Adding GeoDistanceOrder's direction in request.

Original Pull Request #2602
Closes #2601

Author: beyond-seunghyun

src/main/java/org/springframework/data/elasticsearch/client/elc/RequestConverter.java

@@ -1497,8 +1497,9 @@ private SortOptions getSortOptions(Sort.Order order, @Nullable ElasticsearchPers
 				return SortOptions.of(so -> so //
 						.geoDistance(gd -> gd //
 								.field(fieldName) //
-								.location(loc -> loc.latlon(Queries.latLon(geoDistanceOrder.getGeoPoint())))//
+								.location(loc -> loc.latlon(Queries.latLon(geoDistanceOrder.getGeoPoint()))) //
 								.distanceType(geoDistanceType(geoDistanceOrder.getDistanceType())).mode(sortMode(finalMode)) //
+								.order(sortOrder(geoDistanceOrder.getDirection())) //
 								.unit(distanceUnit(geoDistanceOrder.getUnit())) //
 								.ignoreUnmapped(geoDistanceOrder.getIgnoreUnmapped())));
 			} else {

src/main/java/org/springframework/data/elasticsearch/client/elc/TypeUtils.java

@@ -28,6 +28,7 @@
 import java.util.Map;
 import java.util.stream.Collectors;
 
+import org.springframework.data.domain.Sort;
 import org.springframework.data.elasticsearch.core.RefreshPolicy;
 import org.springframework.data.elasticsearch.core.document.Document;
 import org.springframework.data.elasticsearch.core.query.*;
@@ -165,6 +166,20 @@ static GeoDistanceType geoDistanceType(GeoDistanceOrder.DistanceType distanceTyp
 
 	}
 
+	@Nullable
+	static SortOrder sortOrder(@Nullable Sort.Direction direction) {
+
+		if (direction == null) {
+			return null;
+		}
+
+		return switch (direction) {
+			case ASC -> SortOrder.Asc;
+			case DESC -> SortOrder.Desc;
+		};
+
+	}
+
 	@Nullable
 	static HighlighterFragmenter highlighterFragmenter(@Nullable String value) {