100 lines
2.8 KiB
Vue
100 lines
2.8 KiB
Vue
<template>
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<el-form
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ref="formRef"
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:model="formData"
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:rules="formRules"
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v-loading="formLoading"
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label-width="0px"
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:inline-message="true"
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>
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<el-table :data="formData" class="-mt-10px">
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<el-table-column label="序号" type="index" width="100" />
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<el-table-column label="名字" min-width="150">
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<template #default="{ row, $index }">
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<el-form-item :prop="`${$index}.name`" :rules="formRules.name" class="mb-0px!">
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<el-input v-model="row.name" placeholder="请输入名字" />
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</el-form-item>
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</template>
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</el-table-column>
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<el-table-column label="分数" min-width="150">
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<template #default="{ row, $index }">
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<el-form-item :prop="`${$index}.score`" :rules="formRules.score" class="mb-0px!">
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<el-input v-model="row.score" placeholder="请输入分数" />
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</el-form-item>
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</template>
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</el-table-column>
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<el-table-column align="center" fixed="right" label="操作" width="60">
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<template #default="{ $index }">
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<el-button @click="handleDelete($index)" link>—</el-button>
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</template>
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</el-table-column>
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</el-table>
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</el-form>
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<el-row justify="center" class="mt-3">
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<el-button @click="handleAdd" round>+ 添加学生课程</el-button>
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</el-row>
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</template>
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<script setup lang="ts">
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import * as Demo03StudentApi from '@/api/infra/demo/demo03/inner'
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const props = defineProps<{
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studentId: undefined // 学生编号（主表的关联字段）
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}>()
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const formLoading = ref(false) // 表单的加载中
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const formData = ref([])
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const formRules = reactive({
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studentId: [{ required: true, message: '学生编号不能为空', trigger: 'blur' }],
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name: [{ required: true, message: '名字不能为空', trigger: 'blur' }],
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score: [{ required: true, message: '分数不能为空', trigger: 'blur' }]
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})
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const formRef = ref() // 表单 Ref
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/** 监听主表的关联字段的变化，加载对应的子表数据 */
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watch(
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() => props.studentId,
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async (val) => {
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// 1. 重置表单
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formData.value = []
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// 2. val 非空，则加载数据
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if (!val) {
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return;
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}
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try {
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formLoading.value = true
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formData.value = await Demo03StudentApi.getDemo03CourseListByStudentId(val)
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} finally {
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formLoading.value = false
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}
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},
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{ immediate: true }
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)
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/** 新增按钮操作 */
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const handleAdd = () => {
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const row = {
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id: undefined,
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studentId: undefined,
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name: undefined,
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score: undefined
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}
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row.studentId = props.studentId
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formData.value.push(row)
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}
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/** 删除按钮操作 */
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const handleDelete = (index) => {
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formData.value.splice(index, 1)
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}
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/** 表单校验 */
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const validate = () => {
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return formRef.value.validate()
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}
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/** 表单值 */
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const getData = () => {
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return formData.value
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}
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defineExpose({ validate, getData })
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</script> |