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

namespace TechFry\Library\View\Html;

defined('_JEXEC') or die;

// https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Structuring_content/Basic_HTML_syntax
class THtml
{
	// element - opening tag, closing tag, content, attributes (key, value), boolean attributes
    // open_tag(), cose_tag(), element()
    
    public $html;
    
    public function open_tag($tag, $attributes = [], $bools = [])
    {      
      	$output = '<' . $tag;
        
      	// Remove spaces from class attribute
      	if (isset($attributes['class']) && $attributes['class'])
        {
        	$attributes['class'] = trim(preg_replace('/\s+/', ' ', $attributes['class']));
        }
      	
        if (!empty($attributes))
        {
            foreach ($attributes as $k => $v)
            {
            	// Replace underscore with dashes for aria and data attributes
                $k = str_replace('_', '-', $k);

                if (trim($v))
                {
                	$output .= ' ' . $k . '="' . $v . '"';
                }
            }
        }
      
      	// $bools - boolean attributes
        foreach ($bools as $b)
        {
            $output .= ' ' . $b;
        }
        
        $output .= '>' . "\n";

        $this->html .= $output;
        
        return $output;
    }
  
  	public function close_tag($tag)
    {
    	$output = '</' . $tag . '>' . "\n";

        $this->html .= $output;
        
        return $output;
    }
    
    // Element - opening tag (with attributes), closing tag, content
    public function element($tag, $content, $attributes = [], $bools = [])
    {
        if (empty($content) || $content == '')
        {
            return;
        }
      
      	$output = $this->open_tag($tag, $attributes, $bools);

            $output .= $content . "\n";

		$output .= $this->close_tag($tag);

        $this->html .= $output;
        
        return $output;
    }

    public function add_content($content = '')
    {
        $this->html .= $content;

        return $content;
    }

    public function get_output()
    {
        return $this->html;
    }
}

/*
Common attributes - class, id, style, title
*/