GridView closure options test example

StatGrid.php

<?php 
interface IStat {
  const GROUP_HOUR = 'hour';
}

class StatGrid extends Object
{
    /** @var  Stat */
    public $model;
    /** @var  SqlDataProvider */
    public $provider;
    /** @var  string */
    public $group;

    public $userDashboard = false;
    public $countryName = false;
    public $countryImage = true;

    // ============================================
    //  render columns
    // ============================================

    public function renderLinkFilter($action, $text, $dateFrom, $dateTo)
    {
        $formName = $this->model->formName();

         return Html::a($text, [
             $action,
             $formName . '[dateFrom]' => $dateFrom,
             $formName . '[dateTo]' => $dateTo,
             $formName . '[user_id]' => $this->model->user_id,
             // .. old attributes
         ]);
    }

    public function getDataContentCompare($data, $key, $index, $column)
    {
        if ($this->group != IStat::GROUP_HOUR) {
            return [];
        }

        $dataKey = $key;
        $dataCurrent = $data[$dataKey];

        return [
            'data-date' => $data['event_date'] . ' ' . $data['hour'],
            'data-type' => $dataKey,
            'data-current' => $dataCurrent,
            'data-filters' => json_encode($this->model->getAttributes()),
        ];
    }

    public function renderTextArea($content)
    {
        return \yii\helpers\Html::textarea('', $content, [
            'style' => 'overflow:hidden; width:100px; border:0; background: none; resize: none;',
            'onclick' => 'this.focus();this.select()',
        ]);
    }
  
  
    public function getDataCellDateValue($data, $key, $index)
    {
        if ($this->group != IStat::GROUP_DATE ) {
            return $data['event_date'];
        }
        return $this->renderLinkFilter('hour', $data['event_date'], $data['event_date'] . ' 00:00:00' , $data['event_date'] . ' 23:59:59');
    }

    public function getDataCellHourValue($data, $key, $index)
    {
        if ($this->group != IStat::GROUP_HOUR) {
            return $data['hour'] . ':00';
        }
        $hour = $data['hour']. ':00';
        $dateFrom = $data['event_date'] . ' '. str_pad($data['hour'], 2, '0', STR_PAD_LEFT) . ':00:00';
        $dateTo = $data['event_date'] . ' '. str_pad($data['hour'], 2, '0', STR_PAD_LEFT) .':59:59';
        return $this->renderLinkFilter('minute', $hour , $dateFrom , $dateTo );
    }
    // ============================================
    /**
     * get columns from GridView
     * @return DataColumn[]
     */
    public function getGridViewColumns()
    {
        $columns = [
            'date' => [
                'label' => Yii::t('app', 'Date'),
                'attribute' => 'event_date',
                'format' => 'raw',
                'value' => [$this, 'getDataCellDateValue'],     /** @see  getDataCellDateValue */
            ],
            'hour' => [
                'label' => Yii::t('app', 'Hour'),
                'attribute' => 'hour',
                'format' => 'raw',
                'value' => [$this, 'getDataCellHourValue'],     /** @see  getDataCellHourValue */
            ],
            'minute' => [
                'label' => Yii::t('app', 'Hour'),
                'attribute' => 'minute',
                'format' => 'raw',
                'value' => [$this, 'getDataCellMinuteValue'],   /** @see  getDataCellMinuteValue */
            ],
             'click_sum' => [
                'label' => Yii::t('app', 'Hits'),
                'format' => 'raw',
                'attribute' => 'click_sum',
                'contentOptions' => [$this, 'getDataContentCompare'],   /** @see  getDataContentCompare */
            ],
            // ... hide more columns (26)
          ]
          
         return $this->removeColumnsByGroup($columns)
    }

    public function removeColumnsByGroup($columns)
    {
        $removeColumns = [
            'hour', 'minute'
        ];
        if ($group == IStat::GROUP_HOUR) {
            $removeColumns = array_diff($removeColumns, ['hour', 'date']);
        }
        foreach ($removeColumns as $column) {
            ArrayHelper::remove($columns, $column);
        }
        return $removeColumns;
    }

}

view.php

<?php
$statHelper = new \app\models\stat\StatGrid([
    'provider' => $provider,
    'group' => $group,
    'model' => $model,
]); 
$columns = $statHelper->getGridViewColumns();
echo GridView::widget([
        'id'  => 'stat-' . $this->context->action->id,
        'showFooter' => true,
        'options' => [
            'class' => 'table-responsive stat-grid'
        ],
        'dataProvider' => $provider,
        'columns' => $columns
    ]);
?>