拆分列表

2023-09-22 11:17:11 +08:00
parent 03840805a0
commit 0352b6412b
3 changed files with 181 additions and 2 deletions
@@ -22,6 +22,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;

 import java.util.*;
+import java.util.stream.Collectors;

 /**
 * @Description: 文档对比信息表
@@ -304,9 +305,103 @@ public class SarFileCompareInfoServiceImpl extends ServiceImpl<SarFileCompareInf
                sfVo.addTextRight(item);
            }
        }
+        //修改标准目录顺序结构
+//        List<SarFileCompareMenuVo> menuLeft = this.tree(sfVo.getMenuLeft());
+//        List<SarFileCompareMenuVo> menuRight = this.tree(sfVo.getMenuRight());
+//        sfVo.setMenuLeft(menuLeft);
+//        sfVo.setMenuRight(menuRight);
        return sfVo;
    }

+    private List<SarFileCompareMenuVo> tree(List<SarFileCompareMenuVo> list) {
+        List<SarFileCompareMenuVo> compareMenuVos = new ArrayList<>();
+        //先删除name是总目录的数据
+        list = list.get(0).getChildren();
+        /**
+         * 根节点：
+         * 1、没有"."
+         * 2、其他对象都不等于 最后一个"."之前的数据
+         */
+
+        //查询根节点是哪一级，也就是"."最少的那一层
+        int least = 100;
+        for (SarFileCompareMenuVo menuVo : list) {
+            String name = menuVo.getName();
+            int i = countCharacters(name);
+            if (least > i){
+                least = i;
+            }
+        }
+        //把第一级放入compareMenuVos
+        for (SarFileCompareMenuVo compareMenuVo : list) {
+            String name = compareMenuVo.getName();
+            int i = countCharacters(name);
+            if (least == i){
+                compareMenuVos.add(compareMenuVo);
+            }
+        }
+        //遍历第一级，寻找第二级
+        List<SarFileCompareMenuVo> two = new ArrayList<>();
+        for (SarFileCompareMenuVo compareMenuVo : list) {
+            String name = compareMenuVo.getName();
+            int i = countCharacters(name);
+            if (least + 1 == i){
+                two.add(compareMenuVo);
+            }
+        }
+        for (SarFileCompareMenuVo compareMenuVo : compareMenuVos) {
+            String name = compareMenuVo.getName();
+            int length = name.length();
+            //找到所有以name为前缀的数据
+            List<SarFileCompareMenuVo> menuVos = two.stream().filter(SarFileCompareMenuVo -> SarFileCompareMenuVo.getName().startsWith(name)).collect(Collectors.toList());
+            compareMenuVo.setChildren(menuVos);
+        }
+        //遍历第二级，寻找第三级
+        List<SarFileCompareMenuVo> three = new ArrayList<>();
+        for (SarFileCompareMenuVo compareMenuVo : list) {
+            String name = compareMenuVo.getName();
+            int i = countCharacters(name);
+            if (least + 2 == i){
+                three.add(compareMenuVo);
+            }
+        }
+        for (SarFileCompareMenuVo compareMenuVo : compareMenuVos) {
+            List<SarFileCompareMenuVo> children = compareMenuVo.getChildren();
+            for (SarFileCompareMenuVo child : children) {
+                String name = child.getName();
+                //找到所有以name为前缀的数据
+                List<SarFileCompareMenuVo> menuVos = three.stream().filter(SarFileCompareMenuVo -> SarFileCompareMenuVo.getName().startsWith(name)).collect(Collectors.toList());
+                child.setChildren(menuVos);
+            }
+        }
+        //遍历第三级，寻找第四级
+        List<SarFileCompareMenuVo> four = new ArrayList<>();
+        for (SarFileCompareMenuVo compareMenuVo : list) {
+            String name = compareMenuVo.getName();
+            int i = countCharacters(name);
+            if (least + 3 == i){
+                four.add(compareMenuVo);
+            }
+        }
+        for (SarFileCompareMenuVo compareMenuVo : compareMenuVos) {
+            List<SarFileCompareMenuVo> children = compareMenuVo.getChildren();
+            for (SarFileCompareMenuVo child : children) {
+                List<SarFileCompareMenuVo> vos = child.getChildren();
+                for (SarFileCompareMenuVo vo : vos) {
+                    String name = vo.getName();
+                    //找到所有以name为前缀的数据
+                    List<SarFileCompareMenuVo> menuVos = four.stream().filter(SarFileCompareMenuVo -> SarFileCompareMenuVo.getName().startsWith(name)).collect(Collectors.toList());
+                    vo.setChildren(menuVos);
+                }
+            }
+        }
+        return compareMenuVos;
+    }
+
+    public int countCharacters(String str) {
+        return Math.toIntExact(str.chars().filter(ch -> ch == '.').count());
+    }
+
    private List<SarFileCompareMenuVo> getMenuChildren(List<SarFileCompareMenu> menuList, String leftOrRight, String pid) {
        List<SarFileCompareMenuVo> list = new ArrayList<>();
        for (SarFileCompareMenu menu : menuList) {