<?php
namespace Templates\Base\OnePage\Widgets\OnePageMenu;

use App\Models\Widget;
use App\Models\WidgetType;
use App\Widgets\Contracts\WidgetRenderer;
use Templates\Base\OnePage\Handlers\OnePage;

class Presenter implements WidgetRenderer
{
    /**
     * @var string path to template
     */
    public static $template;

    /**
     * Method used for displaying widget.
     *
     * This method renders some HTML code for displaying.
     *
     * @param object $settings
     *
     * @return mixed
     * @throws \ErrorException
     */
    public static function render($settings)
    {
        if (!self::$template) {
            throw new \ErrorException('Cannot render menu without template! Please, set Presenter::$template variable before rendering.');
        }

        $pages = OnePage::getPagesOnHomepage();

        return view(self::$template, ['pages' => $pages])->render();
    }

    /**
     * Display form for creating new instance of widget
     *
     * @param WidgetType $type
     *
     * @return mixed
     */
    public static function renderAddForm(WidgetType $type)
    {
        return view('template::admin.widgets.onePageMenu.new', [
            'type'     => $type,
            'widget'   => new Widget(),
            'settings' => new \stdClass()
        ]);
    }

    /**
     * Display form for editing already existing widget
     *
     * @param Widget $widget
     *
     * @return mixed
     */
    public static function renderEditForm(Widget $widget)
    {
        $settings = json_decode($widget->settings);
        return view('template::admin.widgets.onePageMenu.edit', ['widget' => $widget, 'settings' => $settings]);
    }
}