<?php

/**
 * Short description for the file.
 *
 * @author      Komma <support@komma.pro>
 * @copyright   (c) 2012-2015, Komma Mediadesign
 */

namespace Komma\Images;

use Illuminate\Support\Collection;
use Komma\Images\Models\Image;
use Komma\LanguageService;

class ImageService
{
    protected $languageService;

    public function __construct(LanguageService $languageService)
    {
        $this->languageService = $languageService;
    }

    public function getImages($type, $id){
        $imageRecords = Image::where('imageble_type', $type)->where('imageble_id', $id)
            ->orderBy('sort_order', 'asc')
            ->get();        $images = $imageRecords->toArray();
        return $images;
    }

    public function orderImagesOnLanguage($images){
        $newImages = [];

        foreach($images as $image){
            $exploded = explode('_', $image->attribute_key);
            $lang = end($exploded);

            $lang = $this->languageService->getIsoById($lang);
            //var_dump($image);
            if($lang == null){
                if(!isset($newImages['global'])) $newImages['global'] = [];
                array_push($newImages['global'], $image);
                continue;
            }
            if(!isset($newImages[$lang->iso_2])) $newImages[$lang->iso_2] = [];
            array_push($newImages[$lang->iso_2], $image);

        }

        $currentLanguage = \Session::get('lang');
        if(isset($newImages[$currentLanguage])){
            $newImages = new Collection($newImages[$currentLanguage]);
        }
        else{
            $newImages = new Collection($newImages['global']);
        }

        return $newImages;
    }

}