<?php
/** no direct access **/
defined('MECEXEC') or die();

/**
 * Webnus MEC Single Widget
 * @author Webnus <info@webnus.net>
 */
class MEC_single_widget extends WP_Widget
{
	/**
	 * Unique identifier.
	 */
	protected $widget_slug = 'MEC_single_widget';

	/**
	 * Constructor method
	 * @author Webnus <info@webnus.net>
	 */
	public function __construct()
	{
		parent::__construct($this->get_widget_slug(), esc_html__('MEC Single Sidebar Items', 'modern-events-calendar-lite'), array('classname' => $this->get_widget_slug() . '-class', 'description' => esc_html__('To manage event details page elements.', 'modern-events-calendar-lite')));

		// Refreshing the widget's cached output with each new post
		add_action('save_post', array($this, 'flush_widget_cache'));
		add_action('deleted_post', array($this, 'flush_widget_cache'));
		add_action('switch_theme', array($this, 'flush_widget_cache'));
	}

	/**
	 * @return string
	 */
	public function get_widget_slug()
	{
		return $this->widget_slug;
	}

	/**
	 * How to display the widget on the screen.
	 * @author Webnus <info@webnus.net>
	 * @param array $args
	 * @param array $instance
	 */
	public function widget($args, $instance)
	{
        /** @var MEC_main $main */
        $main = MEC::getInstance('app.libraries.main');

        // Not Single Event Page
        if(!is_singular($main->get_main_post_type())) return;

        // General Settings
        $settings = $main->get_settings();

        $layout = ($settings['single_single_style'] ?? 'modern');
        echo MEC_kses::full($this->get_layout_output($layout, $settings));
	}

    public function get_layout_output($layout, $settings)
    {
        $single = $GLOBALS['mec-widget-single'] ?? NULL;
        $event = $GLOBALS['mec-widget-event'] ?? NULL;

        if(!$single or !$event) return NULL;

        $occurrence = $GLOBALS['mec-widget-occurrence'] ?? NULL;
        $occurrence_full = $GLOBALS['mec-widget-occurrence_full'] ?? NULL;
        $occurrence_end_date = $GLOBALS['mec-widget-occurrence_end_date'] ?? NULL;
        $occurrence_end_full = $GLOBALS['mec-widget-occurrence_end_full'] ?? NULL;
        $cost = $GLOBALS['mec-widget-cost'] ?? NULL;
        $more_info = $GLOBALS['mec-widget-more_info'] ?? NULL;
        $location_id = $GLOBALS['mec-widget-location_id'] ?? NULL;
        $location = $GLOBALS['mec-widget-location'] ?? NULL;
        $organizer_id = $GLOBALS['mec-widget-organizer_id'] ?? NULL;
        $organizer = $GLOBALS['mec-widget-organizer'] ?? NULL;
        $more_info_target = $GLOBALS['mec-widget-more_info_target'] ?? NULL;
        $more_info_title = $GLOBALS['mec-widget-more_info_title'] ?? NULL;
        $banner_module = $GLOBALS['mec-banner_module'] ?? 0;
        $icons = $GLOBALS['mec-icons'] ?? $single->main->icons();

        $path = MEC::import('app.widgets.single.'.$layout, true, true);

        ob_start();
        include file_exists($path) ? $path : MEC::import('app.widgets.single.default', true, true);
        return ob_get_clean();
	}

	/**
	 * @param array $instance
	 * @return void
	 */
	public function form($instance)
	{
        ?>
		<p class="description"><?php esc_html_e('You can manage the options in MEC -> Settings -> Single Event -> Sidebar page.'); ?></p>
        <?php
	}

	public function flush_widget_cache()
	{
		wp_cache_delete($this->get_widget_slug(), 'widget');
	}

	/**
	 * Update the widget settings.
	 * @author Webnus <info@webnus.net>
	 * @param array $new_instance
	 * @param array $old_instance
	 * @return array
	 */
	public function update($new_instance, $old_instance)
	{
		$this->flush_widget_cache();

		$alloptions = wp_cache_get('alloptions', 'options');
		if(isset($alloptions['MEC_single_widget'])) delete_option('MEC_single_widget');

		return [];
	}

    public function is_enabled($k)
    {
        /** @var MEC_main $main */
        $main = MEC::getInstance('app.libraries.main');

        // General Settings
        $general = $main->get_settings();

        // Return from General Settings
        if(isset($general['ss_'.$k])) return (bool) $general['ss_'.$k];

        // Widget Settings
        $settings = $this->get_settings();

        $arr = end($settings);
        $ids = [];

        if(is_array($arr) or is_object($arr))
        {
            foreach($arr as $key=>$value)
            {
                if($key === $k) $ids[] = $value;
            }
        }

        return isset($ids[0]) && $ids[0] === 'on';
    }
}