<template>
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<a-card :bordered="false">
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<!-- 操作按钮区域 -->
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<div class="table-operator">
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<a-button @click="handleAdd" type="primary" icon="plus">新增</a-button>
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<a-button type="primary" icon="download" @click="handleExportXls('分类字典')">导出</a-button>
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<a-upload name="file" :showUploadList="false" :multiple="false" :headers="tokenHeader" :action="importExcelUrl" @change="handleImportExcel">
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<a-button type="primary" icon="import">导入</a-button>
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</a-upload>
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<a-dropdown v-if="selectedRowKeys.length > 0">
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<a-menu slot="overlay">
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<a-menu-item key="1" @click="batchDel"><a-icon type="delete"/>删除</a-menu-item>
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</a-menu>
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<a-button style="margin-left: 8px"> 批量操作 <a-icon type="down" /></a-button>
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</a-dropdown>
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</div>
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<!-- table区域-begin -->
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<div>
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<div class="ant-alert ant-alert-info" style="margin-bottom: 16px;">
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<i class="anticon anticon-info-circle ant-alert-icon"></i> 已选择 <a style="font-weight: 600">{{ selectedRowKeys.length }}</a>项
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<a style="margin-left: 24px" @click="onClearSelected">清空</a>
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</div>
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<a-table
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ref="table"
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size="middle"
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rowKey="id"
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:columns="columns"
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:dataSource="dataSource"
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:pagination="ipagination"
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:loading="loading"
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:expandedRowKeys="expandedRowKeys"
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@change="handleTableChange"
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@expand="handleExpand"
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v-bind="tableProps">
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<span slot="action" slot-scope="text, record">
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<a @click="handleEdit(record)">编辑</a>
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<a-divider type="vertical" />
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<a-popconfirm title="确定删除吗?" @confirm="() => handleDelete(record)">
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<a>删除</a>
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</a-popconfirm>
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<a-divider type="vertical" />
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<a @click="handleAddSub(record)">添加下级</a>
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</span>
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</a-table>
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</div>
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<sysCategory-modal ref="modalForm" @ok="modalFormOk"></sysCategory-modal>
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</a-card>
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</template>
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<script>
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import { getAction } from '@/api/manage'
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import { JeecgListMixin } from '@/mixins/JeecgListMixin'
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import SysCategoryModal from './modules/SysCategoryModal'
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import { deleteAction } from '@/api/manage'
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export default {
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name: "SysCategoryList",
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mixins:[JeecgListMixin],
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components: {
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SysCategoryModal
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},
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data () {
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return {
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description: '分类字典管理页面',
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// 表头
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columns: [
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{
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title:'分类名称',
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align:"left",
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dataIndex: 'name'
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},
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{
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title:'分类编码',
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align:"left",
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dataIndex: 'code'
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},
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{
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title: '操作',
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dataIndex: 'action',
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align:"center",
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scopedSlots: { customRender: 'action' },
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}
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],
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url: {
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list: "/sys/category/rootList",
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childList: "/sys/category/childList",
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getChildListBatch: "/sys/category/getChildListBatch",
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delete: "/sys/category/delete",
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deleteBatch: "/sys/category/deleteBatch",
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exportXlsUrl: "/sys/category/exportXls",
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importExcelUrl: "sys/category/importExcel",
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},
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expandedRowKeys:[],
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hasChildrenField:"hasChild",
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pidField:"pid",
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dictOptions:{
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},
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subExpandedKeys:[],
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}
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},
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computed: {
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importExcelUrl(){
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return `${window._CONFIG['domianURL']}/${this.url.importExcelUrl}`;
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},
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tableProps() {
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let _this = this
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return {
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// 列表项是否可选择
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rowSelection: {
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selectedRowKeys: _this.selectedRowKeys,
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onChange: (selectedRowKeys) => _this.selectedRowKeys = selectedRowKeys
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}
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}
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}
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},
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methods: {
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loadData(arg){
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if(arg==1){
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this.ipagination.current=1
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}
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this.loading = true
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let params = this.getQueryParams()
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return new Promise((resolve) => {
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getAction(this.url.list,params).then(res=>{
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if(res.success){
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let result = res.result
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if(Number(result.total)>0){
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this.ipagination.total = Number(result.total)
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this.dataSource = this.getDataByResult(res.result.records)
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//update--begin--autor:lvdandan-----date:20201204------for：JT-31 删除成功后默认展开已展开信息
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return this.loadDataByExpandedRows(this.dataSource)
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//update--end--autor:lvdandan-----date:20201204------for：JT-31 删除成功后默认展开已展开信息
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}else{
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this.ipagination.total=0
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this.dataSource=[]
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}
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}else{
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this.$message.warning(res.message)
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}
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}).finally(()=>{
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this.loading = false
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})
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})
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},
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getDataByResult(result){
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if(result && result.length>0){
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return result.map(item=>{
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//判断是否标记了带有子节点
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if(item[this.hasChildrenField]=='1'){
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let loadChild = { id: item.id+'_loadChild', name: 'loading...', isLoading: true }
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item.children = [loadChild]
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}
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return item
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})
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}
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},
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handleExpand(expanded, record){
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// 判断是否是展开状态
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if (expanded) {
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this.expandedRowKeys.push(record.id)
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if (record.children.length>0 && record.children[0].isLoading === true) {
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let params = this.getQueryParams();//查询条件
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params[this.pidField] = record.id
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getAction(this.url.childList,params).then((res)=>{
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if(res.success){
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if(res.result && res.result.length>0){
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record.children = this.getDataByResult(res.result)
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this.dataSource = [...this.dataSource]
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}else{
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record.children=''
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record.hasChildrenField='0'
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}
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}else{
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this.$message.warning(res.message)
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}
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})
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}
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}else{
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let keyIndex = this.expandedRowKeys.indexOf(record.id)
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if(keyIndex>=0){
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this.expandedRowKeys.splice(keyIndex, 1);
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}
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}
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},
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initDictConfig(){
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},
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modalFormOk(formData,arr){
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if(!formData.id){
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this.addOk(formData,arr)
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}else{
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this.editOk(formData,this.dataSource)
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this.dataSource=[...this.dataSource]
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}
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},
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editOk(formData,arr){
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if(arr && arr.length>0){
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for(let i=0;i<arr.length;i++){
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if(arr[i].id==formData.id){
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arr[i]=formData
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break
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}else{
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this.editOk(formData,arr[i].children)
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}
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}
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}
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},
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async addOk(formData,arr){
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if(!formData[this.pidField]){
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this.loadData()
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}else{
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this.expandedRowKeys=[]
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console.log("22222",arr)
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for(let i of arr){
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await this.expandTreeNode(i)
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}
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}
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},
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expandTreeNode(nodeId){
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return new Promise((resolve,reject)=>{
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this.getFormDataById(nodeId,this.dataSource)
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let row = this.parentFormData
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this.expandedRowKeys.push(nodeId)
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let params = this.getQueryParams();//查询条件
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params[this.pidField] = nodeId
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getAction(this.url.childList,params).then((res)=>{
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console.log("11111",res)
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if(res.success){
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if(res.result && res.result.length>0){
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row.children = this.getDataByResult(res.result)
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this.dataSource = [...this.dataSource]
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resolve()
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}else{
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row.children=''
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row.hasChildrenField='0'
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reject()
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}
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}else{
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reject()
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}
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})
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})
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},
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getFormDataById(id,arr){
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if(arr && arr.length>0){
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for(let i=0;i<arr.length;i++){
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if(arr[i].id==id){
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this.parentFormData = arr[i]
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}else{
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this.getFormDataById(id,arr[i].children)
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}
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}
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}
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},
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handleAddSub(record){
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this.subExpandedKeys = [];
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this.getExpandKeysByPid(record.id,this.dataSource,this.dataSource)
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this.$refs.modalForm.subExpandedKeys = this.subExpandedKeys;
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this.$refs.modalForm.title = "添加子分类";
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this.$refs.modalForm.edit({'pid':record.id});
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this.$refs.modalForm.disableSubmit = false;
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},
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handleDelete: function (record) {
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let that = this;
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deleteAction(that.url.delete, {id: record.id}).then((res) => {
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if (res.success) {
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//update--begin--autor:lvdandan-----date:20201204------for：JT-31 删除成功后默认展开已展开信息
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that.loadData();
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//update--end--autor:lvdandan-----date:20201204------for：JT-31 删除成功后默认展开已展开信息
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} else {
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that.$message.warning(res.message);
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}
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});
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},
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// 添加子分类时获取所有父级id
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getExpandKeysByPid(pid,arr,all){
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if(pid && arr && arr.length>0){
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for(let i=0;i<arr.length;i++){
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if(arr[i].id==pid){
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this.subExpandedKeys.push(arr[i].id)
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this.getExpandKeysByPid(arr[i]['pid'],all,all)
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}else{
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this.getExpandKeysByPid(pid,arr[i].children,all)
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}
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}
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}
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},
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// 根据已展开的行查询数据（用于保存后刷新时异步加载子级的数据）
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loadDataByExpandedRows(dataList) {
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if (this.expandedRowKeys.length > 0) {
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return getAction(this.url.getChildListBatch,{ parentIds: this.expandedRowKeys.join(',') }).then(res=>{
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if (res.success && res.result.records.length>0) {
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//已展开的数据批量子节点
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let records = res.result.records
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const listMap = new Map();
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for (let item of records) {
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let pid = item[this.pidField];
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if (this.expandedRowKeys.join(',').includes(pid)) {
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let mapList = listMap.get(pid);
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if (mapList == null) {
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mapList = [];
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}
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mapList.push(item);
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listMap.set(pid, mapList);
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}
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}
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let childrenMap = listMap;
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let fn = (list) => {
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if(list) {
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list.forEach(data => {
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if (this.expandedRowKeys.includes(data.id)) {
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data.children = this.getDataByResult(childrenMap.get(data.id))
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fn(data.children)
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}
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})
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}
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}
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fn(dataList)
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}
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})
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} else {
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return Promise.resolve()
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}
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},
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}
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}
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</script>
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<style scoped>
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@import '~@assets/less/common.less'
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</style>
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