guoshilong
2024-02-02 36b7f863fda32d53b5cdadd6ee1514de4aea3905
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package org.springblade.common.utils;
 
import org.springblade.common.node.TreeIntegerNode;
import org.springblade.common.node.TreeLongNode;
import org.springblade.common.node.TreeStringNode;
import org.springblade.core.tool.node.TreeNode;
import org.springblade.modules.doorplateAddress.vo.DoorplateAddressVOTree;
import org.springblade.modules.house.vo.HouseTree;
import org.springblade.modules.system.node.DeptUserTreeNode;
 
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
 
/**
 * node tree 工具类
 * @author zhongrj
 * @since 2023-10-28
 */
public class NodeTreeUtil {
 
    /**
     * 树转换
     * @param treeMap
     * @return
     */
    public static List<TreeIntegerNode> getNodeTree(Map<Integer, TreeIntegerNode> treeMap){
        List<TreeIntegerNode> tree = new ArrayList<>();
        if (treeMap.size() > 1) {
            treeMap.forEach((id, treeNode) -> {
                if (treeMap.containsKey(treeNode.getParentId())) {
                    treeMap.get(treeNode.getParentId()).getChildren().add(treeNode);
                } else {
                    tree.add(treeNode);
                }
            });
        }
        return tree;
    }
 
    /**
     * 树转换
     * @param treeMap
     * @return
     */
    public static List<TreeLongNode> getLongNodeTree(Map<Long, TreeLongNode> treeMap){
        List<TreeLongNode> tree = new ArrayList<>();
        if (treeMap.size() > 1) {
            treeMap.forEach((id, treeNode) -> {
                if (treeMap.containsKey(treeNode.getParentId())) {
                    treeMap.get(treeNode.getParentId()).getChildren().add(treeNode);
                } else {
                    tree.add(treeNode);
                }
            });
        }
        return tree;
    }
 
    /**
     * 树转换
     * @param treeMap
     * @return
     */
    public static List<TreeStringNode> getStringNodeTree(Map<String, TreeStringNode> treeMap){
        List<TreeStringNode> tree = new ArrayList<>();
        if (treeMap.size() > 0) {
            if (treeMap.size()==1){
                treeMap.forEach((id, treeNode) -> {
                    tree.add(treeNode);
                });
            }else {
                treeMap.forEach((id, treeNode) -> {
                    if (treeMap.containsKey(treeNode.getParentId())) {
                        treeMap.get(treeNode.getParentId()).getChildren().add(treeNode);
                    } else {
                        tree.add(treeNode);
                    }
                });
            }
        }
        return tree;
    }
 
    /**
     * 树转换
     * @param treeMap
     * @return
     */
    public static List<DoorplateAddressVOTree> getAddressNodeTree(Map<String, DoorplateAddressVOTree> treeMap){
        List<DoorplateAddressVOTree> tree = new ArrayList<>();
        if (treeMap.size() > 1) {
            treeMap.forEach((code, treeNode) -> {
                if (treeMap.containsKey(treeNode.getParentCode())) {
                    treeMap.get(treeNode.getParentCode()).getChildren().add(treeNode);
                } else {
                    tree.add(treeNode);
                }
            });
        }
        return tree;
    }
 
    /**
     * 树转换
     * @param treeMap
     * @return
     */
    public static List<HouseTree> getHouseTree(Map<String, HouseTree> treeMap){
        List<HouseTree> tree = new ArrayList<>();
        if (treeMap.size() > 1) {
            treeMap.forEach((code, treeNode) -> {
                if (treeMap.containsKey(treeNode.getParentCode())) {
                    treeMap.get(treeNode.getParentCode()).getChildren().add(treeNode);
                } else {
                    tree.add(treeNode);
                }
            });
        }
        return tree;
    }
 
 
    /**
     * list 转 tree 组织机构
     * @param parentList
     * @param childrenList
     * @return
     */
    public  static List<TreeNode> getNodeTree(List<TreeNode> parentList, List<TreeNode> childrenList){
        // 遍历
        for (TreeNode parentNode : parentList) {
            // 判断是否有孩子
            if (parentNode.getHasChildren()) {
                List<TreeNode> tree = new ArrayList<>();
                // 遍历子集合
                for (TreeNode childrenNode : childrenList) {
                    if (parentNode.getId().equals(childrenNode.getParentId())) {
                        tree.add(childrenNode);
                    }
                }
                // 设置孩子节点
                parentNode.setChildren(tree);
            }
        }
        return parentList;
    }
 
    /**
     * map 转 tree 组织机构(父子id不会重复的情况,数据查询来自同一个表)
     * @param treeMap
     * @return
     */
    public  static List<DeptUserTreeNode> getDeptAndUserNodeTree(Map<String, DeptUserTreeNode> treeMap){
        List<DeptUserTreeNode> tree = new ArrayList<>();
        if (treeMap.size() > 1) {
            treeMap.forEach((id, treeNode) -> {
                if (!treeNode.getHasChildren()){
                    // 判断是否有绑定多个部门
                    List<String> asList = Arrays.asList(treeNode.getParentId().split(","));
                    if (asList.size()>1){
                        for (String parentId : asList) {
                            if (treeMap.containsKey(parentId)) {
                                treeMap.get(parentId).getChildren().add(treeNode);
                            } else {
                                tree.add(treeNode);
                            }
                        }
                    }else {
                        if (treeMap.containsKey(treeNode.getParentId())) {
                            DeptUserTreeNode deptUserTreeNode =treeMap.get(treeNode.getParentId());
                            deptUserTreeNode.getChildren().add(treeNode);
                        } else {
                            tree.add(treeNode);
                        }
                    }
                }else {
                    if (treeMap.containsKey(treeNode.getParentId())) {
                        treeMap.get(treeNode.getParentId()).getChildren().add(treeNode);
                    } else {
                        tree.add(treeNode);
                    }
                }
            });
        }
        return tree;
    }
}