feat:乐团费用改造

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

@@ -393,7 +393,7 @@ public class CourseScheduleStudentPaymentServiceImpl extends BaseServiceImpl<Lon
 			List<MusicGroupPaymentCalenderDetail> musicGroupPaymentCalenderDetails = studentCalenderDetailMap.get(studentStudentPaymentMapEntry.getKey());
 
 			//学员总缴费金额
-			BigDecimal totalActualAmount = musicGroupPaymentCalenderDetails.stream().map(MusicGroupPaymentCalenderDetail::getActualAmount).reduce(BigDecimal.ZERO, BigDecimal::add);
+			BigDecimal totalActualAmount = musicGroupPaymentCalenderDetails.stream().map(e -> Objects.isNull(e.getActualAmount())?BigDecimal.ZERO:e.getActualAmount()).reduce(BigDecimal.ZERO, BigDecimal::add);
 
 			for (CourseScheduleStudentPayment courseScheduleStudentPayment : studentStudentPaymentMapEntry.getValue()) {
 				if(totalActualAmount.compareTo(courseScheduleStudentPayment.getExpectPrice())>=0){