代码生成：增加主子表 inner 模式的示例

src/views/infra/demo/demo03/inner/components/Demo03CourseForm.vue

@@ -0,0 +1,100 @@
+<template>
+  <el-form
+    ref="formRef"
+    :model="formData"
+    :rules="formRules"
+    v-loading="formLoading"
+    label-width="0px"
+    :inline-message="true"
+  >
+    <el-table :data="formData" class="-mt-10px">
+      <el-table-column label="序号" type="index" width="100" />
+       <el-table-column label="名字" min-width="150">
+        <template #default="{ row, $index }">
+          <el-form-item :prop="`${$index}.name`" :rules="formRules.name" class="mb-0px!">
+            <el-input v-model="row.name" placeholder="请输入名字" />
+          </el-form-item>
+        </template>
+      </el-table-column>
+      <el-table-column label="分数" min-width="150">
+        <template #default="{ row, $index }">
+          <el-form-item :prop="`${$index}.score`" :rules="formRules.score" class="mb-0px!">
+            <el-input v-model="row.score" placeholder="请输入分数" />
+          </el-form-item>
+        </template>
+      </el-table-column>
+      <el-table-column align="center" fixed="right" label="操作" width="60">
+        <template #default="{ $index }">
+          <el-button @click="handleDelete($index)" link>—</el-button>
+        </template>
+      </el-table-column>
+    </el-table>
+  </el-form>
+  <el-row justify="center" class="mt-3">
+    <el-button @click="handleAdd" round>+ 添加学生课程</el-button>
+  </el-row>
+</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' }],
+  score: [{ required: true, message: '分数不能为空', 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 = []
+    // 2. val 非空，则加载数据
+    if (!val) {
+      return;
+    }
+    try {
+      formLoading.value = true
+      formData.value = await Demo03StudentApi.getDemo03CourseListByStudentId(val)
+    } finally {
+      formLoading.value = false
+    }
+  },
+  { immediate: true }
+)
+
+/** 新增按钮操作 */
+const handleAdd = () => {
+  const row = {
+    id: undefined,
+    studentId: undefined,
+    name: undefined,
+    score: undefined
+  }
+  row.studentId = props.studentId
+  formData.value.push(row)
+}
+
+/** 删除按钮操作 */
+const handleDelete = (index) => {
+  formData.value.splice(index, 1)
+}
+
+/** 表单校验 */
+const validate = () => {
+  return formRef.value.validate()
+}
+
+/** 表单值 */
+const getData = () => {
+  return formData.value
+}
+
+defineExpose({ validate, getData })
+</script>