<template>
  <a-modal
    centered
    class="chooseProducts-modal"
    :footer="null"
    :maskClosable="false"
    title="选择产品"
    v-model="isShow"
    @cancle="isShow=false"
    :width="900">
    <div class="products-con">
      <div>
        <!-- 搜索条件 -->
        <div class="table-page-search-wrapper">
          <a-form-model
            ref="ruleForm"
            class="form-model-con"
            layout="inline"
            :model="queryParam"
            :rules="rules"
            @keyup.enter.native="getProductList(1)"
            :label-col="formItemLayout.labelCol"
            :wrapper-col="formItemLayout.wrapperCol">
            <a-row :gutter="15">
              <a-col :md="6" :sm="24">
                <a-form-model-item label="产品编码" prop="code">
                  <a-input id="chooseProducts-code" v-model.trim="queryParam.code" allowClear placeholder="请输入产品编码"/>
                </a-form-model-item>
              </a-col>
              <a-col :md="6" :sm="24">
                <a-form-model-item label="产品品牌" :prop="type=='dealership'?'productBrandSn':''">
                  <a-select
                    placeholder="请选择产品品牌"
                    id="chooseProducts-productBrandSn"
                    allowClear
                    v-model="queryParam.productBrandSn"
                    :showSearch="true"
                    option-filter-prop="children"
                    :filter-option="filterOption">
                    <a-select-option v-for="item in productBrandList" :key="item.brandSn" :value="item.brandSn">{{ item.brandName }}</a-select-option>
                  </a-select>
                </a-form-model-item>
              </a-col>
              <a-col :md="6" :sm="24">
                <a-form-model-item label="产品分类" :prop="type=='dealership'?'productType':''">
                  <a-cascader
                    @change="changeProductType"
                    change-on-select
                    v-model="queryParam.productType"
                    expand-trigger="hover"
                    :options="productTypeList"
                    :fieldNames="{ label: 'productTypeName', value: 'productTypeSn', children: 'children' }"
                    id="chooseProducts-productType"
                    placeholder="请选择产品分类"
                    allowClear />
                </a-form-model-item>
              </a-col>
              <a-col :md="6" :sm="24" style="margin-bottom: 10px;">
                <a-button type="primary" @click="handleSearch" :disabled="disabled" id="chooseProducts-refresh">查询</a-button>
                <a-button style="margin-left: 5px" @click="resetSearchForm" :disabled="disabled" id="chooseProducts-reset">重置</a-button>
              </a-col>
            </a-row>
          </a-form-model></a-form>
        </div>
        <p style="font-weight: bold;">当前已选：{{ selectedRowKeys.length }}个</p>
        <!-- 列表 -->
        <a-table
          class="sTable"
          ref="table"
          size="small"
          :rowKey="(record) => record.productSn"
          :row-selection="{
            selectedRowKeys: selectedRowKeys,
            onChange: onChange,
            onSelect: onSelectChange,
            onSelectAll: onSelectAllChange,
            getCheckboxProps:record =>({props: {
              disabled: (this.type == 'supplier') && (this.selectedRowKeys.indexOf(record.productSn) > -1)
            }})
          }"
          :data-source="loadData"
          :columns="columns"
          :pagination="false"
          :loading="loading"
          :scroll="{ y: 450 }"
          bordered>
        </a-table>
        <!-- 分页 -->
        <tablePagination
          ref="tablePagination"
          :total="paginationProps.total"
          :current="paginationProps.current"
          :pageSize="paginationProps.pageSize"
          @changePageSize="changePageSize"
          @changePage="changePage" />
      </div>
      <!-- 按钮 -->
      <div class="btn-con">
        <a-button
          type="primary"
          id="chooseProducts-save"
          size="large"
          class="button-primary"
          @click="handleSave"
          style="padding: 0 60px;">保存</a-button>
        <a-button
          id="chooseProducts-cancel"
          size="large"
          class="button-cancel"
          @click="isShow=false"
          style="padding: 0 60px;margin-left: 15px;">取消</a-button>
      </div>
    </div>
  </a-modal>
</template>

<script>
import { STable } from '@/components'
import tablePagination from '@/views/common/tablePagination.vue'
import { productBrandQuery } from '@/api/productBrand'
import { productTypeQuery, productTypeQueryAll } from '@/api/productType'
import { dealerScopeValidProduct } from '@/api/dealerScope'
import { productPricedList, productPricingList } from '@/api/product'
export default {
  name: 'ChooseProductsModal',
  components: { STable, tablePagination },
  props: {
    openModal: { //  弹框显示状态
      type: Boolean,
      default: false
    },
    chooseData: {
      type: Array,
      default: () => {
        return []
      }
    },
    type: { //  类型，经销权设置dealership,  供应商添加产品supplier
      type: String,
      default: ''
    },
    dealerSn: {
      type: String || Number,
      default: ''
    }
  },
  data () {
    return {
      isShow: this.openModal, //  是否打开弹框
      formItemLayout: {
        labelCol: { span: 4 },
        wrapperCol: { span: 20 }
      },
      queryParam: { //  查询条件
        code: '', //  产品编码
        productBrandSn: undefined, //  产品品牌
        productType: [],
        productTypeSn1: '', //  产品一级分类
        productTypeSn2: '', //  产品二级分类
        productTypeSn3: '' //  产品三级分类
      },
      rules: {
        productBrandSn: [ { required: true, message: '请选择产品品牌', trigger: 'change' } ],
        productType: [ { required: true, message: '请选择产品分类', trigger: 'change' } ]
      },
      disabled: false, //  查询、重置按钮是否可操作
      loading: false, //  表格加载中
      columns: [
        { title: '序号', dataIndex: 'no', width: 80, align: 'center' },
        { title: '产品编码', dataIndex: 'code', align: 'center' },
        { title: '产品名称', dataIndex: 'name', align: 'center', ellipsis: true, customRender: function (text) { return text || '--' } }
      ],
      loadData: [],
      paginationProps: {
        total: 0, //  分页总条数
        current: 1,
        pageSize: 20
      },
      productBrandList: [], //  品牌下拉数据
      productTypeList: [], //  分类下拉数据
      selectedRowKeys: [],
      selectedRows: []
    }
  },
  methods: {
    // 查询
    handleSearch () {
      const _this = this
      _this.$refs.ruleForm.validate(valid => {
        if (valid) {
          if (_this.type == 'dealership') { //  设置经销权时选择产品
            // 校验产品是否被包含在品牌分类中
            const params = []
            if (_this.queryParam.productBrandSn) {
              params.push({
                dealerSn: _this.dealerSn,
                goodsType: 'BRAND',
                goodsSn: _this.queryParam.productBrandSn
              })
            }
            if (_this.queryParam.productTypeSn1) {
              params.push({
                dealerSn: _this.dealerSn,
                goodsType: 'CATEGORY',
                goodsSn: _this.queryParam.productTypeSn1
              })
            }
            if (_this.queryParam.productTypeSn2) {
              params.push({
                dealerSn: _this.dealerSn,
                goodsType: 'CATEGORY',
                goodsSn: _this.queryParam.productTypeSn2
              })
            }
            if (_this.queryParam.productTypeSn3) {
              params.push({
                dealerSn: _this.dealerSn,
                goodsType: 'CATEGORY',
                goodsSn: _this.queryParam.productTypeSn3
              })
            }
            dealerScopeValidProduct(params).then(res => {
              if (res.status == 200) {
                _this.getProductList(1)
              }
            })
          } else {
            _this.getProductList(1)
          }
        } else {
          return false
        }
      })
    },
    // 重置数据
    resetData () {
      this.queryParam.code = ''
      this.queryParam.productBrandSn = undefined
      this.queryParam.productTypeSn1 = ''
      this.queryParam.productTypeSn2 = ''
      this.queryParam.productTypeSn3 = ''
      this.queryParam.productType = []
      this.paginationProps.total = 0
      this.paginationProps.current = 1
      this.paginationProps.pageSize = 20
    },
    //  重置
    resetSearchForm () {
      this.resetData()
      this.loadData = []
      this.disabled = false
    },
    // 保存
    handleSave () {
      const _this = this
      if (this.selectedRowKeys.length < 1) {
        this.$message.warning('请在列表勾选后再进行操作！')
        return
      }
      if (this.type == 'supplier') { //  供应商增加产品
        const arr = []
        this.selectedRowKeys.map(item => {
          if (_this.chooseData.indexOf(item) == -1) {
            arr.push(item)
          }
        })
        this.$emit('ok', arr)
      } else {
        this.$emit('ok', this.selectedRows)
      }
      this.isShow = false
    },
    onChange (selectedRowKeys, selectedRows) {
      this.selectedRowKeys = selectedRowKeys
    },
    onSelectChange (record, selected, selectedRows, nativeEvent) {
      const _this = this
      if (this.type != 'supplier') { //  供应商增加产品
        if (selected) { //  选择
          this.selectedRows.push(record)
        } else { //  取消
          this.selectedRows.map((item, index) => {
            if (item.productSn == record.productSn) {
              _this.selectedRows.splice(index, 1)
            }
          })
        }
      }
    },
    // 本页全选/取消全选
    onSelectAllChange (selected, selectedRows, changeRows) {
      const _this = this
      if (this.type != 'supplier') { //  供应商增加产品
        if (selected) { //  选择
          this.selectedRows = [...this.selectedRows, ...changeRows]
        } else { //  取消
          this.selectedRows.map((item, index) => {
            this.selectedRows.map((subItem, ind) => {
              if (item.productSn == subItem.productSn) {
                _this.selectedRows.splice(index, 1)
              }
            })
          })
        }
      }
    },
    // 产品列表
    getProductList (pageNo) {
      this.paginationProps.current = pageNo || this.paginationProps.current
      this.disabled = true
      const params = {
        pageNo: this.paginationProps.current,
        pageSize: this.paginationProps.pageSize
      }
      this.loading = true
      let url = productPricedList //  获取定过价的产品
      if (this.type == 'supplier') { //  供应商增加产品
        url = productPricingList //  获取定价产品
      }
      if (this.type != 'supplier' && this.type != 'dealership') { //  促销
        params.onlineFalg = 1
      }
      url(Object.assign(params, this.queryParam)).then(res => {
        this.loading = false
        if (res.status == 200) {
          const data = res.data
          this.paginationProps.total = Number(res.data.count) || 0
          this.paginationProps.current = data.pageNo
          const no = (data.pageNo - 1) * data.pageSize
          for (var i = 0; i < data.list.length; i++) {
            data.list[i].no = no + i + 1
          }
          this.loadData = data.list
          this.disabled = false
        } else {
          this.paginationProps.total = 0
          this.paginationProps.current = 1
          this.paginationProps.pageSize = 20
          this.loadData = []
        }
      })
    },
    //  已选产品 分页  一页多少条change
    changePageSize (current, pageSize) {
      this.paginationProps.current = current
      this.paginationProps.pageSize = pageSize
      this.getProductList()
    },
    //  已选产品 分页 页码change
    changePage (current) {
      this.paginationProps.current = current
      this.getProductList()
    },
    //  产品分类  change
    changeProductType (val, opt) {
      this.queryParam.productTypeSn1 = val[0] ? val[0] : ''
      this.queryParam.productTypeSn2 = val[1] ? val[1] : ''
      this.queryParam.productTypeSn3 = val[2] ? val[2] : ''
    },
    filterOption (input, option) {
      return (
        option.componentOptions.children[0].text.toLowerCase().indexOf(input.toLowerCase()) >= 0
      )
    },
    //  产品品牌  列表
    getProductBrand () {
      productBrandQuery({}).then(res => {
        if (res.status == 200) {
          this.productBrandList = res.data
        } else {
          this.productBrandList = []
        }
      })
    },
    //  产品分类  列表
    getProductType () {
      if (this.type != 'supplier' && this.type != 'dealership') { //  促销
        productTypeQueryAll({}).then(res => {
          if (res.status == 200) {
            this.productTypeList = res.data
          } else {
            this.productTypeList = []
          }
        })
      } else {
        productTypeQuery({}).then(res => {
          if (res.status == 200) {
            this.productTypeList = res.data
          } else {
            this.productTypeList = []
          }
        })
      }
    }
  },
  watch: {
    //  父页面传过来的弹框状态
    openModal (newValue, oldValue) {
      this.isShow = newValue
    },
    //  重定义的弹框状态
    isShow (newValue, oldValue) {
      if (!newValue) {
        this.$emit('close')
        this.loadData = []
        this.disabled = false
        this.resetData()
      } else {
        if (this.type == 'supplier') { //  供应商增加产品
          this.selectedRows = []
          this.selectedRowKeys = this.chooseData
        } else {
          this.selectedRows = this.chooseData
          this.selectedRowKeys = []
          this.chooseData.map(item => {
            this.selectedRowKeys.push(item.goodsSn)
          })
        }
        if (this.productBrandList.length == 0) {
          this.getProductBrand()
        }
        if (this.productTypeList.length == 0) {
          this.getProductType()
        }
      }
    }
  }
}
</script>

<style lang="less" scoped>
  .chooseProducts-modal{
    .products-con{
      .btn-con{
        text-align: center;
        margin: 30px 0 20px;
        .button-cancel{
          font-size: 12px;
        }
      }
    }
  }
</style>
