Fix service_event nil kycid

Signed-off-by: Asai Neko <sugar@sne.moe>

service/service_event/checkin.go

@@ -31,7 +31,7 @@ type CheckinResult struct {
 
 func (self *EventServiceImpl) Checkin(payload *CheckinPayload) (result *CheckinResult) {
 	attendandeData, err := new(data.Attendance).
-		GetAttendance(payload.Context, payload.Data.EventId, payload.UserId)
+		GetAttendance(payload.Context, payload.UserId, payload.Data.EventId)
 	if err != nil {
 		result = &CheckinResult{
 			Common: shared.CommonResult{
@@ -49,9 +49,46 @@ func (self *EventServiceImpl) Checkin(payload *CheckinPayload) (result *CheckinR
 		return
 	}
 
+	if attendandeData == nil {
+		result = &CheckinResult{
+			Common: shared.CommonResult{
+				HttpCode: 403,
+				Exception: new(exception.Builder).
+					SetStatus(exception.StatusUser).
+					SetService(exception.ServiceEvent).
+					SetEndpoint(exception.EndpointEventServiceCheckin).
+					SetType(exception.TypeCommon).
+					SetOriginal(exception.CommonErrorInvalidInput).
+					Throw(payload.Context),
+			},
+		}
+		return
+	}
+
 	eventData, err := new(data.Event).
 		GetEventById(payload.Context, payload.Data.EventId)
 
+	if err != nil || eventData == nil {
+		code := 500
+		if eventData == nil {
+			code = 404
+		}
+		result = &CheckinResult{
+			Common: shared.CommonResult{
+				HttpCode: code,
+				Exception: new(exception.Builder).
+					SetStatus(exception.StatusUser).
+					SetService(exception.ServiceEvent).
+					SetEndpoint(exception.EndpointEventServiceCheckin).
+					SetType(exception.TypeCommon).
+					SetOriginal(exception.CommonErrorInvalidInput).
+					SetError(err).
+					Throw(payload.Context),
+			},
+		}
+		return
+	}
+
 	if attendandeData.KycId == uuid.Nil && eventData.EnableKYC == true {
 		result = &CheckinResult{
 			Common: shared.CommonResult{