refactor buckaroo fee

Block/Adminhtml/Sales/Totals.php

@@ -55,15 +55,9 @@ public function __construct(
     public function initTotals()
     {
         $parent = $this->getParentBlock();
-        /**
-        * @noinspection PhpUndefinedMethodInspection
-        */
         $source = $parent->getSource();
         $totals = $this->getTotalsForCreditmemo($source);
         foreach ($totals as $total) {
-            /**
-            * @noinspection PhpUndefinedMethodInspection
-            */
             $this->getParentBlock()->addTotalBefore(new \Magento\Framework\DataObject($total), 'grand_total');
         }
         return $this;
@@ -72,12 +66,9 @@ public function initTotals()
     public function getTotals()
     {
         $parent = $this->getParentBlock();
-        /**
-        * @noinspection PhpUndefinedMethodInspection
-        */
         $source = $parent->getSource();
 
-        
+
         return $this->getTotalsForCreditmemo($source);
     }
 
@@ -92,7 +83,7 @@ public function getCurrentCurrencySymbol()
     }
 
     /**
-     * For credit memo display the fees from invoice/order, 
+     * For credit memo display the fees from invoice/order,
      * check if invoice has that fee and set selected
      *
      * @param mixed $source
@@ -107,7 +98,7 @@ protected function getTotalsForCreditmemo($source)
             $invoice = $source->getInvoice();
             $salesModel = ($invoice != null? $invoice : $order);
             $saleTotals = $this->helper->getTotals($salesModel);
-            
+
             $saleTotals = array_map(function($saleTotal) use($creditTotals) {
                 if (in_array($saleTotal['code'],['buckaroo_fee', 'buckaroo_fee_excl'] )) {
                     $saleTotal['block_name'] = "buckaroo_fee";
@@ -116,12 +107,12 @@ protected function getTotalsForCreditmemo($source)
                 return $saleTotal;
             }, $saleTotals);
 
-            
+
             return array_merge(
                 $this->getTotalsByCode($creditTotals, 'buckaroo_already_paid'),
                 $this->getTotalsExceptCode($saleTotals, 'buckaroo_already_paid')
             );
-            
+
         }
         return $this->helper->getTotals($source);
     }

Block/Cart/BuckarooConfig.php

@@ -1,37 +1,58 @@
 <?php
 /**
- * Copyright © 2015 Magento. All rights reserved.
- * See COPYING.txt for license details.
+ * NOTICE OF LICENSE
+ *
+ * This source file is subject to the MIT License
+ * It is available through the world-wide-web at this URL:
+ * https://tldrlegal.com/license/mit-license
+ * If you are unable to obtain it through the world-wide-web, please send an email
+ * to [email protected] so we can send you a copy immediately.
+ *
+ * DISCLAIMER
+ *
+ * Do not edit or add to this file if you wish to upgrade this module to newer
+ * versions in the future. If you wish to customize this module for your
+ * needs please contact [email protected] for more information.
+ *
+ * @copyright Copyright (c) Buckaroo B.V.
+ * @license   https://tldrlegal.com/license/mit-license
  */
+
 namespace Buckaroo\Magento2\Block\Cart;
 
-class BuckarooConfig extends \Magento\Backend\Block\Template
+use Buckaroo\Magento2\Exception;
+use Buckaroo\Magento2\Model\ConfigProvider\Factory;
+use Magento\Backend\Block\Template;
+use Magento\Backend\Block\Template\Context;
+use Magento\Framework\Serialize\Serializer\Json;
+
+class BuckarooConfig extends Template
 {
     /**
      * @var bool
      */
     protected $_isScopePrivate = false;
 
     /**
-     * @var \Buckaroo\Magento2\Model\ConfigProvider\Factory
+     * @var Factory
      */
     protected $configProviderFactory;
 
     /**
-     * @var \Magento\Framework\Json\Encoder
+     * @var Json
      */
     protected $jsonEncoder;
 
     /**
-     * @param \Magento\Backend\Block\Template\Context    $context
-     * @param \Magento\Framework\Json\Encoder            $jsonEncoder
-     * @param \Buckaroo\Magento2\Model\ConfigProvider\Factory $configProviderFactory
-     * @param array                                      $data
+     * @param Context $context
+     * @param Json $jsonEncoder
+     * @param Factory $configProviderFactory
+     * @param array $data
      */
     public function __construct(
-        \Magento\Backend\Block\Template\Context $context,
-        \Magento\Framework\Json\Encoder $jsonEncoder,
-        \Buckaroo\Magento2\Model\ConfigProvider\Factory $configProviderFactory,
+        Context $context,
+        Json $jsonEncoder,
+        Factory $configProviderFactory,
         array $data = []
     ) {
         parent::__construct($context, $data);
@@ -42,11 +63,12 @@ public function __construct(
     /**
      * Retrieve buckaroo configuration
      *
-     * @return array
+     * @return string
+     * @throws Exception
      */
     public function getBuckarooConfigJson()
     {
         $configProvider = $this->configProviderFactory->get('buckaroo_fee');
-        return $this->jsonEncoder->encode($configProvider->getConfig());
+        return $this->jsonEncoder->serialize($configProvider->getConfig());
     }
 }

Helper/Data.php

@@ -261,6 +261,11 @@ public function getOriginalTransactionKey($orderId)
         return $this->groupTransaction->getGroupTransactionOriginalTransactionKey($orderId);
     }
 
+    public function getAlreadyPaid()
+    {
+        return $this->groupTransaction->getAlreadyPaid($this->getOrderId());
+    }
+
     public function getOrderId()
     {
         $orderId = $this->_checkoutSession->getQuote()->getReservedOrderId();