<template>
  <div>
    <a-spin :spinning="spinning" tip="Loading...">
      <a-page-header :ghost="false" :backIcon="false" class="salesReturnEdit-back" >
        <!-- 自定义的二级文字标题 -->
        <template slot="subTitle">
          <a id="salesReturnEdit-back-btn" href="javascript:;" @click="handleBack"><a-icon type="left" /> 返回列表</a>
          <span style="margin: 0 15px;color: #666;">客户名称：{{ (ordeDetail&&ordeDetail.buyerName) || '--' }}</span>
        </template>
        <!-- 操作区，位于 title 行的行尾 -->
        <template slot="extra" v-if="$hasPermissions('B_salesReturnPrint')">
          <a-radio-group key="3" v-model="printerType">
            <a-radio value="NEEDLE">针式</a-radio>
            <a-radio value="INK">喷墨</a-radio>
          </a-radio-group>
          <a-button key="2" id="salesReturnEdit-preview-btn" :disabled="chooseLoadData.length==0" @click="handlePrint('preview')">打印预览</a-button>
          <a-button key="1" type="primary" id="salesReturnEdit-print-btn" :disabled="chooseLoadData.length==0" @click="handlePrint('print')">快捷打印</a-button>
        </template>
      </a-page-header>
      <a-card size="small" :bordered="false" class="pages-wrap">
        <!-- 查询配件列表 -->
        <queryPart :buyerSn="$route.params.buyerSn" :priceType="ordeDetail.priceType" grabFlag="0" :newLoading="isInster" @add="saveProduct"></queryPart>
      </a-card>
      <a-card size="small" :bordered="false" class="pages-wrap">
        <!-- alert -->
        <a-alert style="margin-bottom: 15px;" type="info">
          <div slot="message" class="total-bar">
            <div>
              <span>退货总金额：{{ countData&&countData.totalAmount }}元；</span>
              <span>总款数：{{ countData&&countData.totalCategory }}；</span>
              <span>总数量：{{ countData&&countData.totalQty }}；</span>
              <span>废品总数量：{{ countData&&countData.totalCelQty }}；</span>
            </div>
            <div>
              <div>
                折扣金额：
                <a-input-number id="discount" v-model="ordeDetail.discountAmount" :min="0" :precision="2" :max="999999"/>
                <a-button type="primary" @click="salesReturnDiscount" class="button-info">打折</a-button>
              </div>
              <div>
                折扣：<strong>{{ ordeDetail&&ordeDetail.discountRate || 0 }}%</strong>；
                折后总售价：<strong>￥{{ ordeDetail&&ordeDetail.discountedAmount || 0 }}</strong>；
              </div>
            </div>
          </div>
        </a-alert>
        <!-- 查询条件 -->
        <a-row :gutter="15">
          <a-col :span="18">
            <a-form-model layout="inline" :model="productForm" @keyup.enter.native="$refs.table.refresh(true)">
              <a-form-model-item label="产品编码">
                <a-input v-model="productForm.productCode" placeholder="输入产品编码" />
              </a-form-model-item>
              <a-form-model-item label="产品名称">
                <a-input v-model="productForm.productName" placeholder="输入产品名称" />
              </a-form-model-item>
              <a-form-model-item>
                <a-button style="margin-bottom: 18px;" type="primary" @click="$refs.table.refresh(true)" :disabled="disabled" id="salesReturn-refresh">查询</a-button>
                <a-button style="margin: 0 0 18px 8px" @click="resetForm" id="salesReturn-reset">重置</a-button>
              </a-form-model-item>
            </a-form-model>
          </a-col>
          <a-col :span="6">
            <div style="float:right;overflow: hidden;">
              <!-- <a-button id="salesReturn-dru">导入明细</a-button> -->
              <a-button
                size="small"
                type="primary"
                @click="salesReturnDelAll"
                :loading="delLoading"
                style="margin-left: 10px"
                id="salesReturn-del-all">整单删除</a-button>
            </div>
          </a-col>
        </a-row>
        <!-- 已选配件列表 -->
        <s-table
          class="sTable"
          ref="table"
          size="small"
          :rowKey="(record) => record.id"
          :columns="columns"
          :data="loadData"
          :scroll="{ x: 1830, y: 300 }"
          bordered>
          <!-- 本次退货数量 -->
          <template slot="qty" slot-scope="text, record">
            <editable-cell
              size="small"
              :text="record.qty"
              :max="999999"
              :min="0"
              :precision="0"
              @change="onCellChange(record.id, 'qty', $event)" />
          </template>
          <!-- 废品数量 -->
          <template slot="celQty" slot-scope="text, record">
            <editable-cell
              size="small"
              :text="record.celQty"
              :max="999999"
              :min="0"
              :precision="0"
              @change="onCellChange(record.id, 'celQty', $event)" />
          </template>
          <!-- 价格 -->
          <template slot="price" slot-scope="text, record">
            <editable-cell
              size="small"
              :text="text"
              :max="999999"
              :min="0"
              :precision="2"
              punit="￥"
              @change="onCellChange(record.id, 'price', $event)" />
          </template>
          <!-- 退货金额小计 -->
          <template slot="returnAmount" slot-scope="text, record">
            ￥{{ (record.price * record.qty).toFixed(2) }}
          </template>
          <!-- 仓库仓位 -->
          <template slot="warehouse" slot-scope="text, record, index">
            <a-cascader
              @change="e => changeWarehouseCascade(e, record, index)"
              v-model="record.warehouseCascade"
              expand-trigger="hover"
              :options="warehouseCascadeData"
              :fieldNames="{ label: 'name', value: 'sn', children: 'warehouseLocationList' }"
              id="bulkWarehousingOrderEdit-warehouseCascade"
              placeholder="请选择仓库仓位"
              style="width: 100%;" />
          </template>
          <!-- 操作 -->
          <template slot="action" slot-scope="text, record">
            <a-button
              size="small"
              type="primary"
              :loading="delLoading"
              class="button-error"
              @click="handleDel(record)"
              id="salesReturn-Del">删除</a-button>
          </template>
        </s-table>
      </a-card>
      <a-affix :offset-bottom="0">
        <div
          style="text-align: center;width: 100%;background-color: #fff;padding: 12px 0;box-shadow: 0 0 20px #dcdee2;">
          <a-button
            size="large"
            style="width: 150px;"
            type="primary"
            class="button-primary"
            @click="handleSubmit()"
            id="salesReturn-handleSubmit">提交</a-button>
        </div>
      </a-affix>
    </a-spin>
    <!-- 选择客户弹框 -->
    <choose-custom-modal :show="openModal" @ok="chooseCustomOk" @cancel="openModal=false"></choose-custom-modal>
    <!-- 打印 -->
    <div id="print"></div>
  </div>
</template>

<script>
import { STable, VSelect } from '@/components'
import queryPart from './queryPart.vue'
import EditableCell from '@/views/common/editInput.js'
import chooseCustomModal from './chooseCustomModal.vue'
import { warehouseCascadeList } from '@/api/warehouse'
import { salesReturnDetail, salesReturnQueryCount, salesReturnDetailList, salesReturnDiscount, salesReturnDelAll, salesReturnDetailDel, salesReturnSaveProduct, salesReturnSubmit, salesReturnDetailPrint } from '@/api/salesReturn'
export default {
  name: 'SalesDetail',
  components: {
    STable,
    VSelect,
    queryPart,
    EditableCell,
    chooseCustomModal
  },
  data () {
    return {
      spinning: false,
      orderId: null,
      orderSn: null,
      buyerSn: null,
      disabled: false,
      openModal: false,
      isInster: false, // 是否正在添加产品
      ordeDetail: { discountAmount: 0 },
      delLoading: false,
      warehouseCascadeData: [], //  仓库仓位
      // 已选产品
      dataSource: [],
      productForm: {
        productCode: '',
        productName: ''
      },
      countData: null,
      // 表头
      columns: [
        { title: '序号', dataIndex: 'no', align: 'center', width: 80 },
        { title: '产品编码', dataIndex: 'dealerProductEntity.code', align: 'center', width: 220, customRender: function (text) { return text || '--' } },
        { title: '产品名称', dataIndex: 'dealerProductEntity.name', align: 'center', customRender: function (text) { return text || '--' }, ellipsis: true },
        { title: '原厂编码', dataIndex: 'dealerProductEntity.origCode', align: 'center', width: 220, customRender: function (text) { return text || '--' } },
        { title: '售价', dataIndex: 'price', align: 'center', width: 150, scopedSlots: { customRender: 'price' } },
        { title: '单位', dataIndex: 'dealerProductEntity.unit', align: 'center', width: 100, customRender: function (text) { return text || '--' } },
        { title: '仓库仓位', scopedSlots: { customRender: 'warehouse' }, width: 200, align: 'center' },
        { title: '退货数量', dataIndex: 'qty', align: 'center', width: 150, scopedSlots: { customRender: 'qty' } },
        { title: '废品数量', dataIndex: 'celQty', align: 'center', width: 150, scopedSlots: { customRender: 'celQty' } },
        { title: '退货金额小计', align: 'center', scopedSlots: { customRender: 'returnAmount' }, width: 120 },
        { title: '折后金额小计', dataIndex: 'discountedAmount', align: 'center', width: 120, customRender: function (text) { return ((text || text == 0) ? text : '--') } },
        { title: '操作', scopedSlots: { customRender: 'action' }, width: 100, align: 'center', fixed: 'right' }
      ],
      chooseLoadData: [],
      // 加载数据方法 必须为 Promise 对象
      loadData: parameter => {
        this.disabled = true
        // 查询总计
        this.productForm.salesReturnBillSn = this.$route.params.sn
        this.getQueryCount(Object.assign(parameter, this.productForm))
        return salesReturnDetailList(Object.assign(parameter, this.productForm)).then(res => {
          const data = res.data
          const no = (data.pageNo - 1) * data.pageSize
          for (var i = 0; i < data.list.length; i++) {
            data.list[i].no = no + i + 1
            const warehouseSn = data.list[i].warehouseSn || undefined
            const warehouseLocationSn = data.list[i].warehouseLocationSn || undefined
            if (warehouseSn || warehouseLocationSn) {
              data.list[i].warehouseSnBackups = warehouseSn
              data.list[i].warehouseLocationSnBackups = warehouseLocationSn
              data.list[i].warehouseCascade = [warehouseSn, warehouseLocationSn]
            } else {
              data.list[i].warehouseCascade = undefined
            }
          }
          this.disabled = false
          this.chooseLoadData = data.list
          return data
        })
      },
      printerType: 'NEEDLE' //  打印机类型
    }
  },
  methods: {
    //  返回
    handleBack () {
      this.$router.push({ name: 'salesReturnList' })
    },
    // 选择客户成功
    chooseCustomOk (data) {

    },
    handleEditCustom () {
      this.openModal = true
    },
    onCellChange (id, key, value) {
      const chooseLoadData = [...this.chooseLoadData]
      const row = chooseLoadData.find(item => item.id === id)
      if (row) {
        row[key] = Number(value)
        if (row.celQty > row.qty) {
          this.$message.info('废品数量不可大于本次退货数量')
        } else {
          this.saveProduct(row, 'edit')
        }
      }
    },
    //  仓库仓位  级联  列表
    getWarehouseCascade () {
      warehouseCascadeList({}).then(res => {
        if (res.status == 200) {
          res.data.map(item => {
            item.sn = item.warehouseSn
            if (item.warehouseLocationList) {
              item.warehouseLocationList.map(subItem => {
                subItem.sn = subItem.warehouseLocationSn
              })
            }
          })
          this.warehouseCascadeData = res.data
        } else {
          this.warehouseCascadeData = []
        }
      })
    },
    // 修改仓库仓位
    changeWarehouseCascade (val, opt, ind) {
      console.log(val, opt, ind)
      let loadData = this.chooseLoadData[ind]
      if (val.length < 2) {
        this.$message.warning('当前仓库无仓位，请选择其他仓库')
        const warehouseSnBackups = loadData.warehouseSnBackups || undefined
        const warehouseLocationSnBackups = loadData.warehouseLocationSnBackups || undefined
        loadData.warehouseSn = warehouseSnBackups
        loadData.warehouseLocationSn = warehouseLocationSnBackups
        if (warehouseSnBackups || warehouseLocationSnBackups) {
          loadData.warehouseCascade = [warehouseSnBackups, warehouseLocationSnBackups]
        } else {
          loadData.warehouseCascade = undefined
        }
      } else {
        loadData.warehouseSn = val[0] ? val[0] : ''
        loadData.warehouseLocationSn = val[1] ? val[1] : ''
        loadData.warehouseSnBackups = val[0] ? val[0] : ''
        loadData.warehouseLocationSnBackups = val[1] ? val[1] : ''
        loadData = this.chooseLoadData[ind]
        console.log(loadData)
        this.saveProduct(loadData, 'edit')
      }
    },
    // 重置列表
    resetForm () {
      this.productForm = {
        productName: '',
        productCode: ''
      }
      this.$refs.table.refresh(true)
    },
    // 明细统计
    getQueryCount (params) {
      salesReturnQueryCount(params).then(res => {
        this.countData = res.data || null
      })
    },
    // 获取单据详细
    getOrderDetail () {
      salesReturnDetail({ sn: this.orderSn }).then(res => {
        this.ordeDetail = res.data || null
      })
    },
    // 打折
    salesReturnDiscount () {
      if (this.ordeDetail.discountAmount < 0) {
        return
      }
      this.spinning = true
      salesReturnDiscount({
        discountAmount: this.ordeDetail.discountAmount,
        salesReturnSn: this.ordeDetail.salesReturnSn,
        id: this.ordeDetail.id
      }).then(res => {
        if (res.status == 200) {
          this.resetSearchForm()
          this.spinning = false
        } else {
          this.spinning = false
        }
      })
    },
    // 整单删除
    salesReturnDelAll () {
      const _this = this
      this.$confirm({
        title: '提示',
        content: '确认要整单删除吗？',
        centered: true,
        closable: true,
        onOk () {
          _this.delLoading = true
          _this.spinning = true
          salesReturnDelAll({ sn: _this.ordeDetail.salesReturnSn }).then(res => {
            if (res.status == 200) {
              _this.resetSearchForm()
            }
            _this.$message.info(res.message)
            _this.delLoading = false
            _this.spinning = false
          })
        }
      })
    },
    // 删除产品
    handleDel (row) {
      const _this = this
      this.$confirm({
        title: '提示',
        content: '确认要删除吗？',
        centered: true,
        closable: true,
        onOk () {
          _this.delLoading = true
          _this.spinning = true
          salesReturnDetailDel({ id: row.id }).then(res => {
            if (res.status == 200) {
              _this.resetSearchForm(true)
            }
            _this.$message.info(res.message)
            _this.delLoading = false
            _this.spinning = false
          })
        }
      })
    },
    //  重置
    resetSearchForm (flag) {
      this.$refs.table.refresh(!!flag)
      this.getOrderDetail()
    },
    // 添加或修改产品
    saveProduct (row, type) {
      console.log(row)
      // 防止多次添加产品
      if (this.isInster) {
        return
      }
      this.isInster = true
      const params = {
        'salesReturnBillSn': this.orderSn,
        'salesReturnBillNo': this.ordeDetail.salesReturnBillNo,
        'salesBillSn': row.salesBillSn,
        'salesBillNo': row.salesBillNo,
        'salesBillDetailSn': row.salesBillDetailSn,
        'price': type == 'edit' ? row.price : row.salePrice,
        'cost': row.putCost,
        'productSn': row.productSn,
        'celQty': row.celQty,
        'hasReturnQty': row.hasReturnQty,
        'warehouseLocationSn': row.warehouseLocationSn,
        'warehouseSn': row.warehouseSn
      }
      // 编辑
      if (type == 'edit') {
        params.id = row.id
        params.qty = row.qty
      } else {
        params.salesQty = row.qty
      }
      this.spinning = true
      salesReturnSaveProduct(params).then(res => {
        this.resetSearchForm(true)
        this.isInster = false
        this.spinning = false
      })
    },
    // 提交销售单
    handleSubmit () {
      this.spinning = true
      salesReturnSubmit({ sn: this.orderSn }).then(res => {
        if (res.status == 200) {
          this.handleBack()
          this.$message.success(res.message)
          this.spinning = false
        } else {
          this.spinning = false
        }
      })
    },
    // 打印预览/快捷打印
    handlePrint (type) {
      const _this = this
      _this.spinning = true
      salesReturnDetailPrint({ sn: this.$route.params.sn, type: this.printerType }).then(res => {
        _this.spinning = false
        if (res.type == 'application/json') {
          var reader = new FileReader()
          reader.addEventListener('loadend', function () {
            const obj = JSON.parse(reader.result)
            _this.$notification.error({
              message: '提示',
              description: obj.message
            })
          })
          reader.readAsText(res)
        } else {
          this.print(res, type)
        }
      })
    },
    print (data, type) {
      if (!data) {
        return
      }
      const url = window.URL.createObjectURL(new Blob([data], { type: 'application/pdf' }))
      document.getElementById('print').innerHTML = '<iframe id="printf" name="printf" src="' + url + '" hidden></iframe>'
      if (type == 'preview') { //  预览
        window.open(url)
      } else if (type == 'print') { //  打印
        window.frames['printf'].focus()
        window.frames['printf'].print()
      }
    }
  },
  mounted () {
    this.orderId = this.$route.params.id
    this.orderSn = this.$route.params.sn
    this.buyerSn = this.$route.params.buyerSn
    this.getOrderDetail()
    this.getWarehouseCascade()
  },
  beforeRouteEnter (to, from, next) {
    next(vm => {
      console.log('beforeRouteEnter')
    })
  }
}
</script>

<style lang="less">
  .pages-wrap{
    margin-top: 15px;
    .sTable{
      margin-top: 15px;
    }
    .total-bar{
      display: flex;
      align-items: center;
      justify-content: space-between;
      > div{
        &:last-child{
          display: flex;
          align-items: center;
          justify-content: space-between;
          > div{
            padding: 0 10px;
          }
        }
      }
    }
  }
</style>
