datetime validation

src/main/scala/org/opengroup/osdu/production/util/validation/ValidationUtil.scala

@@ -129,13 +129,13 @@ object ValidationUtil extends LogF {
         } else {
           logger.info(s"received data points1: ${timeSeries.timeSeriesDateTime}")
           logger.info(s"received data points2: ${timeSeries.timeSeriesDateTime.get.points}")
-          val isIsoDateTime = timeSeries.timeSeriesDateTime.get.points.foldLeft(true) { (valid, point) =>
-            val p = point.value.asInstanceOf[String]
-            valid & Try(ZonedDateTime.parse(p)).isSuccess
+          val inValidDateTimes = timeSeries.timeSeriesDateTime.get.points.foldLeft(List.empty[String]) { (inValid, point) =>
+            val pValue = point.value.asInstanceOf[String]
+            if Try(ZonedDateTime.parse(pValue)).isSuccess then inValid else pValue :: inValid
           }
 
-          if (!isIsoDateTime) {
-            Future(Bad(ErrorMessageResponse(StatusCodes.BadRequest.intValue, StatusCodes.BadRequest.reason, WriteBackServiceMessages.createMessage(WriteBackServiceMessages.invalidDataTypeISODateTime, timeSeries.timeSeriesDateTime.get.points.map(_.value).mkString(", "), "timeSeriesDateTime"))))
+          if (!inValidDateTimes.isEmpty) {
+            Future(Bad(ErrorMessageResponse(StatusCodes.BadRequest.intValue, StatusCodes.BadRequest.reason, WriteBackServiceMessages.createMessage(WriteBackServiceMessages.invalidDataTypeISODateTime, inValidDateTimes.mkString(", "), "timeSeriesDateTime"))))
           } else {
 
 //            val invalidDataPoints = validateDataFormat("timeSeriesDateTime", timeSeries.timeSeriesDateTime.get.points)