hxgksystemapp/src/widget/associatedforms/index.vue

<!--
@ 作者: 李文轩
@ 时间: 2024-03-14 13:49:57
@ 备注: 
-->
<template>
    <el-form-item 
        v-bind="data.item"
		:prop="tProp || data.name"
		:class="config.className"
		:rules="itemRules as any"
		:label="getLabel(data.item as FormItem)"
    >
        <input  v-model="value" type="hidden" >
    </el-form-item>

    <AssociatedForms :data="props.data"></AssociatedForms>
</template>
<script lang='ts' setup>
import AssociatedForms   from './associatedForms.vue';
import { 
	constControlChange,
    constFormProps,
} from '@/api/DesignForm/utils'
import validate from '@/api/DesignForm/validate'
import { FormItem, FormList } from '@/api/DesignForm/types'
const props = withDefaults(
    defineProps<{
		data: FormList
		tablekey: any
		numrun?: number
		modelValue?: any // 子表和弹性布局时时有传
		tProp?: string // 子表时的form-item的prop值，用于子表校验用
    }>(),
    {}
)
const emits = defineEmits<{
    (e: 'update:modelValue', numVal: any): void
}>()

const formProps = inject(constFormProps, {}) as any
const type = computed(() => {
    return formProps.value.type
})
const config = computed(() => {
    return props.data.config || {}
})

const changeEvent = inject(constControlChange, '') as any

const value = computed({
    get() {
		if (props.tProp) {
			// 表格和弹性布局
			return props.modelValue
		} else {
			return formProps.value.model[props.data.name]
		}
    },
    set(newVal: any) {
		if (props.tProp) {
			emits('update:modelValue', newVal)
		}
		updateModel(newVal)
    }
})
const updateModel = (val: any) => {
	let controlAttribute = ""
	if(props.data.control){
		if(props.data.control.type){
			controlAttribute = props.data.control.type
		}
	}
    changeEvent &&
    changeEvent({
        key: props.data.name,
        value: val,
        data: props.data,
        tProp: props.tProp,
		type: props.data.type,
		attribute: controlAttribute
    })
}



const getLabel = (ele: FormItem) => {
    const showColon = formProps.value.showColon ? '：' : ''
    if (ele) {
    	return ele.showLabel ? '' : ele.label + showColon
    } else {
      	return ''
    }
}

// 返回当前item项的校验规则
const itemRules = computed(() => {
    let temp
    const itemR: any = props.data.item?.rules || []
    const customR = formatCustomRules()
    // 如果三个都没有设置，则返回undefined
    if (itemR?.length || customR?.length) {
      	temp = [...customR, ...itemR]
    }
    return temp
})
// 处理自定义校验规则，将customRules转换后追加到rules里
const formatCustomRules = () => {
    const rulesReg: any = {}
    validate &&
    validate.forEach(item => {
        rulesReg[item.type] = item.regExp
    })

    // 获取校验方法 父级使用provide方法注入
    const temp: any = []
    props.data.customRules?.forEach((item: any) => {
		if (!item.message && item.type !== 'methods') {
			return // 方法时允许提示信息为空
		}
		let obj = {}
		if (item.type === 'required') {
			obj = { required: true }
		} else if (item.type === 'rules') {
			// 自定义表达式
			obj = { pattern: item.rules }
		} else if (item.type === 'methods') {
			// 方法时
			const methods: any = item.methods
			if (methods) {
			obj = { validator: inject(methods, {}) }
			}
		} else if (item.type) {
			obj = { pattern: rulesReg[item.type as string] }
		}
		// 这里判断下防某些条件下重复push的可能或存重复校验类型
		let message: any = { message: item.message }
		if (!item.message) {
			// 当使用validator校验时，如果存在message字段则不能使用 callback(new Error('x'));的提示
			message = {}
		}
		temp.push(
			Object.assign(
				{
					trigger: item.trigger || 'blur'
				},
				obj,
				message
			)
		)
    })
    return temp
}








</script>
<style  lang='scss' scoped>
.imgbox{
    padding: 0 5px;
    max-width: 300px;
    max-height: 200px;
    width: 100%;
    height: 200px;
    .image-slot {
        display: flex;
        justify-content: center;
        align-items: center;
        width: 100%;
        height: 100%;
        background: var(--el-fill-color-light);
        color: var(--el-text-color-secondary);
        font-size: 30px;
    }
}
</style>