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