<?php


namespace Payment\Service;


use Payment\Classes\TransactionStatusAction;
use Payment\Interfaces\TransactionInterface;
use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
use Symfony\Component\Routing\RouterInterface;

class SystemPayManager
{
    /**
     * @var RouterInterface
     *
     */
    protected $router;


    /**
     * @var TransactionManager
     */
    private $transactionManager;

    /**
     * SystemPayManager constructor.
     * @param RouterInterface $router
     * @param TransactionManager $transactionManager
     */
    public function __construct(RouterInterface $router, TransactionManager $transactionManager)
    {
        $this->router = $router;
        $this->transactionManager = $transactionManager;
    }

    /**
     * @param TransactionInterface $transaction
     * @return array
     */
    public function init(TransactionInterface $transaction): array {
        // Recuperate certificate for payment mode
        $certificat = $transaction->getPaymentMode()->getCertificate();

        // Create Array parameters
        $parameters['params']=[
            'vads_action_mode'              => utf8_encode('INTERACTIVE'),
            'vads_amount'                   => number_format($transaction->getTotal() , 2, '.', '') * 100,   // montant en centimes
            'vads_ctx_mode'                 => utf8_encode($transaction->getPaymentMode()->getContext()),
            'vads_currency'                 => $transaction->getPaymentMode()->getCurrency(),
            'vads_page_action'              => utf8_encode('PAYMENT'),
            'vads_payment_config'           => utf8_encode('SINGLE'),
            'vads_site_id'                  => $transaction->getPaymentMode()->getShopKey(),
            'vads_trans_date'               => gmdate('YmdHis'),    // Date Format UTC
            'vads_trans_id'                 => sprintf("%06d",$transaction->getId()),
            'vads_version'                  => utf8_encode('V2'),
            'vads_cust_email'               => utf8_encode($transaction->getUser()->getEmail()),
            'vads_cust_first_name'          => utf8_encode($transaction->getUser()->getFirstName()),
            'vads_cust_last_name'           => utf8_encode($transaction->getUser()->getLastName()),
            'vads_redirect_success_timeout' => 3,
            'vads_redirect_success_message' => utf8_encode("Redirection vers la boutique dans 5 sec"),
            'vads_redirect_error_timeout'   => 3,
            'vads_redirect_error_message'   => utf8_encode("Redirection vers la boutique dans 5 sec"),
            'vads_return_mode'              => "POST",
            'vads_url_success'              => $this->router->generate ( $transaction->getPaymentMode()->getUrlReturnSuccess(), [], UrlGeneratorInterface::ABSOLUTE_URL ),
            'vads_url_cancel'               => $this->router->generate ( $transaction->getPaymentMode()->getUrlReturnError(), [], UrlGeneratorInterface::ABSOLUTE_URL ),
            'vads_url_error'                => $this->router->generate ( $transaction->getPaymentMode()->getUrlReturnError(), [], UrlGeneratorInterface::ABSOLUTE_URL ),
            'vads_url_refused'              => $this->router->generate ( $transaction->getPaymentMode()->getUrlReturnError(), [], UrlGeneratorInterface::ABSOLUTE_URL ),
            'vads_url_check'                => $this->router->generate ( 'api_systempay_ipn_paiement', array ('publicKey' => $transaction->getPublicKey()), UrlGeneratorInterface::ABSOLUTE_URL )
        ];
        $signature_content = '';

        // Sort fields alphabetically
        ksort($parameters['params']);

        // Recover 'vads_' index, and concatenate them with the separator "+"
        foreach ($parameters['params'] as $key => $value){
            if (substr($key,0,5) == 'vads_'){
                $signature_content .= $value."+";
            }
        }

        // Add certificate to the of string signature
        $signature_content .= $certificat;

        // Encoding the base64 encoded string with the HMAC-SHA-256 algorithm
        $parameters['params']['signature'] = base64_encode(hash_hmac('sha256', $signature_content,$certificat,true));
        $parameters['url_system_pay'] = $transaction->getPaymentMode()->getUrlPayment();

        return $parameters;
    }

    /**
     * @param TransactionInterface $transaction
     * @param string $id_transaction
     * @param string $message
     * @param float $amount
     * @param bool $status
     * @return bool
     */
    public function ipn(TransactionInterface $transaction, string $id_transaction, string $message, float $amount, bool $status)
    {
        // Change transaction status on paid

        if($status){
            $transaction->setStatus(TransactionStatusAction::TRANSACTION_PAID);
            $transaction->setTotalPayer($amount);
        }
        else
            $transaction->setStatus(TransactionStatusAction::TRANSACTION_ERROR);

        $transaction->setInformation($message);
        $transaction->setIdTransactionExternal($id_transaction);

        $this->transactionManager->update($transaction);

        return true;
    }

}