Adds support for Magento 2.2 or up

Setup/UpgradeData.php

@@ -0,0 +1,114 @@
+<?php
+
+namespace SwedbankPay\Core\Setup;
+
+use Exception;
+use Magento\Framework\Exception\AlreadyExistsException;
+use Magento\Framework\Setup\ModuleContextInterface;
+use Magento\Framework\Setup\ModuleDataSetupInterface;
+use Magento\Framework\Setup\UpgradeDataInterface;
+use Magento\Sales\Model\Order\StatusFactory;
+use Magento\Sales\Model\ResourceModel\Order\Status;
+use Magento\Sales\Model\ResourceModel\Order\Status\CollectionFactory;
+
+/**
+ * Class UpgradeData
+ *
+ * @SuppressWarnings(PHPMD.LongVariable)
+ */
+class UpgradeData implements UpgradeDataInterface
+{
+    /**
+     * @var Status
+     */
+    protected $statusResourceModel;
+
+    /**
+     * @var StatusFactory
+     */
+    protected $statusFactory;
+
+    /**
+     * @var CollectionFactory
+     */
+    protected $statusCollectionFactory;
+
+    /**
+     * UpgradeData constructor.
+     * @param Status $statusResourceModel
+     * @param StatusFactory $statusFactory
+     * @param CollectionFactory $statusCollectionFactory
+     */
+    public function __construct(
+        Status $statusResourceModel,
+        StatusFactory $statusFactory,
+        CollectionFactory $statusCollectionFactory
+    ) {
+        $this->statusFactory = $statusFactory;
+        $this->statusResourceModel = $statusResourceModel;
+        $this->statusCollectionFactory = $statusCollectionFactory;
+    }
+
+    /**
+     * Upgrades DB for a module
+     *
+     * @param ModuleDataSetupInterface $setup
+     * @param ModuleContextInterface $context
+     * @return void
+     * @throws AlreadyExistsException
+     *
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     */
+    public function upgrade(ModuleDataSetupInterface $setup, ModuleContextInterface $context)
+    {
+        $setup->startSetup();
+
+        $this->createCustomStatuses();
+
+        $setup->endSetup();
+    }
+
+    /**
+     * @throws AlreadyExistsException
+     * @throws Exception
+     */
+    protected function createCustomStatuses()
+    {
+        $existingStatuses = $this->getExistingStatuses();
+
+        foreach ($this->getStatuses() as $status => $label) {
+            if (!array_key_exists($status, $existingStatuses)) {
+                /** @var \Magento\Sales\Model\Order\Status $status */
+                $newStatus = $this->statusFactory->create();
+
+                $newStatus->setData(['label' => $label, 'status' => $status]);
+
+                $this->statusResourceModel->save($newStatus);
+            }
+        }
+    }
+
+    /**
+     * Get custom order statuses
+     *
+     * @return array
+     */
+    protected function getStatuses()
+    {
+        return [
+            'swedbank_pay_pending' => __('SwedbankPay Pending'),
+            'swedbank_pay_reversed' => __('SwedbankPay Reversed'),
+            'swedbank_pay_cancelled_reversal'  => __('SwedbankPay Cancelled Reversal'),
+        ];
+    }
+
+    /**
+     * Get existing order statuses
+     *
+     * @return array
+     */
+    public function getExistingStatuses()
+    {
+        return $this->statusCollectionFactory->create()->getItems();
+    }
+}