<template>
  <!-- 移动端布局 -->
  <div v-if="isMobile" class="mobile-purchase-return">
    <div class="mobile-header">
      <div class="mobile-header__search"><el-input v-model="queryParams.no" placeholder="搜索退货单号" clearable @keyup.enter="handleQuery" :prefix-icon="Search" /></div>
      <div class="mobile-header__actions">
        <el-button :icon="Filter" circle @click="filterVisible = true" />
        <el-button type="primary" :icon="Plus" circle @click="openForm('create')" v-hasPermi="['erp:purchase-return:create']" />
      </div>
    </div>
    <div class="mobile-header__quick-filter">
      <div
        class="quick-filter-item"
        :class="{ active: queryParams.status === undefined }"
        @click="handleQuickFilter(undefined)"
      >
        全部订单
      </div>
      <div
        class="quick-filter-item"
        :class="{ active: queryParams.status === 10 }"
        @click="handleQuickFilter(10)"
      >
        待审核
      </div>
      <div
        class="quick-filter-item"
        :class="{ active: queryParams.status === 20 }"
        @click="handleQuickFilter(20)"
      >
        已审核
      </div>
    </div>

    <!-- 卡片列表 -->
    <div class="mobile-list" v-loading="loading">
      <div v-if="list.length === 0 && !loading" class="mobile-empty">
        <el-empty description="暂无退货记录" />
      </div>
      <div v-for="item in list" :key="item.id" class="mobile-card" @click="handleCardClick(item)">
        <div class="mobile-card__header">
          <span class="mobile-card__no">{{ item.no }}</span>
          <dict-tag :type="DICT_TYPE.ERP_AUDIT_STATUS" :value="item.status" />
        </div>
        <div class="mobile-card__body">
          <div class="mobile-card__row">
            <span class="mobile-card__label">供应商</span>
            <span class="mobile-card__value">{{ item.supplierName || '-' }}</span>
          </div>
          <div class="mobile-card__row">
            <span class="mobile-card__label">产品</span>
            <span class="mobile-card__value mobile-card__value--ellipsis">{{ item.productNames || '-' }}</span>
          </div>
          <div class="mobile-card__row">
            <span class="mobile-card__label">退货时间</span>
            <span class="mobile-card__value">{{ formatDate2(item.returnTime) }}</span>
          </div>
          <div class="mobile-card__row">
            <span class="mobile-card__label">创建人</span>
            <span class="mobile-card__value">{{ item.creatorName || '-' }}</span>
          </div>
          <div class="mobile-card__nums">
            <div class="mobile-card__num-item">
              <div class="mobile-card__num-val">{{ erpCountInputFormatter(item.totalCount) }}</div>
              <div class="mobile-card__num-label">总数量</div>
            </div>
            <div class="mobile-card__num-item">
              <div class="mobile-card__num-val mobile-card__num-val--price">¥{{ erpPriceInputFormatter(item.totalPrice) }}</div>
              <div class="mobile-card__num-label">应退</div>
            </div>
            <div class="mobile-card__num-item">
              <div class="mobile-card__num-val" style="color:#67c23a">¥{{ erpPriceInputFormatter(item.refundPrice) }}</div>
              <div class="mobile-card__num-label">已退</div>
            </div>
            <div class="mobile-card__num-item">
              <div class="mobile-card__num-val" :style="{ color: item.refundPrice === item.totalPrice ? '#909399' : '#f56c6c' }">
                ¥{{ erpPriceInputFormatter(item.totalPrice - item.refundPrice) }}
              </div>
              <div class="mobile-card__num-label">未退</div>
            </div>
          </div>
        </div>
        <div class="mobile-card__footer">
          <el-button size="small" @click.stop="openForm('detail', item.id)" v-hasPermi="['erp:purchase-return:query']">详情</el-button>
          <el-button size="small" type="primary" @click.stop="openForm('update', item.id)" v-hasPermi="['erp:purchase-return:update']" :disabled="item.status === 20">编辑</el-button>
          <el-button size="small" type="primary" @click.stop="handleUpdateStatus(item.id, 20)" v-hasPermi="['erp:purchase-return:update-status']" v-if="item.status === 10">审批</el-button>
          <el-button size="small" type="danger" @click.stop="handleUpdateStatus(item.id, 10)" v-hasPermi="['erp:purchase-return:update-status']" v-if="item.status === 20">反审批</el-button>
          <el-button size="small" type="danger" @click.stop="handleDelete([item.id])" v-hasPermi="['erp:purchase-return:delete']">删除</el-button>
        </div>
      </div>
    </div>

    <!-- 分页 -->
    <div class="mobile-pagination" v-if="total > 0">
      <Pagination :total="total" v-model:page="queryParams.pageNo" v-model:limit="queryParams.pageSize" :page-sizes="[10, 20]" layout="total, prev, pager, next" :pager-count="5" @pagination="getList" />
    </div>

    <!-- 筛选抽屉 -->
    <el-drawer v-model="filterVisible" title="筛选条件" direction="btt" size="70%">
      <el-form :model="queryParams" ref="queryFormRef" label-position="top">
        <el-form-item label="产品" prop="productId">
          <el-select v-model="queryParams.productId" clearable filterable placeholder="请选择产品" style="width:100%">
            <el-option v-for="item in productList" :key="item.id" :label="item.name" :value="item.id" />
          </el-select>
        </el-form-item>
        <el-form-item label="供应商" prop="supplierId">
          <el-select v-model="queryParams.supplierId" clearable filterable placeholder="请选择供应商" style="width:100%">
            <el-option v-for="item in supplierList" :key="item.id" :label="item.name" :value="item.id" />
          </el-select>
        </el-form-item>
        <el-form-item label="退货时间" prop="returnTime">
          <el-date-picker v-model="queryParams.returnTime" value-format="YYYY-MM-DD HH:mm:ss" type="daterange" start-placeholder="开始" end-placeholder="结束" :default-time="[new Date('1 00:00:00'), new Date('1 23:59:59')]" style="width:100%" />
        </el-form-item>
        <el-form-item label="仓库" prop="warehouseId">
          <el-select v-model="queryParams.warehouseId" clearable filterable placeholder="请选择仓库" style="width:100%">
            <el-option v-for="item in warehouseList" :key="item.id" :label="item.name" :value="item.id" />
          </el-select>
        </el-form-item>
        <el-form-item label="审核状态" prop="status">
          <el-select v-model="queryParams.status" placeholder="请选择" clearable style="width:100%">
            <el-option v-for="dict in getIntDictOptions(DICT_TYPE.ERP_AUDIT_STATUS)" :key="dict.value" :label="dict.label" :value="dict.value" />
          </el-select>
        </el-form-item>
        <el-form-item label="退款状态" prop="refundStatus">
          <el-select v-model="queryParams.refundStatus" placeholder="请选择" clearable style="width:100%">
            <el-option label="未退款" value="0" />
            <el-option label="部分退款" value="1" />
            <el-option label="全部退款" value="2" />
          </el-select>
        </el-form-item>
      </el-form>
      <template #footer>
        <el-button @click="resetQuery">重置</el-button>
        <el-button type="primary" @click="handleFilterConfirm">确认筛选</el-button>
      </template>
    </el-drawer>

  </div>

  <!-- PC端布局 -->
  <template v-else>
    <ContentWrap>
      <!-- 搜索工作栏 -->
      <el-form
        class="-mb-15px"
        :model="queryParams"
        ref="queryFormRef"
        :inline="true"
        label-width="68px"
      >
        <el-form-item label="退货单号" prop="no">
          <el-input
            v-model="queryParams.no"
            placeholder="请输入退货单号"
            clearable
            @keyup.enter="handleQuery"
            class="!w-240px"
          />
        </el-form-item>
        <el-form-item label="产品" prop="productId">
          <el-select
            v-model="queryParams.productId"
            clearable
            filterable
            placeholder="请选择产品"
            class="!w-240px"
          >
            <el-option
              v-for="item in productList"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="退货时间" prop="inTime">
          <el-date-picker
            v-model="queryParams.inTime"
            value-format="YYYY-MM-DD HH:mm:ss"
            type="daterange"
            start-placeholder="开始日期"
            end-placeholder="结束日期"
            :default-time="[new Date('1 00:00:00'), new Date('1 23:59:59')]"
            class="!w-240px"
          />
        </el-form-item>
        <el-form-item label="供应商" prop="supplierId">
          <el-select
            v-model="queryParams.supplierId"
            clearable
            filterable
            placeholder="请选择供供应商"
            class="!w-240px"
          >
            <el-option
              v-for="item in supplierList"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="仓库" prop="warehouseId">
          <el-select
            v-model="queryParams.warehouseId"
            clearable
            filterable
            placeholder="请选择仓库"
            class="!w-240px"
          >
            <el-option
              v-for="item in warehouseList"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="创建人" prop="creator">
          <el-select
            v-model="queryParams.creator"
            clearable
            filterable
            placeholder="请选择创建人"
            class="!w-240px"
          >
            <el-option
              v-for="item in userList"
              :key="item.id"
              :label="item.nickname"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="关联订单" prop="orderNo">
          <el-input
            v-model="queryParams.orderNo"
            placeholder="请输入关联订单"
            clearable
            @keyup.enter="handleQuery"
            class="!w-240px"
          />
        </el-form-item>
        <el-form-item label="结算账户" prop="accountId">
          <el-select
            v-model="queryParams.accountId"
            clearable
            filterable
            placeholder="请选择结算账户"
            class="!w-240px"
          >
            <el-option
              v-for="item in accountList"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="退款状态" prop="refundStatus">
          <el-select
            v-model="queryParams.refundStatus"
            placeholder="请选择退款状态"
            clearable
            class="!w-240px"
          >
            <el-option label="未退款" value="0" />
            <el-option label="部分退款" value="1" />
            <el-option label="全部退款" value="2" />
          </el-select>
        </el-form-item>
        <el-form-item label="审核状态" prop="status">
          <el-select
            v-model="queryParams.status"
            placeholder="请选择审核状态"
            clearable
            class="!w-240px"
          >
            <el-option
              v-for="dict in getIntDictOptions(DICT_TYPE.ERP_AUDIT_STATUS)"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input
            v-model="queryParams.remark"
            placeholder="请输入备注"
            clearable
            @keyup.enter="handleQuery"
            class="!w-240px"
          />
        </el-form-item>
        <el-form-item>
          <el-button @click="handleQuery"><Icon icon="ep:search" class="mr-5px" /> 搜索</el-button>
          <el-button @click="resetQuery"><Icon icon="ep:refresh" class="mr-5px" /> 重置</el-button>
          <el-button
            type="primary"
            plain
            @click="openForm('create')"
            v-hasPermi="['erp:purchase-return:create']"
          >
            <Icon icon="ep:plus" class="mr-5px" /> 新增
          </el-button>
          <el-button
            type="success"
            plain
            @click="handleExport"
            :loading="exportLoading"
            v-hasPermi="['erp:purchase-return:export']"
          >
            <Icon icon="ep:download" class="mr-5px" /> 导出
          </el-button>
          <el-button
            type="danger"
            plain
            @click="handleDelete(selectionList.map((item) => item.id))"
            v-hasPermi="['erp:purchase-return:delete']"
            :disabled="selectionList.length === 0"
          >
            <Icon icon="ep:delete" class="mr-5px" /> 删除
          </el-button>
        </el-form-item>
      </el-form>
    </ContentWrap>

    <ContentWrap>
      <el-table v-loading="loading" :data="list" :stripe="true" :show-overflow-tooltip="true" @selection-change="handleSelectionChange" @row-click="handleRowClick">
        <el-table-column width="30" label="选择" type="selection" />
        <el-table-column min-width="180" label="退货单号" align="center" prop="no" />
        <el-table-column label="产品信息" align="center" prop="productNames" min-width="200" />
        <el-table-column label="供应商" align="center" prop="supplierName" />
        <el-table-column label="退货时间" align="center" prop="returnTime" :formatter="dateFormatter2" width="120px" sortable />
        <el-table-column label="创建人" align="center" prop="creatorName" />
        <el-table-column label="总数量" align="center" prop="totalCount" :formatter="erpCountTableColumnFormatter" />
        <el-table-column label="应退金额" align="center" prop="totalPrice" :formatter="erpPriceTableColumnFormatter" />
        <el-table-column label="已退金额" align="center" prop="refundPrice" :formatter="erpPriceTableColumnFormatter" />
        <el-table-column label="未退金额" align="center"><template #default="scope"><span v-if="scope.row.refundPrice === scope.row.totalPrice">0</span><el-tag type="danger" v-else>{{ erpPriceInputFormatter(scope.row.totalPrice - scope.row.refundPrice) }}</el-tag></template></el-table-column>
        <el-table-column label="审核状态" align="center" fixed="right" width="90" prop="status"><template #default="scope"><dict-tag :type="DICT_TYPE.ERP_AUDIT_STATUS" :value="scope.row.status" /></template></el-table-column>
        <el-table-column label="操作" align="center" fixed="right" width="220">
          <template #default="scope">
            <el-button link @click="openForm('detail', scope.row.id)" v-hasPermi="['erp:purchase-return:query']">详情</el-button>
            <el-button link type="primary" @click="openForm('update', scope.row.id)" v-hasPermi="['erp:purchase-return:update']" :disabled="scope.row.status === 20">编辑</el-button>
            <el-button link type="primary" @click="handleUpdateStatus(scope.row.id, 20)" v-hasPermi="['erp:purchase-return:update-status']" v-if="scope.row.status === 10">审批</el-button>
            <el-button link type="danger" @click="handleUpdateStatus(scope.row.id, 10)" v-hasPermi="['erp:purchase-return:update-status']" v-if="scope.row.status === 20">反审批</el-button>
            <el-button link type="danger" @click="handleDelete([scope.row.id])" v-hasPermi="['erp:purchase-return:delete']">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <Pagination :total="total" v-model:page="queryParams.pageNo" v-model:limit="queryParams.pageSize" @pagination="getList" />
    </ContentWrap>
  </template>

  <!-- 表单弹窗：添加/修改 -->
  <PurchaseReturnForm ref="formRef" @success="getList" />
</template>

<script setup lang="ts">
import { computed } from 'vue'
import { Search, Filter, Plus } from '@element-plus/icons-vue'
import { getIntDictOptions, DICT_TYPE } from '@/utils/dict'
import { formatDate, dateFormatter2 } from '@/utils/formatTime'
import download from '@/utils/download'
import { PurchaseReturnApi, PurchaseReturnVO } from '@/api/erp/purchase/return'
import PurchaseReturnForm from './PurchaseReturnForm.vue'
import { ProductApi, ProductVO } from '@/api/erp/product/product'
import { UserVO } from '@/api/system/user'
import * as UserApi from '@/api/system/user'
import { erpCountInputFormatter, erpPriceInputFormatter, erpCountTableColumnFormatter, erpPriceTableColumnFormatter } from '@/utils'
import { SupplierApi, SupplierVO } from '@/api/erp/purchase/supplier'
import { WarehouseApi, WarehouseVO } from '@/api/erp/stock/warehouse'
import { AccountApi, AccountVO } from '@/api/erp/finance/account'
import { useWindowSize } from '@vueuse/core'

/** ERP 采购退货列表 */
defineOptions({ name: 'ErpPurchaseReturn' })

const { width } = useWindowSize()
const isMobile = computed(() => width.value < 768)

const message = useMessage()
const { t } = useI18n()

const loading = ref(true)
const list = ref<PurchaseReturnVO[]>([])
const total = ref(0)
const filterVisible = ref(false)
const queryParams = reactive({
  pageNo: 1,
  pageSize: 10,
  no: undefined,
  supplierId: undefined,
  productId: undefined,
  warehouseId: undefined,
  returnTime: [],
  orderNo: undefined,
  accountId: undefined,
  status: undefined,
  refundStatus: undefined,
  remark: undefined,
  creator: undefined
})
const queryFormRef = ref()
const exportLoading = ref(false)
const productList = ref<ProductVO[]>([])
const supplierList = ref<SupplierVO[]>([])
const userList = ref<UserVO[]>([])
const warehouseList = ref<WarehouseVO[]>([])
const accountList = ref<AccountVO[]>([])

const formatDate2 = (date: any) => {
  if (!date) return '-'
  return formatDate(new Date(date), 'YYYY-MM-DD')
}

/** 查询列表 */
const getList = async () => {
  loading.value = true
  try {
    const data = await PurchaseReturnApi.getPurchaseReturnPage(queryParams)
    list.value = data.list
    total.value = data.total
  } finally {
    loading.value = false
  }
}

const handleQuery = () => {
  queryParams.pageNo = 1
  getList()
}

const resetQuery = () => {
  queryFormRef.value?.resetFields()
  handleQuery()
}

const handleFilterConfirm = () => {
  filterVisible.value = false
  handleQuery()
}

const formRef = ref()
const openForm = (type: string, id?: number) => {
  formRef.value.open(type, id)
}

const handleCardClick = (row: PurchaseReturnVO) => {
  if (row.status === 20) {
    openForm('detail', row.id)
  } else if (row.status === 10) {
    openForm('update', row.id)
  }
}

const handleDelete = async (ids: number[]) => {
  try {
    await message.delConfirm()
    await PurchaseReturnApi.deletePurchaseReturn(ids)
    message.success(t('common.delSuccess'))
    await getList()
    selectionList.value = selectionList.value.filter((item) => !ids.includes(item.id))
  } catch {}
}

/** 选中操作(PC端) */
const selectionList = ref<PurchaseReturnVO[]>([])
const handleSelectionChange = (rows: PurchaseReturnVO[]) => {
  selectionList.value = rows
}

/** 行点击操作(PC端) */
const handleRowClick = (row: PurchaseReturnVO, column: any, event: MouseEvent) => {
  const target = event.target as HTMLElement
  if (target.tagName === 'BUTTON' || target.tagName === 'A' || target.tagName === 'I' || target.tagName === 'svg' || target.closest('button') || target.closest('a') || target.closest('.el-button') || target.closest('.el-checkbox')) return
  if (row.status === 20) {
    openForm('detail', row.id)
  } else if (row.status === 10) {
    openForm('update', row.id)
  }
}

const handleUpdateStatus = async (id: number, status: number) => {
  try {
    await message.confirm(`确定${status === 20 ? '审批' : '反审批'}该退货吗？`)
    await PurchaseReturnApi.updatePurchaseReturnStatus(id, status)
    message.success(`${status === 20 ? '审批' : '反审批'}成功`)
    await getList()
  } catch {}
}

const handleExport = async () => {
  try {
    await message.exportConfirm()
    exportLoading.value = true
    const data = await PurchaseReturnApi.exportPurchaseReturn(queryParams)
    download.excel(data, '采购退货.xls')
  } catch {
  } finally {
    exportLoading.value = false
  }
}

/** 初始化 **/
onMounted(async () => {
  await getList()
  productList.value = await ProductApi.getProductSimpleList()
  supplierList.value = await SupplierApi.getSupplierSimpleList()
  userList.value = await UserApi.getSimpleUserList()
  warehouseList.value = await WarehouseApi.getWarehouseSimpleList()
  accountList.value = await AccountApi.getAccountSimpleList()
})


/** 快捷分类筛选 */
const handleQuickFilter = (status: number | undefined) => {
  queryParams.status = status
  queryParams.pageNo = 1
  getList()
}
</script>

<style lang="scss" scoped>

.mobile-header__quick-filter {
  display: flex;
  gap: 12px;
  margin: 8px 0;
  justify-content: flex-start;

  .quick-filter-item {
    padding: 4px 12px;
    font-size: 14px;
    border-radius: 20px;
    cursor: pointer;
    color: #909399;
    background: transparent;
    transition: all 0.2s;

    &.active {
      color: #fff;
      background: #409eff;
    }
  }
}


.mobile-purchase-return {
  padding: 12px;
  background: #f5f5f5;
  min-height: 100vh;
}
.mobile-header {
  display: flex; gap: 8px; align-items: center; margin-bottom: 12px;
  &__search { flex: 1; }
  &__actions { display: flex; gap: 4px; flex-shrink: 0; }
}
.mobile-list { display: flex; flex-direction: column; gap: 10px; }
.mobile-empty { padding: 40px 0; }
.mobile-card {
  background: #fff; border-radius: 10px; padding: 14px; box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  &__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
  &__no { font-weight: 600; font-size: 15px; color: #303133; }
  &__body { font-size: 13px; }
  &__row { display: flex; justify-content: space-between; padding: 3px 0; }
  &__label { color: #909399; flex-shrink: 0; margin-right: 12px; }
  &__value { color: #606266; text-align: right; &--ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 200px; } }
  &__nums { display: flex; justify-content: space-around; margin-top: 10px; padding: 10px 0; border-top: 1px solid #f0f0f0; border-bottom: 1px solid #f0f0f0; }
  &__num-item { text-align: center; }
  &__num-val { font-size: 15px; font-weight: 600; color: #303133; &--price { color: #e6a23c; } }
  &__num-label { font-size: 11px; color: #909399; margin-top: 2px; }
  &__footer { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
}
.mobile-pagination {
  margin-top: 12px; display: flex; justify-content: center;
  :deep(.el-pagination) { flex-wrap: wrap; justify-content: center; }
}
</style>
