<?php
/*
* @package		Tech Fry Library
* @license		https://www.gnu.org/licenses/gpl-3.0.en.html
*/

namespace TechFry\Library\View\Sky;

defined('_JEXEC') or die;

// Display List (ul/ol) or Linked List with Icons
class Linklist extends Bootstrap
{
  	public $ul_class;

	public $li_class;

	public $a_class;

	public $target;
	
	public $class_options = array('link_class', 'link_color', 'link_opacity', 'link_opacity_hover');
    
    public function display()
    {      
		// item - url, title, icon, aria_label
		// config - type, list_class, list_item_class, link_class, link_color, link_opacity, link_opacity_hover,
		//			icon_class, icon_size, icon_color, icon_rotate, icon_animate

		$this->data = (array) $this->data;

		$type = $this->config['type'] ?? '';

		switch ($type)
		{
			case 'list' : 
				$this->ul_class = 'list-unstyled ';
				break;

			case 'inline' :
				$this->ul_class = 'list-inline ';
				$this->li_class = 'list-inline-item ';
				break;

			case 'listgroup' :
				$listgroup = new Listgroup($this->data, $this->config);
				return $listgroup->display();
				break;

			case 'nav' :
				$this->ul_class = 'nav ';
                $this->li_class = 'nav-item ';
                $this->a_class = 'nav-link ';
				break;
		}

		// Class on ul tag
        $this->ul_class .= $this->config['list_class'] ?? '';
      	
      	// Class on li tag
      	$this->li_class .= $this->config['list_item_class'] ?? '';

      	// Class on a tag
		$this->a_class .= $this->get_class();
		$this->target = isset($this->config['link_target']) && $this->config['link_target'] ? '_blank' : '_self';

      	$list_items = [];
		foreach ($this->data as $item)
        {
			$list_items[] = $this->get_item($item);
        }
      
	  	$htmltag = $this->config['htmltag'] ?? 'ul';
      	
		if ($htmltag == 'ul')
		{
            $output = $this->html->ul($list_items, array('class' => $this->ul_class), array('class' => $this->li_class));
		}
		elseif ($htmltag == 'ol')
		{
            $output = $this->html->ol($list_items, array('class' => $this->ul_class), array('class' => $this->li_class));
		}
      	
      	return $output;
    }

	public function get_item($item)
	{
		// $item can be array or string
        if (is_scalar($item))
        {
            return $item;
        }
        
        $item = (array) $item;

		$icon = new Icon([], $this->config);
			
		$output = '';
		if (isset($item['icon']) && $item['icon'])
		{
			$icon->reset_data($item['icon']);
			$output .= $icon->display() . ' ';
		}

		if (isset($item['title']) && $item['title'])
		{
			$output .= $item['title'];
		}

		if (isset($item['url']) && $item['url'])
		{
			$aria_label = $item['aria_label'] ?? '';
			
			$attribs = array(
				'title' => $item['title'],
				'class' => $this->a_class,
				'target' => $this->target,
				'aria_label' => $aria_label,
                'href' => $item['url'],
			);

            $output = $this->html->a($output, $attribs);
		}

		return $output;
	}
}