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<?php

// Icinga Web 2 Cube Module | (c) 2016 Icinga GmbH | GPLv2

namespace Icinga\Module\Cube\Web;

use Icinga\Application\Modules\Module;
use Icinga\Module\Cube\DimensionParams;
use Icinga\Module\Cube\Forms\DimensionsForm;
use Icinga\Module\Cube\Hook\IcingaDbActionsHook;
use Icinga\Module\Cube\ProvidedHook\Icingadb\IcingadbSupport;
use Icinga\Web\Controller as WebController;
use Icinga\Web\View;

abstract class Controller extends WebController
{
    /** @var View This helps IDEs to understand that this is not ZF view */
    public $view;

    /** @var \Icinga\Module\Cube\Cube */
    protected $cube;

    /**
     * Return this controllers' cube
     *
     * @return \Icinga\Module\Cube\Cube
     */
    abstract protected function getCube();

    protected function moduleInit()
    {
        $this->cube = $this->getCube();
    }

    public function detailsAction()
    {
        $this->getTabs()->add('details', [
            'label' => $this->translate('Cube details'),
            'url'   => $this->getRequest()->getUrl()
        ])->activate('details');

        $this->cube->chooseFacts(array_keys($this->cube->getAvailableFactColumns()));
        $vars = DimensionParams::fromString($this->params->shift('dimensions', ''))->getDimensions();
        $wantNull = $this->params->shift('wantNull');

        foreach ($vars as $var) {
            $this->cube->addDimensionByName($var);
            if ($wantNull) {
                $this->cube->getDimension($var)->wantNull();
            }
        }

        foreach (['renderLayout', 'showFullscreen', 'showCompact', 'view'] as $p) {
            $this->params->shift($p);
        }

        foreach ($this->params->toArray() as $param) {
            $this->cube->slice(rawurldecode($param[0]), rawurldecode($param[1]));
        }

        $this->view->title = $this->cube->getSlicesLabel();
        if (Module::exists('icingadb') && IcingadbSupport::useIcingaDbAsBackend()) {
            $this->view->links = IcingaDbActionsHook::renderAll($this->cube);
        } else {
            $this->view->links = ActionLinks::renderAll($this->cube, $this->view);
        }

        $this->render('cube-details', null, true);
    }

    protected function renderCube()
    {
        // Hint: order matters, we are shifting!
        $showSettings = $this->params->shift('showSettings');

        $this->cube->chooseFacts(array_keys($this->cube->getAvailableFactColumns()));
        $vars = DimensionParams::fromString($this->params->shift('dimensions', ''))->getDimensions();
        $wantNull = $this->params->shift('wantNull');

        foreach ($vars as $var) {
            $this->cube->addDimensionByName($var);
            if ($wantNull) {
                $this->cube->getDimension($var)->wantNull();
            }
        }

        foreach (['renderLayout', 'showFullscreen', 'showCompact', 'view'] as $p) {
            $this->params->shift($p);
        }

        foreach ($this->params->toArray() as $param) {
            $this->cube->slice(rawurldecode($param[0]), rawurldecode($param[1]));
        }

        $this->view->title = sprintf(
            $this->translate('Cube: %s'),
            $this->cube->getPathLabel()
        );

        if (count($this->cube->listDimensions()) > 0) {
            $this->view->cube = $this->cube;
        } else {
            $showSettings = true;
        }

        if ($showSettings) {
            $this->view->form = (new DimensionsForm())->setCube($this->cube);
            $this->view->form->handleRequest();
        } else {
            $this->setAutorefreshInterval(15);
        }

        $this->render('cube-index', null, true);
    }
}