MyDealer.php

<?php

/**
 * Class MyDealer
 *
 * @property string $Title
 * @method Configurations|HasManyList $Configurations
 */
class MyDealer extends DataObject implements PermissionProvider
{

    /**
     * @var string
     */
    private static $singular_name = 'My Dealer';
    /**
     * @var string
     */
    private static $plural_name = 'My Dealers';
    /**
     * @var string
     */
    private static $description = 'A My dealer.';

    /**
     * @var array
     */
    private static $db = [
        'Title' => 'Varchar(255)',
    ];

    /**
     * @var array
     */
    private static $has_many = [
        'Configurations' => 'TemplateConfiguration',
    ];

    /**
     * @return FieldList
     */
    public function getCMSFields()
    {
        $fields = parent::getCMSFields();

        $fields->addFieldToTab(
            'Root.Main',
            TextField::create('Title')
                ->setTitle('Title')
        );

        $fields->removeByName('Configurations');
        if ($this->Configurations()->exists()) {
            $fields->addFieldToTab(
                'Root.CompletedConfigurations',
                GridField::create(
                    'Configurations',
                    'Template Configurations',
                    $this->Configurations()->filterByCallback(function ($config) {
                        return !$config->hasRemainingSlots();
                    }),
                    GridFieldConfig_RecordViewer::create()
                )
            );

            $fields->addFieldToTab(
                'Root.IncompleteConfigurations',
                GridField::create(
                    'Configurations',
                    'Template Configurations',
                    $this->Configurations()->filterByCallback(function ($config) {
                        return $config->hasRemainingSlots();
                    }),
                    GridFieldConfig_RecordViewer::create()
                )
            );
        }

        return $fields;
    }

    /**
     * @param null|Member $member
     *
     * @return bool
     */
    public function canView($member = null)
    {
        return true;
    }

    /**
     * @param null|Member $member
     * @return bool|int
     */
    public function canEdit($member = null)
    {
        return Permission::check('CMS_ACCESS_MyDealer_CREATE', 'any', $member);
    }

    /**
     * @param null|Member $member
     * @return bool|int
     */
    public function canDelete($member = null)
    {
        return Permission::check('CMS_ACCESS_MyDealer_DELETE', 'any', $member);
    }

    /**
     * @param null|Member $member
     * @return bool|int
     */
    public function canCreate($member = null)
    {
        return Permission::check('CMS_ACCESS_MyDealer_EDIT', 'any', $member);
    }

    /**
     * @return array
     */
    public function providePermissions()
    {
        $dealerGrouping = 'My Dealer';

        return array(
            'CMS_ACCESS_MyDealer_EDIT' => array(
                'name' => 'Edit a My Dealer',
                'category' => $dealerGrouping,
            ),
            'CMS_ACCESS_MyDealer_DELETE' => array(
                'name' => 'Delete a My Dealer',
                'category' => $dealerGrouping,
            ),
            'CMS_ACCESS_MyDealer_CREATE' => array(
                'name' => 'Create a My Dealer',
                'category' => $dealerGrouping,
            ),
        );
    }

}