新增获取最大代号项目

ruoyi-oa/src/main/java/com/ruoyi/oa/service/ISysOaProjectService.java

@@ -101,4 +101,6 @@ public interface ISysOaProjectService {
     List<ProjectActivityDTO> getProjectActivities();
 
     Boolean postponeProject(SysOaProject bo);
+
+    SysOaProjectVo getMaxCode(String prefix);
 }

ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/SysOaProjectServiceImpl.java

@@ -559,4 +559,9 @@ public class SysOaProjectServiceImpl implements ISysOaProjectService {
         return baseMapper.update(null, updateWrapper) > 0;
     }
 
+    @Override
+    public SysOaProjectVo getMaxCode(String prefix) {
+        return    baseMapper.getMaxCodeProject(prefix);
+    }
+
 }