<template>
  <a-card size="small" :bordered="false" class="inventoryQueryList-wrap">
    <a-spin :spinning="spinning" tip="Loading...">
      <!-- 搜索条件 -->
      <div ref="tableSearch" class="table-page-search-wrapper">
        <a-form layout="inline" @keyup.enter.native="$refs.table.refresh(true)">
          <a-row :gutter="15">
            <a-col :md="6" :sm="24">
              <a-form-item label="产品编码">
                <a-input id="inventoryQueryList-productCode" v-model.trim="queryParam.productCode" allowClear placeholder="请输入产品编码"/>
              </a-form-item>
            </a-col>
            <a-col :md="6" :sm="24">
              <a-form-item label="原厂编码">
                <a-input id="inventoryQueryList-productOrigCode" v-model.trim="queryParam.productOrigCode" allowClear placeholder="请输入原厂编码"/>
              </a-form-item>
            </a-col>
            <a-col :md="5" :sm="24">
              <a-form-item label="产品名称">
                <a-input id="inventoryQueryList-productName" v-model.trim="queryParam.productName" allowClear placeholder="请输入产品名称"/>
              </a-form-item>
            </a-col>
            <template v-if="advanced">
              <a-col :md="6" :sm="24">
                <a-form-item label="产品品牌">
                  <a-select
                    placeholder="请选择产品品牌"
                    id="inventoryQueryList-productBrandSn"
                    allowClear
                    v-model="queryParam.productBrandSn"
                    :showSearch="true"
                    option-filter-prop="children"
                    :filter-option="filterOption">
                    <a-select-option v-for="item in brandData" :key="item.brandSn" :value="item.brandSn">{{ item.brandName }}</a-select-option>
                  </a-select>
                </a-form-item>
              </a-col>
              <a-col :md="6" :sm="24">
                <a-form-item label="产品分类">
                  <a-cascader
                    :options="typeData"
                    expand-trigger="hover"
                    change-on-select
                    :field-names="{ label: 'productTypeName', value: 'productTypeSn', children: 'children' }"
                    placeholder="请选择产品分类"
                    allowClear
                    v-model="productTypeSn"
                    @change="changeType" />
                </a-form-item>
              </a-col>
              <a-col :md="6" :sm="24">
                <a-form-item label="">
                  <a-checkbox v-model="queryParam.zeroQtyFlag" id="inventoryQueryList-zeroQtyFlag">只查看有库存</a-checkbox>
                </a-form-item>
              </a-col>
            </template>
            <a-col :md="7" :sm="24">
              <a-button type="primary" @click="$refs.table.refresh(true)" :disabled="disabled" id="inventoryQueryList-refresh">查询</a-button>
              <a-button style="margin-left: 5px" @click="resetSearchForm" :disabled="disabled" id="inventoryQueryList-reset">重置</a-button>
              <a-button
                type="primary"
                v-if="$hasPermissions('B_inventoryInventoryQueryExport')"
                class="button-warning"
                @click="handleExport"
                :disabled="disabled"
                :loading="exportLoading"
                id="inventoryQueryList-export">导出</a-button>
              <a @click="advanced=!advanced" style="margin-left: 5px">
                {{ advanced ? '收起' : '展开' }}
                <a-icon :type="advanced ? 'up' : 'down'"/>
              </a>
            </a-col>
          </a-row>
        </a-form>
      </div>
      <!-- 合计 -->
      <a-alert type="info" style="margin-bottom:10px">
        <div class="ftext" slot="message">
          可用库存总数量（个）：<strong>{{ currentStock&&(currentStock.totalCurrentStockQty || currentStock.totalCurrentStockQty==0) ? currentStock.totalCurrentStockQty : '--' }}</strong>；
          可用库存总成本(￥)：<strong>{{ currentStock&&(currentStock.totalCurrentStockCost || currentStock.totalCurrentStockCost==0) ? currentStock.totalCurrentStockCost : '--' }}</strong>。
        </div>
      </a-alert>
      <!-- 列表 -->
      <s-table
        class="sTable fixPagination"
        ref="table"
        :style="{ height: tableHeight+84.5+'px' }"
        size="small"
        :rowKey="(record) => record.id"
        :columns="columns"
        :data="loadData"
        :scroll="{ y: tableHeight }"
        :defaultLoadData="false"
        bordered>
        <!-- 产品分类 -->
        <template slot="productTypeName" slot-scope="text, record">
          <span v-if="record.productTypeName2">{{ record.productTypeName2 || '' }} ></span>
          <span v-if="record.productTypeName3">{{ record.productTypeName3 || '' }}</span>
        </template>
        <!-- 操作 -->
        <template slot="action" slot-scope="text, record">
          <a-button
            size="small"
            type="link"
            v-if="$hasPermissions('B_inventoryInventoryQueryDetail')"
            class="button-success"
            @click="goDetail(record)"
            id="inventoryQueryList-detail-btn">库存详情</a-button>
          <a-button
            size="small"
            type="link"
            v-if="$hasPermissions('B_inventoryInventoryQueryStock')"
            class="button-warning"
            @click="goWarehouseDetail(record)"
            id="inventoryQueryList-warehouseDetail-btn">出入库明细</a-button>
          <span v-if="!$hasPermissions('B_inventoryInventoryQueryDetail') && !$hasPermissions('B_inventoryInventoryQueryStock')">--</span>
        </template>
      </s-table>
    </a-spin>
    <!-- 库存详情 -->
    <inventory-query-detail-modal :openModal="openModal" :nowData="nowData" @close="closeModal" />
  </a-card>
</template>

<script>
import { commonMixin } from '@/utils/mixin'
import { stockList, stockCount, stockExport } from '@/api/stock'
import { dealerProductTypeList } from '@/api/dealerProductType'
import { dealerProductBrandQuery } from '@/api/dealerProductBrand'
import { STable, VSelect } from '@/components'
import inventoryQueryDetailModal from './detailModal.vue'
import { downloadExcel } from '@/libs/JGPrint.js'
export default {
  name: 'InventoryQueryList',
  components: { STable, VSelect, inventoryQueryDetailModal },
  mixins: [commonMixin],
  data () {
    return {
      spinning: false,
      advanced: true, // 高级搜索 展开/关闭
      tableHeight: 0,
      queryParam: { //  查询条件
        productCode: '', //  产品编码
        productName: '', //  产品名称
        productOrigCode: '', //  原厂编码
        productBrandSn: undefined, //  产品品牌
        productTypeSn1: '', //  产品分类1
        productTypeSn2: '', //  产品分类2
        productTypeSn3: '', //  产品分类3
        zeroQtyFlag: false //  库存情况
      },
      productTypeSn: [],
      exportLoading: false, // 导出loading
      disabled: false, //  查询、重置按钮是否可操作
      brandData: [], //  产品品牌下拉数据
      typeData: [], //  产品分类下拉数据
      zeroQtyData: [ //  库存情况
        { name: '库存数量为0', id: '1' },
        { name: '库存数量不为0', id: '0' }
      ],
      columns: [
        { title: '序号', dataIndex: 'no', width: '4%', align: 'center' },
        { title: '产品编码', dataIndex: 'productCode', width: '16%', align: 'center', customRender: function (text) { return text || '--' } },
        { title: '产品名称', dataIndex: 'productName', width: '16%', align: 'left', ellipsis: true, customRender: function (text) { return text || '--' } },
        { title: '原厂编码', dataIndex: 'productOrigCode', width: '10%', align: 'center', customRender: function (text) { return text || '--' } },
        { title: '产品品牌', dataIndex: 'brandName', width: '10%', align: 'center', customRender: function (text) { return text || '--' } },
        { title: '产品分类', scopedSlots: { customRender: 'productTypeName' }, width: '13%', align: 'center' },
        { title: '可用库存数量(个)', dataIndex: 'currentStockQty', width: '8%', align: 'center', sorter: true, customRender: function (text) { return ((text || text == 0) ? text : '--') } },
        { title: '可用库存成本(￥)', dataIndex: 'currentStockCost', width: '8%', align: 'center', sorter: true, customRender: function (text) { return ((text || text == 0) ? text : '--') } },
        { title: '操作', scopedSlots: { customRender: 'action' }, width: '15%', align: 'center' }
      ],
      // 加载数据方法 必须为 Promise 对象
      loadData: parameter => {
        this.disabled = true
        this.spinning = true
        // 排序
        if (parameter.sortField == 'currentStockQty') {
          parameter.sortField = 'currentStockQty'
          parameter.sortAlias = ''
        }
        if (parameter.sortField == 'currentStockCost') {
          parameter.sortField = 'currentStockCost'
          parameter.sortAlias = 'stock'
        }
        const params = Object.assign(parameter, this.queryParam)
        if (params.zeroQtyFlag) {
          params.zeroQtyFlag = '0'
        } else {
          params.zeroQtyFlag = ''
        }
        return stockList(params).then(res => {
          let data
          if (res.status == 200) {
            data = res.data
            const no = (data.pageNo - 1) * data.pageSize
            for (var i = 0; i < data.list.length; i++) {
              data.list[i].no = no + i + 1
            }
            this.disabled = false
            // 总计
            this.getTotal(params)
            // 产品分类
            if (this.typeData.length == 0) {
              this.getProductType()
            }
            // 产品品牌
            if (this.brandData.length == 0) {
              this.getProductBrand()
            }
          }
          this.spinning = false
          return data
        })
      },
      openModal: false, //  查看库存详情  弹框
      nowData: null,
      currentStock: null
    }
  },
  methods: {
    //  重置
    resetSearchForm () {
      this.queryParam.productBrandSn = undefined
      this.queryParam.productTypeSn1 = ''
      this.queryParam.productTypeSn2 = ''
      this.queryParam.productTypeSn3 = ''
      this.queryParam.productCode = ''
      this.queryParam.productOrigCode = ''
      this.queryParam.productName = ''
      this.queryParam.brandName = undefined
      this.queryParam.productTypeName = undefined
      this.queryParam.zeroQtyFlag = false
      this.productTypeSn = []
      this.$refs.table.refresh(true)
    },
    // 合计
    getTotal (param) {
      stockCount(param).then(res => {
        if (res.status == 200 && res.data) {
          this.currentStock = res.data
        } else {
          this.currentStock = null
        }
      })
    },
    //  库存详情
    goDetail (row) {
      this.nowData = row
      this.openModal = true
    },
    //  关闭弹框
    closeModal () {
      this.nowData = null
      this.openModal = false
    },
    //  出入库明细
    goWarehouseDetail (row) {
      this.$router.push({ path: `/inventoryManagement/inventoryQuery/warehouseDetail/${row.productSn}` })
    },
    //  导出
    handleExport () {
      const _this = this
      const params = JSON.parse(JSON.stringify(this.queryParam))
      if (params.zeroQtyFlag) {
        params.zeroQtyFlag = '0'
      } else {
        params.zeroQtyFlag = ''
      }
      this.exportLoading = true
      _this.spinning = true
      stockExport(params).then(res => {
        this.exportLoading = false
        _this.spinning = false
        if (res.type == 'application/json') {
          var reader = new FileReader()
          reader.addEventListener('loadend', function () {
            const obj = JSON.parse(reader.result)
            _this.$notification.error({
              message: '提示',
              description: obj.message
            })
          })
          reader.readAsText(res)
        } else {
		  downloadExcel(res, '库存查询')
        }
      })
    },
    getProductType () {
      dealerProductTypeList({}).then(res => {
        this.recursionFun(res.data)
        this.typeData = res.data
      })
    },
    //  递归函数
    recursionFun (data) {
      if (data) {
        data.map((item, index) => {
          if (item.children && item.children.length == 0) {
            delete item.children
          } else {
            this.recursionFun(item.children)
          }
        })
      }
    },
    // 分类  changeType
    changeType (val, selectedOptions) {
      for (let i = 0; i < val.length; i++) {
        this.queryParam['productTypeSn' + (i + 1)] = val[i]
      }
      if (val.length == 0) {
        this.queryParam.productTypeSn1 = ''
        this.queryParam.productTypeSn2 = ''
        this.queryParam.productTypeSn3 = ''
      }
    },
    //  产品品牌  列表
    getProductBrand () {
      dealerProductBrandQuery({}).then(res => {
        if (res.status == 200) {
          this.brandData = res.data
        } else {
          this.brandData = []
        }
      })
    },
    filterOption (input, option) {
      return (
        option.componentOptions.children[0].text.toLowerCase().indexOf(input.toLowerCase()) >= 0
      )
    },
    pageInit () {
      const _this = this
      this.$nextTick(() => { // 页面渲染完成后的回调
        _this.setTableH()
      })
    },
    setTableH () {
      const tableSearchH = this.$refs.tableSearch.offsetHeight
      this.tableHeight = window.innerHeight - tableSearchH - 230
    }
  },
  watch: {
    advanced (newValue, oldValue) {
      const _this = this
      this.$nextTick(() => { // 页面渲染完成后的回调
        _this.setTableH()
      })
    },
    '$store.state.app.winHeight' (newValue, oldValue) { //  窗口变更时，需同时更改表格高度
      this.setTableH()
    }
  },
  mounted () {
    if (!this.$store.state.app.isNewTab) { // 页签刷新时调用
      this.pageInit()
      this.resetSearchForm()
    }
  },
  activated () {
    // 如果是新页签打开，则重置当前页面
    if (this.$store.state.app.isNewTab) {
      this.pageInit()
      this.resetSearchForm()
    }
    // 仅刷新列表，不重置页面
    if (this.$store.state.app.updateList) {
      this.pageInit()
      this.$refs.table.refresh()
    }
  },
  beforeRouteEnter (to, from, next) {
    next(vm => {})
  }
}
</script>
