ant-vue Table组件selectedRows翻页后不保留上一页已选

<template>

      <s-table
        :pageSize="queryParam.size"
        ref="table"
        size="default"
        rowKey="id"
        :columns="columns"
        :data="loadData"
        :rowSelection="{
          selectedRowKeys: selectedRowKeys,
          onChange: onSelectChange,
           onSelect:onSelect,
            onSelectAll:onSelectAll,
        }"
        :customRow="handleCheck"
        :scroll="{ y: 'calc(100vh - 450px)' }"
      ></s-table>
  

</template>

<script>
import { STable } from '@/components'
const columns = [
  {
    title: '发票ID',
    dataIndex: 'id',
    key: 'id',
     100
  },
  {
    title: '发票号码',
    dataIndex: 'invoiceNo',
    key: 'invoiceNo',
     100
  },
  {
    title: '客户名称',
    dataIndex: 'cusName',
    key: 'cusName',
     100
  },
  {
    title: '上传时间',
    dataIndex: 'createTime',
    key: 'createTime',
     100
  },

]
export default {
  name: 'RelationInvoice',


  computed: {
   

  },
  watch: {},
  components: {
    SerachModal,
    STable,
    DhEmpty
  },
  data () {
    return {
      columns,
     
      selectedRowKeys: [],
      selectedRows:[],
    }
  },
  created () {
  
  },
  methods: {



    onSelect (record, selected, selectedRows) {
      if (selected) {
        this.selectedRows.push(record);
      }

      if (!selected) {
        let delIndex = this.selectedRows.findIndex(val => {
          return val.id === record.id
        })
        this.selectedRows.splice(delIndex, 1);
      }
    },
    onSelectAll (selected, selectedRows, changeRows) {
      if (selected) {
        this.selectedRows = this.selectedRows.concat(changeRows);
      }

      if (!selected) {
        let selectedRows = JSON.parse(JSON.stringify(this.selectedRows));

        let delIndex = [];
        selectedRows.forEach((item, index) => {
          changeRows.forEach((val, itemIndex) => {
            if (item.id === val.id) {
              delIndex.push(index);
            }
          })
        })

        delIndex.forEach(item => {
          delete selectedRows[item];
        })

        selectedRows = selectedRows.filter(item => {
          return item != undefined;
        })
        this.selectedRows = selectedRows
      }
    },
 


    onSelectChange (selectedRowKeys, selectedRows) {
      this.selectedRowKeys = selectedRowKeys

    },

    handleCheck (record, index) {
      return {
        on: {
          click: e => {
            const checkIndex = this.selectedRowKeys.indexOf(record.id)
            if (checkIndex === -1) {
              this.selectedRowKeys.push(record.id)
              this.selectedRows.push(record)
            } else {
              this.selectedRowKeys.splice(checkIndex, 1)
              this.selectedRows.splice(checkIndex, 1)
            }
          }
        }
      }
    }
  }
}
</script>

<style <style lang="less" scoped>
</style>