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<template>
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<uvForm
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ref="uForm"
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:model="model"
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:rules="rules"
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:errorType="errorType"
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:borderBottom="borderBottom"
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:labelPosition="labelPosition"
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:labelWidth="labelWidth"
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:labelAlign="labelAlign"
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:labelStyle="labelStyle"
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:customStyle="customStyle"
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>
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<slot />
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</uvForm>
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</template>
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<script>
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/**
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* 此组件存在的理由是，在nvue下，u-form被uni-app官方占用了，u-form在nvue中相当于form组件
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* 所以在nvue下，取名为u--form，内部其实还是u-form.vue，只不过做一层中转
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*/
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import uvForm from '../u-form/u-form.vue';
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import props from '../u-form/props.js'
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export default {
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// #ifdef MP-WEIXIN
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name: 'u-form',
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// #endif
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// #ifndef MP-WEIXIN
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name: 'u--form',
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// #endif
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mixins: [uni.$u.mpMixin, props, uni.$u.mixin],
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components: {
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uvForm
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},
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created() {
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this.children = []
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},
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methods: {
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// 手动设置校验的规则，如果规则中有函数的话，微信小程序中会过滤掉，所以只能手动调用设置规则
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setRules(rules) {
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this.$refs.uForm.setRules(rules)
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},
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validate() {
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/**
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* 在微信小程序中，通过this.$parent拿到的父组件是u--form，而不是其内嵌的u-form
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* 导致在u-form组件中，拿不到对应的children数组，从而校验无效，所以这里每次调用u-form组件中的
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* 对应方法的时候，在小程序中都先将u--form的children赋值给u-form中的children
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*/
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// #ifdef MP-WEIXIN
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this.setMpData()
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// #endif
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return this.$refs.uForm.validate()
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},
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validateField(value, callback, event) {
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// #ifdef MP-WEIXIN
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this.setMpData()
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// #endif
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return this.$refs.uForm.validateField(value, callback, event)
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},
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resetFields() {
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// #ifdef MP-WEIXIN
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this.setMpData()
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// #endif
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return this.$refs.uForm.resetFields()
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},
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clearValidate(props) {
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// #ifdef MP-WEIXIN
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this.setMpData()
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// #endif
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return this.$refs.uForm.clearValidate(props)
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},
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setMpData() {
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this.$refs.uForm.children = this.children
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}
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},
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}
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</script>
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