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

namespace TechFry\Library;

defined('_JEXEC') or die;

use Joomla\CMS\Factory;

class TfDate
{
    // $data
    public static function process($function, $data = null, $param = null)
    {
        switch ($function)
        {
            // Create current date in format
            case 'date_create' :
                $date = Factory::getDate();
                $result = $date->format($param);
                break;
            
            // No arguments
            case 'getdate' :
            case 'time' :
            case 'timezone_identifiers_list' :
                $result = $function();
                break;
                
            // One argument - $data
            case 'date' :
            case 'date_parse' :
            case 'strtotime' :
            case 'date_interval_create_from_date_string' :
            case 'date_offset_get' :
                $result = $function($data);
                break;
            
            // Two arguments - data, parameter
            case 'date_add' :
            case 'date_sub' :
            case 'date_format' :
            case 'date_modify' :
            case 'date_diff' :
            case 'date_interval_format' :
                $result = $function($data, $param);
                break;
                
            // Second argument as date
            case 'date_create_from_format' :
            case 'date_parse_from_format' :
                $result = $function($param, $data);
                break;
            
            // JOOMLA METHODS
            
            // No parameters
            case 'toISO8601' :
            case 'toRFC822' :
            case 'toUnix' :
            case 'toSql' :
                $date = Factory::getDate($data);
                $result = $date->$function();
                break;
                
            // One parameter
            case 'format' :
            case 'modify' :
                $date = Factory::getDate($data);
                $result = $date->$function($param);
                break;
        }
        
        return $result;
    }
    
    /*
    DATE INTERVALS
    
    P1D / 1 day
    P2W / 2 weeks
    P3M / 3 months
    P4Y / 4 years
    
    P1Y1D / 1 year + 1 day
    P1YT12H / 1 year + 12 hours
    
    PT3600S / 3600 seconds
    
    */
    
    
    
}