не работает ооп

backend/modules/reports/controllers/AjaxController.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace backend\modules\reports\controllers;
+
+use backend\modules\reports\models\Month;
+use common\classes\Debug;
+use Yii;
+use backend\modules\reports\models\ReportsSearch;
+use yii\web\JsonResponseFormatter;
+use yii\web\Response;
+
+class AjaxController extends \yii\web\Controller
+{
+    public function actionGetReportsForMonthByIdYearMonth($id, $year=null, $month=null){
+        if (!($year and $month)){
+            $searchModel->month = date('m');
+            $searchModel->year = date('Y');
+            Debug::prn('Неверный год или месяц');
+        }
+
+        $searchModel = new ReportsSearch();
+        $searchModel->id = $id;
+        $searchModel->month = $month;
+        $searchModel->year = $year;
+
+        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
+
+        $reports = ['reports'=>array_column($dataProvider->getModels(), 'attributes')];
+        $month = new Month($year.'-'.$month.'-01');
+
+
+        $response = Yii::$app->response;
+
+        $response->format = Response::FORMAT_JSON;
+
+        $response->content = json_encode(array_merge($reports,
+            ['month'=>(array)$month]));
+        $response->getHeaders()->set('Content-Type', 'application/json; charset=utf-8');
+
+        return $response;
+    }
+}