do not use array dot notation for updating embedded models

src/Jenssegers/Mongodb/Relations/EmbedsMany.php

@@ -6,7 +6,6 @@ use Illuminate\Database\Eloquent\Collection;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Pagination\LengthAwarePaginator;
 use Illuminate\Pagination\Paginator;
-use Illuminate\Support\Arr;
 use MongoDB\BSON\ObjectID;
 
 class EmbedsMany extends EmbedsOneOrMany
@@ -79,8 +78,7 @@ class EmbedsMany extends EmbedsOneOrMany
         // Get the correct foreign key value.
         $foreignKey = $this->getForeignKeyValue($model);
 
-        // Use array dot notation for better update behavior.
-        $values = Arr::dot($model->getDirty(), $this->localKey . '.$.');
+        $values = $this->getUpdateValues($model->getDirty(), $this->localKey . '.$.');
 
         // Update document in database.
         $result = $this->getBaseQuery()->where($this->localKey . '.' . $model->getKeyName(), $foreignKey)

src/Jenssegers/Mongodb/Relations/EmbedsOne.php

@@ -3,7 +3,6 @@
 namespace Jenssegers\Mongodb\Relations;
 
 use Illuminate\Database\Eloquent\Model;
-use Illuminate\Support\Arr;
 use MongoDB\BSON\ObjectID;
 
 class EmbedsOne extends EmbedsOneOrMany
@@ -71,8 +70,7 @@ class EmbedsOne extends EmbedsOneOrMany
             return $this->parent->save();
         }
 
-        // Use array dot notation for better update behavior.
-        $values = Arr::dot($model->getDirty(), $this->localKey . '.');
+        $values = $this->getUpdateValues($model->getDirty(), $this->localKey . '.');
 
         $result = $this->getBaseQuery()->update($values);
 

src/Jenssegers/Mongodb/Relations/EmbedsOneOrMany.php

@@ -375,4 +375,22 @@ abstract class EmbedsOneOrMany extends Relation
     {
         return $this->parent->getKey();
     }
+
+    /**
+     * Return update values
+     *
+     * @param $array
+     * @param string $prepend
+     * @return array
+     */
+    public static function getUpdateValues($array, $prepend = '')
+    {
+        $results = [];
+
+        foreach ($array as $key => $value) {
+            $results[$prepend.$key] = $value;
+        }
+
+        return $results;
+    }
 }