档案目录修改时严格控制条件

dangan-dangan/src/main/java/com/da/dangan/controller/DaCatalogController.java

@@ -149,6 +149,10 @@ public class DaCatalogController extends BaseController
     @PutMapping
     public AjaxResult edit(@RequestBody DaCatalog daCatalog)
     {
+        if (!daCatalogService.checkDaCatalogNameUnique(daCatalog))
+        {
+            return error("修改目录'" + daCatalog.getMuName() + "'失败，目录名称已存在");
+        }
         return toAjax(daCatalogService.updateDaCatalog(daCatalog));
     }
 

dangan-dangan/src/main/java/com/da/dangan/mapper/DaPicturesRecardMapper.java

@@ -61,4 +61,6 @@ public interface DaPicturesRecardMapper
     public int deleteDaPicturesRecardByIds(Long[] ids);
 
     List<DaPicturesRecard> selectDaPicturesRecardByIds(Long[] ids);
+
+    public int updateMuPathByMuId(DaPicturesRecard picturesRecard);
 }

dangan-dangan/src/main/java/com/da/dangan/service/impl/DaCatalogServiceImpl.java

@@ -13,10 +13,14 @@ import com.da.dangan.domain.DaPicturesRecard;
 import com.da.dangan.mapper.*;
 import com.da.dangan.service.IDaCatalogService;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 /**
  * 档案目录Service业务层处理
@@ -269,7 +273,6 @@ public class DaCatalogServiceImpl implements IDaCatalogService {
             catalogList = daCatalogMapper.exportDaCatalogListByUserId(daCatalog);
         }
         return catalogList;
-
     }
 
     /**
@@ -287,7 +290,7 @@ public class DaCatalogServiceImpl implements IDaCatalogService {
             DaCatalog info = daCatalogMapper.selectDaCatalogById(daCatalog.getPid());
             // 如果父节点不为正常状态,则不允许新增子节点
             if (!UserConstants.DEPT_NORMAL.equals(info.getStatus())) {
-                throw new ServiceException("此目录停用，不允许新增");
+                throw new ServiceException("上级部门停用，不能新增");
             }
             daCatalog.setAncestors(info.getAncestors() + "," + daCatalog.getPid());
             daCatalog.setYwType(info.getYwType());
@@ -296,13 +299,77 @@ public class DaCatalogServiceImpl implements IDaCatalogService {
     }
 
     /**
-     * 修改档案目录
+     * 修改档案目录：档案目录的层级在——有识别数据后不允许修改   存储的识别count数量、任务muPath、识别数据muPath会错误
      *
      * @param daCatalog 档案目录
      * @return 结果
      */
     @Override
+    @Transactional
     public int updateDaCatalog(DaCatalog daCatalog) {
+        DaCatalog oldData = daCatalogMapper.selectDaCatalogById(daCatalog.getId());//查询原数据
+        if(oldData.getCountNum()>0L&&!oldData.getMuName().equals(daCatalog.getMuName())){
+            throw new ServiceException("该目录下有识别数据，不能修改目录名称！");
+        }
+        if(!daCatalog.getPid().equals(oldData.getPid())){
+            if(oldData.getCountNum()>0L){
+                throw new ServiceException("该目录下有识别数据，不能修改层级！");
+            }
+            DaCatalog pcatalog = new DaCatalog();
+            pcatalog.setPid(daCatalog.getId());
+            //有子级目录的不能删除
+            List<DaCatalog> daCatalogs = daCatalogMapper.selectDaCatalogList(pcatalog);
+            if (daCatalogs != null && daCatalogs.size() > 0) {
+                throw new ServiceException("有子级目录，不能修改层级");
+            }
+
+            //修改父级目录的情况
+            String fAncestors;  //父级目录
+            if (daCatalog.getPid() == 0) {  //代表添加的是主目录
+                fAncestors=daCatalog.getPid().toString();
+                daCatalog.setAncestors(fAncestors);
+            } else {
+                DaCatalog info = daCatalogMapper.selectDaCatalogById(daCatalog.getPid());
+                // 如果父节点不为正常状态,则不允许添加子节点
+                if (!UserConstants.DEPT_NORMAL.equals(info.getStatus())) {
+                    throw new ServiceException("失败，上级部门是停用状态");
+                }
+                //不能选择自己为父节点
+                if (daCatalog.getPid().equals(daCatalog.getId()))
+                {
+                    throw new ServiceException("失败，上级部门不能是自己");
+                }
+                fAncestors=info.getAncestors() + "," + daCatalog.getPid();
+                //修改目录层级——修改对应的字段ancestors
+                daCatalog.setAncestors(fAncestors);
+                daCatalog.setYwType(info.getYwType());
+            }
+
+            //如果修改了目录名字、查看下面有没有图片，有则修改图片里的档案路径
+            DaPicturesRecard muPicRecard = new DaPicturesRecard();
+            muPicRecard.setMuId(daCatalog.getId());
+            List<DaPicturesRecard> muPicRecards = daPicturesRecardMapper.selectDaPicturesRecardList(muPicRecard);
+            if(muPicRecards!=null&&muPicRecards.size()>0){  //该目录存在上传的图片
+                //获取新的目录路径，重新设置目录路径
+                List<Long> fsplit = Stream.of(fAncestors.split(","))
+                        .map(Long::parseLong)
+                        .collect(Collectors.toList());
+                fsplit.remove(0L);
+
+                List<DaCatalog>  catalogs = new ArrayList<>();
+                for(Long mId:fsplit){
+                    catalogs.add(daCatalogMapper.selectDaCatalogById(mId));
+                }
+                List<String> muNames = catalogs.stream().map(DaCatalog::getMuName).collect(Collectors.toList());
+                muNames.add(daCatalog.getMuName());//把当前自己的目录名称添加到最后
+                String muPath = StringUtils.join(muNames, "/");
+                DaPicturesRecard picturesRecard = new DaPicturesRecard();
+                picturesRecard.setMuId(daCatalog.getId());
+                picturesRecard.setMuPath(muPath);
+                daPicturesRecardMapper.updateMuPathByMuId(picturesRecard);
+            }
+        }
+
         daCatalog.setUpdateTime(DateUtils.getNowDate());
         return daCatalogMapper.updateDaCatalog(daCatalog);
     }

dangan-dangan/src/main/resources/mapper/dangan/DaPicturesRecardMapper.xml

@@ -120,6 +120,13 @@
         </trim>
         where id = #{id}
     </update>
+    <update id="updateMuPathByMuId" parameterType="DaPicturesRecard">
+        update da_pictures_recard
+        <trim prefix="SET" suffixOverrides=",">
+            <if test="muPath != null">mu_path = #{muPath},</if>
+        </trim>
+        where mu_id = #{muId}
+    </update>
 
     <delete id="deleteDaPicturesRecardById" parameterType="Long">
         delete from da_pictures_recard where id = #{id}