<template>
  <div class="user-voucher-container">
    <!-- 搜索和操作栏 -->
    <el-card class="filter-container" shadow="never">
      <el-form :inline="true" :model="queryParams" class="search-form" v-if="!codeId">
        <el-form-item label="代金券" v-if="!codeId">
          <el-select 
            v-model="queryParams.code_id" 
            placeholder="请选择代金券"
            filterable
            clearable
            style="width: 280px"
            @change="handleVoucherSelect"
          >
            <el-option
              v-for="item in voucherListOptions"
              :key="item.id"
              :label="`${item.name} (¥${(item.amount / 100).toFixed(2)})`"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleQuery" :disabled="!queryParams.code_id">
            <el-icon><Search /></el-icon>查询
          </el-button>
          <el-button @click="resetQuery">重置</el-button>
        </el-form-item>
      </el-form>
      <div class="action-bar">
        <el-button type="primary" @click="handleAdd">
          <el-icon><Plus /></el-icon>为用户添加代金券
        </el-button>
        <el-button type="success" @click="fetchUserVoucherList">
          <el-icon><Refresh /></el-icon>刷新
        </el-button>
        <el-button type="danger" :disabled="!selectedRows.length" @click="handleBatchDelete">
          <el-icon><Delete /></el-icon>批量删除
        </el-button>
      </div>
    </el-card>

    <!-- 用户代金券列表 -->
    <el-card class="table-container" shadow="never">
      <el-table
        v-loading="loading"
        :data="userVoucherList"
        @selection-change="handleSelectionChange"
        style="width: 100%"
      >
        <el-table-column type="selection" width="55" />
        <el-table-column label="ID" width="80">
          <template #default="{ row }">
            {{ row.Id || row.id }}
          </template>
        </el-table-column>
        <el-table-column label="用户ID" min-width="120">
          <template #default="{ row }">
            {{ row.UserId || row.userId }}
          </template>
        </el-table-column>
        <el-table-column label="代金券ID" width="100" v-if="!codeId">
          <template #default="{ row }">
            {{ row.discountId }}
          </template>
        </el-table-column>
        <el-table-column label="代金券名称" min-width="150" v-if="!codeId">
          <template #default="{ row }">
            {{ row.discount?.name || '-' }}
          </template>
        </el-table-column>
        <el-table-column label="面额" min-width="120">
          <template #default="{ row }">
            <span class="amount">¥{{ row.discount?.amount ? (row.discount.amount / 100).toFixed(2) : '0.00' }}</span>
          </template>
        </el-table-column>
        <el-table-column label="已使用/最大次数" min-width="150">
          <template #default="{ row }">
            <el-tag type="info">{{ row.useTimes || 0 }} / {{ row.maxUseTimes || row.discount?.maxTimes || 0 }}</el-tag>
          </template>
        </el-table-column>
        <el-table-column label="过期时间" min-width="180">
          <template #default="{ row }">
            {{ formatDate(row.expireAt) }}
          </template>
        </el-table-column>
        <el-table-column label="创建时间" min-width="180">
          <template #default="{ row }">
            {{ formatDate(row.CreatedAt) }}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="200" fixed="right">
          <template #default="{ row }">
            <el-button type="primary" link @click="handleEdit(row)">编辑</el-button>
            <el-button type="danger" link @click="handleDelete(row)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      
      <!-- 分页 -->
      <el-pagination
        v-model:current-page="queryParams.page"
        v-model:page-size="queryParams.count"
        :page-sizes="[10, 20, 50, 100]"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        background
        class="pagination"
      />
    </el-card>

    <!-- 添加用户代金券对话框 -->
    <el-dialog
      v-model="addDialogVisible"
      title="为用户分发优惠券/优惠码"
      width="600px"
    >
      <el-form
        ref="addFormRef"
        :model="addForm"
        :rules="addRules"
        label-width="140px"
      >
        <el-form-item label="优惠类型" prop="discount_type">
          <el-radio-group v-model="addForm.discount_type" @change="handleDiscountTypeChange">
            <el-radio value="coupon">代金券</el-radio>
            <!-- <el-radio value="code">优惠码</el-radio> -->
          </el-radio-group>
        </el-form-item>
        
        <el-form-item label="代金券" prop="voucher_id">
          <el-select 
            v-model="addForm.voucher_id" 
            placeholder="请选择代金券"
            :disabled="addForm.discount_type === 'code' || !!codeId"
            filterable
            clearable
            style="width: 100%"
            @change="handleVoucherChange"
          >
            <el-option
              v-for="item in voucherOptions"
              :key="item.id"
              :label="`${item.name} (¥${(item.amount / 100).toFixed(2)})`"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        
        <!-- <el-form-item label="优惠码" prop="code_id">
          <el-select 
            v-model="addForm.code_id" 
            placeholder="请选择优惠码"
            :disabled="addForm.discount_type === 'coupon'"
            filterable
            clearable
            style="width: 100%"
            @change="handleCodeChange"
          >
            <el-option
              v-for="item in codeOptions"
              :key="item.id"
              :label="`${item.name} (${item.code})`"
              :value="item.id"
            />
          </el-select>
        </el-form-item> -->
        
        <el-divider />
        
        <el-form-item label="分发对象" prop="target_type">
          <el-radio-group v-model="addForm.target_type" @change="handleTargetTypeChange">
            <el-radio value="user">指定用户</el-radio>
            <el-radio value="group">用户组</el-radio>
          </el-radio-group>
        </el-form-item>
        
        <el-form-item label="用户" prop="user_id" v-if="addForm.target_type === 'user'">
          <div class="user-selector-wrapper">
            <el-input 
              :model-value="getSelectedUserName()" 
              placeholder="请选择用户" 
              readonly 
              @click="openUserSelector"
            >
              <template #append>
                <el-button @click="openUserSelector">
                  <el-icon><Search /></el-icon>
                </el-button>
              </template>
            </el-input>
            <el-button 
              v-if="addForm.user_id" 
              type="danger" 
              link 
              @click="clearSelectedUser"
              class="clear-btn"
            >
              清除
            </el-button>
          </div>
        </el-form-item>
        
        <el-form-item label="用户组" prop="group_id" v-if="addForm.target_type === 'group'">
          <el-select 
            v-model="addForm.group_id" 
            placeholder="请选择用户组"
            filterable
            clearable
            style="width: 100%"
            @change="handleGroupChange"
          >
            <el-option
              v-for="item in groupOptions"
              :key="item.Id"
              :label="item.Name"
              :value="item.Id"
            />
          </el-select>
        </el-form-item>
      </el-form>
      <template #footer>
        <el-button @click="addDialogVisible = false">取消</el-button>
        <el-button type="primary" @click="submitAdd" :loading="submitLoading">确定</el-button>
      </template>
    </el-dialog>

    <!-- 编辑用户代金券对话框 -->
    <el-dialog
      v-model="editDialogVisible"
      title="编辑用户代金券"
      width="600px"
    >
      <el-form
        ref="editFormRef"
        :model="editForm"
        :rules="editRules"
        label-width="140px"
      >
        <el-form-item label="用户ID" prop="user_id">
          <el-input-number v-model="editForm.user_id" :min="1" disabled style="width: 100%" />
        </el-form-item>
        <el-form-item label="代金券ID" prop="discount_id">
          <el-input-number v-model="editForm.discount_id" :min="1" placeholder="请输入代金券ID" style="width: 100%" />
        </el-form-item>
        <el-form-item label="已使用次数" prop="use_times">
          <el-input-number v-model="editForm.use_times" :min="0" placeholder="请输入已使用次数" style="width: 100%" />
        </el-form-item>
        <el-form-item label="最大使用次数" prop="max_use_times">
          <el-input-number v-model="editForm.max_use_times" :min="0" placeholder="0表示无限制" style="width: 100%" />
        </el-form-item>
        <el-form-item label="过期时间" prop="expire_at">
          <el-date-picker
            v-model="editForm.expire_at"
            type="datetime"
            placeholder="选择过期时间"
            value-format="YYYY-MM-DD HH:mm:ss"
            :teleported="true"
            placement="top-start"
            :editable="true"
            :clearable="true"
            style="width: 100%"
            @keyup.enter="handleDatePickerEnter"
          />
        </el-form-item>
      </el-form>
      <template #footer>
        <el-button @click="editDialogVisible = false">取消</el-button>
        <el-button type="primary" @click="submitEdit">确定</el-button>
      </template>
    </el-dialog>
    <!-- 用户选择弹窗 -->
    <UserSelector
      v-model:visible="userSelectorVisible"
      @select="confirmUserSelection"
    />
  </div>

</template>

<script setup>
import { ref, reactive, onMounted, watch } from 'vue'
import { ElMessage, ElMessageBox } from 'element-plus'
import { Delete, Search, Plus, Refresh, User } from '@element-plus/icons-vue'
import { 
  getUserVoucherList, 
  addUserVoucher,
  updateUserVoucher,
  deleteUserVoucher,
  getDiscountCodeList,
  getVoucherHolderList,
  allocateVoucher
} from '@/api/admin/discount'
import { getUserList, getUserGroupList } from '@/api/admin/user'
import UserSelector from '@/components/UserSelector/index.vue'

const props = defineProps({
  codeId: {
    type: [String, Number],
    default: ''
  }
})

// 查询参数
const queryParams = reactive({
  code_id: props.codeId || undefined,
  page: 1,
  count: 10
})

watch(() => props.codeId, (newVal) => {
  if (newVal) {
    queryParams.code_id = newVal
    fetchUserVoucherList()
  }
})

// 添加表单
const addForm = reactive({
  discount_type: 'coupon',  // 优惠类型：coupon-代金券, code-优惠码
  voucher_id: undefined,    // 代金券ID
  code_id: undefined,       // 优惠码ID
  target_type: 'user',      // 分发对象：user-指定用户, group-用户组
  user_id: undefined,       // 用户ID
  group_id: undefined       // 用户组ID
})

const addRules = {
  discount_type: [
    { required: true, message: '请选择优惠类型', trigger: 'change' }
  ],
  target_type: [
    { required: true, message: '请选择分发对象', trigger: 'change' }
  ]
}

// 下拉选项数据
const voucherListOptions = ref([])    // 用于搜索的代金券列表
const voucherOptions = ref([])   // 代金券选项
const codeOptions = ref([])      // 优惠码选项
const userOptions = ref([])      // 用户选项
const groupOptions = ref([])     // 用户组选项
const userSearchLoading = ref(false)  // 用户搜索加载状态
const submitLoading = ref(false)      // 提交加载状态
const dataList = ref([])          // 优惠列表
const userSelectorVisible = ref(false)

// 编辑表单
const editForm = reactive({
  id: undefined,
  user_id: undefined,
  discount_id: undefined,
  use_times: 0,
  max_use_times: 0,
  expire_at: ''
})

const editRules = {
  discount_id: [
    { required: false, message: '请输入代金券ID', trigger: 'blur' }
  ],
  use_times: [
    { required: true, message: '请输入已使用次数', trigger: 'blur' }
  ],
  max_use_times: [
    { required: true, message: '请输入最大使用次数', trigger: 'blur' }
  ],
  expire_at: [
    { required: true, message: '请选择过期时间', trigger: 'change' }
  ]
}

// 状态数据
const loading = ref(false)
const userVoucherList = ref([])
const total = ref(0)
const selectedRows = ref([])
const addDialogVisible = ref(false)
const editDialogVisible = ref(false)
const addFormRef = ref(null)
const editFormRef = ref(null)

// 格式化日期
const formatDate = (dateStr) => {
  if (!dateStr) return '-'
  try {
    const date = new Date(dateStr)
    // 检查日期是否有效且不是默认的1970年
    if (isNaN(date.getTime()) || date.getFullYear() <= 1970) {
      return '-'
    }
    const year = date.getFullYear()
    const month = String(date.getMonth() + 1).padStart(2, '0')
    const day = String(date.getDate()).padStart(2, '0')
    const hours = String(date.getHours()).padStart(2, '0')
    const minutes = String(date.getMinutes()).padStart(2, '0')
    return `${year}-${month}-${day} ${hours}:${minutes}`
  } catch (error) {
    console.error('日期格式化失败:', error)
    return '-'
  }
}

// 处理日期选择器回车事件
const handleDatePickerEnter = (event) => {
  const datePicker = event.target.closest('.el-date-editor')
  if (datePicker) {
    event.target.blur()
  }
}

// 获取代金券持有者列表
const fetchUserVoucherList = async () => {
  if (!queryParams.code_id) {
    ElMessage.warning('请先选择代金券')
    return
  }
  
  loading.value = true
  try {
    const params = {
      code_id: queryParams.code_id,
      page: queryParams.page,
      count: queryParams.count
    }
    const res = await getVoucherHolderList(params)
    console.log('代金券持有者列表数据:', res.data)
    if (res.data.code === 200) {
      userVoucherList.value = res.data.data?.data || []
      total.value = res.data.data?.all_count || 0
    }
  } catch (error) {
    console.error('获取代金券持有者列表失败:', error)
    ElMessage.error('获取代金券持有者列表失败')
  } finally {
    loading.value = false
  }
}

// 查询
const handleQuery = () => {
  queryParams.page = 1
  fetchUserVoucherList()
}

// 重置查询
const resetQuery = () => {
  queryParams.code_id = undefined
  queryParams.page = 1
  userVoucherList.value = []
  total.value = 0
}

// 处理代金券选择
const handleVoucherSelect = (value) => {
  if (value) {
    queryParams.page = 1
    fetchUserVoucherList()
  } else {
    userVoucherList.value = []
    total.value = 0
  }
}

// 选择项变化
const handleSelectionChange = (selection) => {
  selectedRows.value = selection
}

// 分页
const handleSizeChange = (size) => {
  queryParams.count = size
  fetchUserVoucherList()
}

const handleCurrentChange = (page) => {
  queryParams.page = page
  fetchUserVoucherList()
}
// 获取代金券列表（用于搜索下拉框）
const fetchVoucherListOptions = async () => {
  try {
    const res = await getDiscountCodeList({
      page: 1,
      count: 10,
      discount_type: 'coupon'
    })
    console.log('获取代金券列表:', res.data)
    if (res.data.code === 200) {
      voucherListOptions.value = res.data.data?.data || []
    }
  } catch (error) {
    console.error('获取代金券列表失败:', error)
    ElMessage.error('获取代金券列表失败')
  }
}

//获取优惠列表
const fetchDiscountList = async () => {
  try {
    const res = await getDiscountCodeList({
      page: 1,
      count: 10,
      discount_type: 'coupon'
    })
    console.log('获取代金券列表:', res.data)
   
    if (res.data.code === 200) {
      voucherOptions.value = res.data.data?.data || []
       dataList.value.push(...res.data.data?.data || [])
    }
    const res2 = await getDiscountCodeList({
      page: 1,
      count: 10,
      discount_type: 'code'
    })
    console.log('获取优惠码列表:', res2.data)
    if (res2.data.code === 200) {
      codeOptions.value = res2.data.data?.data || []
      dataList.value.push(...res2.data.data?.data || [])
    }
    console.log('获取优惠列表最终:', dataList.value)
  } catch (error) {
    console.error('获取代金券列表失败:', error)
  }
}

// 获取代金券列表
const fetchVoucherOptions = async () => {
  try {
    const res = await getDiscountCodeList({
      discount_type: 'coupon',
      page: 1,
      count: 10
    })
    if (res.data.code === 200) {
      voucherOptions.value = res.data.data?.data || []
    }
  } catch (error) {
    console.error('获取代金券列表失败:', error)
  }
}

// 获取优惠码列表
const fetchCodeOptions = async () => {
  try {
    const res = await getDiscountCodeList({
      discount_type: 'code',
      page: 1,
      count: 10
    })
    if (res.data.code === 200) {
      codeOptions.value = res.data.data?.data || []
    }
  } catch (error) {
    console.error('获取优惠码列表失败:', error)
  }
}



//获取用户列表
const fetchUserList = async () => {
  try {
    const res = await getUserList({
      page: 1,
      count: 10,
      key: ''
    })
    console.log('获取用户列表:', res.data)
    if (res.data.code === 200) {
      userOptions.value = res.data.data?.data || []
    }
  }
  catch (error) {
    console.error('获取用户列表失败:', error)
  }
  finally {
    userSearchLoading.value = false
  }

}

// 获取用户组列表
const fetchGroupOptions = async () => {
  try {
    const res = await getUserGroupList({
      page: 1,
      count: 10
    })
    if (res.data.code === 200) {
      groupOptions.value = res.data.data?.data || []
    }
  } catch (error) {
    console.error('获取用户组列表失败:', error)
  }
}

// 处理优惠类型变化（代金券/优惠码互斥）
const handleDiscountTypeChange = (val) => {
  if (val === 'coupon') {
    addForm.code_id = undefined
  } else if (val === 'code') {
    addForm.voucher_id = undefined
  }
}

// 处理代金券选择变化
const handleVoucherChange = (val) => {
  if (val) {
    addForm.code_id = undefined
    addForm.discount_type = 'coupon'
  }
}

// 处理优惠码选择变化
const handleCodeChange = (val) => {
  if (val) {
    addForm.voucher_id = undefined
    addForm.discount_type = 'code'
  }
}

// 处理分发对象类型变化（用户/用户组互斥）
const handleTargetTypeChange = (val) => {
  if (val === 'user') {
    addForm.group_id = undefined
  } else if (val === 'group') {
    addForm.user_id = undefined
  }
}

// 处理用户选择变化
const handleUserChange = (val) => {
  if (val) {
    addForm.group_id = undefined
    addForm.target_type = 'user'
  }
}

// 处理用户组选择变化
const handleGroupChange = (val) => {
  if (val) {
    addForm.user_id = undefined
    addForm.target_type = 'group'
  }
}

// 打开用户选择器
const openUserSelector = () => {
  userSelectorVisible.value = true
}

// 确认用户选择
const confirmUserSelection = (user) => {
  if (!user) {
    ElMessage.warning('请选择一个用户')
    return
  }
  addForm.user_id = user.user_id
  // 将选中的用户添加到 userOptions 中（如果不存在）
  if (!userOptions.value.find(u => u.user_id === user.user_id)) {
    userOptions.value.push(user)
  }
  userSelectorVisible.value = false
}

// 清除选中的用户
const clearSelectedUser = () => {
  addForm.user_id = undefined
}

// 获取选中用户的显示名称
const getSelectedUserName = () => {
  if (!addForm.user_id) return ''
  const user = userOptions.value.find(u => u.user_id === addForm.user_id)
  return user ? `${user.user_name} (ID: ${user.user_id})` : `用户ID: ${addForm.user_id}`
}

// 添加用户代金券
const handleAdd = async () => {
  addDialogVisible.value = true
  
  // 重置表单
  Object.assign(addForm, {
    discount_type: 'coupon',
    voucher_id: props.codeId || undefined,
    code_id: undefined,
    target_type: 'user',
    user_id: undefined,
    group_id: undefined
  })
  addFormRef.value?.resetFields()
  
  // 加载下拉选项数据
  await Promise.all([
    fetchVoucherOptions(),
    // fetchCodeOptions(),
    fetchGroupOptions(),
    fetchUserList()
  ])
}

// 编辑用户代金券
const handleEdit = (row) => {
  editDialogVisible.value = true
  
  // 处理过期时间 - 支持ISO字符串和时间戳
  let expireAt = ''
  if (row.expireAt) {
    try {
      // 如果是ISO字符串格式
      if (typeof row.expireAt === 'string') {
        const date = new Date(row.expireAt)
        if (!isNaN(date.getTime()) && date.getFullYear() > 1970) {
          expireAt = date.toISOString().slice(0, 19).replace('T', ' ')
        }
      } 
      // 如果是时间戳
      else if (typeof row.expireAt === 'number' && row.expireAt > 0) {
        expireAt = new Date(row.expireAt * 1000).toISOString().slice(0, 19).replace('T', ' ')
      }
    } catch (error) {
      console.error('时间转换失败:', error)
    }
  }
  
  Object.assign(editForm, {
    id: row.Id || row.id,
    user_id: row.UserId || row.userId,
    discount_id: row.discountId,
    use_times: row.useTimes || 0,
    max_use_times: row.maxUseTimes || 0,
    expire_at: expireAt
  })
}

// 删除用户代金券
const handleDelete = (row) => {
  ElMessageBox.confirm(`确认删除该用户代金券吗？`, '警告', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: 'warning'
  }).then(async () => {
    try {
      const res = await deleteUserVoucher({ 
        user_id: String(row.UserId || row.userId),
        id: String(row.Id || row.id)
      })
      console.log('删除响应:', res.data)
      if (res.data.code === 200) {
        ElMessage.success('删除成功')
        fetchUserVoucherList()
      }
    } catch (error) {
      console.error('删除失败:', error)
      ElMessage.error(error.response?.data?.message || '删除失败')
    }
  }).catch(() => {})
}

// 批量删除
const handleBatchDelete = () => {
  if (selectedRows.value.length === 0) {
    ElMessage.warning('请至少选择一条记录')
    return
  }
  ElMessageBox.confirm(`确认删除选中的 ${selectedRows.value.length} 条记录吗？`, '警告', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: 'warning'
  }).then(async () => {
    loading.value = true
    try {
      const deletePromises = selectedRows.value.map(row => 
        deleteUserVoucher({ 
          user_id: String(row.UserId || row.userId),
          id: String(row.Id || row.id)
        })
      )
      
      const results = await Promise.allSettled(deletePromises)
      
      const successCount = results.filter(r => r.status === 'fulfilled' && r.value?.data?.code === 200).length
      const failCount = results.length - successCount
      
      if (failCount === 0) {
        ElMessage.success(`批量删除成功，共删除 ${successCount} 条记录`)
      } else if (successCount === 0) {
        ElMessage.error(`批量删除失败，所有 ${failCount} 条记录删除失败`)
      } else {
        ElMessage.warning(`批量删除完成，成功 ${successCount} 条，失败 ${failCount} 条`)
      }
      
      fetchUserVoucherList()
    } catch (error) {
      console.error('批量删除失败:', error)
      ElMessage.error('批量删除操作异常')
    } finally {
      loading.value = false
    }
  }).catch(() => {})
}

// 提交添加表单
const submitAdd = () => {
  addFormRef.value?.validate(async (valid) => {
    if (valid) {
      // 验证是否选择了优惠券/优惠码
      const discountId = addForm.discount_type === 'coupon' ? addForm.voucher_id : addForm.code_id
      if (!discountId) {
        ElMessage.warning('请选择代金券或优惠码')
        return
      }
      
      // 验证是否选择了用户或用户组
      const targetId = addForm.target_type === 'user' ? addForm.user_id : addForm.group_id
      if (!targetId) {
        ElMessage.warning('请选择用户或用户组')
        return
      }
      
      submitLoading.value = true
      try {
        const submitData = {
          code_id: String(discountId)
        }
        
        // 根据分发对象添加不同参数
        if (addForm.target_type === 'user') {
          submitData.user_id = String(addForm.user_id)
        } else {
          submitData.user_group_id = String(addForm.group_id)
        }
        
        console.log('分发优惠券/优惠码数据:', submitData)
        const res = await allocateVoucher(submitData)
        console.log('分发响应:', res.data)
        
        if (res.data.code === 200) {
          ElMessage.success('分发成功')
          addDialogVisible.value = false
          // 如果是为当前查询的用户分发，则刷新列表
          //if (addForm.target_type === 'user' && queryParams.user_id) {
            fetchUserVoucherList()
          //}
        }
      } catch (error) {
        console.error('分发失败:', error)
        ElMessage.error(error.response?.data?.message || '分发失败')
      } finally {
        submitLoading.value = false
      }
    }
  })
}

// 提交编辑表单
const submitEdit = () => {
  editFormRef.value?.validate(async (valid) => {
    if (valid) {
      try {
        const submitData = {
          user_id: Number(editForm.user_id),
          id: Number(editForm.id),
          discount_id: Number(editForm.discount_id),
          use_times: Number(editForm.use_times),
          max_use_times: Number(editForm.max_use_times),
          expire_at: Math.floor(new Date(editForm.expire_at).getTime() / 1000)
        }
        
        console.log('更新用户代金券数据:', submitData)
        const res = await updateUserVoucher(submitData)
        console.log('更新响应:', res.data)
        
        if (res.data.code === 200) {
          ElMessage.success('更新成功')
          editDialogVisible.value = false
          fetchUserVoucherList()
        }
      } catch (error) {
        console.error('更新失败:', error)
        ElMessage.error(error.response?.data?.message || '更新失败')
      }
    }
  })
}

// 初始化
onMounted(() => {
  // 加载代金券列表供选择
  fetchVoucherListOptions()
  fetchDiscountList()
  if (queryParams.code_id) {
    fetchUserVoucherList()
  }
})
</script>

<style scoped>
.user-voucher-container {
  padding: 0;
}

.filter-container {
  margin-bottom: 20px;
  border-radius: 8px;
}

.search-form {
  margin-bottom: 15px;
}

.action-bar {
  display: flex;
  gap: 12px;
}

.table-container {
  border-radius: 8px;
}

.user-info {
  padding: 4px 0;
}

.username {
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 4px;
}

.user-id {
  font-size: 12px;
  color: #999;
}

.amount {
  color: #f56c6c;
  font-weight: bold;
  font-size: 14px;
}

.pagination {
  margin-top: 24px;
  justify-content: flex-end;
}

/* 用户选择器样式 */
.user-selector-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.user-selector-wrapper .el-input {
  flex: 1;
}

.user-selector-wrapper .clear-btn {
  flex-shrink: 0;
}
</style>

