<template>
  <a-modal
    centered
    class="chooseProducts-modal"
    :footer="null"
    :maskClosable="false"
    title="新增"
    v-model="isShow"
    @cancel="isShow=false"
    :width="900">
    <a-spin :spinning="spinning" tip="Loading...">
      <div class="products-con">
        <div style="display:flex;align-items: center;padding:10px 0;">
          <div style="font-size:14px;"><span style="color:red;">*</span>供应商名称：</div>
          <div style="flex-grow: 1;">
            <supplier style="width:50%" ref="supplier" v-model="supplierSn" @change="getChoosed" placeholder="请输入供应商名称搜索"></supplier>
          </div>
        </div>
        <div style="padding:10px 0;border-bottom: 1px solid #eee;">
          <span style="font-size:14px;">选择产品</span>
          <span style="font-weight: bold;" v-if="rowSelectionInfo&&rowSelectionInfo.selectedRowKeys.length">
            （已选：{{ rowSelectionInfo&&rowSelectionInfo.selectedRowKeys.length||0 }}个）
          </span>
        </div>
        <div style="padding:15px 0 0;">
          <!-- 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="handleSearch"
              :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">
                    <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">
                    <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>
          <!-- 列表 -->
          <s-table
            class="sTable"
            ref="table"
            size="small"
            :rowKey="(record) => record.productSn"
            rowKeyName="productSn"
            :row-selection="{ columnWidth: 40, getCheckboxProps:record =>({props: { disabled: this.chooseData && this.chooseData.indexOf(record.productSn) > -1 }}) }"
            @rowSelection="rowSelectionFun"
            :columns="columns"
            :data="loadData"
            :defaultLoadData="false"
            bordered>
          </s-table>
        </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-spin>
  </a-modal>
</template>

<script>
import { STable } from '@/components'
import { productBrandQuery } from '@/api/productBrand'
import { productTypeQuery, productTypeQueryAll } from '@/api/productType'
import supplier from '@/views/common/supplier.js'
import { addProduct, supplierProductSnList } from '@/api/supplier'
import { productPricingList } from '@/api/product'
export default {
  name: 'ChooseProductsModal',
  components: { STable, supplier },
  props: {
    openModal: { //  弹框显示状态
      type: Boolean,
      default: false
    },
    type: { //  类型，经销权设置dealership,  供应商添加产品supplier
      type: String,
      default: 'supplier'
    },
    dealerSn: {
      type: String || Number,
      default: ''
    }
  },
  data () {
    return {
      spinning: false,
      isShow: this.openModal, //  是否打开弹框
      formItemLayout: {
        labelCol: { span: 4 },
        wrapperCol: { span: 20 }
      },
      supplierSn: undefined, // 供应商sn
      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' } ]
      },
      chooseData: [], // 已选产品
      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 || '--' } }
      ],
      // 加载数据方法 必须为 Promise 对象
      loadData: parameter => {
        this.disabled = true
        this.spinning = true
        const params = Object.assign(parameter, this.queryParam)
        return productPricingList(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
          }
          this.spinning = false
          return data
        })
      },
      productBrandList: [], //  品牌下拉数据
      productTypeList: [], //  分类下拉数据
      rowSelectionInfo: null
    }
  },
  methods: {
    // 表格选中项
    rowSelectionFun (obj) {
      this.rowSelectionInfo = obj || null
    },
    // 查询所有已选sn
    getChoosed () {
      this.spinning = true
      supplierProductSnList({ sn: this.supplierSn }).then(res => {
        if (res.status == 200) {
          this.$refs.table.clearTable()
          this.chooseData = res.data //  包含先前所选产品
          this.handleSearch()
        }
        this.spinning = false
      })
    },
    // 查询
    handleSearch () {
      const _this = this
      _this.$refs.ruleForm.validate(valid => {
        if (valid) {
          if (_this.supplierSn) {
            _this.$refs.table.refresh(true)
          } else {
            _this.$message.warning('请先选择供应商！')
          }
        } 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.supplierSn = undefined  //供应商sn
    },
    //  重置
    resetSearchForm () {
      this.resetData()
      // this.$refs.table.clearTable()
      this.$refs.table.refresh(true)
    },
    // 保存
    handleSave () {
      const _this = this
      if (!this.supplierSn) {
        this.$message.warning('请先选择供应商！')
        return
      }
      if (!this.rowSelectionInfo || (this.rowSelectionInfo && this.rowSelectionInfo.selectedRowKeys.length < 1)) {
        this.$message.warning('请选择产品！')
        return
      }
      const arr = []
      this.rowSelectionInfo && this.rowSelectionInfo.selectedRowKeys.map(item => {
        if (_this.chooseData.indexOf(item) == -1) {
          arr.push(item)
        }
      })
      if (arr.length) {
        this.addProduct(arr)
      } else {
        this.$message.warning('请选择产品！')
      }
    },
    // 添加产品  数据处理
    addProduct (arr) {
      this.spinning = true
      addProduct({
        supplierSn: this.supplierSn,
        productSnList: arr
      }).then(res => {
        if (res.status == 200) {
          this.$emit('ok')
          this.isShow = false
        }
        this.spinning = false
      })
    },
    //  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 () {
      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.$emit('close')
        this.$refs.table.clearTable()
        this.chooseData = []
        this.supplierSn = undefined
        this.resetData()
      } else {
        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>
