[ECP-9693] Add payment method title override configuration

Block/Adminhtml/System/Config/Field/PaymentMethodTitles.php

@@ -0,0 +1,81 @@
+<?php
+/**
+ *
+ * Adyen Payment module (https://www.adyen.com/)
+ *
+ * Copyright (c) 2026 Adyen N.V. (https://www.adyen.com/)
+ * See LICENSE.txt for license details.
+ *
+ * Author: Adyen <magento@adyen.com>
+ */
+
+namespace Adyen\Payment\Block\Adminhtml\System\Config\Field;
+
+use Magento\Config\Block\System\Config\Form\Field\FieldArray\AbstractFieldArray;
+use Magento\Framework\DataObject;
+use Magento\Framework\Exception\LocalizedException;
+
+class PaymentMethodTitles extends AbstractFieldArray
+{
+    private ?PaymentMethodType $_paymentMethodTypeRenderer = null;
+
+    /**
+     * @return PaymentMethodType
+     * @throws LocalizedException
+     */
+    protected function getPaymentMethodTypeRenderer(): PaymentMethodType
+    {
+        if (!$this->_paymentMethodTypeRenderer) {
+            $this->_paymentMethodTypeRenderer = $this->getLayout()->createBlock(
+                PaymentMethodType::class,
+                '',
+                ['data' => ['is_render_to_js_template' => true]]
+            );
+        }
+
+        return $this->_paymentMethodTypeRenderer;
+    }
+
+    /**
+     * @return void
+     * @throws LocalizedException
+     */
+    protected function _prepareToRender(): void
+    {
+        $this->addColumn(
+            'payment_method_type',
+            [
+                'label'    => __('Payment Method'),
+                'renderer' => $this->getPaymentMethodTypeRenderer(),
+            ]
+        );
+        $this->addColumn(
+            'title',
+            [
+                'label'    => __('Custom Title'),
+                'renderer' => false,
+            ]
+        );
+
+        $this->_addAfter = false;
+        $this->_addButtonLabel = __('Add Override');
+    }
+
+    /**
+     * @param DataObject $row
+     * @return void
+     * @throws LocalizedException
+     */
+    protected function _prepareArrayRow(DataObject $row): void
+    {
+        $options = [];
+        $paymentMethodType = $row->getPaymentMethodType();
+
+        if ($paymentMethodType) {
+            $options['option_' . $this->getPaymentMethodTypeRenderer()->calcOptionHash($paymentMethodType)]
+                = 'selected="selected"';
+        }
+
+        $row->setData('option_extra_attrs', $options);
+    }
+}

Block/Adminhtml/System/Config/Field/PaymentMethodType.php

@@ -0,0 +1,64 @@
+<?php
+/**
+ *
+ * Adyen Payment module (https://www.adyen.com/)
+ *
+ * Copyright (c) 2026 Adyen N.V. (https://www.adyen.com/)
+ * See LICENSE.txt for license details.
+ *
+ * Author: Adyen <magento@adyen.com>
+ */
+
+namespace Adyen\Payment\Block\Adminhtml\System\Config\Field;
+
+use Adyen\Payment\Model\Config\Source\PaymentMethodType as PaymentMethodTypeSource;
+use Magento\Framework\View\Element\Context;
+use Magento\Framework\View\Element\Html\Select;
+
+class PaymentMethodType extends Select
+{
+    /**
+     * @param Context $context
+     * @param PaymentMethodTypeSource $source
+     * @param array $data
+     */
+    public function __construct(
+        Context $context,
+        private readonly PaymentMethodTypeSource $source,
+        array $data = []
+    ) {
+        parent::__construct($context, $data);
+    }
+
+    /**
+     * @return string
+     */
+    public function _toHtml(): string
+    {
+        if (!$this->getOptions()) {
+            foreach ($this->source->toOptionArray() as $option) {
+                $this->addOption($option['value'], addslashes((string) $option['label']));
+            }
+        }
+
+        return parent::_toHtml();
+    }
+
+    /**
+     * @param string $value
+     * @return $this
+     */
+    public function setInputName(string $value): self
+    {
+        return $this->setName($value);
+    }
+
+    /**
+     * @param string $value
+     * @return $this
+     */
+    public function setInputId(string $value): self
+    {
+        return $this->setId($value);
+    }
+}

Helper/Config.php

@@ -68,6 +68,7 @@ class Config
     const XML_IGNORE_EXPIRE_WEBHOOK = 'ignore_expire_webhook';
     const XML_ADYEN_ANALYTICS_PREFIX = "adyen_analytics";
     const XML_INSTALLATION_TIME = 'installation_time';
+    const XML_PAYMENT_METHOD_TITLE_OVERRIDES = 'payment_method_title_overrides';
 
     /**
      * @param ScopeConfigInterface $scopeConfig
@@ -729,6 +730,34 @@ public function setInstallationTime(DateTimeInterface $pluginInstallationTime):
         );
     }
 
+    /**
+     * Returns the payment method title overrides configured by the merchant as a map of
+     * `[txVariant => customTitle]`. Returns an empty array when no overrides are configured
+     * or when the stored value cannot be decoded.
+     *
+     * @param int|null $storeId
+     * @return array<string, string>
+     */
+    public function getPaymentMethodTitleOverrides(?int $storeId = null): array
+    {
+        $serialized = $this->getConfigData(
+            self::XML_PAYMENT_METHOD_TITLE_OVERRIDES,
+            self::XML_ADYEN_ABSTRACT_PREFIX,
+            $storeId
+        );
+
+        if (empty($serialized)) {
+            return [];
+        }
+
+        try {
+            $result = $this->serializer->unserialize($serialized);
+            return is_array($result) ? $result : [];
+        } catch (\InvalidArgumentException $e) {
+            return [];
+        }
+    }
+
     public function getConfigData(string $field, string $xmlPrefix, ?int $storeId, bool $flag = false): mixed
     {
         $path = implode("/", [self::XML_PAYMENT_PREFIX, $xmlPrefix, $field]);

Helper/PaymentMethods.php

@@ -280,6 +280,11 @@ protected function fetchPaymentMethods(
             return json_encode([]);
         }
 
+        $responseData['paymentMethods'] = $this->applyPaymentMethodTitleOverrides(
+            $responseData['paymentMethods'],
+            (int) $store->getId()
+        );
+
         $paymentMethods = $responseData['paymentMethods'];
 
         $allowMultistoreTokens = $this->configHelper->getAllowMultistoreTokens($store->getId());
@@ -331,6 +336,34 @@ function ($method) use ($gatewayTokens) {
         return $responseData;
     }
 
+    /**
+     * Replaces the `name` field of each payment method in the API response with the
+     * merchant-configured override when one exists for the given tx-variant type.
+     * Methods without a configured override are left unchanged.
+     *
+     * @param array $paymentMethods
+     * @param int $storeId
+     * @return array
+     */
+    protected function applyPaymentMethodTitleOverrides(array $paymentMethods, int $storeId): array
+    {
+        $overrides = $this->configHelper->getPaymentMethodTitleOverrides($storeId);
+
+        if (empty($overrides)) {
+            return $paymentMethods;
+        }
+
+        foreach ($paymentMethods as &$paymentMethod) {
+            $type = $paymentMethod['type'] ?? null;
+            if ($type !== null && isset($overrides[$type])) {
+                $paymentMethod['name'] = $overrides[$type];
+            }
+        }
+        unset($paymentMethod);
+
+        return $paymentMethods;
+    }
+
     /**
      * @return float
      * @throws AdyenException

Model/Config/Backend/PaymentMethodTitles.php

@@ -0,0 +1,133 @@
+<?php
+/**
+ *
+ * Adyen Payment module (https://www.adyen.com/)
+ *
+ * Copyright (c) 2026 Adyen N.V. (https://www.adyen.com/)
+ * See LICENSE.txt for license details.
+ *
+ * Author: Adyen <magento@adyen.com>
+ */
+
+namespace Adyen\Payment\Model\Config\Backend;
+
+use Magento\Framework\App\Cache\TypeListInterface;
+use Magento\Framework\App\Config\ScopeConfigInterface;
+use Magento\Framework\App\Config\Value;
+use Magento\Framework\Data\Collection\AbstractDb;
+use Magento\Framework\Math\Random;
+use Magento\Framework\Model\Context;
+use Magento\Framework\Model\ResourceModel\AbstractResource;
+use Magento\Framework\Registry;
+use Magento\Framework\Serialize\SerializerInterface;
+
+class PaymentMethodTitles extends Value
+{
+    /**
+     * @param Context $context
+     * @param Registry $registry
+     * @param ScopeConfigInterface $config
+     * @param TypeListInterface $cacheTypeList
+     * @param Random $mathRandom
+     * @param SerializerInterface $serializer
+     * @param AbstractResource|null $resource
+     * @param AbstractDb|null $resourceCollection
+     * @param array $data
+     */
+    public function __construct(
+        Context $context,
+        Registry $registry,
+        ScopeConfigInterface $config,
+        TypeListInterface $cacheTypeList,
+        protected readonly Random $mathRandom,
+        private readonly SerializerInterface $serializer,
+        ?AbstractResource $resource = null,
+        ?AbstractDb $resourceCollection = null,
+        array $data = []
+    ) {
+        parent::__construct($context, $registry, $config, $cacheTypeList, $resource, $resourceCollection, $data);
+    }
+
+    /**
+     * Serialize the dynamic table rows before saving to the database.
+     * Duplicate payment method types are deduplicated (last row wins).
+     *
+     * @return $this
+     */
+    public function beforeSave(): static
+    {
+        $value = $this->getValue();
+
+        if (!is_array($value)) {
+            return $this;
+        }
+
+        $result = [];
+
+        foreach ($value as $rowData) {
+            if (!is_array($rowData)) {
+                continue;
+            }
+
+            $type = trim((string) ($rowData['payment_method_type'] ?? ''));
+            $title = trim((string) ($rowData['title'] ?? ''));
+
+            if ($type === '' || $title === '') {
+                continue;
+            }
+
+            $result[$type] = $title;
+        }
+
+        $this->setValue($this->serializer->serialize($result));
+
+        return $this;
+    }
+
+    /**
+     * Deserialize the stored value after loading from the database so it can
+     * be rendered by the AbstractFieldArray dynamic table.
+     *
+     * @return $this
+     */
+    protected function _afterLoad(): static
+    {
+        $value = $this->getValue();
+
+        if (empty($value)) {
+            return $this;
+        }
+
+        $decoded = $this->serializer->unserialize($value);
+
+        if (!is_array($decoded)) {
+            return $this;
+        }
+
+        $this->setValue($this->encodeArrayFieldValue($decoded));
+
+        return $this;
+    }
+
+    /**
+     * Convert the stored `{type: title}` map into the row-keyed format that
+     * AbstractFieldArray expects for pre-population.
+     *
+     * @param array $value
+     * @return array
+     */
+    protected function encodeArrayFieldValue(array $value): array
+    {
+        $result = [];
+
+        foreach ($value as $type => $title) {
+            $id = $this->mathRandom->getUniqueHash('_');
+            $result[$id] = [
+                'payment_method_type' => $type,
+                'title'               => $title,
+            ];
+        }
+
+        return $result;
+    }
+}