<?php

use PayPal\Auth\OAuthTokenCredential;
use PayPal\Rest\ApiContext;
use PayPal\Api\WebProfile;
use PayPal\Api\Presentation;
use PayPal\Api\InputFields;

class App_PayPal_PayPalApi
{
    const LOGO_URL_IMAGE = "";
    const WEBPROFILE_NAME = '';

    //Parametri test dell'account SANDBOX info-facilitator@adriaticasistemi.it
    const TEST_CLIENT_ID = '';
    const TEST_CLIENT_SECRET = '';

    //Parametri per l'account LIVE info@adriaticasistemi.it
    const CLIENT_ID = '';
    const CLIENT_SECRET = '';

    protected $_configs;
    protected $_ipManager;
    protected $_apiContext;
    protected $_apiPayPalTestAccount;

    //Parametri di Default per la chiamata LIVE
    protected $_apiMode = "live";
    protected $_clientId = self::CLIENT_ID;
    protected $_clientSecret = self::CLIENT_SECRET;

    //Parametri per il LOG di Default per la chiamata LIVE
    protected $_logEnabled = false;
    protected $_logFileName = APPLICATION_PATH . '/../log/PayPal.log';
    protected $_logLevel = "INFO";

    public function __construct()
    {
        $this->_configs = new App_Service_ConfigManager();
        $this->_ipManager = new App_Service_IpManager();

        //La modalita Test o Sandbox viene impostata dal parametro delle configurazioni e solo se la chiamata avviene da un IP abilitato
        $this->_apiPayPalTestAccount = false;
        if($this->_ipManager->allowedDevMode()){
            $this->_apiPayPalTestAccount = ($this->_configs->get('interrutore_paypal_test') == 'on') ? 1:0;
        }

        if($this->_apiPayPalTestAccount){
            $this->_apiMode = "sandbox";
            $this->_logLevel = "DEBUG";
            $this->_clientId = self::TEST_CLIENT_ID;
            $this->_clientSecret = self::TEST_CLIENT_SECRET;
        }

        //Controlla se il log è abilitato che esista anche il file su cui salvare altrimenti lo disabilita
        if($this->_logEnabled)
            $this->_logEnabled = file_exists($this->_logFileName);

        $this->_apiContext = $this->setApiContext($this->_clientId, $this->_clientSecret);
    }

    public function getPayPalContext()
    {
        return $this->_apiContext;
    }

    public function getWebProfile(){

        $webProfile = new WebProfile();

        try {
            $webProfileList = $webProfile->get_list($this->_apiContext);
        } catch (Exception $ex) {
            return null;
        }

        //Controlla se gia esiste un web profile con il nome assegnato
        if($webProfileList){
            foreach($webProfileList as $profile){
                if($profile->name == self::WEBPROFILE_NAME){
                    $webProfile = $profile;
                    return $webProfile;
                }
            }
        }

        //Altrimenti lo creo con questi parametri specifici
        $webProfile->setName(self::WEBPROFILE_NAME);
        $webProfile->setTemporary(false);

        $presentation = new Presentation();
        $presentation->setLogoImage(self::LOGO_URL_IMAGE);
        $webProfile->setPresentation($presentation);

        $inputFields = new InputFields();
        $inputFields->setNoShipping(1);
        $webProfile->setInputFields($inputFields);

        try {
            $webProfile = $webProfile->create($this->_apiContext);
        } catch (Exception $ex) {
            return null;
        }

        return $webProfile;

    }

    public function deleteWebProfile(){

        $webProfile = $this->getWebProfile();
        //Elimina questo web profile
        try {
            $webProfileRes = $webProfile->delete($this->_apiContext);
        } catch (Exception $ex) {
            exit(1);
        }

        ResultPrinter::printResult("", "WebProfile", "", $webProfile, $webProfileRes);

        return null;
    }

    private function setApiContext($clientId, $clientSecret)
    {

        $apiContext = new ApiContext(
            new OAuthTokenCredential(
                $clientId,
                $clientSecret
            )
        );

        $apiContext->setConfig(
            array(
                'mode' => $this->_apiMode,
                'log.LogEnabled' => $this->_logEnabled,
                'log.FileName' => $this->_logFileName,
                'log.LogLevel' => $this->_logLevel,
                'cache.enabled' => true
            )
        );

        return $apiContext;
    }

}