<?php
/**
 * @property App_Service_Shipping_FedEx_Response $_response
 */
class App_Service_Shipping_FedEx extends App_Service_Shipping_Abstract
{
    protected $_rateRequest;

    /** @var string */
    protected $_serviceLocation;

    /**
     * Path to wsdl file of rate service
     *
     * @var string
     */
    protected $_rateServiceWsdl;

    function __construct($options = array())
    {
        parent::__construct($options);
        $this->_serviceLocation = ($this->getConfig()->testMode)
            ? $this->getConfig()->locationTest : $this->getConfig()->location;
        $this->_rateServiceWsdl = BASE_PATH . DIRECTORY_SEPARATOR .
            str_replace('_', DIRECTORY_SEPARATOR, get_class($this)) . DIRECTORY_SEPARATOR . 'wsdl' .
            DIRECTORY_SEPARATOR . 'RateService_v13.wsdl';
        return $this;
    }

    public function getRate()
    {
        return $this->_getServiceResponse();
    }

    protected function _getServiceResponse()
    {
        if (null == $this->_response->getData()) {
            if (true === ($errors = $this->_validateRequiredRateFields())) {
                try {
                    $this->_prepareRateRequest();
                    if (!($serviceResponse = $this->_callService()) instanceof Qs_Exception) {
                        $this->_response->prepareServiceResponse($serviceResponse);
                    } else {
                        $this->_response->setIsSuccess(false)->setData(array(
                            'errorCode' => $serviceResponse->getCode(),
                            'errorText' => $this->getServiceName() . ': ' . $serviceResponse->getMessage()
                        ));
                    }
                } catch (App_Service_Shipping_FedEx_Exception $e) {
                    $this->_response->setIsSuccess(false)->setData(array(
                            'errorCode' => $e->getCode(),
                            'errorText' => $e->getMessage()
                        )
                    );
                }
            } else {
                $this->_response->setIsSuccess(false)->setData(array(
                    'errorCode' => self::ERROR_VALIDATE_REQUIRED_PARAMS,
                    'errorText' => implode('<br />', $errors)
                ));
            }
        }
        return $this->_response;
    }

    protected function _prepareRateRequest()
    {
        $packageLineItems = $this->_getPackageLineItems();
        $this->_rateRequest = array(
            'WebAuthenticationDetail' => array(
                'UserCredential' => array(
                    'Key'      => $this->getConfig()->userCredentialKey,
                    'Password' => $this->getConfig()->userCredentialPassword
                )
            ),
            'ClientDetail' => array(
                'AccountNumber' => $this->getConfig()->shippingAccountNumber,
                'MeterNumber'   => $this->getConfig()->meterNumber
            ),
            'Version' => $this->getConfig()->versionInfo->toArray(),
            'RequestedShipment' => array(
                'DropoffType'   => $this->getConfig()->dropoffType,
                'ShipTimestamp' => date('c'),
                'Shipper' => array(
                    'Contact' => array(
                        'PersonName'  => $this->getOption('shipperPersonName'),
                        'CompanyName' => $this->getOption('shipperCompanyName'),
                        'PhoneNumber' => $this->getOption('shipperPhoneNumber'),
                    ),
                    'Address' => array(
                        'StreetLines'         => $this->getOption('shipperStreetLines'),
                        'City'                => $this->getOption('shipperCity'),
                        'StateOrProvinceCode' => $this->getOption('shipperState'),
                        'PostalCode'          => $this->getOption('shipperPostalCode'),
                        'CountryCode'         => $this->getOption('shipperCountry')
                    )
                ),
                'Recipient' => array(
                    'Contact' => array(
                        'PersonName'  => $this->getOption('shipToStreetLines'),
                        'CompanyName' => $this->getOption('shipToCompanyName'),
                        'PhoneNumber' => $this->getOption('shipToPhoneNumber'),
                    ),
                    'Address' => array(
                        'PostalCode'          => $this->getOption('shipToPostalCode'),
                        'CountryCode'         => $this->getOption('shipToCountry'),
                        'StateOrProvinceCode' => $this->getOption('shipToState'),
                        'Residential'         => ($this->getOption('addressType') == self::ADDRESS_TYPE_RESIDENTIAL)
                    )
                ),
                'ShippingChargesPayment' => array(
                    'PaymentType' => $this->getConfig()->payorType,
                    'Payor' => array(
                        'AccountNumber' => $this->getConfig()->billingAccountNumber,
                        'CountryCode'   => $this->getOption('shipperCountry')
                    )
                ),
                'RateRequestTypes' => $this->getConfig()->rateRequestTypes,
                'PackageCount'     => sizeof($packageLineItems),
                'PackageDetail'    => $this->getConfig()->packageDetail,
                'PackagingType'    => $this->getConfig()->packagingType,
                'ServiceType'      => $this->getOption('serviceCode'),
                'RequestedPackageLineItems' => $packageLineItems
            )
        );
        if (false !== ($totalInsuredValueAmount = $this->getOption('totalInsuredValueAmount'))) {
            $this->_rateRequest['RequestedShipment']['TotalInsuredValue'] = array(
                'Amount'   => $totalInsuredValueAmount,
                'Currency' => $this->getConfig()->totalInsuredValueCurrency,
            );
        }

        return $this;
    }

    protected function _getPackageLineItems()
    {
        $packageItems = array();
        foreach ($this->_getPackagesInformation() as $key => $packageInformation) {
            $packageItems[] = array(
                'SequenceNumber'    => $key + 1,
                'GroupPackageCount' => 1,
                'Weight'            => array(
                    'Value' => $this->_prepareWeight($packageInformation['weight']),
                    'Units' => $this->getConfig()->weightUnits
                )
            );
        }
        return $packageItems;
    }

    protected function _callService()
    {
        try {
            ini_set("soap.wsdl_cache_enabled", "0");
            /** @var App_Service_Shipping_FedEx_SoapClient $client */
            $client = $this->_createRateSoapClient();
            try {
                $response = $client->getRates($this->_rateRequest);
            } catch (Qs_Exception $e) {
                return $e;
            }
        } catch (App_Service_Shipping_FedEx_Exception $e) {
            return $e;
        }
        return $response;
    }

    /**
     * Create soap client with selected wsdl
     *
     * @param string $wsdl
     * @param bool|int $trace
     * @return SoapClient
     */
    protected function _createSoapClient($wsdl, $trace = false)
    {
        $client = new SoapClient($wsdl, array('trace' => $trace));
        $client->__setLocation($this->_serviceLocation);

        return $client;
    }

    /**
     * Create rate soap client
     *
     * @return SoapClient
     */
    protected function _createRateSoapClient()
    {
        return $this->_createSoapClient($this->_rateServiceWsdl);
    }
}