/*
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* Copyright (c) 2018-2028, Chill Zhuang All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* Neither the name of the dreamlu.net developer nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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* Author: Chill 庄骞 (smallchill@163.com)
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*/
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package org.springblade.modules.label.service.impl;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import io.swagger.models.auth.In;
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import org.springblade.common.node.TreeIntegerNode;
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import org.springblade.common.utils.NodeTreeUtil;
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import org.springblade.modules.label.entity.LabelEntity;
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import org.springblade.modules.label.mapper.LabelMapper;
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import org.springblade.modules.label.service.ILabelService;
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import org.springblade.modules.label.vo.LabelVO;
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import org.springframework.stereotype.Service;
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import java.math.BigDecimal;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.Optional;
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/**
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* 标签管理 服务实现类
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*
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* @author BladeX
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* @since 2023-10-28
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*/
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@Service
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public class LabelServiceImpl extends ServiceImpl<LabelMapper, LabelEntity> implements ILabelService {
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@Override
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public IPage<LabelVO> selectLabelPage(IPage<LabelVO> page, LabelVO label) {
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return page.setRecords(baseMapper.selectLabelPage(page, label));
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}
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/**
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* 标签查询，按父id查询下级
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*
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* @param label
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* @return
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*/
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// @Override
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// public Object getLabelList(LabelVO label) {
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// Map<Integer, TreeIntegerNode> labelList = baseMapper.getLabelList(label);
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// List<Integer> list = new ArrayList<>();
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// // 遍历
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// labelList.forEach((id, treeNode) -> {
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// if (treeNode.getHasChildren()) {
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// list.add(id);
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// }
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// });
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// if (list.size() > 0) {
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// // 查询子集
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// Map<Integer, TreeIntegerNode> childrenLabelList = baseMapper.getChildrenLabelList(list);
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// List<Integer> list2 = new ArrayList<>();
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// for (TreeIntegerNode value : childrenLabelList.values()) {
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// if(value.getHasChildren()){
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// list2.add(value.getId());
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// }
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// }
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// Map<Integer, TreeIntegerNode> childrenLabelList2 = baseMapper.getChildrenLabelList(list2);
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// // 合并集合
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// labelList.putAll(childrenLabelList);
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// labelList.putAll(childrenLabelList2);
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// }
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// // 处理并返回
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// return NodeTreeUtil.getNodeTree(labelList);
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// }
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@Override
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public Object getLabelList(LabelVO label) {
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// 使用Optional避免空指针异常
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Optional<Map<Integer, TreeIntegerNode>> labelListOptional = Optional.ofNullable(baseMapper.getLabelList(label));
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if (!labelListOptional.isPresent()) {
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return null; // 返回空Map代替null
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}
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Map<Integer, TreeIntegerNode> labelList = labelListOptional.get();
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List<Integer> list = new ArrayList<>();
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// 遍历，筛选有子节点的标签
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labelList.forEach((id, treeNode) -> {
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if (treeNode.getHasChildren()) {
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list.add(id);
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}
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});
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if (!list.isEmpty()) {
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// 使用批量查询以提高性能
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Map<Integer, TreeIntegerNode> childrenLabelList = baseMapper.getChildrenLabelList(list);
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List<Integer> list2 = new ArrayList<>();
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// 筛选出有子节点的标签
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childrenLabelList.values().forEach(value -> {
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if(value.getHasChildren()){
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list2.add(value.getId());
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}
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});
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// 避免重复查询，直接合并结果
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labelList.putAll(childrenLabelList);
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if (!list2.isEmpty()) {
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// 如果有第二层子节点，进行查询并合并
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Map<Integer, TreeIntegerNode> childrenLabelList2 = baseMapper.getChildrenLabelList(list2);
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labelList.putAll(childrenLabelList2);
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}
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}
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// 处理并返回标签树
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return NodeTreeUtil.getNodeTree(labelList); // 假设NodeTreeUtil.getNodeTree已做空值检查
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}
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@Override
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public List<TreeIntegerNode> tree(LabelVO label) {
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Map<Integer, TreeIntegerNode> labelTreeList = baseMapper.getLabelTreeList(label);
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List<TreeIntegerNode> nodeTree = NodeTreeUtil.getNodeTree(labelTreeList);
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nodeTree.forEach(node -> recursion(node));
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return nodeTree;
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}
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private void recursion(TreeIntegerNode node) {
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if (node.getChildren() != null && node.getChildren().size() > 0) {
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// BigDecimal bigDecimal = BigDecimal.valueOf(0);
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// node.setCount(node.getChildren().stream().map(item -> {
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// bigDecimal.add(BigDecimal.valueOf(item.getCount()));
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// }));
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node.getChildren().forEach(node2 -> recursion(node2));
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} else {
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node.setChildren(null);
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}
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}
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/**
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* 查询人员标签（不包含人这一级）
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* @param label
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* @return
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*/
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@Override
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public List<TreeIntegerNode> getPersonLabelList(LabelVO label) {
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Map<Integer, TreeIntegerNode> labelTreeList = baseMapper.getPersonLabelList(label);
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List<TreeIntegerNode> nodeTree = NodeTreeUtil.getNodeTree(labelTreeList);
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nodeTree.forEach(node -> recursion(node));
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return nodeTree;
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}
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}
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