<template>
  <Dialog :title="dialogTitle" v-model="dialogVisible" width="65vw" top="5vh">
    <el-form
      ref="formRef"
      :model="formData"
      :rules="formRules"
      v-loading="formLoading"
      class="policyForm"
    >
      <section class="flex flex-wrap gap-20px">
        <el-form-item label="标题名称" prop="name" class="w-[calc(100%/2-10px)]">
          <el-input v-model="formData.name" placeholder="请输入名称" />
        </el-form-item>
        <el-form-item label="生效日期" prop="effectiveDate" class="w-[calc(100%/2-10px)]">
          <el-date-picker
            v-model="formData.effectiveDate"
            type="date"
            placeholder="选择日期"
            value-format="YYYY-MM-DD"
            :default-value="new Date()"
            class="!w100%"
          />
        </el-form-item>
        <el-form-item label="内容详细" prop="context" class="w100%">
          <Editor v-model="formData.context" height="500px" class="!w100%" />
        </el-form-item>
      </section>
    </el-form>
    <template #footer>
      <el-popconfirm title="是否确定删除当前政策法规？" @confirm="deletePolicy" width="230">
        <template #reference>
          <el-button type="danger" v-if="formType == 'update'" link class="underline">
            我要删除
          </el-button>
        </template>
      </el-popconfirm>
      <el-button @click="dialogVisible = false">取 消</el-button>
      <el-button @click="submitForm" type="primary" :disabled="formLoading">确 定</el-button>
    </template>
  </Dialog>
</template>
<script setup lang="ts">
import { PolicyApi, PolicyVO } from '@/api/system/policy'

/** 政策法规 表单 */
defineOptions({ name: 'PolicyForm' })

const { t } = useI18n() // 国际化
const message = useMessage() // 消息弹窗

const dialogVisible = ref(false) // 弹窗的是否展示
const dialogTitle = ref('') // 弹窗的标题
const formLoading = ref(false) // 表单的加载中：1）修改时的数据加载；2）提交的按钮禁用
const formType = ref('') // 表单的类型：create - 新增；update - 修改
const formData = ref({
  id: undefined,
  name: undefined,
  context: undefined,
  effectiveDate: ''
})
const formRules = reactive({
  name: [{ required: true, message: '名称不能为空', trigger: 'blur' }],
  context: [{ required: true, message: '内容不能为空', trigger: 'blur' }],
  effectiveDate: [{ required: true, message: '生效日期不能为空', trigger: 'blur' }]
})
const formRef = ref() // 表单 Ref

/** 打开弹窗 */
const open = async (type: string, id?: number) => {
  dialogVisible.value = true
  dialogTitle.value = t('action.' + type)
  formType.value = type
  resetForm()
  // 修改时，设置数据
  if (id) {
    formLoading.value = true
    try {
      formData.value = await PolicyApi.getPolicy(id)
    } finally {
      formLoading.value = false
    }
  }
}
defineExpose({ open }) // 提供 open 方法，用于打开弹窗

/** 提交表单 */
const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调
const submitForm = async () => {
  // 校验表单
  await formRef.value.validate()
  // 提交请求
  formLoading.value = true
  try {
    const data = formData.value as unknown as PolicyVO
    if (formType.value === 'create') {
      await PolicyApi.createPolicy(data)
      message.success(t('common.createSuccess'))
    } else {
      await PolicyApi.updatePolicy(data)
      message.success(t('common.updateSuccess'))
    }
    dialogVisible.value = false
    // 发送操作成功的事件
    emit('success')
  } finally {
    formLoading.value = false
  }
}

/** 重置表单 */
const resetForm = () => {
  formData.value = {
    id: undefined,
    name: undefined,
    context: undefined,
    effectiveDate: ''
  }
  formRef.value?.resetFields()
}

const deletePolicy = () => {
  PolicyApi.deletePolicy(formData.value.id).then(() => {
    message.success(t('common.delSuccess'))
    dialogVisible.value = false
    emit('success')
  })
}
</script>

<style scoped lang="scss">
.policyForm {
  ::v-deep(.el-form-item--large) {
    margin-bottom: 0;
  }
}
</style>
