From c05d148bb0942e7424f8f72d377cc366a33a9e01 Mon Sep 17 00:00:00 2001
From: zhanghua <314079846@qq.com>
Date: 星期二, 26 十一月 2024 12:25:55 +0800
Subject: [PATCH] 流程类型tree接口

---
 business/src/main/java/com/ycl/service/impl/FlowableTypeServiceImpl.java |   69 ++++++++++++++++++++++++++++++++--
 1 files changed, 64 insertions(+), 5 deletions(-)

diff --git a/business/src/main/java/com/ycl/service/impl/FlowableTypeServiceImpl.java b/business/src/main/java/com/ycl/service/impl/FlowableTypeServiceImpl.java
index 1996b65..63aaca0 100644
--- a/business/src/main/java/com/ycl/service/impl/FlowableTypeServiceImpl.java
+++ b/business/src/main/java/com/ycl/service/impl/FlowableTypeServiceImpl.java
@@ -1,17 +1,14 @@
 package com.ycl.service.impl;
 
-import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
-import com.ycl.common.base.Result;
 import com.ycl.domain.entity.FlowableType;
-import com.ycl.framework.utils.PageUtil;
 import com.ycl.mapper.FlowableTypeMapper;
 import com.ycl.service.FlowableTypeService;
 import lombok.RequiredArgsConstructor;
-import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
-import org.springframework.util.Assert;
 
+import java.util.ArrayList;
+import java.util.Iterator;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -24,4 +21,66 @@
     public List<FlowableType> selectTypeList(FlowableType flowableType) {
         return baseMapper.selectTypeList(flowableType);
     }
+
+    @Override
+    public List<FlowableType> buildTreeSelect(List<FlowableType> list) {
+        List<FlowableType> returnList = new ArrayList<FlowableType>();
+        List<Integer> tempList = list.stream().map(FlowableType::getId).collect(Collectors.toList());
+        for (Iterator<FlowableType> iterator = list.iterator(); iterator.hasNext();)
+        {
+            FlowableType type = (FlowableType) iterator.next();
+            // 濡傛灉鏄《绾ц妭鐐�, 閬嶅巻璇ョ埗鑺傜偣鐨勬墍鏈夊瓙鑺傜偣
+            if (!tempList.contains(type.getParentId()))
+            {
+                recursionFn(list, type);
+                returnList.add(type);
+            }
+        }
+        if (returnList.isEmpty())
+        {
+            returnList = list;
+        }
+        return returnList;
+    }
+
+    private void recursionFn(List<FlowableType> list, FlowableType t)
+    {
+        // 寰楀埌瀛愯妭鐐瑰垪琛�
+        List<FlowableType> childList = getChildList(list, t);
+        t.setChildren(childList);
+        for (FlowableType tChild : childList)
+        {
+            if (hasChild(list, tChild))
+            {
+                recursionFn(list, tChild);
+            }
+        }
+    }
+
+    /**
+     * 寰楀埌瀛愯妭鐐瑰垪琛�
+     */
+    private List<FlowableType> getChildList(List<FlowableType> list, FlowableType t)
+    {
+        List<FlowableType> tlist = new ArrayList<FlowableType>();
+        Iterator<FlowableType> it = list.iterator();
+        while (it.hasNext())
+        {
+            FlowableType n = (FlowableType) it.next();
+            if (n.getParentId().longValue() == t.getId().longValue())
+            {
+                tlist.add(n);
+            }
+        }
+        return tlist;
+    }
+
+    /**
+     * 鍒ゆ柇鏄惁鏈夊瓙鑺傜偣
+     */
+    private boolean hasChild(List<FlowableType> list, FlowableType t)
+    {
+        return getChildList(list, t).size() > 0;
+    }
+
 }

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