72 lines
1.8 KiB
Vue
72 lines
1.8 KiB
Vue
<template>
|
||
<el-form
|
||
ref="formRef"
|
||
:model="formData"
|
||
:rules="formRules"
|
||
label-width="100px"
|
||
v-loading="formLoading"
|
||
>
|
||
<el-form-item label="名字" prop="name">
|
||
<el-input v-model="formData.name" placeholder="请输入名字" />
|
||
</el-form-item>
|
||
<el-form-item label="班主任" prop="teacher">
|
||
<el-input v-model="formData.teacher" placeholder="请输入班主任" />
|
||
</el-form-item>
|
||
</el-form>
|
||
</template>
|
||
<script setup lang="ts">
|
||
import * as Demo03StudentApi from '@/api/infra/demo/demo03/inner'
|
||
|
||
const props = defineProps<{
|
||
studentId: undefined // 学生编号（主表的关联字段）
|
||
}>()
|
||
const formLoading = ref(false) // 表单的加载中
|
||
const formData = ref([])
|
||
const formRules = reactive({
|
||
studentId: [{ required: true, message: '学生编号不能为空', trigger: 'blur' }],
|
||
name: [{ required: true, message: '名字不能为空', trigger: 'blur' }],
|
||
teacher: [{ required: true, message: '班主任不能为空', trigger: 'blur' }]
|
||
})
|
||
const formRef = ref() // 表单 Ref
|
||
|
||
/** 监听主表的关联字段的变化，加载对应的子表数据 */
|
||
watch(
|
||
() => props.studentId,
|
||
async (val) => {
|
||
// 1. 重置表单
|
||
formData.value = {
|
||
id: undefined,
|
||
studentId: undefined,
|
||
name: undefined,
|
||
teacher: undefined,
|
||
}
|
||
// 2. val 非空，则加载数据
|
||
if (!val) {
|
||
return;
|
||
}
|
||
try {
|
||
formLoading.value = true
|
||
const data = await Demo03StudentApi.getDemo03GradeByStudentId(val)
|
||
if (!data) {
|
||
return
|
||
}
|
||
formData.value = data
|
||
} finally {
|
||
formLoading.value = false
|
||
}
|
||
},
|
||
{ immediate: true }
|
||
)
|
||
|
||
/** 表单校验 */
|
||
const validate = () => {
|
||
return formRef.value.validate()
|
||
}
|
||
|
||
/** 表单值 */
|
||
const getData = () => {
|
||
return formData.value
|
||
}
|
||
|
||
defineExpose({ validate, getData })
|
||
</script> |