el-table表格索引分页连续

在树形列表中

　　　　　　　　<el-table-column type="index" label="序号" width="55">
                <template slot-scope="scope">
                  <!-- 父级 -->
                  <div v-if="scope.row.hasOwnProperty('replaceType')">
                    {{ (searchGoods.pageNum-1) * searchGoods.pageSize + indexList[scope.$index] }}
                  </div>
                </template>
              </el-table-column>

    getProGoodsList() {
      this.fullscreenLoading = true;
      this.searchGoods.productId = this.nowRow.id;
      getProductGoodsPage(this.searchGoods).then((res) => {
        this.productGoodsList = res.data;
        this.goodsTotal = res.total;
        let indexList = [];
        const getIndex = (data, index) => {
　　　　　　// 获取indexList
          indexList.push(index + 1);
          if(data.replaceGoodsList && data.replaceGoodsList.length > 0){
            data.replaceGoodsList.map((item, index) => getIndex(item, index))
          }
        }
        this.productGoodsList.map((item, index) => getIndex(item, index));
        this.indexList = indexList;
      }).finally(() => {
        this.fullscreenLoading = false;
      });
    },