fix 资料名称重复

zhongzheng-system/src/main/java/com/zhongzheng/modules/course/service/impl/CourseStreamingServiceImpl.java

@@ -1,12 +1,14 @@
 package com.zhongzheng.modules.course.service.impl;
 
 import cn.hutool.core.bean.BeanUtil;
+import cn.hutool.core.lang.Validator;
 import cn.hutool.core.util.StrUtil;
 import com.baomidou.mybatisplus.core.toolkit.StringUtils;
 import com.zhongzheng.common.exception.CustomException;
 import com.zhongzheng.common.utils.DateUtils;
 import com.zhongzheng.common.utils.ServletUtils;
 import com.zhongzheng.modules.course.bo.*;
+import com.zhongzheng.modules.course.domain.Course;
 import com.zhongzheng.modules.course.domain.CourseSectionBusiness;
 import com.zhongzheng.modules.course.domain.CourseStreaming;
 import com.zhongzheng.modules.course.domain.CourseStreamingBusiness;
@@ -141,6 +143,9 @@ public class CourseStreamingServiceImpl extends ServiceImpl<CourseStreamingMappe
      */
     private void validEntityBeforeSave(CourseStreaming entity){
         //TODO 做一些数据校验,如唯一约束
+        if(checkNameUnique(entity)){
+            throw new CustomException("名称重复");
+        }
         if(StringUtils.isNotBlank(entity.getRecordingVideoId())){
             try{
                 PolyvVideoQuerVo polyvVideo = iPolyvVideoService.queryById(entity.getRecordingVideoId());
@@ -162,4 +167,19 @@ public class CourseStreamingServiceImpl extends ServiceImpl<CourseStreamingMappe
         }
         return this.removeByIds(ids);
     }
+
+    private boolean checkNameUnique(CourseStreaming entity) {
+        CourseStreaming info = getOne(new LambdaQueryWrapper<CourseStreaming>()
+                .eq(CourseStreaming::getStreamingName,entity.getStreamingName()).last("limit 1"));
+        if (Validator.isNotNull(info)) {
+            if(Validator.isNotEmpty(entity.getId())){
+                if(entity.getId() != info.getId()){
+                    return true;
+                }
+            }else{
+                return true;
+            }
+        }
+        return false;
+    }
 }