InnerHit new implementation : doc & fix

docs/InnerHits/Nested.md

@@ -37,7 +37,9 @@ And now the query via DSL:
 ```php
 $matchQuery = new MatchQuery('comments.message', '[different query]');
 $nestedQuery = new NestedQuery('comments', $matchQuery);
-$innerHit = new NestedInnerHit('comment', 'comments', $matchQuery);
+$searchQuery = new Search();
+$searchQuery->add($matchQuery);
+$innerHit = new NestedInnerHit('comment', 'comments', $searchQuery);
 
 $search = new Search();
 $search->addQuery(new MatchQuery('comments.message', '[actual query]'));
@@ -98,14 +100,21 @@ And now the query via DSL:
 ```php
 
 $matchQuery = new MatchQuery('cars.manufacturers.country', 'Japan');
+$matchSearch = new Search();
+$matchSearch->addQuery($matchQuery);
+
 $nestedQuery = new NestedQuery('cars.manufacturers', $matchQuery);
-$innerHitNested = new NestedInnerHit('manufacturers', 'cars.manufacturers', $matchQuery);
-$innerHit = new NestedInnerHit('cars', 'cars', $nestedQuery);
-$innerHit->addInnerHit($innerHitNested);
+$nestedSearch = new Search();
+$nestedSearch->addQuery($nestedQuery);
+
+$innerHitNested = new NestedInnerHit('manufacturers', 'cars.manufacturers', $matchSearch);
+
+$innerHit = new NestedInnerHit('cars', 'cars', $nestedSearch);
+$nestedSearch->addInnerHit($innerHitNested);
 
 $search = new Search();
 $search->addInnerHit($innerHit);
 $search->toArray();
 
 ```
-[1]: https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-inner-hits.html
+[1]: https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-inner-hits.html
\ No newline at end of file

src/InnerHit/NestedInnerHit.php

@@ -32,22 +32,24 @@ class NestedInnerHit implements BuilderInterface
     private $path;
 
     /**
-     * @var BuilderInterface
+     * @var Search
      */
-    private $query;
+    private $search;
 
     /**
      * Inner hits container init.
      *
      * @param string $name
      * @param string $path
-     * @param Search $query
+     * @param Search $search
      */
-    public function __construct($name, $path, Search $query = null)
+    public function __construct($name, $path, Search $search = null)
     {
         $this->setName($name);
         $this->setPath($path);
-        $this->setQuery($query);
+        if ($search) {
+            $this->setSearch($search);
+        }
     }
 
     /**
@@ -60,26 +62,34 @@ class NestedInnerHit implements BuilderInterface
 
     /**
      * @param string $path
+     *
+     * @return $this
      */
     public function setPath($path)
     {
         $this->path = $path;
+
+        return $this;
     }
 
     /**
-     * @return BuilderInterface
+     * @return Search
      */
-    public function getQuery()
+    public function getSearch()
     {
-        return $this->query;
+        return $this->search;
     }
 
     /**
-     * @param Search $query
+     * @param Search $search
+     *
+     * @return $this
      */
-    public function setQuery(Search $query = null)
+    public function setSearch(Search $search)
     {
-        $this->query = $query;
+        $this->search = $search;
+
+        return $this;
     }
 
     /**
@@ -95,7 +105,7 @@ class NestedInnerHit implements BuilderInterface
      */
     public function toArray()
     {
-        $out = $this->getQuery() ? $this->getQuery()->toArray() : new \stdClass();
+        $out = $this->getSearch() ? $this->getSearch()->toArray() : new \stdClass();
 
         $out = [
             $this->getPathType() => [

tests/InnerHit/NestedInnerHitTest.php

@@ -111,10 +111,10 @@ class NestedInnerHitTest extends \PHPUnit_Framework_TestCase
         $hit = new NestedInnerHit('test', 'acme', new Search());
         $hit->setName('foo');
         $hit->setPath('bar');
-        $hit->setQuery($search);
+        $hit->setSearch($search);
 
         $this->assertEquals('foo', $hit->getName());
         $this->assertEquals('bar', $hit->getPath());
-        $this->assertEquals($search, $hit->getQuery());
+        $this->assertEquals($search, $hit->getSearch());
     }
 }