feat: count with csr

search-service/src/main/kotlin/com/egm/stellio/search/entity/web/EntityHandler.kt

@@ -68,6 +68,7 @@ import org.springframework.web.bind.annotation.RequestParam
 import org.springframework.web.bind.annotation.RestController
 import reactor.core.publisher.Mono
 import java.net.URI
+import kotlin.math.max
 
 @RestController
 @RequestMapping("/ngsi-ld/v1/entities")
@@ -261,6 +262,8 @@ class EntityHandler(
         // todo is it possible to have a non blocking error ? (like the 404 for the retrieve)
         val (localEntities, localCount) = localResponse.bind()
 
+        val maxCount = max(localCount, remoteCounts.maxBy { it ?: 0 } ?: 0)
+
         val (mergeWarnings, mergedEntities) = ContextSourceUtils.mergeEntitiesLists(
             localEntities,
             remoteEntitiesWithCSR
@@ -276,7 +279,7 @@ class EntityHandler(
         val ngsiLdDataRepresentation = parseRepresentations(queryParams, mediaType)
         buildQueryResponse(
             mergedEntities.toFinalRepresentation(ngsiLdDataRepresentation),
-            localCount,
+            maxCount,
             "/ngsi-ld/v1/entities",
             entitiesQuery.paginationQuery,
             queryParams,