<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="简介" prop="description">
      <el-input v-model="formData.description" type="textarea" placeholder="请输入简介" />
    </el-form-item>
    <el-form-item label="出生日期" prop="birthday">
      <el-date-picker
        v-model="formData.birthday"
        type="date"
        value-format="x"
        placeholder="选择出生日期"
      />
    </el-form-item>
    <el-form-item label="性别" prop="sex">
      <el-select v-model="formData.sex" placeholder="请选择性别">
        <el-option
          v-for="dict in getIntDictOptions(DICT_TYPE.SYSTEM_USER_SEX)"
          :key="dict.value"
          :label="dict.label"
          :value="dict.value"
        />
      </el-select>
    </el-form-item>
    <el-form-item label="是否有效" prop="enabled">
      <el-radio-group v-model="formData.enabled">
        <el-radio
          v-for="dict in getBoolDictOptions(DICT_TYPE.INFRA_BOOLEAN_STRING)"
          :key="dict.value"
          :label="dict.value"
          >
          {{ dict.label }}
        </el-radio>
      </el-radio-group>
    </el-form-item>
    <el-form-item label="头像" prop="avatar">
      <UploadImg v-model="formData.avatar" />
    </el-form-item>
    <el-form-item label="附件" prop="video">
      <UploadFile v-model="formData.video" />
    </el-form-item>
    <el-form-item label="备注" prop="memo">
      <Editor v-model="formData.memo" height="150px" />
    </el-form-item>
  </el-form>
</template>
<script setup lang="ts">
import { getIntDictOptions, getBoolDictOptions, DICT_TYPE } from '@/utils/dict'
import * as StudentApi from '@/api/infra/demo'

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' }],
  description: [{ required: true, message: '简介不能为空', trigger: 'blur' }],
  birthday: [{ required: true, message: '出生日期不能为空', trigger: 'blur' }],
  sex: [{ required: true, message: '性别不能为空', trigger: 'change' }],
  enabled: [{ required: true, message: '是否有效不能为空', trigger: 'blur' }],
  avatar: [{ required: true, message: '头像不能为空', trigger: 'blur' }],
  memo: [{ required: true, message: '备注不能为空', 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,
      description: undefined,
      birthday: undefined,
      sex: undefined,
      enabled: undefined,
      avatar: undefined,
      video: undefined,
      memo: undefined,
    }
    // 2. val 非空，则加载数据
    if (!val) {
      return;
    }
    try {
      formLoading.value = true
      const data = await StudentApi.getStudentTeacherByStudentId(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>