieldDecorator}=this.props.form
return(
<Card title={title} extra=''>
{/* 使用组件的扩展属性语法 */}
<Form {...formItemLayout}>
{/* label指定商品前面标签名,placeholder指定输入框提示内容 */}
<Item label='商品名称'>
{//商品名规则
getFieldDecorator('name',{
initialValue:'',
rules:[
{required:true,message:'商品名称必须填写'}
]
})(<Input placeholder='输入商品名' />)
}
</Item>
<Item label='商品描述'>
{//autoSize指定文本域最小高度和最大高度
getFieldDecorator('desc',{
initialValue:'',
rules:[
{required:true,message:'商品描述必须输入'}
]
})(<TextArea placeholder='输入商品描述' autoSize={{ minRows: 2, maxRows: 6 }} />)
}
</Item>
<Item label='商品价格'>
{//validator自定义验证规则要求价格大于0
getFieldDecorator('price',{
initialValue:'',
rules:[
{required:true,message:'价格必须输入'},
{validator:(rule,value,callback)=>{
if(value*1>0){ //字符串*1：将字符串转化为数字类型
callback() //此处必须进行回调函数调用，否则将无法通过验证
}else{
callback('价格必须大于0')
}
}},
]
})(<Input type='number' placeholder='输入商品价格' addonAfter="元" />)
}
</Item>
<Item label="商品分类">
{
getFieldDecorator('categoryIds', {
initialValue: [],
rules: [
{required: true, message: '必须指定商品分类'},
]
})(<Cascader
placeholder='请指定商品分类'
options={this.state.options} /*需要显示的列表数据数组*/
loadData={this.loadData} /*当选择某个列表项, 加载下一级列表的监听回调*/
/>
)
}
</Item>
<Item label='商品图片'>
<PicturesWall ref={this.pw} />
</Item>
<Item label='商品详情' labelCol={{span: 2}} wrapperCol={{span: 20}}>
{/**指定把richtext对象装进editor里 */}
<RichText ref={this.editor} />
</Item>
<Item >
<Button type='primary' onClick={this.submit}>提交</Button>
</Item>
</Form>
</Card>
)
}
}
export default Form.create()(AddUpdate) //包装当前类使得到form的的强大函数
|
