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<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
namespace Magento\Sales\Block\Adminhtml\Order\Create\Billing\Method;

/**
 * Adminhtml sales order create payment method form block
 *
 * @api
 * @author      Magento Core Team <[email protected]>
 * @since 100.0.2
 */
class Form extends \Magento\Payment\Block\Form\Container
{
    /**
     * Session quote
     *
     * @var \Magento\Backend\Model\Session\Quote
     */
    protected $_sessionQuote;

    /**
     * @param \Magento\Framework\View\Element\Template\Context $context
     * @param \Magento\Payment\Helper\Data $paymentHelper
     * @param \Magento\Payment\Model\Checks\SpecificationFactory $methodSpecificationFactory
     * @param \Magento\Backend\Model\Session\Quote $sessionQuote
     * @param array $data
     * @param array $additionalChecks
     */
    public function __construct(
        \Magento\Framework\View\Element\Template\Context $context,
        \Magento\Payment\Helper\Data $paymentHelper,
        \Magento\Payment\Model\Checks\SpecificationFactory $methodSpecificationFactory,
        \Magento\Backend\Model\Session\Quote $sessionQuote,
        array $data = [],
        array $additionalChecks = []
    ) {
        $this->_sessionQuote = $sessionQuote;
        parent::__construct($context, $paymentHelper, $methodSpecificationFactory, $data, $additionalChecks);
    }

    /**
     * Check payment method model
     *
     * @param \Magento\Payment\Model\MethodInterface|null $method
     * @return bool
     */
    protected function _canUseMethod($method)
    {
        return $method && $method->canUseInternal() && parent::_canUseMethod($method);
    }

    /**
     * Check existing of payment methods
     *
     * @return bool
     */
    public function hasMethods()
    {
        $methods = $this->getMethods();
        if (is_array($methods) && count($methods)) {
            return true;
        }
        return false;
    }

    /**
     * Get current payment method code or the only available, if there is only one method
     *
     * @return string|false
     */
    public function getSelectedMethodCode()
    {
        // One available method. Return this method as selected, because no other variant is possible.
        $methods = $this->getMethods();
        if (count($methods) == 1) {
            foreach ($methods as $method) {
                return $method->getCode();
            }
        }

        // Several methods. If user has selected some method - then return it.
        $currentMethodCode = $this->getQuote()->getPayment()->getMethod();
        if ($currentMethodCode) {
            return $currentMethodCode;
        }

        // Several methods, but no preference for one of them.
        return false;
    }

    /**
     * Enter description here...
     *
     * @return \Magento\Quote\Model\Quote
     */
    public function getQuote()
    {
        return $this->_sessionQuote->getQuote();
    }

    /**
     * Whether switch/solo card type available
     *
     * @return true
     * @deprecated 100.1.0 unused
     */
    public function hasSsCardType()
    {
        $availableTypes = explode(',', $this->getQuote()->getPayment()->getMethod()->getConfigData('cctypes'));
        $ssPresenations = array_intersect(['SS', 'SM', 'SO'], $availableTypes);
        if ($availableTypes && count($ssPresenations) > 0) {
            return true;
        }
        return false;
    }
}