Refactor; Added settings

modules/admin/controllers/SettingController.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace app\modules\admin\controllers;
+
+use app\models\Setting;
+use Yii;
+use yii\web\Controller;
+use yii\web\NotFoundHttpException;
+
+class SettingController extends Controller
+{
+    public function actionIndex()
+    {
+        $models = Setting::find()->all();
+
+        return $this->render('index', [
+            'models' => $models,
+        ]);
+    }
+
+    public function actionSave()
+    {
+        $settings = Yii::$app->request->post('Settings');
+
+        foreach ($settings as $key => $value) {
+            $model = Setting::findOne(['key' => $key]);
+
+            if (!$model) {
+                throw new NotFoundHttpException();
+            }
+
+            $model->value = $value;
+            $model->save();
+        }
+
+        return $this->redirect(['index']);
+    }
+
+}