[Core] Backport request container getters

src/module-elasticsuite-core/Api/Search/Request/ContainerConfigurationInterface.php

@@ -93,4 +93,11 @@ public function getAggregations($query = null, $filters = [], $queryFilters = []
      * @return int|bool
      */
     public function getTrackTotalHits();
+
+    /**
+     * Returns if the current request is a fulltext request.
+     *
+     * @return bool
+     */
+    public function isFulltext() : bool;
 }

src/module-elasticsuite-core/Search/Request.php

@@ -159,6 +159,14 @@ public function isSpellchecked()
         return in_array($this->spellingType, $fuzzySpellingTypes);
     }
 
+    /**
+     * {@inheritDoc}
+     */
+    public function getSpellingType()
+    {
+        return $this->spellingType;
+    }
+
     /**
      * {@inheritDoc}
      */

src/module-elasticsuite-core/Search/Request/ContainerConfiguration.php

@@ -168,6 +168,14 @@ public function getTrackTotalHits()
         return $this->readBaseConfigParam('track_total_hits');
     }
 
+    /**
+     * {@inheritDoc}
+     */
+    public function isFulltext() : bool
+    {
+        return (bool) filter_var($this->readBaseConfigParam('fulltext'), FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE);
+    }
+
     /**
      * Read configuration param from base config.
      *

src/module-elasticsuite-core/Search/RequestInterface.php

@@ -56,6 +56,13 @@ public function getSortOrders();
      */
     public function isSpellchecked();
 
+    /**
+     * Get the request spelling type.
+     *
+     * @return string
+     */
+    public function getSpellingType();
+
     /**
      * Get the value of the track_total_hits parameter, if any.
      *