【8.0】【menu】修复权限界面菜单列表的排序问题

kernel-s-system/system-business-permission/src/main/java/cn/stylefeng/roses/kernel/sys/modular/menu/service/impl/SysMenuServiceImpl.java

@@ -25,6 +25,7 @@ import cn.stylefeng.roses.kernel.sys.modular.menu.mapper.SysMenuMapper;
 import cn.stylefeng.roses.kernel.sys.modular.menu.pojo.request.SysMenuRequest;
 import cn.stylefeng.roses.kernel.sys.modular.menu.pojo.response.AppGroupDetail;
 import cn.stylefeng.roses.kernel.sys.modular.menu.service.SysMenuService;
+import cn.stylefeng.roses.kernel.sys.modular.menu.util.MenuOrderFixUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import org.springframework.stereotype.Service;
@@ -151,16 +152,13 @@ public class SysMenuServiceImpl extends ServiceImpl<SysMenuMapper, SysMenu> impl
 
     @Override
     public List<SysMenu> getTotalMenus() {
-        LambdaQueryWrapper<SysMenu> menuLambdaQueryWrapper = new LambdaQueryWrapper<>();
-        menuLambdaQueryWrapper.select(SysMenu::getMenuId, SysMenu::getMenuName, SysMenu::getMenuParentId, SysMenu::getAppId);
-        menuLambdaQueryWrapper.orderByAsc(SysMenu::getMenuSort);
-        return this.list(menuLambdaQueryWrapper);
+        return this.getTotalMenus(null);
     }
 
     @Override
     public List<SysMenu> getTotalMenus(Set<Long> limitMenuIds) {
         LambdaQueryWrapper<SysMenu> menuLambdaQueryWrapper = new LambdaQueryWrapper<>();
-        menuLambdaQueryWrapper.select(SysMenu::getMenuId, SysMenu::getMenuName, SysMenu::getMenuParentId, SysMenu::getAppId);
+        menuLambdaQueryWrapper.select(SysMenu::getMenuId, SysMenu::getMenuName, SysMenu::getMenuParentId, SysMenu::getAppId, SysMenu::getMenuSort);
 
         // 如果限制菜单不为空，则根据限制菜单id进行筛选，否则查询所有菜单
         if (ObjectUtil.isNotEmpty(limitMenuIds)) {
@@ -168,7 +166,12 @@ public class SysMenuServiceImpl extends ServiceImpl<SysMenuMapper, SysMenu> impl
         }
 
         menuLambdaQueryWrapper.orderByAsc(SysMenu::getMenuSort);
-        return this.list(menuLambdaQueryWrapper);
+        List<SysMenu> list = this.list(menuLambdaQueryWrapper);
+
+        // 对菜单进行再次排序，因为有的菜单是101，有的菜单是10101，需要将位数小的补0，再次排序
+        MenuOrderFixUtil.fixOrder(list);
+
+        return list;
     }
 
     @Override

kernel-s-system/system-business-permission/src/main/java/cn/stylefeng/roses/kernel/sys/modular/menu/util/MenuOrderFixUtil.java

@@ -0,0 +1,74 @@
+package cn.stylefeng.roses.kernel.sys.modular.menu.util;
+
+import cn.hutool.core.util.ObjectUtil;
+import cn.stylefeng.roses.kernel.sys.modular.menu.entity.SysMenu;
+
+import java.math.BigDecimal;
+import java.util.Comparator;
+import java.util.List;
+
+/**
+ * 菜单排序进行修复
+ * <p>
+ * 对菜单进行再次排序，因为有的菜单是101，有的菜单是10101，需要将位数小的补0，再次排序
+ *
+ * @author fengshuonan
+ * @since 2023/9/15 17:14
+ */
+public class MenuOrderFixUtil {
+
+    /**
+     * 修复菜单排序
+     *
+     * @author fengshuonan
+     * @since 2023/9/15 17:15
+     */
+    public static void fixOrder(List<SysMenu> sysMenus) {
+        if (ObjectUtil.isEmpty(sysMenus)) {
+            return;
+        }
+
+        // 找到最大的数字位数
+        int maxDigitCount = 0;
+        for (SysMenu sysMenu : sysMenus) {
+            BigDecimal menuSort = sysMenu.getMenuSort();
+            if (menuSort == null) {
+                continue;
+            }
+            int digitCount = getPointLeftDigitCount(menuSort);
+            if (digitCount > maxDigitCount) {
+                maxDigitCount = digitCount;
+            }
+        }
+
+        for (SysMenu sysMenu : sysMenus) {
+            BigDecimal menuSort = sysMenu.getMenuSort();
+            if (menuSort == null) {
+                menuSort = new BigDecimal(0);
+            }
+            int digitCount = getPointLeftDigitCount(menuSort);
+            if (digitCount < maxDigitCount) {
+                menuSort = menuSort.multiply(BigDecimal.valueOf(Math.pow(10, maxDigitCount - digitCount)));
+            }
+            sysMenu.setMenuSort(menuSort);
+        }
+
+        sysMenus.sort(Comparator.comparing(SysMenu::getMenuSort));
+    }
+
+    /**
+     * 获取一个数字的小数点左边的位数
+     *
+     * @author fengshuonan
+     * @since 2023/9/15 17:19
+     */
+    public static int getPointLeftDigitCount(BigDecimal bigDecimal) {
+        if (bigDecimal == null) {
+            return 0;
+        }
+        String bigDecimalStr = bigDecimal.toString();
+        int decimalIndex = bigDecimalStr.indexOf('.');
+        return decimalIndex >= 0 ? decimalIndex : bigDecimalStr.length();
+    }
+
+}