update 缴费中乐团，重复报名返回 HttpStatus.CONTINUE 让前端调到缴费页面

mec-student/src/main/java/com/ym/mec/student/controller/MusicGroupRegisterController.java

@@ -6,11 +6,13 @@ import com.ym.mec.biz.dal.entity.MusicGroup;
 import com.ym.mec.biz.dal.entity.StudentRegistration;
 import com.ym.mec.biz.dal.enums.MusicGroupStatusEnum;
 import com.ym.mec.biz.dal.enums.PaymentStatusEnum;
+import com.ym.mec.biz.dal.enums.StudentMusicGroupStatusEnum;
 import com.ym.mec.biz.service.MusicGroupService;
 import com.ym.mec.biz.service.MusicGroupSubjectPlanService;
 import com.ym.mec.biz.service.StudentRegistrationService;
 import com.ym.mec.common.controller.BaseController;
 import com.ym.mec.common.entity.HttpResponseResult;
+import com.ym.mec.common.exception.BizException;
 import com.ym.mec.util.date.DateUtil;
 
 import io.swagger.annotations.Api;
@@ -19,6 +21,7 @@ import io.swagger.annotations.ApiImplicitParams;
 import io.swagger.annotations.ApiOperation;
 
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.*;
 
 import java.io.IOException;
@@ -62,6 +65,11 @@ public class MusicGroupRegisterController extends BaseController {
             return succeed(studentRegistrationService.updateStudent(studentRegistration));
         }
 
+        StudentRegistration hasReg = studentRegistrationService.getByPhoneAndMusicGroupId(studentRegistration.getMusicGroupId(), studentRegistration.getParentsPhone());
+        if (hasReg != null && hasReg.getMusicGroupStatus() != StudentMusicGroupStatusEnum.QUIT && MusicGroupStatusEnum.PAY.equals(musicGroup.getStatus())) {
+            return failed(HttpStatus.CONTINUE,"该乐团您已报名");
+        }
+
         if (musicGroup.getStatus().equals(MusicGroupStatusEnum.PAY)) {
             studentRegistration.setPaymentStatus(PaymentStatusEnum.OPEN);
         } else {