<?php

declare(strict_types=1);
/**
 * Calendar App
 *
 * @copyright 2021 Anna Larch <anna.larch@gmx.net>
 *
 * @author Anna Larch <anna.larch@gmx.net>
 * @author Richard Steinmetz <richard@steinmetz.cloud>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
 *
 * You should have received a copy of the GNU Affero General Public
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

 namespace OCA\Gestion\Service\Devis\Pdf;

use DateTime;
use OCA\Gestion\Db\Bdd;
use OCA\Gestion\Helpers\DateHelpers;
use OCA\Gestion\Helpers\FileExportHelpers;
use OCP\Files\IRootFolder;

class DevisPdfService {
	/** @var Bdd */
	private $gestionBdd;

    /** @var IRootFolder */
	private $rootFolder;

    private const DEFAULT_NEXTCLOUD_ADMIN = "admin";
	public function __construct(
		Bdd $gestionBdd,
        IRootFolder $rootFolder) {
        $this->gestionBdd = $gestionBdd;
        $this->rootFolder = $rootFolder;
	}

    private function getLogo(){
        $storage = $this->rootFolder->getUserFolder(self::DEFAULT_NEXTCLOUD_ADMIN);
		try{
			try {
				if(isset($storage)){
					$file = $storage->get('/.gestion/logo.png');
				}else{
					return "nothing";
				}
			} catch(\OCP\Files\NotFoundException $e) {
				$file = $storage->get('/.gestion/logo.jpeg');
			}
		}
		catch(\OCP\Files\NotFoundException $e) {
			return "nothing";
		}

		return base64_encode($file->getContent());
	}

    private function getDevisPdfFilename($devisData){
        $filename = "DEVIS-";
        $defuntNom = str_replace('&nbsp;',' ',$devisData['defunt_nom']);
        $devisLocation = str_replace('&nbsp;',' ',$devisData['lieu_nom']);
        return $filename.$defuntNom.'-'.$devisLocation;
    }

    private function formatMultipleDevisToPdfFormat($multipleDevisData,$configuration){
        foreach($multipleDevisData as &$devis){
            $devis = $this->formatDevisDataToPdfDataFormat($devis,$configuration);
        }
        return $multipleDevisData;
    }

    private function formatDevisDataToPdfDataFormat($devis,$configuration){
        $devisDate = $devis['devis_date'];
        $devisDate = DateTime::createFromFormat('Y-m-d',$devisDate);
        $devisDate = $devisDate->format('d-m-Y');
        $devis['devis_date'] = $devisDate;
        $devis['configuration'] = $configuration;
        $products = $this->gestionBdd->getDevisProduits($devis["devis_id"]);
        $devis = $this->gestionBdd->setDevisStartAndEndTime($devis);
        $firstClient = $this->gestionBdd->getFirstClient();
        $devis["siret"] = $firstClient != null ? $firstClient['legal_one'] : '';
        $devis["products"] = $products;
        $clientAdresses = FileExportHelpers::GetAddressAndCityFromAddress($devis["client_adresse"]);
        $devis["client_real_adress"] = $clientAdresses["address"];
        $devis["client_adress_city"] = $clientAdresses["city"];
        $configurationAdresses = FileExportHelpers::GetAddressAndCityFromAddress($configuration->adresse);
        $devis["configuration_adresse"] = $configurationAdresses["address"];
        $devis["configuration_adresse_city"] = $configurationAdresses["city"];
        return $devis;
    }

    public function generateDevisPdfByDevisId($devisId,$idNextCloud){
        $storage = $this->rootFolder->getUserFolder($idNextCloud);
        $configs = json_decode($this->gestionBdd->getConfiguration(self::DEFAULT_NEXTCLOUD_ADMIN));
		$currentConfig = $configs[0];
		$logo = $this->getLogo();
		$devisPdfData = $this->gestionBdd->getDevisPdfDataByDevisId($devisId);
		if($devisPdfData == null){
			return null;
		}
        $devisPdfDataFormatted = $this->formatDevisDataToPdfDataFormat($devisPdfData,$currentConfig);
        $clean_folder = html_entity_decode(string: $currentConfig->path).'/';
        $devisPdfFolders = $this->getDevisPdfFolder($devisPdfDataFormatted,$clean_folder);
        $pdf = new DevisPdfHandler();
        $pdf->SetDevisPdfData($devisPdfDataFormatted,$logo);
        $pdf->SetDevisContent();
        $pdfContent = $pdf->Output('','S');
        $pdfFilename = $this->getDevisPdfFilename($devisPdfDataFormatted);
        $filenames = [];
        foreach($devisPdfFolders as $folder){
            try {
                $storage->newFolder($folder);
            } 
            catch(\OCP\Files\NotPermittedException $e) {
            }
            $ff_pdf = $folder.$pdfFilename.'.pdf';	
            $storage->newFile($ff_pdf);
            $file_pdf = $storage->get($ff_pdf);
            $file_pdf->putContent($pdfContent);
            $filenames[] = $ff_pdf;
        }
        return $filenames;
    }
    
    private function getDevisPdfFolder(array $devisPdfData,$racinePath){
        $clientRacineFolder = $racinePath.'CLIENTS/'.strtoupper($devisPdfData["client_entreprise"]).'/';
        $defuntsFolder = $clientRacineFolder.'DEFUNTS/'.strtoupper($devisPdfData['defunt_nom']).'/'.'DEVIS'.'/';
        $devisDate = $devisPdfData['devis_date'];
        $devisDatetime = new DateTime($devisDate);
        $devisDateYear = $devisDatetime->format('Y');
        $devisMonth = DateHelpers::GetDateWithFormatDayAndMonthPlainString($devisPdfData['devis_date']);
        $devisByYearFolder = $clientRacineFolder."$devisDateYear".'/'.$devisMonth.'/'.'DEVIS'.'/';
        return [
            $defuntsFolder,
            $devisByYearFolder
        ];
    }

    private function GetMultipleDevisFilename($multipleDevisData,$month,$year){
        $filename = "";
        foreach($multipleDevisData as $devis){
            $filename = strtoupper($devis["client_entreprise"]);
            $filename .= $month != 0 ? '_'.DateHelpers::GetMonthPlainString($month) :'';
            $filename .= "_".$year;
            break;
        }
        return $filename;
    }

    public function generateMultipleDevisPdfByClientAndMonthYear($clientId,$month,$year,$idNextCloud){
        $storage = $this->rootFolder->getUserFolder($idNextCloud);
        $configs = json_decode($this->gestionBdd->getConfiguration(self::DEFAULT_NEXTCLOUD_ADMIN));
		$currentConfig = $configs[0];
        $logo = $this->getLogo();
        $mulitpleDevisData = $this->gestionBdd->getDevisPdfDataByClientAndMonthYear($clientId,$month,$year,$currentConfig);
        if(empty($mulitpleDevisData)){
			return null;
		}
        $multipleDevisDataFormatted = $this->formatMultipleDevisToPdfFormat($mulitpleDevisData,$currentConfig);
        $pdf = new DevisPdfHandler();
        $pdf->SetMultipleDevisPdfData($multipleDevisDataFormatted,$logo);
        $pdf->SetMultipleDevisContent();
        $racinePath = html_entity_decode(string: $currentConfig->path).'/';
        $clientRacineFolder = $racinePath.'CLIENTS/'.strtoupper($multipleDevisDataFormatted[0]["client_entreprise"]).'/';
        $filename = 'DEVIS'.'_'.$this->GetMultipleDevisFilename($multipleDevisDataFormatted,$month,$year);
        $filenamePath = $clientRacineFolder.$filename.'.pdf';
        $pdfContent = $pdf->Output('','S');
        try {
            $storage->newFolder($clientRacineFolder);
        } 
        catch(\OCP\Files\NotPermittedException $e) {
        }	
        $storage->newFile($filenamePath);
        $file_pdf = $storage->get($filenamePath);
        $file_pdf->putContent($pdfContent);
        return $filenamePath;
    }
}