<?php namespace Modules\Gallery\Http\Controllers\Admin;

use App\Models\Content;
use App\Models\Widget;
use App\Models\WidgetType;
use App\Widgets\OrbitSlider\OrbitSlider;
use Pingpong\Modules\Routing\Controller;

class CreateOrbitSlider extends Controller
{
    /**
     * @var Widget
     */
    private $widget;

    /**
     * CreateOrbitSlider constructor.
     *
     * @param Widget $widget
     */
    public function __construct(Widget $widget)
    {
        $this->widget = $widget;
    }

    /**
     * Load gallery or redirect user back to content edit form
     *
     * @param $id
     *
     * @return mixed
     */
    protected function getGallery($id)
    {
        $content = Content::where('module_handler', config('gallery.handler'))
                          ->findOrFail($id);
        $content->module_settings = json_decode($content->module_settings);

        // check if gallery has assigned some directory id
        if (!isset($content->module_settings->directoryId)) {
            return redirect()
                ->route('content.edit', ['id' => $id])
                ->with('error', trans('gallery::admin/content.invalidGallery'));
        }

        return $content;
    }

    /**
     * Load widget type for Orbit Slider. In case it does not exist, redirect user back to content edit form.
     *
     * @param $id
     *
     * @return mixed
     */
    protected function getOrbitSliderWidgetType($id)
    {
        // try to load widget type for slider
        $widgetType = WidgetType::where('handler', OrbitSlider::class)
                                ->first();

        // check if widget type exists
        if (!$widgetType) {
            return redirect()
                ->route('content.edit', ['id' => $id])
                ->with('error', trans('gallery::admin/content.orbitSliderMissing'));
        }

        return $widgetType;
    }

    /**
     * Method for creating slider from photogallery
     *
     * @param $id
     *
     * @return mixed
     */
    public function createNew($id)
    {
        // try to find gallery with specified ID
        $content = $this->getGallery($id);

        // load info about orbit slider widget
        $widgetType = $this->getOrbitSliderWidgetType($id);

        // create slider basic config
        $sliderSettings = (object)[
            'name'             => $content->title,
            'description'      => $content->meta_description,
            'directoryId'      => $content->module_settings->directoryId,
            'useExistingDirectory' => true,
        ];

        // try to create the slider
        try {
            $slider = $this->widget->createNew($widgetType, $sliderSettings);
        } catch (\Exception $e) {
            return redirect()
                ->route('content.edit', ['id' => $id])
                ->with('error', trans('gallery::admin/content.sliderFailed', ['message' => $e->getMessage()]));
        }

        // update gallery info
        $content->module_settings->slider = $slider->id;
        $content->module_settings = json_encode($content->module_settings);
        $content->save();

        return redirect()
            ->route('content.edit', ['id' => $id])
            ->with('success', trans('gallery::admin/content.sliderCreated'));
    }
}