<?php

/**
 * Short description for the file.
 *
 * @author      Komma <support@komma.pro>
 * @copyright   (c) 2012-2015, Komma Mediadesign\
 * Example usage: See fileupload.ng.js uploadFiles function
 */

namespace App\KommaApp\Images;

use App\Http\Controllers\Controller;
use App\KommaApp\Documents\Kms\DocumentService;
use App\KommaApp\Images\Models\Image;

class ImageController extends Controller
{
    private $imageService;
    private $fileService;

    public function __construct(ImageService $imageService, DocumentService $fileService)
    {
        $this->imageService = $imageService;
        $this->fileService = $fileService;
    }

    public function upload()
    {
        if(\Input::has('forModelName')) $forModelName = \Input::get("forModelName");
        if(\Input::has('forModelId')) $forModelId = \Input::get("forModelId");
        if(\Input::has('forBlockId')) $forBlockId = \Input::get("forBlockId");
        if(\Input::has('forTabId')) $forTabId = \Input::get("forTabId");


        //Set subFolder
        if(\Input::has('subFolder')) $this->imageService->setUp('subfolder', \Input::get('subFolder'));
        //Set attributeKey
        if(\Input::has('attribute_key')) $this->imageService->setUp('attribute_key',\Input::get('attribute_key'));

        $uploadSizes = [];
        //Get the uploadSizes
        if(\Input::has('uploadSizes') && is_array(\Input::get('uploadSizes')))$uploadSizes = \Input::get('uploadSizes');

//        $dynamic = false;
        //Get if is dynamic
//        if(\Input::has('dynamic'))$dynamic =(\Input::get('dynamic') == 'true'?true:false);


        //upload the files to the server
        if (!$result = $this->imageService->uploadImages([\Input::file('file')],$uploadSizes)) return null;

        //And link them to the database
        if(isset($forModelName) && isset($forModelId) && isset($forBlockId)) {
            //Add the model name and id for each image.
            $imageDataAmount = count($result);
            for($index = 0; $index < $imageDataAmount; $index++) {
                $result[$index]['forModelname'] = $forModelName;
                $result[$index]['forModelId'] = $forModelId;
                $result[$index]['forBlockId'] = $forBlockId;
                if(isset($forTabId)) $result[$index]['forTabId'] = $forTabId;
            }

            //Make a updateImageReferencesInDatabase compatible 'uploaded', 'deleted' array
            $uploadedAndDeletedImages = ['uploaded' => $result];

            $result = $this->imageService->updateImageReferencesInDatabase($uploadedAndDeletedImages);
        }

        return $result;
    }

    public function delete($id) {
        $image = Image::find($id);
        if(!$image) throw new \InvalidArgumentException("There isn't an image with id that could be deleted: ".$id);
        $collection = collect($image);

        $this->imageService->deleteImages($collection);

        if(\Input::has('forBlockId')) $forBlockId = \Input::get("forBlockId");

        return [
            'id' => $id,
            'forBlockId' => (isset($forBlockId)) ? $forBlockId : null,
        ];
    }

    public function getImageData($fileIds = null)
    {
        if(isset($fileIds)) $fileIdsToRetrieve = $fileIds;
        else $fileIdsToRetrieve = \Input::get('fileIds');

        if(!$fileIdsToRetrieve) return [];

        return $this->imageService->getDynamicBlockImages($fileIdsToRetrieve);
    }
}