diff --git a/backend/components/AdminMenuStructure.php b/backend/components/AdminMenuStructure.php
index cc46a7c..832e656 100644
--- a/backend/components/AdminMenuStructure.php
+++ b/backend/components/AdminMenuStructure.php
@@ -165,6 +165,21 @@ class AdminMenuStructure{
             ];
 
 			/////////////////////////////
+			// Group Training
+			/////////////////////////////
+            if ( Yii::$app->user ){
+                $items = [];
+                $items[] = ['label' => 'Edzők', 'url' => ['/trainer' ] ];
+                $items[] = ['label' => 'Termek', 'url' => ['/room' ] ];
+                $items[] = ['label' => 'Esemény típusok', 'url' => ['/event-type' ] ];
+                $items[] = ['label' => 'Események', 'url' => ['/event' ] ];
+                $items[] = ['label' => 'Esemény regisztrációk', 'url' => ['/event-registration' ] ];
+                $this->menuItems[] = ['label' => 'Csoportos edzés', 'url' =>  $this->emptyUrl,
+                        'items' =>  $items
+                ];
+            }
+
+            /////////////////////////////
 			// Development
 			/////////////////////////////
             if ( Yii::$app->user ){
diff --git a/backend/controllers/EventController.php b/backend/controllers/EventController.php
new file mode 100644
index 0000000..703e2d8
--- /dev/null
+++ b/backend/controllers/EventController.php
@@ -0,0 +1,121 @@
+<?php
+
+namespace backend\controllers;
+
+use Yii;
+use common\models\Event;
+use backend\models\EventSearch;
+use yii\web\Controller;
+use yii\web\NotFoundHttpException;
+use yii\filters\VerbFilter;
+
+/**
+ * EventController implements the CRUD actions for Event model.
+ */
+class EventController extends Controller
+{
+    public function behaviors()
+    {
+        return [
+            'verbs' => [
+                'class' => VerbFilter::className(),
+                'actions' => [
+                    'delete' => ['post'],
+                ],
+            ],
+        ];
+    }
+
+    /**
+     * Lists all Event models.
+     * @return mixed
+     */
+    public function actionIndex()
+    {
+        $searchModel = new EventSearch();
+        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
+
+        return $this->render('index', [
+            'searchModel' => $searchModel,
+            'dataProvider' => $dataProvider,
+        ]);
+    }
+
+    /**
+     * Displays a single Event model.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionView($id)
+    {
+        return $this->render('view', [
+            'model' => $this->findModel($id),
+        ]);
+    }
+
+    /**
+     * Creates a new Event model.
+     * If creation is successful, the browser will be redirected to the 'view' page.
+     * @return mixed
+     */
+    public function actionCreate()
+    {
+        $model = new Event();
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('create', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Updates an existing Event model.
+     * If update is successful, the browser will be redirected to the 'view' page.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionUpdate($id)
+    {
+        $model = $this->findModel($id);
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('update', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Deletes an existing Event model.
+     * If deletion is successful, the browser will be redirected to the 'index' page.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionDelete($id)
+    {
+        $this->findModel($id)->delete();
+
+        return $this->redirect(['index']);
+    }
+
+    /**
+     * Finds the Event model based on its primary key value.
+     * If the model is not found, a 404 HTTP exception will be thrown.
+     * @param integer $id
+     * @return Event the loaded model
+     * @throws NotFoundHttpException if the model cannot be found
+     */
+    protected function findModel($id)
+    {
+        if (($model = Event::findOne($id)) !== null) {
+            return $model;
+        } else {
+            throw new NotFoundHttpException('The requested page does not exist.');
+        }
+    }
+}
diff --git a/backend/controllers/EventRegistrationController.php b/backend/controllers/EventRegistrationController.php
new file mode 100644
index 0000000..91e63b6
--- /dev/null
+++ b/backend/controllers/EventRegistrationController.php
@@ -0,0 +1,121 @@
+<?php
+
+namespace backend\controllers;
+
+use Yii;
+use common\models\EventRegistration;
+use backend\models\EventRegistrationSearch;
+use yii\web\Controller;
+use yii\web\NotFoundHttpException;
+use yii\filters\VerbFilter;
+
+/**
+ * EventRegistrationController implements the CRUD actions for EventRegistration model.
+ */
+class EventRegistrationController extends Controller
+{
+    public function behaviors()
+    {
+        return [
+            'verbs' => [
+                'class' => VerbFilter::className(),
+                'actions' => [
+                    'delete' => ['post'],
+                ],
+            ],
+        ];
+    }
+
+    /**
+     * Lists all EventRegistration models.
+     * @return mixed
+     */
+    public function actionIndex()
+    {
+        $searchModel = new EventRegistrationSearch();
+        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
+
+        return $this->render('index', [
+            'searchModel' => $searchModel,
+            'dataProvider' => $dataProvider,
+        ]);
+    }
+
+    /**
+     * Displays a single EventRegistration model.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionView($id)
+    {
+        return $this->render('view', [
+            'model' => $this->findModel($id),
+        ]);
+    }
+
+    /**
+     * Creates a new EventRegistration model.
+     * If creation is successful, the browser will be redirected to the 'view' page.
+     * @return mixed
+     */
+    public function actionCreate()
+    {
+        $model = new EventRegistration();
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('create', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Updates an existing EventRegistration model.
+     * If update is successful, the browser will be redirected to the 'view' page.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionUpdate($id)
+    {
+        $model = $this->findModel($id);
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('update', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Deletes an existing EventRegistration model.
+     * If deletion is successful, the browser will be redirected to the 'index' page.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionDelete($id)
+    {
+        $this->findModel($id)->delete();
+
+        return $this->redirect(['index']);
+    }
+
+    /**
+     * Finds the EventRegistration model based on its primary key value.
+     * If the model is not found, a 404 HTTP exception will be thrown.
+     * @param integer $id
+     * @return EventRegistration the loaded model
+     * @throws NotFoundHttpException if the model cannot be found
+     */
+    protected function findModel($id)
+    {
+        if (($model = EventRegistration::findOne($id)) !== null) {
+            return $model;
+        } else {
+            throw new NotFoundHttpException('The requested page does not exist.');
+        }
+    }
+}
diff --git a/backend/controllers/EventTypeController.php b/backend/controllers/EventTypeController.php
new file mode 100644
index 0000000..ac24506
--- /dev/null
+++ b/backend/controllers/EventTypeController.php
@@ -0,0 +1,121 @@
+<?php
+
+namespace backend\controllers;
+
+use Yii;
+use common\models\EventType;
+use backend\models\EventTypeSearch;
+use yii\web\Controller;
+use yii\web\NotFoundHttpException;
+use yii\filters\VerbFilter;
+
+/**
+ * EventTypeController implements the CRUD actions for EventType model.
+ */
+class EventTypeController extends Controller
+{
+    public function behaviors()
+    {
+        return [
+            'verbs' => [
+                'class' => VerbFilter::className(),
+                'actions' => [
+                    'delete' => ['post'],
+                ],
+            ],
+        ];
+    }
+
+    /**
+     * Lists all EventType models.
+     * @return mixed
+     */
+    public function actionIndex()
+    {
+        $searchModel = new EventTypeSearch();
+        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
+
+        return $this->render('index', [
+            'searchModel' => $searchModel,
+            'dataProvider' => $dataProvider,
+        ]);
+    }
+
+    /**
+     * Displays a single EventType model.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionView($id)
+    {
+        return $this->render('view', [
+            'model' => $this->findModel($id),
+        ]);
+    }
+
+    /**
+     * Creates a new EventType model.
+     * If creation is successful, the browser will be redirected to the 'view' page.
+     * @return mixed
+     */
+    public function actionCreate()
+    {
+        $model = new EventType();
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('create', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Updates an existing EventType model.
+     * If update is successful, the browser will be redirected to the 'view' page.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionUpdate($id)
+    {
+        $model = $this->findModel($id);
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('update', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Deletes an existing EventType model.
+     * If deletion is successful, the browser will be redirected to the 'index' page.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionDelete($id)
+    {
+        $this->findModel($id)->delete();
+
+        return $this->redirect(['index']);
+    }
+
+    /**
+     * Finds the EventType model based on its primary key value.
+     * If the model is not found, a 404 HTTP exception will be thrown.
+     * @param integer $id
+     * @return EventType the loaded model
+     * @throws NotFoundHttpException if the model cannot be found
+     */
+    protected function findModel($id)
+    {
+        if (($model = EventType::findOne($id)) !== null) {
+            return $model;
+        } else {
+            throw new NotFoundHttpException('The requested page does not exist.');
+        }
+    }
+}
diff --git a/backend/controllers/RoomController.php b/backend/controllers/RoomController.php
new file mode 100644
index 0000000..9dd93f3
--- /dev/null
+++ b/backend/controllers/RoomController.php
@@ -0,0 +1,121 @@
+<?php
+
+namespace backend\controllers;
+
+use Yii;
+use common\models\Room;
+use backend\models\RoomSearch;
+use yii\web\Controller;
+use yii\web\NotFoundHttpException;
+use yii\filters\VerbFilter;
+
+/**
+ * RoomController implements the CRUD actions for Room model.
+ */
+class RoomController extends Controller
+{
+    public function behaviors()
+    {
+        return [
+            'verbs' => [
+                'class' => VerbFilter::className(),
+                'actions' => [
+                    'delete' => ['post'],
+                ],
+            ],
+        ];
+    }
+
+    /**
+     * Lists all Room models.
+     * @return mixed
+     */
+    public function actionIndex()
+    {
+        $searchModel = new RoomSearch();
+        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
+
+        return $this->render('index', [
+            'searchModel' => $searchModel,
+            'dataProvider' => $dataProvider,
+        ]);
+    }
+
+    /**
+     * Displays a single Room model.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionView($id)
+    {
+        return $this->render('view', [
+            'model' => $this->findModel($id),
+        ]);
+    }
+
+    /**
+     * Creates a new Room model.
+     * If creation is successful, the browser will be redirected to the 'view' page.
+     * @return mixed
+     */
+    public function actionCreate()
+    {
+        $model = new Room();
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('create', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Updates an existing Room model.
+     * If update is successful, the browser will be redirected to the 'view' page.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionUpdate($id)
+    {
+        $model = $this->findModel($id);
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('update', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Deletes an existing Room model.
+     * If deletion is successful, the browser will be redirected to the 'index' page.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionDelete($id)
+    {
+        $this->findModel($id)->delete();
+
+        return $this->redirect(['index']);
+    }
+
+    /**
+     * Finds the Room model based on its primary key value.
+     * If the model is not found, a 404 HTTP exception will be thrown.
+     * @param integer $id
+     * @return Room the loaded model
+     * @throws NotFoundHttpException if the model cannot be found
+     */
+    protected function findModel($id)
+    {
+        if (($model = Room::findOne($id)) !== null) {
+            return $model;
+        } else {
+            throw new NotFoundHttpException('The requested page does not exist.');
+        }
+    }
+}
diff --git a/backend/controllers/TrainerController.php b/backend/controllers/TrainerController.php
new file mode 100644
index 0000000..9fc718f
--- /dev/null
+++ b/backend/controllers/TrainerController.php
@@ -0,0 +1,126 @@
+<?php
+
+namespace backend\controllers;
+
+use Yii;
+use common\models\Trainer;
+use backend\models\TrainerSearch;
+use yii\web\Controller;
+use yii\web\NotFoundHttpException;
+use yii\filters\VerbFilter;
+
+/**
+ * TrainerController implements the CRUD actions for Trainer model.
+ */
+class TrainerController extends Controller
+{
+    public function behaviors()
+    {
+        return [
+            'verbs' => [
+                'class' => VerbFilter::className(),
+                'actions' => [
+                    'delete' => ['post'],
+                ],
+            ],
+        ];
+    }
+
+    /**
+     * Lists all Trainer models.
+     * @return mixed
+     */
+    public function actionIndex()
+    {
+        $searchModel = new TrainerSearch();
+        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
+
+        return $this->render('index', [
+            'searchModel' => $searchModel,
+            'dataProvider' => $dataProvider,
+        ]);
+    }
+
+    /**
+     * Displays a single Trainer model.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionView($id)
+    {
+        return $this->render('view', [
+            'model' => $this->findModel($id),
+        ]);
+    }
+
+    /**
+     * Creates a new Trainer model.
+     * If creation is successful, the browser will be redirected to the 'view' page.
+     * @return mixed
+     */
+    public function actionCreate()
+    {
+        $model = new Trainer();
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('create', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Updates an existing Trainer model.
+     * If update is successful, the browser will be redirected to the 'view' page.
+     * @param integer $id
+     * @return mixed
+     * @throws NotFoundHttpException
+     */
+    public function actionUpdate($id)
+    {
+        $model = $this->findModel($id);
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('update', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Deletes an existing Trainer model.
+     * If deletion is successful, the browser will be redirected to the 'index' page.
+     * @param integer $id
+     * @return mixed
+     * @throws NotFoundHttpException
+     * @throws \yii\db\StaleObjectException
+     */
+    public function actionDelete($id)
+    {
+        $trainer = $this->findModel($id);
+        $trainer->active = Trainer::ACTIVE_OFF;
+        $trainer->update( );
+
+        return $this->redirect(['index']);
+    }
+
+    /**
+     * Finds the Trainer model based on its primary key value.
+     * If the model is not found, a 404 HTTP exception will be thrown.
+     * @param integer $id
+     * @return Trainer the loaded model
+     * @throws NotFoundHttpException if the model cannot be found
+     */
+    protected function findModel($id)
+    {
+        if (($model = Trainer::findOne($id)) !== null) {
+            return $model;
+        } else {
+            throw new NotFoundHttpException('The requested page does not exist.');
+        }
+    }
+}
diff --git a/backend/models/EventRegistrationSearch.php b/backend/models/EventRegistrationSearch.php
new file mode 100644
index 0000000..7df53c9
--- /dev/null
+++ b/backend/models/EventRegistrationSearch.php
@@ -0,0 +1,69 @@
+<?php
+
+namespace backend\models;
+
+use Yii;
+use yii\base\Model;
+use yii\data\ActiveDataProvider;
+use common\models\EventRegistration;
+
+/**
+ * EventRegistrationSearch represents the model behind the search form about `common\models\EventRegistration`.
+ */
+class EventRegistrationSearch extends EventRegistration
+{
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['id', 'id_event', 'id_customer'], 'integer'],
+            [['created_at', 'updated_at', 'canceled_at'], 'safe'],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function scenarios()
+    {
+        // bypass scenarios() implementation in the parent class
+        return Model::scenarios();
+    }
+
+    /**
+     * Creates data provider instance with search query applied
+     *
+     * @param array $params
+     *
+     * @return ActiveDataProvider
+     */
+    public function search($params)
+    {
+        $query = EventRegistration::find();
+
+        $dataProvider = new ActiveDataProvider([
+            'query' => $query,
+        ]);
+
+        $this->load($params);
+
+        if (!$this->validate()) {
+            // uncomment the following line if you do not want to return any records when validation fails
+            // $query->where('0=1');
+            return $dataProvider;
+        }
+
+        $query->andFilterWhere([
+            'id' => $this->id,
+            'id_event' => $this->id_event,
+            'id_customer' => $this->id_customer,
+            'created_at' => $this->created_at,
+            'updated_at' => $this->updated_at,
+            'canceled_at' => $this->canceled_at,
+        ]);
+
+        return $dataProvider;
+    }
+}
diff --git a/backend/models/EventSearch.php b/backend/models/EventSearch.php
new file mode 100644
index 0000000..53bc67c
--- /dev/null
+++ b/backend/models/EventSearch.php
@@ -0,0 +1,153 @@
+<?php
+
+namespace backend\models;
+
+use common\components\Helper;
+use Yii;
+use yii\base\Model;
+use yii\data\ActiveDataProvider;
+use common\models\Event;
+use yii\db\Expression;
+use yii\db\Query;
+
+/**
+ * EventSearch represents the model behind the search form about `common\models\Event`.
+ */
+class EventSearch extends Event
+{
+
+    public $roomName;
+    public $trainerName;
+    public $eventTypeName;
+
+
+
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['id','roomName', 'trainerName','eventTypeName'], 'string' , 'max' => 250],
+            [['startDateString',], 'date', 'format' => Yii::$app->formatter->datetimeFormat, 'timestampAttribute' => 'start',   'timeZone' => 'UTC'],
+            [['endDateString',], 'date', 'format' => Yii::$app->formatter->datetimeFormat, 'timestampAttribute' => 'end' ,  'timeZone' => 'UTC'],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function scenarios()
+    {
+        // bypass scenarios() implementation in the parent class
+        return Model::scenarios();
+    }
+
+    /**
+     * Creates data provider instance with search query applied
+     *
+     * @param array $params
+     *
+     * @return ActiveDataProvider
+     */
+    public function search($params)
+    {
+        $query = new Query();
+
+        $query->select([
+            'event.id as event_id',
+            'event.start as event_start',
+            'event.end as event_end',
+            'event.created_at as event_created_at',
+            'event.updated_at as event_updated_at',
+            'trainer.name as trainer_name',
+            'room.name as  room_name',
+            'event_type.name as event_type_name',
+            new Expression('count(event_registration.id) as registration_count')
+        ]);
+
+        $query->from("event");
+        $query->innerJoin('trainer', 'event.id_trainer = trainer.id');
+        $query->innerJoin('room', 'event.id_room = room.id');
+        $query->innerJoin('event_type', 'event_type.id = event.id_event_type');
+        $query->leftJoin('event_registration', 'event_registration.id_event = event.id' );
+        $query->groupBy(
+            [
+                'event_id',
+                'event_start',
+                'event_end',
+                'event_created_at',
+                'event_updated_at',
+                'trainer_name',
+                'room_name',
+                'event_type_name',
+            ]
+        );
+
+        $dataProvider = new ActiveDataProvider([
+            'query' => $query,
+            'sort' => [
+                'defaultOrder' => [
+                    'event_start' => SORT_DESC
+                ],
+                'attributes' => Helper::mkYiiSortItems([
+                    ['event_id'],
+                    ['event_start'],
+                    ['event_end'],
+                    ['trainer_name'],
+                    ['room_name'],
+                    ['event_type_name'],
+                    ['customer_name'],
+                    ['event_created_at'],
+                    ['event_updated_at'],
+                    ['registration_count'],
+                    ]),
+        ]
+            ])  ;
+
+        $this->load($params);
+
+        if (!$this->validate()) {
+            // uncomment the following line if you do not want to return any records when validation fails
+            // $query->where('0=1');
+            return $dataProvider;
+        }
+
+        $query->andFilterWhere([
+            'event.id' => $this->id,
+        ]);
+        $query->andFilterWhere(
+                [  'room.id' => $this->roomName]
+        );
+
+        $query->andFilterWhere(
+                [ 'trainer.id' => $this->trainerName]
+        );
+
+        $query->andFilterWhere(
+                [  'event_type.id'  => $this->eventTypeName]
+        );
+
+        if ( isset($this->start)){
+            $query->andWhere(
+                [
+                        '>=',
+                        'start' ,
+                        $this->start
+                ]
+            );
+        }
+
+        if ( isset($this->end)){
+            $query->andWhere(
+                [
+                    '<=',
+                    'end' ,
+                    $this->end
+                ]
+            );
+        }
+
+        return $dataProvider;
+    }
+}
diff --git a/backend/models/EventTypeSearch.php b/backend/models/EventTypeSearch.php
new file mode 100644
index 0000000..fc8f5d7
--- /dev/null
+++ b/backend/models/EventTypeSearch.php
@@ -0,0 +1,68 @@
+<?php
+
+namespace backend\models;
+
+use Yii;
+use yii\base\Model;
+use yii\data\ActiveDataProvider;
+use common\models\EventType;
+
+/**
+ * EventTypeSearch represents the model behind the search form about `common\models\EventType`.
+ */
+class EventTypeSearch extends EventType
+{
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['id'], 'integer'],
+            [['name', 'created_at', 'updated_at'], 'safe'],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function scenarios()
+    {
+        // bypass scenarios() implementation in the parent class
+        return Model::scenarios();
+    }
+
+    /**
+     * Creates data provider instance with search query applied
+     *
+     * @param array $params
+     *
+     * @return ActiveDataProvider
+     */
+    public function search($params)
+    {
+        $query = EventType::find();
+
+        $dataProvider = new ActiveDataProvider([
+            'query' => $query,
+        ]);
+
+        $this->load($params);
+
+        if (!$this->validate()) {
+            // uncomment the following line if you do not want to return any records when validation fails
+            // $query->where('0=1');
+            return $dataProvider;
+        }
+
+        $query->andFilterWhere([
+            'id' => $this->id,
+            'created_at' => $this->created_at,
+            'updated_at' => $this->updated_at,
+        ]);
+
+        $query->andFilterWhere(['like', 'name', $this->name]);
+
+        return $dataProvider;
+    }
+}
diff --git a/backend/models/RoomSearch.php b/backend/models/RoomSearch.php
new file mode 100644
index 0000000..a41a2ae
--- /dev/null
+++ b/backend/models/RoomSearch.php
@@ -0,0 +1,69 @@
+<?php
+
+namespace backend\models;
+
+use Yii;
+use yii\base\Model;
+use yii\data\ActiveDataProvider;
+use common\models\Room;
+
+/**
+ * RoomSearch represents the model behind the search form about `common\models\Room`.
+ */
+class RoomSearch extends Room
+{
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['id', 'seat_count'], 'integer'],
+            [['name', 'created_at', 'updated_at'], 'safe'],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function scenarios()
+    {
+        // bypass scenarios() implementation in the parent class
+        return Model::scenarios();
+    }
+
+    /**
+     * Creates data provider instance with search query applied
+     *
+     * @param array $params
+     *
+     * @return ActiveDataProvider
+     */
+    public function search($params)
+    {
+        $query = Room::find();
+
+        $dataProvider = new ActiveDataProvider([
+            'query' => $query,
+        ]);
+
+        $this->load($params);
+
+        if (!$this->validate()) {
+            // uncomment the following line if you do not want to return any records when validation fails
+            // $query->where('0=1');
+            return $dataProvider;
+        }
+
+        $query->andFilterWhere([
+            'id' => $this->id,
+            'seat_count' => $this->seat_count,
+            'created_at' => $this->created_at,
+            'updated_at' => $this->updated_at,
+        ]);
+
+        $query->andFilterWhere(['like', 'name', $this->name]);
+
+        return $dataProvider;
+    }
+}
diff --git a/backend/models/TrainerSearch.php b/backend/models/TrainerSearch.php
new file mode 100644
index 0000000..aae4f43
--- /dev/null
+++ b/backend/models/TrainerSearch.php
@@ -0,0 +1,72 @@
+<?php
+
+namespace backend\models;
+
+use Yii;
+use yii\base\Model;
+use yii\data\ActiveDataProvider;
+use common\models\Trainer;
+
+/**
+ * TrainerSearch represents the model behind the search form about `common\models\Trainer`.
+ */
+class TrainerSearch extends Trainer
+{
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['id', 'active'], 'integer'],
+            [['name', 'phone', 'email', 'password', 'created_at', 'updated_at'], 'safe'],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function scenarios()
+    {
+        // bypass scenarios() implementation in the parent class
+        return Model::scenarios();
+    }
+
+    /**
+     * Creates data provider instance with search query applied
+     *
+     * @param array $params
+     *
+     * @return ActiveDataProvider
+     */
+    public function search($params)
+    {
+        $query = Trainer::find();
+
+        $dataProvider = new ActiveDataProvider([
+            'query' => $query,
+        ]);
+
+        $this->load($params);
+
+        if (!$this->validate()) {
+            // uncomment the following line if you do not want to return any records when validation fails
+            // $query->where('0=1');
+            return $dataProvider;
+        }
+
+        $query->andFilterWhere([
+            'id' => $this->id,
+            'active' => $this->active,
+            'created_at' => $this->created_at,
+            'updated_at' => $this->updated_at,
+        ]);
+
+        $query->andFilterWhere(['like', 'name', $this->name])
+            ->andFilterWhere(['like', 'phone', $this->phone])
+            ->andFilterWhere(['like', 'email', $this->email])
+            ->andFilterWhere(['like', 'password', $this->password]);
+
+        return $dataProvider;
+    }
+}
diff --git a/backend/models/TransferSearch.php b/backend/models/TransferSearch.php
index 8f71c80..fcf1fd2 100644
--- a/backend/models/TransferSearch.php
+++ b/backend/models/TransferSearch.php
@@ -167,6 +167,8 @@ class TransferSearch extends Transfer
             }
         }
 
+        ['like', 'name', ['test', 'sample']]
+
         $query->andFilterWhere([
             'transfer.id_account' => $this->id_account,
             'transfer.status' => $this->status,
diff --git a/backend/views/event-registration/_form.php b/backend/views/event-registration/_form.php
new file mode 100644
index 0000000..9924d6e
--- /dev/null
+++ b/backend/views/event-registration/_form.php
@@ -0,0 +1,31 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\EventRegistration */
+/* @var $form yii\widgets\ActiveForm */
+?>
+
+<div class="event-registration-form">
+
+    <?php $form = ActiveForm::begin(); ?>
+
+    <?= $form->field($model, 'id_event')->textInput() ?>
+
+    <?= $form->field($model, 'id_customer')->textInput() ?>
+
+    <?= $form->field($model, 'created_at')->textInput() ?>
+
+    <?= $form->field($model, 'updated_at')->textInput() ?>
+
+    <?= $form->field($model, 'canceled_at')->textInput() ?>
+
+    <div class="form-group">
+        <?= Html::submitButton($model->isNewRecord ? Yii::t('event-registration', 'Create') : Yii::t('event-registration', 'Update'), ['class' => $model->isNewRecord ? 'btn btn-success' : 'btn btn-primary']) ?>
+    </div>
+
+    <?php ActiveForm::end(); ?>
+
+</div>
diff --git a/backend/views/event-registration/_search.php b/backend/views/event-registration/_search.php
new file mode 100644
index 0000000..2d919d0
--- /dev/null
+++ b/backend/views/event-registration/_search.php
@@ -0,0 +1,37 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model backend\models\EventRegistrationSearch */
+/* @var $form yii\widgets\ActiveForm */
+?>
+
+<div class="event-registration-search">
+
+    <?php $form = ActiveForm::begin([
+        'action' => ['index'],
+        'method' => 'get',
+    ]); ?>
+
+    <?= $form->field($model, 'id') ?>
+
+    <?= $form->field($model, 'id_event') ?>
+
+    <?= $form->field($model, 'id_customer') ?>
+
+    <?= $form->field($model, 'created_at') ?>
+
+    <?= $form->field($model, 'updated_at') ?>
+
+    <?php // echo $form->field($model, 'canceled_at') ?>
+
+    <div class="form-group">
+        <?= Html::submitButton(Yii::t('event-registration', 'Search'), ['class' => 'btn btn-primary']) ?>
+        <?= Html::resetButton(Yii::t('event-registration', 'Reset'), ['class' => 'btn btn-default']) ?>
+    </div>
+
+    <?php ActiveForm::end(); ?>
+
+</div>
diff --git a/backend/views/event-registration/create.php b/backend/views/event-registration/create.php
new file mode 100644
index 0000000..1fc158d
--- /dev/null
+++ b/backend/views/event-registration/create.php
@@ -0,0 +1,21 @@
+<?php
+
+use yii\helpers\Html;
+
+
+/* @var $this yii\web\View */
+/* @var $model common\models\EventRegistration */
+
+$this->title = Yii::t('event-registration', 'Create Event Registration');
+$this->params['breadcrumbs'][] = ['label' => Yii::t('event-registration', 'Event Registrations'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="event-registration-create">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <?= $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>
diff --git a/backend/views/event-registration/index.php b/backend/views/event-registration/index.php
new file mode 100644
index 0000000..f6d170b
--- /dev/null
+++ b/backend/views/event-registration/index.php
@@ -0,0 +1,39 @@
+<?php
+
+use yii\helpers\Html;
+use yii\grid\GridView;
+
+/* @var $this yii\web\View */
+/* @var $searchModel backend\models\EventRegistrationSearch */
+/* @var $dataProvider yii\data\ActiveDataProvider */
+
+$this->title = Yii::t('event-registration', 'Event Registrations');
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="event-registration-index">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+    <?php // echo $this->render('_search', ['model' => $searchModel]); ?>
+
+    <p>
+        <?= Html::a(Yii::t('event-registration', 'Create Event Registration'), ['create'], ['class' => 'btn btn-success']) ?>
+    </p>
+
+    <?= GridView::widget([
+        'dataProvider' => $dataProvider,
+        'filterModel' => $searchModel,
+        'columns' => [
+            ['class' => 'yii\grid\SerialColumn'],
+
+            'id',
+            'id_event',
+            'id_customer',
+            'created_at',
+            'updated_at',
+            // 'canceled_at',
+
+            ['class' => 'yii\grid\ActionColumn'],
+        ],
+    ]); ?>
+
+</div>
diff --git a/backend/views/event-registration/update.php b/backend/views/event-registration/update.php
new file mode 100644
index 0000000..e8d862b
--- /dev/null
+++ b/backend/views/event-registration/update.php
@@ -0,0 +1,23 @@
+<?php
+
+use yii\helpers\Html;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\EventRegistration */
+
+$this->title = Yii::t('event-registration', 'Update {modelClass}: ', [
+    'modelClass' => 'Event Registration',
+]) . ' ' . $model->id;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('event-registration', 'Event Registrations'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = ['label' => $model->id, 'url' => ['view', 'id' => $model->id]];
+$this->params['breadcrumbs'][] = Yii::t('event-registration', 'Update');
+?>
+<div class="event-registration-update">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <?= $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>
diff --git a/backend/views/event-registration/view.php b/backend/views/event-registration/view.php
new file mode 100644
index 0000000..a91fc1f
--- /dev/null
+++ b/backend/views/event-registration/view.php
@@ -0,0 +1,40 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\DetailView;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\EventRegistration */
+
+$this->title = $model->id;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('event-registration', 'Event Registrations'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="event-registration-view">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <p>
+        <?= Html::a(Yii::t('event-registration', 'Update'), ['update', 'id' => $model->id], ['class' => 'btn btn-primary']) ?>
+        <?= Html::a(Yii::t('event-registration', 'Delete'), ['delete', 'id' => $model->id], [
+            'class' => 'btn btn-danger',
+            'data' => [
+                'confirm' => Yii::t('event-registration', 'Are you sure you want to delete this item?'),
+                'method' => 'post',
+            ],
+        ]) ?>
+    </p>
+
+    <?= DetailView::widget([
+        'model' => $model,
+        'attributes' => [
+            'id',
+            'id_event',
+            'id_customer',
+            'created_at',
+            'updated_at',
+            'canceled_at',
+        ],
+    ]) ?>
+
+</div>
diff --git a/backend/views/event-type/_form.php b/backend/views/event-type/_form.php
new file mode 100644
index 0000000..02abc8a
--- /dev/null
+++ b/backend/views/event-type/_form.php
@@ -0,0 +1,23 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\EventType */
+/* @var $form yii\widgets\ActiveForm */
+?>
+
+<div class="event-type-form">
+
+    <?php $form = ActiveForm::begin(); ?>
+
+    <?= $form->field($model, 'name')->textInput(['maxlength' => true]) ?>
+
+    <div class="form-group">
+        <?= Html::submitButton($model->isNewRecord ? Yii::t('event-type', 'Create') : Yii::t('event-type', 'Update'), ['class' => $model->isNewRecord ? 'btn btn-success' : 'btn btn-primary']) ?>
+    </div>
+
+    <?php ActiveForm::end(); ?>
+
+</div>
diff --git a/backend/views/event-type/_search.php b/backend/views/event-type/_search.php
new file mode 100644
index 0000000..b83acf8
--- /dev/null
+++ b/backend/views/event-type/_search.php
@@ -0,0 +1,36 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model backend\models\EventTypeSearch */
+/* @var $form yii\widgets\ActiveForm */
+?>
+
+<div class="event-type-search">
+
+    <?php $form = ActiveForm::begin([
+        'action' => ['index'],
+        'method' => 'get',
+    ]); ?>
+
+    <div class="panel panel-default">
+        <div class="panel-heading">
+            <h3 class="panel-title">Keresés</h3>
+        </div>
+        <div class="panel-body">
+            <div class="row">
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?= $form->field($model, 'name') ?>
+                </div>
+            </div>
+        </div>
+            <div class="panel-footer">
+                <?= Html::submitButton(Yii::t('event-type', 'Search'), ['class' => 'btn btn-primary']) ?>
+            </div>
+    </div>
+
+    <?php ActiveForm::end(); ?>
+
+</div>
diff --git a/backend/views/event-type/create.php b/backend/views/event-type/create.php
new file mode 100644
index 0000000..bd54799
--- /dev/null
+++ b/backend/views/event-type/create.php
@@ -0,0 +1,21 @@
+<?php
+
+use yii\helpers\Html;
+
+
+/* @var $this yii\web\View */
+/* @var $model common\models\EventType */
+
+$this->title = Yii::t('event-type', 'Create Event Type');
+$this->params['breadcrumbs'][] = ['label' => Yii::t('event-type', 'Event Types'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="event-type-create">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <?= $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>
diff --git a/backend/views/event-type/index.php b/backend/views/event-type/index.php
new file mode 100644
index 0000000..3163e74
--- /dev/null
+++ b/backend/views/event-type/index.php
@@ -0,0 +1,36 @@
+<?php
+
+use yii\helpers\Html;
+use yii\grid\GridView;
+
+/* @var $this yii\web\View */
+/* @var $searchModel backend\models\EventTypeSearch */
+/* @var $dataProvider yii\data\ActiveDataProvider */
+
+$this->title = Yii::t('event-type', 'Event Types');
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="event-type-index">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+    <?php  echo $this->render('_search', ['model' => $searchModel]); ?>
+
+    <p>
+        <?= Html::a(Yii::t('event-type', 'Create Event Type'), ['create'], ['class' => 'btn btn-success']) ?>
+    </p>
+
+    <?= GridView::widget([
+        'dataProvider' => $dataProvider,
+        'columns' => [
+            'id',
+            'name',
+            'created_at:datetime',
+            'updated_at:datetime',
+
+            ['class' => 'yii\grid\ActionColumn',
+                'template' => '{view} {update}'
+            ],
+        ],
+    ]); ?>
+
+</div>
diff --git a/backend/views/event-type/update.php b/backend/views/event-type/update.php
new file mode 100644
index 0000000..c32bbcd
--- /dev/null
+++ b/backend/views/event-type/update.php
@@ -0,0 +1,21 @@
+<?php
+
+use yii\helpers\Html;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\EventType */
+
+$this->title = Yii::t('event-type', 'Update Event Type:') . ' '  . $model->name;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('event-type', 'Event Types'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = ['label' => $model->name, 'url' => ['view', 'id' => $model->id]];
+$this->params['breadcrumbs'][] = Yii::t('event-type', 'Update');
+?>
+<div class="event-type-update">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <?= $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>
diff --git a/backend/views/event-type/view.php b/backend/views/event-type/view.php
new file mode 100644
index 0000000..1a6a8cd
--- /dev/null
+++ b/backend/views/event-type/view.php
@@ -0,0 +1,38 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\DetailView;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\EventType */
+
+$this->title = $model->name;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('event-type', 'Event Types'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="event-type-view">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <p>
+        <?= Html::a(Yii::t('event-type', 'Update'), ['update', 'id' => $model->id], ['class' => 'btn btn-primary']) ?>
+        <?= Html::a(Yii::t('event-type', 'Delete'), ['delete', 'id' => $model->id], [
+            'class' => 'btn btn-danger',
+            'data' => [
+                'confirm' => Yii::t('event-type', 'Are you sure you want to delete this item?'),
+                'method' => 'post',
+            ],
+        ]) ?>
+    </p>
+
+    <?= DetailView::widget([
+        'model' => $model,
+        'attributes' => [
+            'id',
+            'name',
+            'created_at',
+            'updated_at',
+        ],
+    ]) ?>
+
+</div>
diff --git a/backend/views/event/_form.php b/backend/views/event/_form.php
new file mode 100644
index 0000000..cf5e01c
--- /dev/null
+++ b/backend/views/event/_form.php
@@ -0,0 +1,49 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Event */
+/* @var $form yii\widgets\ActiveForm */
+?>
+
+<div class="event-form">
+
+    <?php $form = ActiveForm::begin(); ?>
+
+    <?= $form->field($model, 'startDateString')->widget(\kartik\widgets\DateTimePicker::classname(), [
+        'pluginOptions' => [
+            'autoclose'=>true,
+            'format' => 'yyyy.mm.dd hh:ii'
+        ],
+        'options' => [
+            'autocomplete' => 'off'
+        ]
+    ]);
+    ?>
+
+    <?= $form->field($model, 'endDateString')->widget(\kartik\widgets\DateTimePicker::classname(), [
+        'pluginOptions' => [
+            'autoclose'=>true,
+            'format' => 'yyyy.mm.dd hh:ii'
+        ],
+        'options' => [
+            'autocomplete' => 'off'
+        ]
+    ])
+    ?>
+
+    <?= $form->field($model, 'id_room')->dropDownList(\common\models\Room::roomOptions(false, true) ) ?>
+
+    <?= $form->field($model, 'id_trainer')->dropDownList(\common\models\Trainer::trainerOptions(false, true) ) ?>
+
+    <?= $form->field($model, 'id_event_type')->dropDownList(\common\models\EventType::eventTypeOptions(false, true) ) ?>
+
+    <div class="form-group">
+        <?= Html::submitButton($model->isNewRecord ? Yii::t('event', 'Create') : Yii::t('event', 'Update'), ['class' => $model->isNewRecord ? 'btn btn-success' : 'btn btn-primary']) ?>
+    </div>
+
+    <?php ActiveForm::end(); ?>
+
+</div>
diff --git a/backend/views/event/_search.php b/backend/views/event/_search.php
new file mode 100644
index 0000000..ccfe966
--- /dev/null
+++ b/backend/views/event/_search.php
@@ -0,0 +1,74 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model backend\models\EventSearch */
+/* @var $form yii\widgets\ActiveForm */
+?>
+
+<div class="event-search">
+
+    <?php $form = ActiveForm::begin([
+        'action' => ['index'],
+        'method' => 'get',
+    ]); ?>
+
+    <div class="panel panel-default">
+        <div class="panel-heading">
+            <h3 class="panel-title">Keresés</h3>
+        </div>
+        <div class="panel-body">
+            <div class="row">
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?= $form->field($model, 'id') ?>
+                </div>
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?= $form->field($model, 'startDateString')->widget(\kartik\widgets\DateTimePicker::classname(), [
+        'pluginOptions' => [
+            'autoclose'=>true,
+            'format' => 'yyyy.mm.dd hh:ii'
+        ],
+        'options' => [
+            'autocomplete' => 'off'
+        ]
+    ]); ?>
+                </div>
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?= $form->field($model, 'endDateString')->widget(\kartik\widgets\DateTimePicker::classname(), [
+                        'pluginOptions' => [
+                            'autoclose'=>true,
+                            'format' => 'yyyy.mm.dd hh:ii'
+                        ],
+                        'options' => [
+                            'autocomplete' => 'off'
+                        ]
+                    ])
+                    ?>
+                </div>
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?= $form->field($model, 'roomName')->dropDownList(\common\models\Room::roomOptions(true)) ?>
+                </div>
+            </div>
+            <div class="row">
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?= $form->field($model, 'trainerName')->dropDownList(\common\models\Trainer::trainerOptions(true)) ?>
+                </div>
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?php  echo $form->field($model, 'eventTypeName')->dropDownList(\common\models\EventType::eventTypeOptions(true)) ?>
+                </div>
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                </div>
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                </div>
+            </div>
+        </div>
+        <div class="panel-footer">
+        <?= Html::submitButton(Yii::t('event', 'Search'), ['class' => 'btn btn-primary']) ?>
+        </div>
+    </div>
+
+    <?php ActiveForm::end(); ?>
+
+</div>
diff --git a/backend/views/event/create.php b/backend/views/event/create.php
new file mode 100644
index 0000000..de74c84
--- /dev/null
+++ b/backend/views/event/create.php
@@ -0,0 +1,21 @@
+<?php
+
+use yii\helpers\Html;
+
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Event */
+
+$this->title = Yii::t('event', 'Create Event');
+$this->params['breadcrumbs'][] = ['label' => Yii::t('event', 'Events'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="event-create">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <?= $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>
diff --git a/backend/views/event/index.php b/backend/views/event/index.php
new file mode 100644
index 0000000..8a9b83e
--- /dev/null
+++ b/backend/views/event/index.php
@@ -0,0 +1,70 @@
+<?php
+
+use yii\helpers\Html;
+use yii\grid\GridView;
+
+/* @var $this yii\web\View */
+/* @var $searchModel backend\models\EventSearch */
+/* @var $dataProvider yii\data\ActiveDataProvider */
+
+$this->title = Yii::t('event', 'Events');
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="event-index">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+    <?php echo $this->render('_search', ['model' => $searchModel]); ?>
+
+    <p>
+        <?= Html::a(Yii::t('event', 'Create Event'), ['create'], ['class' => 'btn btn-success']) ?>
+    </p>
+
+    <?= GridView::widget([
+        'dataProvider' => $dataProvider,
+        'columns' => [
+            [
+                'attribute' => 'event_id',
+                'label' => \Yii::t('event', 'ID')
+            ],
+            [
+                'attribute' => 'event_type_name',
+                'label' => \Yii::t('event', 'Id Event Type')
+            ],
+            [
+                'attribute' => 'event_start',
+                'label' => \Yii::t('event', 'Start'),
+                'format' => 'datetime'
+            ],
+            [
+                'attribute' => 'event_end',
+                'label' => \Yii::t('event', 'End'),
+                'format' => 'datetime'
+            ],
+            [
+                'attribute' => 'registration_count',
+                'label' => \Yii::t('event', 'Registration Count')
+            ],
+            [
+                'attribute' => 'room_name',
+                'label' => \Yii::t('event', 'Room Name')
+            ],
+            [
+                'attribute' => 'trainer_name',
+                'label' => \Yii::t('event', 'Trainer Name')
+            ],
+            [
+                'attribute' => 'event_created_at',
+                'label' => \Yii::t('event', 'Created At'),
+                'format' => 'datetime'
+            ],
+            [
+                'attribute' => 'event_updated_at',
+                'label' => \Yii::t('event', 'Updated At'),
+                'format' => 'datetime'
+            ],
+
+            ['class' => 'yii\grid\ActionColumn'],
+        ],
+    ]); ?>
+
+</div>
diff --git a/backend/views/event/update.php b/backend/views/event/update.php
new file mode 100644
index 0000000..19874fe
--- /dev/null
+++ b/backend/views/event/update.php
@@ -0,0 +1,21 @@
+<?php
+
+use yii\helpers\Html;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Event */
+
+$this->title = Yii::t('event', 'Update Event:') . ' ' . $model->id;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('event', 'Events'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = ['label' => $model->id, 'url' => ['view', 'id' => $model->id]];
+$this->params['breadcrumbs'][] = Yii::t('event', 'Update');
+?>
+<div class="event-update">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <?= $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>
diff --git a/backend/views/event/view.php b/backend/views/event/view.php
new file mode 100644
index 0000000..f060a80
--- /dev/null
+++ b/backend/views/event/view.php
@@ -0,0 +1,51 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\DetailView;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Event */
+
+$this->title = $model->trainer->name . "/" . $model->eventType->name . "/" . $model->room->name;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('event', 'Events'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="event-view">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <p>
+        <?= Html::a(Yii::t('event', 'Update'), ['update', 'id' => $model->id], ['class' => 'btn btn-primary']) ?>
+        <?= Html::a(Yii::t('event', 'Delete'), ['delete', 'id' => $model->id], [
+            'class' => 'btn btn-danger',
+            'data' => [
+                'confirm' => Yii::t('event', 'Are you sure you want to delete this item?'),
+                'method' => 'post',
+            ],
+        ]) ?>
+    </p>
+
+    <?= DetailView::widget([
+        'model' => $model,
+        'attributes' => [
+            'id',
+            'start:datetime',
+            'end:datetime',
+            [
+                'attribute' => 'room.name',
+                'label' => $model->getAttributeLabel('id_room')
+            ],
+            [
+                'attribute' => 'trainer.name',
+                'label' => $model->getAttributeLabel('id_trainer')
+            ],
+            [
+                    'attribute' => 'eventType.name',
+                    'label' => $model->getAttributeLabel('id_event_type')
+            ],
+            'created_at:datetime',
+            'updated_at:datetime',
+        ],
+    ]) ?>
+
+</div>
diff --git a/backend/views/room/_form.php b/backend/views/room/_form.php
new file mode 100644
index 0000000..ea8b685
--- /dev/null
+++ b/backend/views/room/_form.php
@@ -0,0 +1,25 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Room */
+/* @var $form yii\widgets\ActiveForm */
+?>
+
+<div class="room-form">
+
+    <?php $form = ActiveForm::begin(); ?>
+
+    <?= $form->field($model, 'name')->textInput(['maxlength' => true]) ?>
+
+    <?= $form->field($model, 'seat_count')->textInput(['type' => 'number']) ?>
+
+    <div class="form-group">
+        <?= Html::submitButton($model->isNewRecord ? Yii::t('room', 'Create') : Yii::t('room', 'Update'), ['class' => $model->isNewRecord ? 'btn btn-success' : 'btn btn-primary']) ?>
+    </div>
+
+    <?php ActiveForm::end(); ?>
+
+</div>
diff --git a/backend/views/room/_search.php b/backend/views/room/_search.php
new file mode 100644
index 0000000..4071472
--- /dev/null
+++ b/backend/views/room/_search.php
@@ -0,0 +1,48 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model backend\models\RoomSearch */
+/* @var $form yii\widgets\ActiveForm */
+?>
+
+<div class="room-search">
+
+    <?php $form = ActiveForm::begin([
+        'action' => ['index'],
+        'method' => 'get',
+    ]); ?>
+    <?php
+    // ///////////////////////////////////////
+    // Search Pane
+    // ///////////////////////////////////////
+    ?>
+    <div class="panel panel-default">
+        <div class="panel-heading">
+            <h3 class="panel-title">Keresés</h3>
+        </div>
+        <div class="panel-body">
+            <?php
+            // ///////////////////////////////////////
+            // Search fields
+            // ///////////////////////////////////////
+            ?>
+            <div class="row">
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?= $form->field($model, 'name') ?>
+                </div>
+            </div>
+        </div>
+        <div class="panel-footer">
+            <?php
+            // ///////////////////////////////////////
+            // Search button
+            // ///////////////////////////////////////
+            ?>
+            <?= Html::submitButton(Yii::t('room', 'Search'), ['class' => 'btn btn-primary']) ?>
+        </div>
+    </div>
+    <?php ActiveForm::end(); ?>
+</div>
diff --git a/backend/views/room/create.php b/backend/views/room/create.php
new file mode 100644
index 0000000..d892c43
--- /dev/null
+++ b/backend/views/room/create.php
@@ -0,0 +1,21 @@
+<?php
+
+use yii\helpers\Html;
+
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Room */
+
+$this->title = Yii::t('room', 'Create Room');
+$this->params['breadcrumbs'][] = ['label' => Yii::t('room', 'Rooms'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="room-create">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <?= $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>
diff --git a/backend/views/room/index.php b/backend/views/room/index.php
new file mode 100644
index 0000000..00ee5e7
--- /dev/null
+++ b/backend/views/room/index.php
@@ -0,0 +1,37 @@
+<?php
+
+use yii\helpers\Html;
+use yii\grid\GridView;
+
+/* @var $this yii\web\View */
+/* @var $searchModel backend\models\RoomSearch */
+/* @var $dataProvider yii\data\ActiveDataProvider */
+
+$this->title = Yii::t('room', 'Rooms');
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="room-index">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+    <?php  echo $this->render('_search', ['model' => $searchModel]); ?>
+
+    <p>
+        <?= Html::a(Yii::t('room', 'Create Room'), ['create'], ['class' => 'btn btn-success']) ?>
+    </p>
+
+    <?= GridView::widget([
+        'dataProvider' => $dataProvider,
+        'columns' => [
+            'id',
+            'name',
+            'seat_count',
+            'created_at:datetime',
+            'updated_at:datetime',
+
+            ['class' => 'yii\grid\ActionColumn',
+                'template' => '{view} {update}'
+            ],
+        ],
+    ]); ?>
+
+</div>
diff --git a/backend/views/room/update.php b/backend/views/room/update.php
new file mode 100644
index 0000000..2f6f3ca
--- /dev/null
+++ b/backend/views/room/update.php
@@ -0,0 +1,21 @@
+<?php
+
+use yii\helpers\Html;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Room */
+
+$this->title = Yii::t('room', 'Update Room: ') . $model->name;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('room', 'Rooms'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = ['label' => $model->name, 'url' => ['view', 'id' => $model->id]];
+$this->params['breadcrumbs'][] = Yii::t('room', 'Update');
+?>
+<div class="room-update">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <?= $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>
diff --git a/backend/views/room/view.php b/backend/views/room/view.php
new file mode 100644
index 0000000..fc7214d
--- /dev/null
+++ b/backend/views/room/view.php
@@ -0,0 +1,39 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\DetailView;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Room */
+
+$this->title = $model->name;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('room', 'Rooms'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="room-view">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <p>
+        <?= Html::a(Yii::t('room', 'Update'), ['update', 'id' => $model->id], ['class' => 'btn btn-primary']) ?>
+        <?= Html::a(Yii::t('room', 'Delete'), ['delete', 'id' => $model->id], [
+            'class' => 'btn btn-danger',
+            'data' => [
+                'confirm' => Yii::t('room', 'Are you sure you want to delete this item?'),
+                'method' => 'post',
+            ],
+        ]) ?>
+    </p>
+
+    <?= DetailView::widget([
+        'model' => $model,
+        'attributes' => [
+            'id',
+            'name',
+            'seat_count',
+            'created_at',
+            'updated_at',
+        ],
+    ]) ?>
+
+</div>
diff --git a/backend/views/trainer/_form.php b/backend/views/trainer/_form.php
new file mode 100644
index 0000000..2500092
--- /dev/null
+++ b/backend/views/trainer/_form.php
@@ -0,0 +1,20 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Trainer */
+/* @var $form yii\widgets\ActiveForm */
+?>
+<div class="trainer-form">
+    <?php $form = ActiveForm::begin(); ?>
+    <?= $form->field($model, 'name')->textInput(['maxlength' => true]) ?>
+    <?= $form->field($model, 'phone')->textInput(['maxlength' => true]) ?>
+    <?= $form->field($model, 'email')->textInput(['maxlength' => true]) ?>
+    <?= $form->field($model, 'active')->checkbox() ?>
+    <div class="form-group">
+        <?= Html::submitButton($model->isNewRecord ? Yii::t('trainer', 'Create') : Yii::t('trainer', 'Update'), ['class' => $model->isNewRecord ? 'btn btn-success' : 'btn btn-primary']) ?>
+    </div>
+    <?php ActiveForm::end(); ?>
+</div>
diff --git a/backend/views/trainer/_search.php b/backend/views/trainer/_search.php
new file mode 100644
index 0000000..0e2a191
--- /dev/null
+++ b/backend/views/trainer/_search.php
@@ -0,0 +1,49 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model backend\models\TrainerSearch */
+/* @var $form yii\widgets\ActiveForm */
+?>
+<div class="panel panel-default">
+    <div class="panel-heading">
+        <h3 class="panel-title">Keresés</h3>
+    </div>
+    <div class="panel-body">
+        <div class="trainer-search">
+
+            <?php $form = ActiveForm::begin([
+                'action' => ['index'],
+                'method' => 'get',
+            ]); ?>
+
+            <div class="row">
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?= $form->field($model, 'name') ?>
+                </div>
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?= $form->field($model, 'phone') ?>
+                </div>
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?= $form->field($model, 'email') ?>
+                </div>
+                <div class="col-xs-3 col-sm-3 col-md-3 col-lg-3">
+                    <?php echo $form->field($model, 'active')->dropDownList([
+                            '' => \Yii::t("trainer","All"),
+                            \common\models\Trainer::ACTIVE_OFF => \Yii::t("trainer","active_off"),
+                        \common\models\Trainer::ACTIVE_ON => \Yii::t("trainer","active_on"),
+                    ]) ?>
+                </div>
+            </div>
+
+            <div class="form-group">
+                <?= Html::submitButton(Yii::t('trainer', 'Search'), ['class' => 'btn btn-primary']) ?>
+            </div>
+
+            <?php ActiveForm::end(); ?>
+
+        </div>
+    </div>
+</div>
diff --git a/backend/views/trainer/create.php b/backend/views/trainer/create.php
new file mode 100644
index 0000000..73e7b43
--- /dev/null
+++ b/backend/views/trainer/create.php
@@ -0,0 +1,21 @@
+<?php
+
+use yii\helpers\Html;
+
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Trainer */
+
+$this->title = Yii::t('trainer', 'Create Trainer');
+$this->params['breadcrumbs'][] = ['label' => Yii::t('trainer', 'Trainers'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="trainer-create">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <?= $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>
diff --git a/backend/views/trainer/index.php b/backend/views/trainer/index.php
new file mode 100644
index 0000000..cdb5ffb
--- /dev/null
+++ b/backend/views/trainer/index.php
@@ -0,0 +1,37 @@
+<?php
+
+use yii\helpers\Html;
+use yii\grid\GridView;
+
+/* @var $this yii\web\View */
+/* @var $searchModel backend\models\TrainerSearch */
+/* @var $dataProvider yii\data\ActiveDataProvider */
+
+$this->title = Yii::t('trainer', 'Trainers');
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="trainer-index">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+    <?php  echo $this->render('_search', ['model' => $searchModel]); ?>
+
+    <p>
+        <?= Html::a(Yii::t('trainer', 'Create Trainer'), ['create'], ['class' => 'btn btn-success']) ?>
+    </p>
+
+    <?= GridView::widget([
+        'dataProvider' => $dataProvider,
+        'columns' => [
+            'id',
+            'name',
+            'phone',
+            'email:email',
+            ['attribute' => 'active' , 'value' => function ($model){ return \common\models\Trainer::prettyPrintActive($model->active) ;}  ],
+             'created_at:datetime',
+             'updated_at:datetime',
+
+            ['class' => 'yii\grid\ActionColumn'],
+        ],
+    ]); ?>
+
+</div>
diff --git a/backend/views/trainer/update.php b/backend/views/trainer/update.php
new file mode 100644
index 0000000..54be292
--- /dev/null
+++ b/backend/views/trainer/update.php
@@ -0,0 +1,21 @@
+<?php
+
+use yii\helpers\Html;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Trainer */
+
+$this->title = Yii::t('trainer', 'Update Trainer:' ) . ' ' . $model->name;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('trainer', 'Trainers'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = ['label' => $model->name, 'url' => ['view', 'id' => $model->id]];
+$this->params['breadcrumbs'][] = Yii::t('trainer', 'Update');
+?>
+<div class="trainer-update">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <?= $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>
diff --git a/backend/views/trainer/view.php b/backend/views/trainer/view.php
new file mode 100644
index 0000000..9a090af
--- /dev/null
+++ b/backend/views/trainer/view.php
@@ -0,0 +1,44 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\DetailView;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Trainer */
+
+$this->title = $model->name;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('trainer', 'Trainers'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="trainer-view">
+
+    <h1><?= Html::encode($this->title) ?></h1>
+
+    <p>
+        <?= Html::a(Yii::t('trainer', 'Update'), ['update', 'id' => $model->id], ['class' => 'btn btn-primary']) ?>
+        <?= Html::a(Yii::t('trainer', 'Delete'), ['delete', 'id' => $model->id], [
+            'class' => 'btn btn-danger',
+            'data' => [
+                'confirm' => Yii::t('trainer', 'Are you sure you want to delete this item?'),
+                'method' => 'post',
+            ],
+        ]) ?>
+    </p>
+
+    <?= DetailView::widget([
+        'model' => $model,
+        'attributes' => [
+            'id',
+            'name',
+            'phone',
+            'email:email',
+            [
+                'attribute' => 'active',
+                'value' => \common\models\Trainer::prettyPrintActive($model->active)
+            ],
+            'created_at:datetime',
+            'updated_at:datetime',
+        ],
+    ]) ?>
+
+</div>
diff --git a/common/messages/hu/event-type.php b/common/messages/hu/event-type.php
new file mode 100644
index 0000000..ad9054b
--- /dev/null
+++ b/common/messages/hu/event-type.php
@@ -0,0 +1,24 @@
+<?php
+/**
+ * Created by IntelliJ IDEA.
+ * User: rocho
+ * Date: 2018.12.06.
+ * Time: 7:55
+ */
+
+
+return [
+    'ID' => 'ID',
+    'Name' => 'Név',
+    'Create Event Type' => 'Új esemény Típus',
+    'Update Event Type:' => 'Esemény Típus adatainak módosítása:',
+
+    'Event Types' => 'Esemény Típusok',
+    'Created At' => 'Létrehozási dátum, idő',
+    'Updated At' => 'Módosítási dátum, idő',
+    'Search' => 'Keres',
+    'Create' => 'Mentés',
+    'Update' => 'Módosít',
+    'Delete' => 'Törlés',
+    'All' => 'Mind',
+];
\ No newline at end of file
diff --git a/common/messages/hu/event.php b/common/messages/hu/event.php
new file mode 100644
index 0000000..c7c3623
--- /dev/null
+++ b/common/messages/hu/event.php
@@ -0,0 +1,36 @@
+<?php
+/**
+ * Created by IntelliJ IDEA.
+ * User: rocho
+ * Date: 2018.12.06.
+ * Time: 7:55
+ */
+
+
+return [
+    'ID' => 'ID',
+    'Name' => 'Név',
+    'Seat Count' => 'Férőhelyek száma',
+    'Create Event' => 'Új esemény',
+    'Update Event:' => 'Esemény adatainak módosítása:',
+
+    'Events' => 'Események',
+    'Created At' => 'Létrehozási dátum, idő',
+    'Updated At' => 'Módosítási dátum, idő',
+    'Search' => 'Keres',
+    'Create' => 'Mentés',
+    'Update' => 'Módosít',
+    'Delete' => 'Törlés',
+    'All' => 'Mind',
+    'Start' => 'Esemény kezdete',
+    'End' => 'Esemény vége',
+    'Room Name' => 'Terem',
+    'Trainer Name' => 'Edző',
+
+    'Event start' => 'Esemény Kezdete',
+    'Event end' => 'Esemény vége',
+    'Id Room' => 'Terem',
+    'Id Trainer' => 'Edző',
+    'Id Event Type' => 'Esemény Típus',
+    'Registration Count' => 'Résztvevők'
+];
\ No newline at end of file
diff --git a/common/messages/hu/room.php b/common/messages/hu/room.php
new file mode 100644
index 0000000..46a2444
--- /dev/null
+++ b/common/messages/hu/room.php
@@ -0,0 +1,25 @@
+<?php
+/**
+ * Created by IntelliJ IDEA.
+ * User: rocho
+ * Date: 2018.12.06.
+ * Time: 7:55
+ */
+
+
+return [
+    'ID' => 'ID',
+    'Name' => 'Név',
+    'Seat Count' => 'Férőhelyek száma',
+    'Create Room' => 'Új terem',
+    'Update Room:' => 'Terem adatainak módosítása:',
+
+    'Rooms' => 'Termek',
+    'Created At' => 'Létrehozási dátum, idő',
+    'Updated At' => 'Módosítási dátum, idő',
+    'Search' => 'Keres',
+    'Create' => 'Mentés',
+    'Update' => 'Módosít',
+    'Delete' => 'Törlés',
+    'All' => 'Mind',
+];
\ No newline at end of file
diff --git a/common/messages/hu/trainer.php b/common/messages/hu/trainer.php
new file mode 100644
index 0000000..6582ca9
--- /dev/null
+++ b/common/messages/hu/trainer.php
@@ -0,0 +1,38 @@
+<?php
+/**
+ * Message translations.
+ *
+ * This file is automatically generated by 'yii message' command.
+ * It contains the localizable messages extracted from source code.
+ * You may modify this file by translating the extracted messages.
+ *
+ * Each array element represents the translation (value) of a message (key).
+ * If the value is empty, the message is considered as not translated.
+ * Messages that no longer need translation will have their translations
+ * enclosed between a pair of '@@' marks.
+ *
+ * Message string can be used with plural forms format. Check i18n section
+ * of the guide for details.
+ *
+ * NOTE: this file must be saved in UTF-8 encoding.
+ */
+return [
+    'ID' => 'ID',
+    'Name' => 'Név',
+    'Phone' => 'Telefon',
+    'Email' => 'E-Mail',
+    'Password' => 'Jelszó',
+    'Active' => 'Aktív',
+    'Created At' => 'Létrehozási dátum, idő',
+    'Updated At' => 'Módosítási dátum, idő',
+    'Create Trainer' => 'Új edző',
+    'Trainers' => 'Edzők',
+    'Search' => 'Keres',
+    'Create' => 'Mentés',
+    'Update' => 'Módosít',
+    'Delete' => 'Törlés',
+    'active_on' => 'Aktív',
+    'active_off' => 'Inaktív',
+    'Update Trainer:' => 'Edző adatainak módosítása:',
+    'All' => 'Mind',
+];
\ No newline at end of file
diff --git a/common/models/Event.php b/common/models/Event.php
new file mode 100644
index 0000000..7e6e579
--- /dev/null
+++ b/common/models/Event.php
@@ -0,0 +1,111 @@
+<?php
+
+namespace common\models;
+
+use Yii;
+use yii\behaviors\TimestampBehavior;
+use yii\helpers\ArrayHelper;
+
+/**
+ * This is the model class for table "event".
+ *
+// * @property integer $id
+ * @property integer $start
+ * @property integer $end
+ * @property integer $id_room
+ * @property integer $id_trainer
+ * @property integer $id_event_type
+ * @property string $created_at
+ * @property string $updated_at
+ */
+class Event extends \yii\db\ActiveRecord
+{
+
+    public $startDateString;
+    public $endDateString;
+
+    public $timestampStart;
+    public $timestampEnd;
+
+    /**
+     * @inheritdoc
+     */
+    public static function tableName()
+    {
+        return 'event';
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['startDateString',], 'date', 'format' => Yii::$app->formatter->datetimeFormat, 'timestampAttribute' => 'start',   'timeZone' => 'UTC'],
+            [['endDateString',], 'date', 'format' => Yii::$app->formatter->datetimeFormat, 'timestampAttribute' => 'end' ,  'timeZone' => 'UTC'],
+            [['id_trainer','id_room', 'id_event_type'], 'required'],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function attributeLabels()
+    {
+        return [
+            'id' => Yii::t('event', 'ID'),
+            'start' => Yii::t('event', 'Start'),
+            'end' => Yii::t('event', 'End'),
+            'id_room' => Yii::t('event', 'Id Room'),
+            'id_trainer' => Yii::t('event', 'Id Trainer'),
+            'id_event_type' => Yii::t('event', 'Id Event Type'),
+            'created_at' => Yii::t('event', 'Created At'),
+            'updated_at' => Yii::t('event', 'Updated At'),
+            'trainerName' => Yii::t('event', 'Trainer Name'),
+            'roomName' => Yii::t('event', 'Room Name'),
+            'eventTypeName' => Yii::t('event', 'Típus'),
+
+            'event_start' => Yii::t('event', 'Start'),
+            'event_end' => Yii::t('event', 'End'),
+            'startDateString' => Yii::t('event', 'Start'),
+            'endDateString' => Yii::t('event', 'End'),
+            'status' => Yii::t('event', 'Status'),
+        ];
+    }
+
+    public function afterFind()
+    {
+        parent::afterFind(); // TODO: Change the autogenerated stub
+        $format = "Y.m.d H:i";
+        $date = new \DateTime();
+        $date->setTimestamp($this->start);
+        $date->setTimezone(new \DateTimeZone('UTC'));
+        $this->startDateString = $date->format($format);
+        $date->setTimestamp($this->end);
+        $this->endDateString = $date->format($format);
+    }
+
+    public function behaviors()
+    {
+        return ArrayHelper::merge(  [
+            [
+                'class' => TimestampBehavior::className(),
+                'value' => function(){ return date('Y-m-d H:i:s' ); }
+            ]
+        ],
+            parent::behaviors());
+    }
+
+    public function getEventType(){
+        return $this->hasOne(EventType::className(),['id' => 'id_event_type']);
+    }
+
+    public function getTrainer(){
+        return $this->hasOne(Trainer::className(),['id' => 'id_trainer']);
+    }
+
+    public function getRoom(){
+        return $this->hasOne(Room::className(),['id' => 'id_room']);
+    }
+
+}
diff --git a/common/models/EventRegistration.php b/common/models/EventRegistration.php
new file mode 100644
index 0000000..55dd92d
--- /dev/null
+++ b/common/models/EventRegistration.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace common\models;
+
+use Yii;
+
+/**
+ * This is the model class for table "event_registration".
+ *
+ * @property integer $id
+ * @property integer $id_event
+ * @property integer $id_customer
+ * @property string $created_at
+ * @property string $updated_at
+ * @property string $canceled_at
+ */
+class EventRegistration extends \yii\db\ActiveRecord
+{
+    /**
+     * @inheritdoc
+     */
+    public static function tableName()
+    {
+        return 'event_registration';
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['id_event', 'id_customer'], 'integer'],
+            [['created_at', 'updated_at', 'canceled_at'], 'required'],
+            [['created_at', 'updated_at', 'canceled_at'], 'safe']
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function attributeLabels()
+    {
+        return [
+            'id' => Yii::t('event-registration', 'ID'),
+            'id_event' => Yii::t('event-registration', 'Id Event'),
+            'id_customer' => Yii::t('event-registration', 'Id Customer'),
+            'created_at' => Yii::t('event-registration', 'Created At'),
+            'updated_at' => Yii::t('event-registration', 'Updated At'),
+            'canceled_at' => Yii::t('event-registration', 'Canceled At'),
+        ];
+    }
+}
diff --git a/common/models/EventType.php b/common/models/EventType.php
new file mode 100644
index 0000000..0666a6c
--- /dev/null
+++ b/common/models/EventType.php
@@ -0,0 +1,79 @@
+<?php
+
+namespace common\models;
+
+use Yii;
+use yii\behaviors\TimestampBehavior;
+use yii\helpers\ArrayHelper;
+
+/**
+ * This is the model class for table "event_type".
+ *
+ * @property integer $id
+ * @property string $name
+ * @property string $created_at
+ * @property string $updated_at
+ */
+class EventType extends \yii\db\ActiveRecord
+{
+    /**
+     * @inheritdoc
+     */
+    public static function tableName()
+    {
+        return 'event_type';
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['name'], 'required'],
+            [['name'], 'unique'],
+            [['name'], 'string', 'max' => 255]
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function attributeLabels()
+    {
+        return [
+            'id' => Yii::t('event-type', 'ID'),
+            'name' => Yii::t('event-type', 'Name'),
+            'created_at' => Yii::t('event-type', 'Created At'),
+            'updated_at' => Yii::t('event-type', 'Updated At'),
+        ];
+    }
+
+    public function behaviors()
+    {
+        return ArrayHelper::merge(  [
+            [
+                'class' => TimestampBehavior::className(),
+                'value' => function(){ return date('Y-m-d H:i:s' ); }
+            ]
+        ],
+            parent::behaviors());
+    }
+
+    public function asOptions(){
+        $items  = ArrayHelper::map(EventType::find()->all(),'id','name');
+        return ArrayHelper::merge(['' => \Yii::t('event-type','All')],$items);
+    }
+
+    public static function eventTypeOptions($all = false, $emptyString = false){
+        $items  = ArrayHelper::map(EventType::find()->all(),'id','name');
+        $extra = [];
+        if ( $all ) {
+            $extra = ['' => \Yii::t('event-type','All')];
+        }
+        if ( $emptyString ) {
+            $extra = ['' => '' ];
+        }
+        return ArrayHelper::merge($extra,$items);
+    }
+}
diff --git a/common/models/Room.php b/common/models/Room.php
new file mode 100644
index 0000000..4b9252a
--- /dev/null
+++ b/common/models/Room.php
@@ -0,0 +1,83 @@
+<?php
+
+namespace common\models;
+
+use Yii;
+use yii\behaviors\TimestampBehavior;
+use yii\helpers\ArrayHelper;
+
+/**
+ * This is the model class for table "room".
+ *
+ * @property integer $id
+ * @property string $name
+ * @property integer $seat_count
+ * @property string $created_at
+ * @property string $updated_at
+ */
+class Room extends \yii\db\ActiveRecord
+{
+    /**
+     * @inheritdoc
+     */
+    public static function tableName()
+    {
+        return 'room';
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['name', 'seat_count'], 'required'],
+            [['seat_count'], 'integer'],
+            [['name'], 'unique'],
+            [['name'], 'string', 'max' => 255]
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function attributeLabels()
+    {
+        return [
+            'id' => Yii::t('room', 'ID'),
+            'name' => Yii::t('room', 'Name'),
+            'seat_count' => Yii::t('room', 'Seat Count'),
+            'created_at' => Yii::t('room', 'Created At'),
+            'updated_at' => Yii::t('room', 'Updated At'),
+        ];
+    }
+
+    public function behaviors()
+    {
+        return ArrayHelper::merge(  [
+            [
+                'class' => TimestampBehavior::className(),
+                'value' => function(){ return date('Y-m-d H:i:s' ); }
+            ]
+        ],
+            parent::behaviors());
+    }
+
+    public function asOptions(){
+        $items  = ArrayHelper::map(Room::find()->all(),'id','name');
+        return ArrayHelper::merge(['' => \Yii::t('event-type','All')],$items);
+    }
+
+    public static function roomOptions($all = false, $emtpyString = false){
+        $items  = ArrayHelper::map(Room::find()->all(),'id','name');
+        $extra = [];
+        if ( $all ) {
+            $extra = ['' => \Yii::t('room','All')];
+        }
+        if ( $emtpyString ) {
+            $extra = ['' => '' ];
+        }
+        return ArrayHelper::merge($extra,$items);
+    }
+
+}
diff --git a/common/models/Trainer.php b/common/models/Trainer.php
new file mode 100644
index 0000000..18ec78d
--- /dev/null
+++ b/common/models/Trainer.php
@@ -0,0 +1,94 @@
+<?php
+
+namespace common\models;
+
+use Yii;
+use yii\behaviors\TimestampBehavior;
+use yii\helpers\ArrayHelper;
+
+/**
+ * This is the model class for table "trainer".
+ *
+ * @property integer $id
+ * @property string $name
+ * @property string $phone
+ * @property string $email
+ * @property string $password
+ * @property integer $active
+ * @property string $created_at
+ * @property string $updated_at
+ */
+class Trainer extends \yii\db\ActiveRecord
+{
+    const ACTIVE_ON = 1;
+    const ACTIVE_OFF = 0;
+
+    /**
+     * @inheritdoc
+     */
+    public static function tableName()
+    {
+        return 'trainer';
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['active'], 'integer'],
+            [['name', 'email'], 'string', 'max' => 255],
+            [['phone'], 'string', 'max' => 20],
+            [['name','phone','email'] , 'required'],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function attributeLabels()
+    {
+        return [
+            'id' => Yii::t('trainer', 'ID'),
+            'name' => Yii::t('trainer', 'Name'),
+            'phone' => Yii::t('trainer', 'Phone'),
+            'email' => Yii::t('trainer', 'Email'),
+            'password' => Yii::t('trainer', 'Password'),
+            'active' => Yii::t('trainer', 'Active'),
+            'created_at' => Yii::t('trainer', 'Created At'),
+            'updated_at' => Yii::t('trainer', 'Updated At'),
+        ];
+    }
+
+    public function behaviors()
+    {
+        return ArrayHelper::merge(  [
+            [
+                'class' => TimestampBehavior::className(),
+                'value' => function(){ return date('Y-m-d H:i:s' ); }
+            ]
+        ],
+            parent::behaviors());
+    }
+
+    public static function prettyPrintActive($active){
+        if ( $active == Trainer::ACTIVE_ON ){
+            return \Yii::t("trainer",'active_on');
+        }
+        return \Yii::t("trainer",'active_off');
+    }
+
+    public static function trainerOptions($all = false, $emptyString = false){
+       $items =  ArrayHelper::map(Trainer::find()->all(),'id','name');
+        $extra = [];
+        if ( $all ) {
+            $extra = ['' => \Yii::t('trainer','All')];
+        }
+        if ( $emptyString ) {
+            $extra = ['' => '' ];
+        }
+        return ArrayHelper::merge($extra,$items);
+    }
+
+}
diff --git a/console/migrations/m181129_054015_add_group_training_tables.php b/console/migrations/m181129_054015_add_group_training_tables.php
new file mode 100644
index 0000000..6f49110
--- /dev/null
+++ b/console/migrations/m181129_054015_add_group_training_tables.php
@@ -0,0 +1,96 @@
+<?php
+
+use yii\db\Migration;
+
+class m181129_054015_add_group_training_tables extends Migration
+{
+    public function up()
+    {
+        $tableOptions = null;
+        if ($this->db->driverName === 'mysql') {
+            // http://stackoverflow.com/questions/766809/whats-the-difference-between-utf8-general-ci-and-utf8-unicode-ci
+            $tableOptions = 'CHARACTER SET utf8 COLLATE utf8_unicode_ci ENGINE=InnoDB';
+        }
+        $this->createTable('{{%trainer}}', [
+            'id' => $this->primaryKey(),
+            'name' => $this->string(255),
+            'phone' => $this->string(20),
+            'email' => $this->string(255),
+            'password' => $this->string(255),
+            'active' => $this->integer(),
+            'created_at' => $this->dateTime()->notNull(),
+            'updated_at' => $this->dateTime()->notNull(),
+        ], $tableOptions);
+
+
+        $this->createTable('{{%room}}', [
+            'id' => $this->primaryKey(),
+            'name' => $this->string(255),
+            'seat_count' => $this->integer(),
+            'created_at' => $this->dateTime()->notNull(),
+            'updated_at' => $this->dateTime()->notNull(),
+        ], $tableOptions);
+
+        $this->createTable('{{%event_type}}', [
+            'id' => $this->primaryKey(),
+            'name' => $this->string(255),
+            'created_at' => $this->dateTime()->notNull(),
+            'updated_at' => $this->dateTime()->notNull(),
+        ], $tableOptions);
+
+        $this->createTable('{{%event}}', [
+            'id' => $this->primaryKey(),
+            'start' => $this->integer(),
+            'end' => $this->integer(),
+            'id_room' => $this->integer(),
+            'id_trainer' => $this->integer(),
+            'id_event_type' => $this->integer(),
+            'created_at' => $this->dateTime()->notNull(),
+            'updated_at' => $this->dateTime()->notNull(),
+        ], $tableOptions);
+
+        $this->createTable('{{%event_registration}}', [
+            'id' => $this->primaryKey(),
+            'id_event' => $this->integer(),
+            'id_customer' => $this->integer(),
+            'created_at' => $this->dateTime()->notNull(),
+            'updated_at' => $this->dateTime()->notNull(),
+            'canceled_at' => $this->dateTime()->notNull(),
+        ], $tableOptions);
+
+
+//        $this->execute("DELIMITER $$
+//
+//CREATE TRIGGER event_seat_count_check
+//     AFTER INSERT ON event_registration FOR EACH ROW
+//     BEGIN
+//          IF (SELECT COUNT(id) FROM event_registration
+//               WHERE canceled_at is null AND id_event = NEW.id_event) > ( select
+//          THEN
+//               SIGNAL SQLSTATE '45000'
+//                    SET MESSAGE_TEXT = 'Max seat count exceeded!';
+//          END IF;
+//     END;
+//$$");
+
+
+    }
+
+    public function down()
+    {
+        echo "m181129_054015_add_group_training_tables cannot be reverted.\n";
+
+        return false;
+    }
+
+    /*
+    // Use safeUp/safeDown to run migration code within a transaction
+    public function safeUp()
+    {
+    }
+
+    public function safeDown()
+    {
+    }
+    */
+}
diff --git a/console/migrations/m181205_050104_create_trigger_event_registration.php b/console/migrations/m181205_050104_create_trigger_event_registration.php
new file mode 100644
index 0000000..41c9543
--- /dev/null
+++ b/console/migrations/m181205_050104_create_trigger_event_registration.php
@@ -0,0 +1,41 @@
+<?php
+
+use yii\db\Schema;
+use yii\db\Migration;
+
+class m181205_050104_create_trigger_event_registration extends Migration
+{
+    public function up()
+    {
+        $this->addColumn('{{%event}}',"seat_count",$this->integer());
+        $this->execute("CREATE TRIGGER event_seat_count_check
+                 AFTER INSERT ON event_registration FOR EACH ROW
+                 BEGIN
+                      IF (SELECT coalesce(COUNT(id),0) FROM event_registration
+                           WHERE canceled_at is null AND id_event = NEW.id_event) 
+                           >
+                           (SELECT coalesce(seat_count,0) from event where id_event = NEW.id_event)
+                      THEN
+                           SIGNAL SQLSTATE '45000'
+                                SET MESSAGE_TEXT = 'MAX_SEAT_COUNT_EXCEEDED';
+                      END IF;
+                 END;
+        ");
+    }
+
+    public function down()
+    {
+        $this->execute("DROP TRIGGER IF EXISTS event_seat_count_check;");
+    }
+
+    /*
+    // Use safeUp/safeDown to run migration code within a transaction
+    public function safeUp()
+    {
+    }
+
+    public function safeDown()
+    {
+    }
+    */
+}
diff --git a/doc/group_training.txt b/doc/group_training.txt
new file mode 100644
index 0000000..fa69123
--- /dev/null
+++ b/doc/group_training.txt
@@ -0,0 +1,38 @@
+
+trainer
+    id
+    name
+    phone
+    email
+    password
+    active
+
+room
+    id
+    name
+    seats
+
+event_type
+    id
+    type
+    created_at
+    updated_at
+
+event
+    id
+    start
+    end
+    id_room
+    id_trainer
+    id_type
+    seats_reserved
+    created_at
+    updated_at
+
+event_registration
+    id
+    id_event
+    id_customer
+    status
+    created_at
+    canceled_at
\ No newline at end of file