to fix scala 2.12 compatibility

Author: fupelaqu

README.md

@@ -1517,18 +1517,18 @@ ThisBuild / resolvers ++= Seq(
 
 // For Elasticsearch 6
 // Using Jest client
-libraryDependencies += "app.softnetwork.elastic" %% s"softclient4es6-jest-client" % 0.14.0
+libraryDependencies += "app.softnetwork.elastic" %% s"softclient4es6-jest-client" % 0.14.1
 // Or using Rest High Level client
-libraryDependencies += "app.softnetwork.elastic" %% s"softclient4es6-rest-client" % 0.14.0
+libraryDependencies += "app.softnetwork.elastic" %% s"softclient4es6-rest-client" % 0.14.1
 
 // For Elasticsearch 7
-libraryDependencies += "app.softnetwork.elastic" %% s"softclient4es7-rest-client" % 0.14.0
+libraryDependencies += "app.softnetwork.elastic" %% s"softclient4es7-rest-client" % 0.14.1
 
 // For Elasticsearch 8
-libraryDependencies += "app.softnetwork.elastic" %% s"softclient4es8-java-client" % 0.14.0
+libraryDependencies += "app.softnetwork.elastic" %% s"softclient4es8-java-client" % 0.14.1
 
 // For Elasticsearch 9
-libraryDependencies += "app.softnetwork.elastic" %% s"softclient4es9-java-client" % 0.14.0
+libraryDependencies += "app.softnetwork.elastic" %% s"softclient4es9-java-client" % 0.14.1
 ```
 
 ### **Quick Example**

core/src/main/scala/app/softnetwork/elastic/client/file/package.scala

@@ -646,7 +646,7 @@ package object file {
         val elements = arrayNode.elements().asScala.toList
         val hasNestedArrays = elements.exists(hasArrayField)
         val hasNestedObjects = elements.exists(hasObjectField)
-        val maxDepth = elements.map(calculateDepth).maxOption.getOrElse(0)
+        val maxDepth = elements.map(calculateDepth).reduceOption(_ max _).getOrElse(0)
 
         JsonArrayMetadata(
           elementCount = elements.size,
@@ -662,7 +662,7 @@ package object file {
     private def hasArrayField(node: JsonNode): Boolean = {
       if (node.isArray) return true
       if (node.isObject) {
-        node.fields().asScala.exists(entry => hasArrayField(entry.getValue))
+        node.properties().asScala.exists(entry => hasArrayField(entry.getValue))
       } else {
         false
       }
@@ -679,9 +679,14 @@ package object file {
 
     private def calculateDepth(node: JsonNode): Int = {
       if (node.isArray) {
-        1 + node.elements().asScala.map(calculateDepth).maxOption.getOrElse(0)
+        1 + node.elements().asScala.map(calculateDepth).reduceOption(_ max _).getOrElse(0)
       } else if (node.isObject) {
-        1 + node.fields().asScala.map(e => calculateDepth(e.getValue)).maxOption.getOrElse(0)
+        1 + node
+          .properties()
+          .asScala
+          .map(e => calculateDepth(e.getValue))
+          .reduceOption(_ max _)
+          .getOrElse(0)
       } else {
         0
       }