vue基于elementUI的form表单进行二次封装

<template>
    <div>
        <el-form class="form" ref="refForm" :model="searchData" :rules="rules"  :size="size"  :label-width="labelWidth" :hide-required-asterisk="isShowRequired" :width="width">
            <el-form-item v-for='item in searchForm' :label="item.label" :key='item.prop' :prop="item.prop" class="formItem">
                <!-- 输入框 -->
                <el-input v-if="item.type==='Input'"  v-model="searchData[item.prop]"  size="mini"  :style="{width:item.width}" :placeholder="item.placeholder"></el-input>
                <!-- 下拉框 -->
                <el-select v-if="item.type==='Select'" v-model="searchData[item.prop]" size="mini" @change="item.change(searchData[item.prop])"  :style="{width:item.width}">
                    <el-option v-for="op in item.options" :label="op.label" :value="op.value" :key="op.value"></el-option>
                </el-select>
                <!-- 单选 -->
                <el-radio-group v-if="item.type==='Radio'" v-model="searchData[item.prop]">
                    <el-radio v-for="ra in item.radios" :label="ra.value" :key="ra.value">{
   {
   ra.label}}</el-radio>
                </el-radio-group>
                <!-- 单选按钮 -->
                <el-radio-group v-if="item.type==='RadioButton'" v-model="searchData[item.prop]" @change="item.change && item.change(searchData[item.prop])">
                    <el-radio-button v-for="ra in item.radios" :label="ra.value" :key="ra.value">{
   {
   ra.label}}</el-radio-button>
                </el-radio-group>
                <!-- 复选框 -->
                <el-checkbox-group v-if="item.type==='Checkbox'" v-model="searchData[item.prop]" >
                    <el-checkbox v-for="ch in item.checkboxs" :label="ch.value" :key="ch.value">{
   {
   ch.label}}</el-checkbox>
                </el-checkbox-group>
                <!-- 日期 -->
                <el-date-picker v-if="item.type==='Date'" v-model="searchData[item.prop]"></el-date-picker>
                <!-- 时间 -->
                <el-time-select v-if="item.type==='Time'" v-model="searchData[item.prop]"></el-time-select>
                <!-- 日期时间 -->
                <el-date-picker v-if="