<?php
use Respect\Validation\Validator as DataValidator;
DataValidator::with('CustomValidations', true);

class CreateController extends Controller {
    const PATH = '/create';

    private $title;
    private $content;
    private $departmentId;
    private $language;
    private $ticketNumber;

    public function validations() {
        return [
            'permission' => 'user',
            'requestData' => [
                'title' => [
                    'validation' => DataValidator::length(10, 200),
                    'error' => ERRORS::INVALID_TITLE
                ],
                'content' => [
                    'validation' => DataValidator::length(10, 5000),
                    'error' => ERRORS::INVALID_CONTENT
                ],
                'departmentId' => [
                    'validation' => DataValidator::dataStoreId('department'),
                    'error' => ERRORS::INVALID_DEPARTMENT
                ],
                'language' => [
                    'validation' => DataValidator::in(Language::getSupportedLanguages()),
                    'error' => ERRORS::INVALID_LANGUAGE
                ]
            ]
        ];
    }

    public function handler() {
        $this->title = Controller::request('title');
        $this->content = Controller::request('content');
        $this->departmentId = Controller::request('departmentId');
        $this->language = Controller::request('language');

        $this->storeTicket();

        Log::createLog('CREATE_TICKET', $this->ticketNumber);
        Response::respondSuccess([
            'ticketNumber' => $this->ticketNumber
        ]);
    }

    private function storeTicket() {
        $department = Department::getDataStore($this->departmentId);
        $author = Controller::getLoggedUser();

        $ticket = new Ticket();
        $ticket->setProperties(array(
            'title' => $this->title,
            'content' => $this->content,
            'language' => $this->language,
            'author' => $author,
            'department' => $department,
            'file' => $this->uploadFile(),
            'date' => Date::getCurrentDate(),
            'unread' => false,
            'unreadStaff' => true,
            'closed' => false,
        ));
        
        $author->sharedTicketList->add($ticket);
        $author->tickets++;
        
        $author->store();
        $ticket->store();
        
        $this->ticketNumber = $ticket->ticketNumber;
    }
    
    private function uploadFile() {
        if(!isset($_FILES['file'])) return '';
        
        $maxSize = Setting::getSetting('max-size')->getValue();
        $fileGap = Setting::getSetting('file-gap')->getValue();
        $fileFirst = Setting::getSetting('file-first-number')->getValue();
        $fileQuantity = Setting::getSetting('file-quantity');
        
        $fileUploader = FileUploader::getInstance();
        $fileUploader->setMaxSize($maxSize);
        $fileUploader->setGeneratorValues($fileGap, $fileFirst, $fileQuantity->getValue());

        if($fileUploader->upload($_FILES['file'])) {
            $fileQuantity->value++;
            $fileQuantity->store();

            return $fileUploader->getFileName();
        } else {
            throw new Exception(ERRORS::INVALID_FILE);
        }
    }
}