<?php
namespace Depicter\Controllers\Ajax;

use Averta\Core\Utility\Arr;
use GuzzleHttp\Psr7\UploadedFile;
use WPEmerge\Requests\RequestInterface;

class ImportAjaxController
{

	/**
	 * @param RequestInterface $request
	 * @param                  $view
	 *
	 * @return \Psr\Http\Message\ResponseInterface
	 */
	public function unpack( RequestInterface $request, $view ) {
		$zipFile = $request->files('file');

		if ( empty( $zipFile ) || ! $zipFile instanceof UploadedFile ) {
			return \Depicter::json([
				'errors' => [ __( 'No file provided to upload', 'depicter')]
			])->withStatus(400 );
		}

		if ( $zipFile->getError() ) {
			return \Depicter::json([
                   'errors'        => [
						/* translators: maximum file size allowed to upload */
                    	sprintf( __( 'Cannot upload the file, because max permitted file upload size is %s.', 'depicter' ), ini_get('upload_max_filesize') )
                   ]
			]);
		}

		$zipMediaTypes = [
			'application/zip',
			'application/x-zip-compressed'
		];
		if( !in_array( $zipFile->getClientMediaType(), $zipMediaTypes ) ){
			return \Depicter::json([
                'errors' => [ __( 'Provided file must be zip file.', 'depicter') ]
			])->withStatus(400 );
		}

		$filename = $zipFile->getClientFilename();
		$extension = strtolower(pathinfo($filename, PATHINFO_EXTENSION));

		if ($extension !== 'zip') {
			return \Depicter::json([
                'errors' => [ __( 'Provided file must be zip file.', 'depicter') ]
			])->withStatus(400 );
		}

		if ( ! class_exists('ZipArchive') ) {
			return \Depicter::json([
                'errors' => [ __( 'To import slider you need to enable "php-zip" module on your server.', 'depicter')]
            ])->withStatus(400 );
		}

		$sliderID = \Depicter::importService()->unpack($zipFile);
		if ( $sliderID ) {
			$slider = \Depicter::documentRepository()->findById( $sliderID );
			return \Depicter::json([
               'success' => [ __( 'Slider imported successfully', 'depicter' ) ],
               'hits' => Arr::camelizeKeys( $slider->getProperties(), '_', [], true )
			])->withStatus(200 );
		} else {
			return \Depicter::json([
               'errors' => [ __( 'Error occurred during import process.', 'depicter' )]
           ])->withStatus(400 );
		}
	}
}