add CoinGate (#3)

* add CoinGate

* fix name

* small fix

* add callback URL

* fix callback url name

* change author

* fix Ikajotest; init coingate tests

composer.json

@@ -61,6 +61,7 @@
         "hiqdev/omnipay-yandexmoney": "dev-master",
         "hiqdev/omnipay-epayments": "dev-master",
         "hiqdev/omnipay-ikajo": "2.0.x-dev",
+        "hiqdev/omnipay-coingate": "dev-master",
         "dercoder/omnipay-webmoney": "dev-master",
         "collizo4sky/omnipay-2checkout": "^1.6",
         "hiqdev/hidev-php": "dev-master",

src/merchants/coingate/CoinGateMerchant.php

@@ -0,0 +1,76 @@
+<?php
+
+namespace hiqdev\php\merchant\merchants\coingate;
+
+use hiqdev\php\merchant\InvoiceInterface;
+use hiqdev\php\merchant\merchants\AbstractMerchant;
+use hiqdev\php\merchant\response\CompletePurchaseResponse;
+use hiqdev\php\merchant\response\RedirectPurchaseResponse;
+use Omnipay\CoinGate\Gateway;
+
+/**
+ * Class CoinGateMerchant.
+ *
+ * @author Yurii Myronchuk <bladeroot@gmail.com>
+ */
+class CoinGateMerchant extends AbstractMerchant
+{
+    /**
+     * @var Gateway
+     */
+    protected $gateway;
+
+    protected function createGateway()
+    {
+        return $this->gatewayFactory->build('CoinGate', [
+            'apiKey'  => $this->credentials->getKey1(),
+           ]);
+    }
+
+    /**
+     * @param InvoiceInterface $invoice
+     * @return RedirectPurchaseResponse
+     */
+    public function requestPurchase(InvoiceInterface $invoice)
+    {
+        /**
+         * @var \Omnipay\CoinGate\Message\PurchaseResponse $response
+         */
+        $response = $this->gateway->purchase([
+            'transactionId' => $invoice->getId(),
+            'currency' => $invoice->getCurrency()->getCode(),
+            'description' => $invoice->getDescription(),
+            'amount' => $this->moneyFormatter->format($invoice->getAmount()),
+            'returnUrl' => $invoice->getReturnUrl(),
+            'cancelUrl' => $invoice->getCancelUrl(),
+            'notifyUrl' => $invoice->getNotifyUrl(),
+        ])->send();
+
+        if ($response->getRedirectUrl() === null) {
+            throw new MerchantException('Failed to request purchase');
+        }
+
+        $response = new RedirectPurchaseResponse($response->getRedirectUrl(), $response->getRedirectData());
+        $response->setMethod('GET');
+
+        return $response;
+    }
+
+    /**
+     * @param array $data
+     * @return CompletePurchaseResponse
+     */
+    public function completePurchase($data)
+    {
+        /** @var \Omnipay\CoinGate\Message\CompletePurchaseResponse $response */
+        $response = $this->gateway->completePurchase($data)->send();
+
+        return (new CompletePurchaseResponse())
+            ->setIsSuccessful($response->isSuccessful())
+            ->setAmount($this->moneyParser->parse($response->getAmount(), $response->getCurrency()))
+            ->setTransactionReference($response->getTransactionReference())
+            ->setTransactionId($response->getTransactionId())
+            ->setPayer($response->getPayer())
+            ->setTime(new \DateTime($response->getTime()));
+    }
+}

tests/unit/merchants/coingate/CoinGateMerchantTest.php

@@ -0,0 +1,74 @@
+<?php
+
+namespace hiqdev\php\merchant\tests\unit\merchants\coingate;
+
+use Guzzle\Http\Client;
+use Guzzle\Http\Message\Response;
+use hiqdev\php\merchant\merchants\coingate\CoinGateMerchant;
+use hiqdev\php\merchant\response\RedirectPurchaseResponse;
+use hiqdev\php\merchant\tests\unit\merchants\AbstractMerchantTest;
+use Money\Currency;
+use Money\Money;
+
+class IkajoMerchantTest extends AbstractMerchantTest
+{
+    /** @var CoinGateMerchant */
+    protected $merchant;
+
+    protected function buildMerchant()
+    {
+        return new CoinGateMerchant(
+            $this->getCredentials(),
+            $this->getGatewayFactory(),
+            $this->getMoneyFormatter(),
+            $this->getMoneyParser()
+        );
+    }
+
+    public function testCredentialsWereMappedCorrectly()
+    {
+        $gatewayPropertyReflection = (new \ReflectionObject($this->merchant))->getProperty('gateway');
+        $gatewayPropertyReflection->setAccessible(true);
+        $gateway = $gatewayPropertyReflection->getValue($this->merchant);
+
+        $this->assertSame($this->getCredentials()->getKey1(), $gateway->getSecret());
+    }
+
+    public function testRequestPurchase()
+    {
+        $invoice = $this->buildInvoice();
+
+        $purchaseResponse = $this->merchant->requestPurchase($invoice);
+        $this->assertInstanceOf(RedirectPurchaseResponse::class, $purchaseResponse);
+        $this->assertSame('https://secure.payinspect.com/post', $purchaseResponse->getRedirectUrl());
+        $this->assertArraySubset([
+            'payment' => 'CC',
+            'url' => 'https://example.com/return',
+            'error_url' => 'https://example.com/cancel',
+            'sign' => '12dd7800b6517c1df5b6eee5efcef67b',
+        ], $purchaseResponse->getRedirectData());
+    }
+
+    /**
+     * Used only for testCompletePurchase.
+     */
+    protected function buildHttpClient()
+    {
+        return new class() extends Client {
+            public function send($requests)
+            {
+                return new Response(200, [], 'VERIFIED');
+            }
+        };
+    }
+
+    protected function getCredentials()
+    {
+        return parent::getCredentials()
+            ->setKey1('q-oRs-HPzZyeJu8WzgoMTqkSuaDq-6RftTxNJHx8');
+    }
+
+    public function testCompletePurchase()
+    {
+    }
+}

tests/unit/merchants/ikajo/IkajoMerchantTest.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace hiqdev\php\merchant\tests\unit\merchants\paxum;
+namespace hiqdev\php\merchant\tests\unit\merchants\ikajo;
 
 use Guzzle\Http\Client;
 use Guzzle\Http\Message\Response;