Require guzzle, minor code enhancemants

composer.json

@@ -44,7 +44,8 @@
         }
     ],
     "require": {
-        "yiisoft/yii2": "~2.0"
+        "yiisoft/yii2": "~2.0",
+        "guzzlehttp/guzzle": "6.*"
     },
     "require-dev": {
         "minii/db": "*@dev",

src/ActiveQuery.php

@@ -329,7 +329,7 @@ public function one($db = null)
 
         $result = $this->createCommand($db)->search(ArrayHelper::merge(['limit' => 1], $this->options));
         if (empty($result)) {
-            return;
+            return null;
         }
         $result = reset($result);
 
@@ -427,7 +427,9 @@ public function getList($as_array = true, $db = null, $options = [])
             }
             $result = $models;
         }
-        $result = $result ?: [];
+        if (empty($result)) {
+            $result = [];
+        }
 
 //        return $this->createCommand($db)->getList($options);
         return $as_array ? ArrayHelper::map($result, 'gl_key', function ($o) {

src/ActiveRecord.php

@@ -84,7 +84,7 @@ public function isScenarioDefault()
     public static function get($primaryKey = null, $options = [])
     {
         if ($primaryKey === null) {
-            return;
+            return null;
         }
         $command = static::getDb()->createCommand();
         $result  = $command->get(static::type(), $primaryKey, $options);
@@ -97,7 +97,7 @@ public static function get($primaryKey = null, $options = [])
             return $model;
         }
 
-        return;
+        return null;
     }
 
     /**
@@ -443,7 +443,7 @@ public function getIsNewRecord()
      */
     public function optimisticLock()
     {
-        return;
+        return null;
     }
 
     /**

src/Query.php

@@ -21,13 +21,7 @@ class Query extends Component implements QueryInterface
     use QueryTrait;
 
     public $index;
-
     public $type;
-
-    public $where;
-    public $_limit;
-    public $offset;
-    public $orderBy;
     public $select;
     public $join;
 
@@ -134,7 +128,7 @@ public function scalar($field, $db = null)
             }
         }
 
-        return;
+        return null;
     }
 
     public function column($field, $db = null)
@@ -255,20 +249,4 @@ public function timeout($timeout)
 
         return $this;
     }
-
-    /**
-     * @return mixed
-     */
-    public function getLimit()
-    {
-        return $this->_limit;
-    }
-
-    /**
-     * @param mixed $limit
-     */
-    public function setLimit($limit)
-    {
-        $this->_limit = $limit;
-    }
 }