最近做项目用的组件库Ant Design Vue,这个组件看起来文档很详细，但也会遇到一些意想不到的问题，最后看文档没办法解决，只能去看源码，折腾了好久，终于把问题给解决了，遇到的问题主要是当添加input的时候验证不能友好的使用，当一个input添加，然后删除，提交表单的时候会提示填写删除的input，还有个问题就是当把填写好的内容，删除提交的时候，已删除的内容还是能提交到后台，用方法处理
form.getFieldValue('email').splice(index, 1)
form.getFieldValue('truename').splice(index, 1)
form.setFieldsValue({
keys: keys.filter(key => key !== index),
email: form.getFieldValue('email'),
truename: form.getFieldValue('truename')
})
这样设置的值的时候，数据还是没删除成功，还能提交到后台，后来才知道需要先注册
注册，这样setFieldsValue方法才能成功，但是添加了之后也没删除成功，
this.form.getFieldDecorator('keys', { initialValue: [0], preserve: true })
this.form.getFieldDecorator('email', { initialValue: [], preserve: false })
this.form.getFieldDecorator('truename', { initialValue: [], preserve: false })
经过看代码后来发现文档里面有个没提示到this.form.clearField('')，用这个方法总算解决了这个问题。
但是上面方法也有个不好的方法就是，keys在删除的时候不能按顺序排列，造成values数组里面也出现了空字段现象，需要重新处理数组，把字段设置成preserve: false。用对象数组循环数据，用循环的中的索引值组成keys，这样在删除，添加的时候，keys的索引跟values数组一直对应，values数组中不会出现空元素现象，在表单提交的时候加上需要验证的字段，这样问题就解决了，大致的代码如下
<template>
<div class="invite-new">
<div class="invite-second-crumb">
<second-crumb />
</div>
<div class="invite-box">
<h2>通过邮件邀请，无需审核</h2>
<p>发送邀请给指定的邮箱，对方只需进行个人账户设置即可直接加入团队</p>
<div class="invite-list">
<a-form
ref="inviteForm"
layout="inline"
:form="form"
class="demo-form-inline"
@submit.prevent="submitHandle('inviteForm')"
>
<div
v-for="(item,index) in formData"
:key="index"
class="invite-item"
>
<a-form-item
:required="false"
>
<div class="input_email">
<a-input
v-decorator="[
`email[${index}]`,
{
validateTrigger: [ 'blur'],
rules: [{
required: true,
whitespace: true,
message: '请输入邮箱'
},
{
validator: isEmailRe
},
{
validator:isErrorEmail
},
{
type:'email',
message: '邮箱格式不正确'
}
]
}
]"
placeholder="请输入邮箱"
/>
</div>
</a-form-item>
<a-form-item
v-if="item.isreg *1 === 1"
class="member-name"
>
<span class="has-register-btn">
已注册用户
</span>
</a-form-item>
<a-form-item
class="member-name"
>
<a-input
v-decorator="[
`truename[${index}]`,{
rules:[{ required: true, message: '请输入姓名'}]
}]"
placeholder="姓名"
/>
</a-form-item>
<a-form-item>
<a-button
v-if="form.getFieldValue('keys').length > 1&&(index!==0)"
class="del-invite-btn"
@click="delteFormItem(index)"
>
删除
</a-button>
</a-form-item>
</div>
<div class="invite-item">
<a-form-item>
<a-button
class="add-invite-btn"
@click="addItem"
>
新增
</a-button>
</a-form-item>
</div>
<div class="invite-item">
<a-form-item>
<a-button
type="primary"
html-type="submit"
:disabled="loading"
>
发送邀请
</a-button>
</a-form-item>
</div>
</a-form>
</div>
</div>
</div>
</template>
<script>
import SecondCrumb from '@/components/pc/organization/invite/SecondCrumb'
import { mapActions } from 'vuex'
export default {
components: {
SecondCrumb
},
data () {
return {
initTeamId: '',
isLoading: false,
submitting: false,
initItem: {},
formData: [
{
email: '',
truename: '',
isreg: 0
}
]
}
},
computed: {
loading () {
return this.submitting
},
args () {
return this.$route.query
},
keys () {
let arr = []
this.formData.forEach((val, index) => {
arr.push(index)
})
return arr
}
},
watch: {
},
created () {
this.form = this.$form.createForm(this)
this.form.getFieldDecorator('keys', { initialValue: [], preserve: true })
this.form.getFieldDecorator('email', { initialValue: [], preserve: false })
this.form.getFieldDecorator('truename', { initialValue: [], preserve: false })
},
mounted () {
},
methods: {
...mapActions('organization/invite', ['ajaxSave', 'ajaxEmail']),
addItem () {
this.formData.push(
{
email: '',
truename: '',
isreg: 0
}
)
const { form } = this
form.setFieldsValue({
keys: this.keys
})
},
// 删除邀请成员表单行
delteFormItem (index) {
const { form } = this
// can use data-binding to set
this.formData.splice(index, 1)
form.getFieldValue('email').splice(index, 1)
form.getFieldValue('truename').splice(index, 1)
form.setFieldsValue({
keys: this.keys,
email: form.getFieldValue('email'),
truename: form.getFieldValue('truename')
})
},
setFormData (data) {
const { formData } = this
for (let i = 0; i < data.length; i++) {
formData[i].truename = data[i]
}
},
submitHandle () {
this.form.validateFieldsAndScroll(['keys', 'email', 'truename'], async (err, values) => {
const { form, formData } = this
if (!err) {
this.setFormData(form.getFieldValue('truename'))
const chain = await this.ajaxSave()
chain.params({ cid: this.args.cid * 1, inviteinfo: formData })
.setForm(this.form)
.fetch()
}
})
},
isEmailRe (rule, value, callback) {
const length = this.form.getFieldValue('email').filter(item => item === value).length
if (length > 1) {
callback(new Error('邮箱重复！'))
} else {
callback()
}
},
async isErrorEmail (rule, value, callback) {
const index = this.form.getFieldValue('email').indexOf(value)
const item = this.formData[index]
let chain = await this.ajaxEmail()
await chain.params({ email: value, cid: this.args.cid })
.onNetSuccess((raw) => {
const res = raw.data
if (!res.error) {
if (res.payload.isreg === 1) {
// this.isHasReg = true
item.isreg = 1
item.truename = ''
} else {
item.isreg = 0
}
item.email = value
} else {
// item.msg = res.message
// item.isreg = 3
if (value && res.message) {
callback(new Error(res.message))
} else {
callback()
}
}
})
.fetch()
}
}
}
</script>
