update

mec-biz/src/main/java/com/ym/mec/biz/service/impl/MusicGroupServiceImpl.java

@@ -83,6 +83,9 @@ public class MusicGroupServiceImpl extends BaseServiceImpl<String, MusicGroup> i
 
     @Autowired
     private CourseScheduleDao courseScheduleDao;
+    
+    @Autowired
+    private CourseScheduleService courseScheduleService;
 
     @Autowired
     private ClassGroupDao classGroupDao;
@@ -602,6 +605,9 @@ public class MusicGroupServiceImpl extends BaseServiceImpl<String, MusicGroup> i
 			if (studentRegistration == null) {
 				throw new BizException("用户注册信息不存在");
 			}
+			// 删除未上课
+			courseScheduleService.batchDeleteMusicGroupCourseWithStudent(musicGroupId, userId, GroupType.MUSIC);
+			
 			// 退团
 			studentRegistration.setMusicGroupStatus(ClassGroupStudentStatusEnum.QUIT);
 			studentRegistration.setUpdateTime(date);
@@ -682,6 +688,9 @@ public class MusicGroupServiceImpl extends BaseServiceImpl<String, MusicGroup> i
 		if (studentRegistration == null) {
 			throw new BizException("用户注册信息不存在");
 		}
+		// 删除未上课
+		courseScheduleService.batchDeleteMusicGroupCourseWithStudent(musicGroupId, userId, GroupType.MUSIC);
+		
 		// 退团
 		studentRegistration.setMusicGroupStatus(ClassGroupStudentStatusEnum.QUIT);
 		studentRegistration.setUpdateTime(date);

mec-biz/src/main/resources/sql/function.sql

@@ -0,0 +1,35 @@
+delimiter //
+-- 集合交集检查函数
+-- @param varchar(255) setA A 集合 如 "1,3,5,9"
+-- @param varchar(255) setB B 集合 如 "8,2,3,7"
+-- @return int(1) B 集合内单元在 A集合 内存在则返回 1 否则返回 0
+CREATE FUNCTION `INTE_ARRAY` (setA varchar(255),setB varchar(255)) RETURNS int(1)
+BEGIN
+    DECLARE idx INT DEFAULT 0 ; -- B 集合单元索引 
+    DECLARE len INT DEFAULT 0;-- B 集合表达式长度
+    DECLARE llen INT DEFAULT 0;-- 最后检查位置
+    DECLARE clen INT DEFAULT 0;-- 当前检查位置
+    DECLARE tmpStr varchar(255);-- 临时检查数据集
+    DECLARE curt varchar(255);-- B 当前检查的单元
+    SET len = LENGTH(setB);
+    WHILE idx < len DO
+        SET idx = idx + 1;
+        SET tmpStr = SUBSTRING_INDEX(setB,",",idx);
+        SET clen = LENGTH(tmpStr);
+-- 获取当前 setB 中的单元
+        IF idx = 1 THEN SET curt = tmpStr;
+        ELSE SET curt = SUBSTRING(setB,llen+2,clen-llen-1);
+        END IF;
+-- 检查是否存在于 setA 中
+        IF FIND_IN_SET(curt,setA) > 0 THEN RETURN 1;
+        END IF;
+-- 当前检查终点与上次检查终点相同则跳出
+        IF clen <= llen THEN RETURN 0;
+        END IF;
+ 
+        SET llen = clen;
+    END WHILE;
+    RETURN 0;
+END;
+//
+delimiter ;