<?php

namespace app\controllers;

use Yii;
use yii\filters\AccessControl;
use yii\helpers\VarDumper;
use yii\helpers\ArrayHelper;

use yii\web\Controller;
use yii\web\Response;
use yii\filters\VerbFilter;

use app\models\ExamModel;

class ExamController extends Controller
{

 /**
 * Displays homepage.
 *
 * @return string
 */
 public function actionIndex()
 {
 return $this->render('index');
 }
 public function actionGetexams()
 {
 $model = ExamModel::find()
 ->orderBy('id ASC')
 ->asArray()
 ->all();

 $data = array(
 'code' => 0,
 'message' => '',
 'result' => $model
 );

 $json = json_encode($data);
 return $json;
 }
 public function actionGetbycode()
 {
 $code = Yii::$app->request->post('code');
 $model = ExamModel::find()
 ->where(['code' => $code])
 ->orderBy('id DESC')
 ->asArray()
 ->one();

 $data = array(
 'code' => 0,
 'message' => '',
 'result' => $model
 );

 $json = json_encode($data);
 return $json;
 } 
}