From fb17f0abba02b3620a9b3abc2a7ea9e8df944335 Mon Sep 17 00:00:00 2001
From: Piotr Synowiec <psynowiec@gmail.com>
Date: Fri, 20 May 2022 16:36:55 +0200
Subject: [PATCH 1/4] additional-tests: TestAccess tests

---
 tests/Message/TestAccessRequestTest.php     | 64 +++++++++++++++++++++
 tests/Mock/TestAccessAuthFailure.txt        | 16 ++++++
 tests/Mock/TestAccessInvalidDataFailure.txt | 16 ++++++
 tests/Mock/TestAccessSuccess.txt            | 16 ++++++
 4 files changed, 112 insertions(+)
 create mode 100644 tests/Message/TestAccessRequestTest.php
 create mode 100644 tests/Mock/TestAccessAuthFailure.txt
 create mode 100644 tests/Mock/TestAccessInvalidDataFailure.txt
 create mode 100644 tests/Mock/TestAccessSuccess.txt

diff --git a/tests/Message/TestAccessRequestTest.php b/tests/Message/TestAccessRequestTest.php
new file mode 100644
index 0000000..e7e469c
--- /dev/null
+++ b/tests/Message/TestAccessRequestTest.php
@@ -0,0 +1,64 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Message;
+
+use Omnipay\Przelewy24\Message\TestAccessRequest;
+use Omnipay\Przelewy24\Message\TestAccessResponse;
+use Omnipay\Tests\TestCase;
+use Symfony\Component\HttpFoundation\Response;
+
+class TestAccessRequestTest extends TestCase
+{
+    /**
+     * @var TestAccessRequest
+     */
+    private $request;
+
+    public function setUp()
+    {
+        $this->request = new TestAccessRequest($this->getHttpClient(), $this->getHttpRequest());
+        $this->request->initialize([]);
+    }
+
+    public function testGetData(): void
+    {
+        $data = $this->request->getData();
+
+        $this->assertSame([], $data);
+    }
+
+    public function testSendSuccess(): void
+    {
+        $this->setMockHttpResponse('TestAccessSuccess.txt');
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(TestAccessResponse::class, $response);
+        $this->assertTrue($response->isSuccessful());
+        $this->assertSame(Response::HTTP_OK, $response->getCode());
+        $this->assertSame('', $response->getMessage());
+    }
+
+    public function testSendAuthFailure()
+    {
+        $this->setMockHttpResponse('TestAccessAuthFailure.txt');
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(TestAccessResponse::class, $response);
+        $this->assertFalse($response->isSuccessful());
+        $this->assertSame(Response::HTTP_UNAUTHORIZED, $response->getCode());
+        $this->assertSame('Incorrect authentication', $response->getMessage());
+    }
+
+    public function testSendInvalidDataFailure()
+    {
+        $this->setMockHttpResponse('TestAccessInvalidDataFailure.txt');
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(TestAccessResponse::class, $response);
+        $this->assertFalse($response->isSuccessful());
+        $this->assertSame(Response::HTTP_BAD_REQUEST, $response->getCode());
+        $this->assertSame('Invalid input data', $response->getMessage());
+    }
+}
diff --git a/tests/Mock/TestAccessAuthFailure.txt b/tests/Mock/TestAccessAuthFailure.txt
new file mode 100644
index 0000000..86a8031
--- /dev/null
+++ b/tests/Mock/TestAccessAuthFailure.txt
@@ -0,0 +1,16 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 20 May 2022 17:00:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+  "error": "Incorrect authentication",
+  "code": 401
+}
diff --git a/tests/Mock/TestAccessInvalidDataFailure.txt b/tests/Mock/TestAccessInvalidDataFailure.txt
new file mode 100644
index 0000000..6b02668
--- /dev/null
+++ b/tests/Mock/TestAccessInvalidDataFailure.txt
@@ -0,0 +1,16 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 20 May 2022 17:00:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+    "error": "Invalid input data",
+    "code": 400
+}
diff --git a/tests/Mock/TestAccessSuccess.txt b/tests/Mock/TestAccessSuccess.txt
new file mode 100644
index 0000000..4f70800
--- /dev/null
+++ b/tests/Mock/TestAccessSuccess.txt
@@ -0,0 +1,16 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 20 May 2022 17:00:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+    "data": true,
+    "error": ""
+}

From ad009c18ef068f67bd5df206fbe0b67151fe32df Mon Sep 17 00:00:00 2001
From: Piotr Synowiec <psynowiec@gmail.com>
Date: Fri, 20 May 2022 16:58:49 +0200
Subject: [PATCH 2/4] additional-tests: Methods tests

---
 src/Message/AbstractResponse.php      |  16 +
 tests/Message/MethodsRequestTest.php  |  86 ++++
 tests/Mock/MethodsAuthFailure.txt     |  16 +
 tests/Mock/MethodsNotFoundFailure.txt |  16 +
 tests/Mock/MethodsSuccess.txt         | 663 ++++++++++++++++++++++++++
 5 files changed, 797 insertions(+)
 create mode 100644 tests/Message/MethodsRequestTest.php
 create mode 100644 tests/Mock/MethodsAuthFailure.txt
 create mode 100644 tests/Mock/MethodsNotFoundFailure.txt
 create mode 100644 tests/Mock/MethodsSuccess.txt

diff --git a/src/Message/AbstractResponse.php b/src/Message/AbstractResponse.php
index 0d65ea5..4b776dc 100644
--- a/src/Message/AbstractResponse.php
+++ b/src/Message/AbstractResponse.php
@@ -24,6 +24,14 @@ public function getCode(): int
             return (int) $this->data['code'];
         }
 
+        if (
+            ! isset($this->data['code'])
+            && isset($this->data['responseCode'])
+            && 0 !== (int) $this->data['responseCode']
+        ) {
+            return (int) $this->data['responseCode'];
+        }
+
         return Response::HTTP_OK;
     }
 
@@ -36,6 +44,14 @@ public function getMessage()
             return $this->data['error'];
         }
 
+        if (
+            Response::HTTP_NOT_FOUND === $this->getCode()
+            && isset($this->data['data'])
+            && ! is_array($this->data['data'])
+            ) {
+            return $this->data['data'];
+        }
+
         return '';
     }
 
diff --git a/tests/Message/MethodsRequestTest.php b/tests/Message/MethodsRequestTest.php
new file mode 100644
index 0000000..b90aa1f
--- /dev/null
+++ b/tests/Message/MethodsRequestTest.php
@@ -0,0 +1,86 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Message;
+
+use Omnipay\Przelewy24\Message\MethodsRequest;
+use Omnipay\Przelewy24\Message\MethodsResponse;
+use Omnipay\Tests\TestCase;
+use Symfony\Component\HttpFoundation\Response;
+
+class MethodsRequestTest extends TestCase
+{
+    /**
+     * @var MethodsRequest
+     */
+    private $request;
+
+    public function setUp()
+    {
+        $this->request = new MethodsRequest($this->getHttpClient(), $this->getHttpRequest());
+        $this->request->initialize([
+            "lang" => "en",
+        ]);
+    }
+
+    public function testGetData(): void
+    {
+        $data = $this->request->getData();
+
+        $this->assertSame('en', $data['lang']);
+    }
+
+    public function testSendSuccess(): void
+    {
+        $this->setMockHttpResponse('MethodsSuccess.txt');
+        /** @var MethodsResponse $response */
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(MethodsResponse::class, $response);
+        $this->assertTrue($response->isSuccessful());
+        $this->assertSame(Response::HTTP_OK, $response->getCode());
+        $this->assertSame('', $response->getMessage());
+        $this->assertCount(43, $response->getMethods());
+
+        $method = $response->getMethods()[0];
+
+        $this->assertSame('Przelew z BPH', $method['name']);
+        $this->assertSame(35, $method['id']);
+        $this->assertSame('FastTransfers', $method['group']);
+        $this->assertSame('FastTransfers', $method['subgroup']);
+        $this->assertSame(true, $method['status']);
+        $this->assertSame('https://static.przelewy24.pl/payment-form-logo/svg/35', $method['imgUrl']);
+        $this->assertSame(
+            'https://static.przelewy24.pl/payment-form-logo/svg/mobile/35',
+            $method['mobileImgUrl']
+        );
+        $this->assertSame(true, $method['mobile']);
+        $this->assertCount(3, $method['availabilityHours']);
+        $this->assertSame('08-20', $method['availabilityHours']['mondayToFriday']);
+        $this->assertSame('unavailable', $method['availabilityHours']['saturday']);
+        $this->assertSame('unavailable', $method['availabilityHours']['sunday']);
+    }
+
+    public function testSendAuthFailure()
+    {
+        $this->setMockHttpResponse('MethodsAuthFailure.txt');
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(MethodsResponse::class, $response);
+        $this->assertFalse($response->isSuccessful());
+        $this->assertSame(Response::HTTP_UNAUTHORIZED, $response->getCode());
+        $this->assertSame('Incorrect authentication', $response->getMessage());
+    }
+
+    public function testSendNotFoundFailure()
+    {
+        $this->setMockHttpResponse('MethodsNotFoundFailure.txt');
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(MethodsResponse::class, $response);
+        $this->assertFalse($response->isSuccessful());
+        $this->assertSame(Response::HTTP_NOT_FOUND, $response->getCode());
+        $this->assertSame('Payment methods not found', $response->getMessage());
+    }
+}
diff --git a/tests/Mock/MethodsAuthFailure.txt b/tests/Mock/MethodsAuthFailure.txt
new file mode 100644
index 0000000..86a8031
--- /dev/null
+++ b/tests/Mock/MethodsAuthFailure.txt
@@ -0,0 +1,16 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 20 May 2022 17:00:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+  "error": "Incorrect authentication",
+  "code": 401
+}
diff --git a/tests/Mock/MethodsNotFoundFailure.txt b/tests/Mock/MethodsNotFoundFailure.txt
new file mode 100644
index 0000000..a1e1939
--- /dev/null
+++ b/tests/Mock/MethodsNotFoundFailure.txt
@@ -0,0 +1,16 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 20 May 2022 17:00:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+    "data": "Payment methods not found",
+    "responseCode": 404
+}
diff --git a/tests/Mock/MethodsSuccess.txt b/tests/Mock/MethodsSuccess.txt
new file mode 100644
index 0000000..955e32d
--- /dev/null
+++ b/tests/Mock/MethodsSuccess.txt
@@ -0,0 +1,663 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 20 May 2022 17:00:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+    "data": [
+        {
+            "name": "Przelew z BPH",
+            "id": 35,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/35",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/35",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "08-20",
+                "saturday": "unavailable",
+                "sunday": "unavailable"
+            }
+        },
+        {
+            "name": "Credit Agricole",
+            "id": 45,
+            "group": "eTransfer",
+            "subgroup": "eTransfer",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/45",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/45",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Toyota Bank",
+            "id": 64,
+            "group": "eTransfer",
+            "subgroup": "eTransfer",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/64",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/64",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Allianz Bank",
+            "id": 68,
+            "group": "eTransfer",
+            "subgroup": "eTransfer",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/68",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/68",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "08-18",
+                "saturday": "unavailable",
+                "sunday": "unavailable"
+            }
+        },
+        {
+            "name": "Volkswagen Bank",
+            "id": 69,
+            "group": "eTransfer",
+            "subgroup": "eTransfer",
+            "status": false,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/69",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/69",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "07-24",
+                "saturday": "unavailable",
+                "sunday": "unavailable"
+            }
+        },
+        {
+            "name": "Polbank",
+            "id": 82,
+            "group": "eTransfer",
+            "subgroup": "eTransfer",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/82",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/82",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "unavailable",
+                "sunday": "unavailable"
+            }
+        },
+        {
+            "name": "Bank Millennium",
+            "id": 85,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/85",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/85",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "05-22",
+                "saturday": "05-22",
+                "sunday": "unavailable"
+            }
+        },
+        {
+            "name": "SkyCash",
+            "id": 87,
+            "group": "Wallet",
+            "subgroup": "Wallet",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/87",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/87",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Euro Bank",
+            "id": 94,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/94",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/94",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "mPay",
+            "id": 97,
+            "group": "Wallet",
+            "subgroup": "Wallet",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/97",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/97",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Pay with BOŚ",
+            "id": 99,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/99",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/99",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Raiffeisen Bank PBL",
+            "id": 102,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/102",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/102",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "DnB Nord",
+            "id": 103,
+            "group": "eTransfer",
+            "subgroup": "eTransfer",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/103",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/103",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "08-18",
+                "saturday": "unavailable",
+                "sunday": "unavailable"
+            }
+        },
+        {
+            "name": "E-SKOK",
+            "id": 105,
+            "group": "eTransfer",
+            "subgroup": "eTransfer",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/105",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/105",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "db Transfer",
+            "id": 110,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/110",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/110",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Pay with CitiHandlowy",
+            "id": 119,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/119",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/119",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "T-Mobile Usługi Bankowe",
+            "id": 121,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/121",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/121",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Alior - Raty",
+            "id": 129,
+            "group": "Installments",
+            "subgroup": "Installments",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/129",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/129",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Pay with Plus Bank",
+            "id": 131,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/131",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/131",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Pay with IKO",
+            "id": 135,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/135",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/135",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "mBank - Raty",
+            "id": 136,
+            "group": "Installments",
+            "subgroup": "Installments",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/136",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/136",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "e-transfer Pocztowy24",
+            "id": 141,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/141",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/141",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Banki Spółdzielcze",
+            "id": 143,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/143",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/143",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Podkarpacki BS",
+            "id": 144,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/144",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/144",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Getin Bank",
+            "id": 153,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/153",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/153",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "BLIK - PSP",
+            "id": 154,
+            "group": "Blik",
+            "subgroup": "Blik",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/154",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/154",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Noble Pay",
+            "id": 158,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/158",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/158",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "eBGŻ",
+            "id": 160,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/160",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/160",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Pay with IdeaBank",
+            "id": 161,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/161",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/161",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Pay in Żabka",
+            "id": 176,
+            "group": "eTransfer",
+            "subgroup": "eTransfer",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/176",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/176",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Use prepayment",
+            "id": 177,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/177",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/177",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": true,
+                "saturday": true,
+                "sunday": true
+            }
+        },
+        {
+            "name": "Manual transfer",
+            "id": 178,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/178",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/178",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": true,
+                "saturday": true,
+                "sunday": true
+            }
+        },
+        {
+            "name": "Credit Card",
+            "id": 218,
+            "group": "Credit Card",
+            "subgroup": "Credit Card",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/218",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/218",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "NestPrzelew",
+            "id": 222,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/222",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/222",
+            "mobile": false,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Google Pay",
+            "id": 229,
+            "group": "TraditionalTransfer",
+            "subgroup": "TraditionalTransfer",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/229",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/229",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "P24NOW LIMIT - pay later or installments",
+            "id": 266,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/266",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/266",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "mBank",
+            "id": 270,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/270",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/270",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "ING Bank Śląski",
+            "id": 271,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/271",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/271",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Bank Pekao S.A.",
+            "id": 273,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/273",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/273",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "PKO BP",
+            "id": 274,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/274",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/274",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Santander",
+            "id": 275,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/275",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/275",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Inteligo",
+            "id": 279,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/279",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/279",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        },
+        {
+            "name": "Alior",
+            "id": 280,
+            "group": "FastTransfers",
+            "subgroup": "FastTransfers",
+            "status": true,
+            "imgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/280",
+            "mobileImgUrl": "https://static.przelewy24.pl/payment-form-logo/svg/mobile/280",
+            "mobile": true,
+            "availabilityHours": {
+                "mondayToFriday": "00-24",
+                "saturday": "00-24",
+                "sunday": "00-24"
+            }
+        }
+    ],
+    "agreements": [],
+    "responseCode": 0
+}

From 3f6408380e09a4643eb3de13457d5b5aec281ce7 Mon Sep 17 00:00:00 2001
From: Piotr Synowiec <mysiar@users.noreply.github.com>
Date: Sat, 21 May 2022 17:36:28 +0200
Subject: [PATCH 3/4] [/api/v1/card/chargeWith3ds] (#22)

* card-chargeWith3ds: update README

* card-chargeWith3ds: method with no tests

* card-chargeWith3ds: tests
---
 README.md                                     |  1 +
 src/Message/CardCharge3dsRequest.php          | 26 ++++++++
 src/Message/CardCharge3dsResponse.php         | 30 +++++++++
 src/Message/TestAccessResponse.php            | 19 ++++++
 tests/Message/CardCharge3dsRequestTest.php    | 66 +++++++++++++++++++
 tests/Message/TestAccessRequestTest.php       |  3 +
 tests/Mock/CardCharge3dsAuthFailure.txt       | 16 +++++
 .../Mock/CardCharge3dsInvalidDataFailure.txt  | 16 +++++
 tests/Mock/CardCharge3dsSuccess.txt           | 18 +++++
 tests/Mock/CardChargeAuthFailure.txt          |  2 +-
 tests/Mock/CardChargeInvalidDataFailure.txt   |  2 +-
 tests/Mock/CardChargeSuccess.txt              |  2 +-
 tests/Mock/CardInfoAuthFailure.txt            |  2 +-
 tests/Mock/CardInfoInvalidDataFailure.txt     |  2 +-
 tests/Mock/CardInfoNotFoundFailure.txt        |  2 +-
 tests/Mock/CardInfoSuccess.txt                |  2 +-
 tests/Mock/CardPayAuthFailure.txt             |  2 +-
 tests/Mock/CardPayInvalidDataFailure.txt      |  2 +-
 tests/Mock/CardPaySuccess.txt                 |  2 +-
 tests/Mock/CardPayUnableToPayFailure.txt      |  2 +-
 tests/Mock/MethodsAuthFailure.txt             |  2 +-
 tests/Mock/MethodsNotFoundFailure.txt         |  2 +-
 tests/Mock/MethodsSuccess.txt                 |  2 +-
 tests/Mock/PurchaseInfoAuthFailure.txt        |  2 +-
 tests/Mock/PurchaseInfoInvalidDataFailure.txt |  2 +-
 tests/Mock/PurchaseInfoNotFound.txt           |  2 +-
 tests/Mock/PurchaseInfoNotFoundFailure.txt    |  2 +-
 tests/Mock/PurchaseInfoSuccess.txt            |  2 +-
 tests/Mock/TestAccessAuthFailure.txt          |  2 +-
 tests/Mock/TestAccessInvalidDataFailure.txt   |  2 +-
 tests/Mock/TestAccessSuccess.txt              |  2 +-
 31 files changed, 217 insertions(+), 22 deletions(-)
 create mode 100644 src/Message/CardCharge3dsRequest.php
 create mode 100644 src/Message/CardCharge3dsResponse.php
 create mode 100644 tests/Message/CardCharge3dsRequestTest.php
 create mode 100644 tests/Mock/CardCharge3dsAuthFailure.txt
 create mode 100644 tests/Mock/CardCharge3dsInvalidDataFailure.txt
 create mode 100644 tests/Mock/CardCharge3dsSuccess.txt

diff --git a/README.md b/README.md
index c287175..1806fb1 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,7 @@
 | /api/v1/card/info                | cardInfo         |
 | /api/v1/card/pay                 | cardPay          |
 | /api/v1/card/charge              | cardCharge       |
+| /api/v1/card/chargeWith3ds       | cardCharge3ds    |
 
 ## Install
 
diff --git a/src/Message/CardCharge3dsRequest.php b/src/Message/CardCharge3dsRequest.php
new file mode 100644
index 0000000..894a820
--- /dev/null
+++ b/src/Message/CardCharge3dsRequest.php
@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Omnipay\Przelewy24\Message;
+
+class CardCharge3dsRequest extends AbstractRequest
+{
+    public function getData(): array
+    {
+        $this->validate('token');
+
+        return [
+            'token' => $this->getToken(),
+        ];
+    }
+
+    public function sendData($data): CardCharge3dsResponse
+    {
+        $httpResponse = $this->sendRequest('POST', 'card/chargeWith3ds', $data);
+
+        $responseData = json_decode($httpResponse->getBody()->getContents(), true);
+
+        return $this->response = new CardCharge3dsResponse($this, $responseData);
+    }
+}
diff --git a/src/Message/CardCharge3dsResponse.php b/src/Message/CardCharge3dsResponse.php
new file mode 100644
index 0000000..84f6e6f
--- /dev/null
+++ b/src/Message/CardCharge3dsResponse.php
@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Omnipay\Przelewy24\Message;
+
+use Omnipay\Common\Message\RequestInterface;
+
+class CardCharge3dsResponse extends AbstractResponse
+{
+    /**
+     * @var null|string
+     */
+    private $transactionId = null;
+
+    public function __construct(RequestInterface $request, $data)
+    {
+        parent::__construct($request, $data);
+        if (isset($data['data'])) {
+            if (isset($data['data']['orderId'])) {
+                $this->transactionId = (string) $data['data']['orderId'];
+            }
+        }
+    }
+
+    public function getTransactionId(): ?string
+    {
+        return $this->transactionId;
+    }
+}
diff --git a/src/Message/TestAccessResponse.php b/src/Message/TestAccessResponse.php
index 5d9f3bc..d34b184 100644
--- a/src/Message/TestAccessResponse.php
+++ b/src/Message/TestAccessResponse.php
@@ -4,6 +4,25 @@
 
 namespace Omnipay\Przelewy24\Message;
 
+use Omnipay\Common\Message\RequestInterface;
+
 class TestAccessResponse extends AbstractResponse
 {
+    /**
+     * @var bool
+     */
+    private $test = false;
+
+    public function __construct(RequestInterface $request, $data)
+    {
+        parent::__construct($request, $data);
+        if (isset($data['data'])) {
+            $this->test = $data['data'];
+        }
+    }
+
+    public function getTest(): bool
+    {
+        return $this->test;
+    }
 }
diff --git a/tests/Message/CardCharge3dsRequestTest.php b/tests/Message/CardCharge3dsRequestTest.php
new file mode 100644
index 0000000..b706979
--- /dev/null
+++ b/tests/Message/CardCharge3dsRequestTest.php
@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Message;
+
+use Omnipay\Przelewy24\Message\CardCharge3dsRequest;
+use Omnipay\Przelewy24\Message\CardCharge3dsResponse;
+use Omnipay\Tests\TestCase;
+use Symfony\Component\HttpFoundation\Response;
+
+class CardCharge3dsRequestTest extends TestCase
+{
+    /**
+     * @var CardCharge3dsRequest
+     */
+    private $request;
+
+    public function setUp()
+    {
+        $this->request = new CardCharge3dsRequest($this->getHttpClient(), $this->getHttpRequest());
+        $this->request->initialize([
+            "token" => "29fa01f8-6bb8-4187-9fb0-ec6e1a62a731",
+        ]);
+    }
+
+    public function testGetData(): void
+    {
+        $data = $this->request->getData();
+
+        $this->assertSame('29fa01f8-6bb8-4187-9fb0-ec6e1a62a731', $data['token']);
+    }
+
+    public function testSendSuccess()
+    {
+        $this->setMockHttpResponse('CardCharge3dsSuccess.txt');
+        /** @var CardCharge3dsResponse $response */
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(CardCharge3dsResponse::class, $response);
+        $this->assertTrue($response->isSuccessful());
+        $this->assertSame('1234567890123', $response->getTransactionId());
+    }
+
+    public function testSendAuthFailure()
+    {
+        $this->setMockHttpResponse('CardCharge3dsAuthFailure.txt');
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(CardCharge3dsResponse::class, $response);
+        $this->assertFalse($response->isSuccessful());
+        $this->assertSame(Response::HTTP_UNAUTHORIZED, $response->getCode());
+        $this->assertSame('Incorrect authentication', $response->getMessage());
+    }
+
+    public function testSendInvalidDataFailure()
+    {
+        $this->setMockHttpResponse('CardCharge3dsInvalidDataFailure.txt');
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(CardCharge3dsResponse::class, $response);
+        $this->assertFalse($response->isSuccessful());
+        $this->assertSame(Response::HTTP_BAD_REQUEST, $response->getCode());
+        $this->assertSame('Invalid input data', $response->getMessage());
+    }
+}
diff --git a/tests/Message/TestAccessRequestTest.php b/tests/Message/TestAccessRequestTest.php
index e7e469c..909e799 100644
--- a/tests/Message/TestAccessRequestTest.php
+++ b/tests/Message/TestAccessRequestTest.php
@@ -38,6 +38,7 @@ public function testSendSuccess(): void
         $this->assertTrue($response->isSuccessful());
         $this->assertSame(Response::HTTP_OK, $response->getCode());
         $this->assertSame('', $response->getMessage());
+        $this->assertTrue($response->getTest());
     }
 
     public function testSendAuthFailure()
@@ -49,6 +50,7 @@ public function testSendAuthFailure()
         $this->assertFalse($response->isSuccessful());
         $this->assertSame(Response::HTTP_UNAUTHORIZED, $response->getCode());
         $this->assertSame('Incorrect authentication', $response->getMessage());
+        $this->assertFalse($response->getTest());
     }
 
     public function testSendInvalidDataFailure()
@@ -60,5 +62,6 @@ public function testSendInvalidDataFailure()
         $this->assertFalse($response->isSuccessful());
         $this->assertSame(Response::HTTP_BAD_REQUEST, $response->getCode());
         $this->assertSame('Invalid input data', $response->getMessage());
+        $this->assertFalse($response->getTest());
     }
 }
diff --git a/tests/Mock/CardCharge3dsAuthFailure.txt b/tests/Mock/CardCharge3dsAuthFailure.txt
new file mode 100644
index 0000000..d09b56b
--- /dev/null
+++ b/tests/Mock/CardCharge3dsAuthFailure.txt
@@ -0,0 +1,16 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 21 May 2022 16:40:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+  "error": "Incorrect authentication",
+  "code": 401
+}
diff --git a/tests/Mock/CardCharge3dsInvalidDataFailure.txt b/tests/Mock/CardCharge3dsInvalidDataFailure.txt
new file mode 100644
index 0000000..ab1eefb
--- /dev/null
+++ b/tests/Mock/CardCharge3dsInvalidDataFailure.txt
@@ -0,0 +1,16 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 21 May 2022 16:40:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+  "error": "Invalid input data",
+  "code": 400
+}
diff --git a/tests/Mock/CardCharge3dsSuccess.txt b/tests/Mock/CardCharge3dsSuccess.txt
new file mode 100644
index 0000000..8550867
--- /dev/null
+++ b/tests/Mock/CardCharge3dsSuccess.txt
@@ -0,0 +1,18 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 21 May 2022 16:40:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+    "data": {
+        "orderId": 1234567890123
+    },
+    "responseCode": 0
+}
diff --git a/tests/Mock/CardChargeAuthFailure.txt b/tests/Mock/CardChargeAuthFailure.txt
index 188b2a2..0221e62 100644
--- a/tests/Mock/CardChargeAuthFailure.txt
+++ b/tests/Mock/CardChargeAuthFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 07:00:00 GMT
+Date: Fri, 20 May 2022 07:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/CardChargeInvalidDataFailure.txt b/tests/Mock/CardChargeInvalidDataFailure.txt
index 51f71e3..feef55f 100644
--- a/tests/Mock/CardChargeInvalidDataFailure.txt
+++ b/tests/Mock/CardChargeInvalidDataFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 07:00:00 GMT
+Date: Fri, 20 May 2022 07:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/CardChargeSuccess.txt b/tests/Mock/CardChargeSuccess.txt
index bc2d170..dd40edf 100644
--- a/tests/Mock/CardChargeSuccess.txt
+++ b/tests/Mock/CardChargeSuccess.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 07:00:00 GMT
+Date: Fri, 20 May 2022 07:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/CardInfoAuthFailure.txt b/tests/Mock/CardInfoAuthFailure.txt
index 649f956..6b7051e 100644
--- a/tests/Mock/CardInfoAuthFailure.txt
+++ b/tests/Mock/CardInfoAuthFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 17 May 2022 17:00:00 GMT
+Date: Tue, 17 May 2022 17:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/CardInfoInvalidDataFailure.txt b/tests/Mock/CardInfoInvalidDataFailure.txt
index e4fb5fc..d2992ff 100644
--- a/tests/Mock/CardInfoInvalidDataFailure.txt
+++ b/tests/Mock/CardInfoInvalidDataFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 17 May 2022 17:00:00 GMT
+Date: Tue, 17 May 2022 17:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/CardInfoNotFoundFailure.txt b/tests/Mock/CardInfoNotFoundFailure.txt
index a6b1905..748a131 100644
--- a/tests/Mock/CardInfoNotFoundFailure.txt
+++ b/tests/Mock/CardInfoNotFoundFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 17 May 2022 17:00:00 GMT
+Date: Tue, 17 May 2022 17:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/CardInfoSuccess.txt b/tests/Mock/CardInfoSuccess.txt
index 5124528..e1bbc59 100644
--- a/tests/Mock/CardInfoSuccess.txt
+++ b/tests/Mock/CardInfoSuccess.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 17 May 2022 17:00:00 GMT
+Date: Tue, 17 May 2022 17:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/CardPayAuthFailure.txt b/tests/Mock/CardPayAuthFailure.txt
index 188b2a2..0221e62 100644
--- a/tests/Mock/CardPayAuthFailure.txt
+++ b/tests/Mock/CardPayAuthFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 07:00:00 GMT
+Date: Fri, 20 May 2022 07:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/CardPayInvalidDataFailure.txt b/tests/Mock/CardPayInvalidDataFailure.txt
index 51f71e3..feef55f 100644
--- a/tests/Mock/CardPayInvalidDataFailure.txt
+++ b/tests/Mock/CardPayInvalidDataFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 07:00:00 GMT
+Date: Fri, 20 May 2022 07:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/CardPaySuccess.txt b/tests/Mock/CardPaySuccess.txt
index a2d196f..1a01bec 100644
--- a/tests/Mock/CardPaySuccess.txt
+++ b/tests/Mock/CardPaySuccess.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 07:00:00 GMT
+Date: Fri, 20 May 2022 07:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/CardPayUnableToPayFailure.txt b/tests/Mock/CardPayUnableToPayFailure.txt
index b2c2852..0c73c8e 100644
--- a/tests/Mock/CardPayUnableToPayFailure.txt
+++ b/tests/Mock/CardPayUnableToPayFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 07:00:00 GMT
+Date: Fri, 20 May 2022 07:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/MethodsAuthFailure.txt b/tests/Mock/MethodsAuthFailure.txt
index 86a8031..525fd8d 100644
--- a/tests/Mock/MethodsAuthFailure.txt
+++ b/tests/Mock/MethodsAuthFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 17:00:00 GMT
+Date: Fri, 20 May 2022 17:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/MethodsNotFoundFailure.txt b/tests/Mock/MethodsNotFoundFailure.txt
index a1e1939..7b17125 100644
--- a/tests/Mock/MethodsNotFoundFailure.txt
+++ b/tests/Mock/MethodsNotFoundFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 17:00:00 GMT
+Date: Fri, 20 May 2022 17:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/MethodsSuccess.txt b/tests/Mock/MethodsSuccess.txt
index 955e32d..9cad84b 100644
--- a/tests/Mock/MethodsSuccess.txt
+++ b/tests/Mock/MethodsSuccess.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 17:00:00 GMT
+Date: Fri, 20 May 2022 17:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/PurchaseInfoAuthFailure.txt b/tests/Mock/PurchaseInfoAuthFailure.txt
index dcd3fbf..2a1fa41 100644
--- a/tests/Mock/PurchaseInfoAuthFailure.txt
+++ b/tests/Mock/PurchaseInfoAuthFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 201 Created
 Server: nginx/1.4.4
-Date: Sat, 16 May 2022 17:30:00 GMT
+Date: Mon, 16 May 2022 17:30:00 GMT
 Content-Type: application/json; charset=utf-8
 Connection: keep-alive
 Cache-Control: no-cache, no-store
diff --git a/tests/Mock/PurchaseInfoInvalidDataFailure.txt b/tests/Mock/PurchaseInfoInvalidDataFailure.txt
index 4383bc8..1a64383 100644
--- a/tests/Mock/PurchaseInfoInvalidDataFailure.txt
+++ b/tests/Mock/PurchaseInfoInvalidDataFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 201 Created
 Server: nginx/1.4.4
-Date: Sat, 16 May 2022 17:30:00 GMT
+Date: Mon, 16 May 2022 17:30:00 GMT
 Content-Type: application/json; charset=utf-8
 Connection: keep-alive
 Cache-Control: no-cache, no-store
diff --git a/tests/Mock/PurchaseInfoNotFound.txt b/tests/Mock/PurchaseInfoNotFound.txt
index 32b458e..9e504f8 100644
--- a/tests/Mock/PurchaseInfoNotFound.txt
+++ b/tests/Mock/PurchaseInfoNotFound.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 201 Created
 Server: nginx/1.4.4
-Date: Sat, 16 May 2022 17:30:00 GMT
+Date: Mon, 16 May 2022 17:30:00 GMT
 Content-Type: application/json; charset=utf-8
 Connection: keep-alive
 Cache-Control: no-cache, no-store
diff --git a/tests/Mock/PurchaseInfoNotFoundFailure.txt b/tests/Mock/PurchaseInfoNotFoundFailure.txt
index 32b458e..9e504f8 100644
--- a/tests/Mock/PurchaseInfoNotFoundFailure.txt
+++ b/tests/Mock/PurchaseInfoNotFoundFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 201 Created
 Server: nginx/1.4.4
-Date: Sat, 16 May 2022 17:30:00 GMT
+Date: Mon, 16 May 2022 17:30:00 GMT
 Content-Type: application/json; charset=utf-8
 Connection: keep-alive
 Cache-Control: no-cache, no-store
diff --git a/tests/Mock/PurchaseInfoSuccess.txt b/tests/Mock/PurchaseInfoSuccess.txt
index 9f21937..eb4305c 100644
--- a/tests/Mock/PurchaseInfoSuccess.txt
+++ b/tests/Mock/PurchaseInfoSuccess.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 201 Created
 Server: nginx/1.4.4
-Date: Sat, 16 May 2022 17:30:00 GMT
+Date: Mon, 16 May 2022 17:30:00 GMT
 Content-Type: application/json; charset=utf-8
 Connection: keep-alive
 Cache-Control: no-cache, no-store
diff --git a/tests/Mock/TestAccessAuthFailure.txt b/tests/Mock/TestAccessAuthFailure.txt
index 86a8031..525fd8d 100644
--- a/tests/Mock/TestAccessAuthFailure.txt
+++ b/tests/Mock/TestAccessAuthFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 17:00:00 GMT
+Date: Fri, 20 May 2022 17:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/TestAccessInvalidDataFailure.txt b/tests/Mock/TestAccessInvalidDataFailure.txt
index 6b02668..8595803 100644
--- a/tests/Mock/TestAccessInvalidDataFailure.txt
+++ b/tests/Mock/TestAccessInvalidDataFailure.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 17:00:00 GMT
+Date: Fri, 20 May 2022 17:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive
diff --git a/tests/Mock/TestAccessSuccess.txt b/tests/Mock/TestAccessSuccess.txt
index 4f70800..4a27f28 100644
--- a/tests/Mock/TestAccessSuccess.txt
+++ b/tests/Mock/TestAccessSuccess.txt
@@ -1,6 +1,6 @@
 HTTP/1.1 422 Unprocessable Entity
 Server: nginx/1.4.4
-Date: Sat, 20 May 2022 17:00:00 GMT
+Date: Fri, 20 May 2022 17:00:00 GMT
 Content-Type: application/json; charset=utf-8
 Content-Length: 101
 Connection: keep-alive

From 14e7dba0df283cab7e5385a443311907271d16c3 Mon Sep 17 00:00:00 2001
From: Piotr Synowiec <mysiar@users.noreply.github.com>
Date: Sat, 21 May 2022 18:10:53 +0200
Subject: [PATCH 4/4] [/api/v1/transaction/registerOffline] (#23)

* transaction-registerOffline: update README

* transaction-registerOffline: request, object, tests & some code clean up
---
 README.md                                     | 27 +++---
 ecs.php                                       |  1 +
 src/Gateway.php                               | 16 ++++
 src/Message/AbstractRequest.php               |  5 +-
 src/Message/AbstractResponse.php              |  5 +-
 src/Message/CardChargeResponse.php            |  2 +-
 src/Message/CardInfoResponse.php              |  4 +-
 src/Message/CardPayResponse.php               |  4 +-
 src/Message/MethodsRequest.php                |  3 +-
 src/Message/PurchaseInfoResponse.php          |  6 +-
 src/Message/PurchaseOfflineRequest.php        | 26 ++++++
 src/Message/PurchaseOfflineResponse.php       | 30 +++++++
 src/Message/PurchaseRequest.php               |  2 +-
 src/Message/RefundsRequest.php                | 13 +--
 src/Message/RefundsResponse.php               |  2 +-
 src/Message/TestAccessRequest.php             |  1 +
 tests-api/GatewayTest.php                     |  7 +-
 tests/GatewayTest.php                         | 51 +++++++----
 tests/Message/CardChargeRequestTest.php       | 10 +--
 tests/Message/CardInfoRequestTest.php         | 10 +--
 tests/Message/CardPayRequestTest.php          | 20 ++---
 tests/Message/CompletePurchaseRequestTest.php |  8 +-
 tests/Message/MethodsRequestTest.php          |  8 +-
 tests/Message/PurchaseInfoRequestTest.php     | 12 +--
 tests/Message/PurchaseOfflineRequestTest.php  | 86 +++++++++++++++++++
 tests/Message/PurchaseRequestTest.php         | 20 +++--
 tests/Message/RefundsRequestTest.php          | 13 ++-
 tests/Message/TestAccessRequestTest.php       |  6 +-
 tests/Mock/PurchaseOfflineAuthFailure.txt     | 16 ++++
 .../PurchaseOfflineInvalidDataFailure.txt     | 16 ++++
 tests/Mock/PurchaseOfflineSuccess.txt         | 20 +++++
 .../PurchaseOfflineUnableToCreateFailure.txt  | 16 ++++
 32 files changed, 358 insertions(+), 108 deletions(-)
 create mode 100644 src/Message/PurchaseOfflineRequest.php
 create mode 100644 src/Message/PurchaseOfflineResponse.php
 create mode 100644 tests/Message/PurchaseOfflineRequestTest.php
 create mode 100644 tests/Mock/PurchaseOfflineAuthFailure.txt
 create mode 100644 tests/Mock/PurchaseOfflineInvalidDataFailure.txt
 create mode 100644 tests/Mock/PurchaseOfflineSuccess.txt
 create mode 100644 tests/Mock/PurchaseOfflineUnableToCreateFailure.txt

diff --git a/README.md b/README.md
index 1806fb1..d77ffed 100644
--- a/README.md
+++ b/README.md
@@ -13,18 +13,19 @@
 
 ## API endpoints implemented
 
-| API endpoint                     | Gateway method   |
-|:---------------------------------|:-----------------|
-| /api/v1/testAccess               | testAccess       |
-| /api/v1/payment/methods          | methods          |
-| /api/v1/transaction/register     | purchase         |
-| /api/v1/transaction/verify       | completePurchase |
-| /api/v1/transaction/refund       | refund           |
-| /api/v1/transaction/by/sessionId | purchaseInfo     |
-| /api/v1/card/info                | cardInfo         |
-| /api/v1/card/pay                 | cardPay          |
-| /api/v1/card/charge              | cardCharge       |
-| /api/v1/card/chargeWith3ds       | cardCharge3ds    |
+| API endpoint                        | Gateway method   |
+|:------------------------------------|:-----------------|
+| /api/v1/testAccess                  | testAccess       |
+| /api/v1/payment/methods             | methods          |
+| /api/v1/transaction/register        | purchase         |
+| /api/v1/transaction/verify          | completePurchase |
+| /api/v1/transaction/refund          | refund           |
+| /api/v1/transaction/by/sessionId    | purchaseInfo     |
+| /api/v1/card/info                   | cardInfo         |
+| /api/v1/card/pay                    | cardPay          |
+| /api/v1/card/charge                 | cardCharge       |
+| /api/v1/card/chargeWith3ds          | cardCharge3ds    |
+| /api/v1/transaction/registerOffline | purchaseOffline  |
 
 ## Install
 
@@ -40,7 +41,7 @@ The following gateways are provided by this package:
 
 * Przelewy24
 
-Reference official documentation https://developers.przelewy24.pl/index.php
+Reference official documentation https://developers.przelewy24.pl/index.php?en
 
 ## Example
 
diff --git a/ecs.php b/ecs.php
index 0d9592a..160ac3a 100644
--- a/ecs.php
+++ b/ecs.php
@@ -22,6 +22,7 @@
         ]]);
 
     $ecsConfig->import(SetList::SPACES);
+    $ecsConfig->import(SetList::STRICT);
     $ecsConfig->import(SetList::ARRAY);
     $ecsConfig->import(SetList::DOCBLOCK);
     $ecsConfig->import(SetList::PSR_12);
diff --git a/src/Gateway.php b/src/Gateway.php
index 3d8c5f8..570c48b 100644
--- a/src/Gateway.php
+++ b/src/Gateway.php
@@ -12,6 +12,7 @@
 use Omnipay\Przelewy24\Message\CompletePurchaseRequest;
 use Omnipay\Przelewy24\Message\MethodsRequest;
 use Omnipay\Przelewy24\Message\PurchaseInfoRequest;
+use Omnipay\Przelewy24\Message\PurchaseOfflineRequest;
 use Omnipay\Przelewy24\Message\PurchaseRequest;
 use Omnipay\Przelewy24\Message\RefundsRequest;
 use Omnipay\Przelewy24\Message\TestAccessRequest;
@@ -130,6 +131,7 @@ public function methods(string $lang = 'en'): MethodsRequest
 
     /**
      * @param string[] $options
+     *
      * @return AbstractRequest|PurchaseRequest
      */
     public function purchase(array $options = []): PurchaseRequest
@@ -139,6 +141,7 @@ public function purchase(array $options = []): PurchaseRequest
 
     /**
      * @param string[] $options
+     *
      * @return AbstractRequest|CompletePurchaseRequest
      */
     public function completePurchase(array $options = []): CompletePurchaseRequest
@@ -168,6 +171,7 @@ public function cardInfo(string $transactionId): CardInfoRequest
 
     /**
      * @param string[] $options
+     *
      * @return AbstractRequest|RefundsRequest
      */
     public function refund(array $options = []): RefundsRequest
@@ -177,6 +181,7 @@ public function refund(array $options = []): RefundsRequest
 
     /**
      * @param string[] $options
+     *
      * @return AbstractRequest|CardPayRequest
      */
     public function cardPay(array $options): CardPayRequest
@@ -186,10 +191,21 @@ public function cardPay(array $options): CardPayRequest
 
     /**
      * @param string[] $options
+     *
      * @return AbstractRequest|CardChargeRequest
      */
     public function cardCharge(array $options): CardChargeRequest
     {
         return $this->createRequest(CardChargeRequest::class, $options);
     }
+
+    /**
+     * @param string[] $options
+     *
+     * @return AbstractRequest|PurchaseOfflineRequest
+     */
+    public function purchaseOffline(array $options): PurchaseOfflineRequest
+    {
+        return $this->createRequest(PurchaseOfflineRequest::class, $options);
+    }
 }
diff --git a/src/Message/AbstractRequest.php b/src/Message/AbstractRequest.php
index 2fec807..ea9ddb1 100644
--- a/src/Message/AbstractRequest.php
+++ b/src/Message/AbstractRequest.php
@@ -9,6 +9,8 @@
 
 abstract class AbstractRequest extends BaseAbstractRequest
 {
+    protected const SIGN_ALGO = 'sha384';
+
     protected $liveEndpoint = 'https://secure.przelewy24.pl/api/v1/';
 
     protected $testEndpoint = 'https://sandbox.przelewy24.pl/api/v1/';
@@ -17,8 +19,6 @@ abstract class AbstractRequest extends BaseAbstractRequest
 
     protected $testRedirectEndpoint = 'https://sandbox.przelewy24.pl/';
 
-    protected const SIGN_ALGO = 'sha384';
-
     public function getMerchantId()
     {
         return $this->getParameter('merchantId');
@@ -111,6 +111,7 @@ protected function sendRequest(string $method, string $endpoint, $data): Respons
 
     /**
      * @param mixed $value
+     *
      * @throws
      */
     protected function internalAmountValue($value = null): int
diff --git a/src/Message/AbstractResponse.php b/src/Message/AbstractResponse.php
index 4b776dc..263027c 100644
--- a/src/Message/AbstractResponse.php
+++ b/src/Message/AbstractResponse.php
@@ -36,7 +36,7 @@ public function getCode(): int
     }
 
     /**
-     * @return array|string|null
+     * @return null|array|string
      */
     public function getMessage()
     {
@@ -59,7 +59,7 @@ public function isSuccessful(): bool
     {
         $code = $this->getCode();
 
-        return in_array($code, [Response::HTTP_CREATED, Response::HTTP_OK]);
+        return in_array($code, [Response::HTTP_CREATED, Response::HTTP_OK], true);
     }
 
     protected function getAmountFromInternal(int $amount): string
@@ -69,6 +69,7 @@ protected function getAmountFromInternal(int $amount): string
 
     /**
      * @param string[] $data
+     *
      * @return string[]
      */
     protected function replaceInfoKeys(array $data, string $oldKey, string $newKey): array
diff --git a/src/Message/CardChargeResponse.php b/src/Message/CardChargeResponse.php
index 8b49eb2..8b56694 100644
--- a/src/Message/CardChargeResponse.php
+++ b/src/Message/CardChargeResponse.php
@@ -11,7 +11,7 @@ class CardChargeResponse extends AbstractResponse
     /**
      * @var null|string
      */
-    private $transactionId = null;
+    private $transactionId;
 
     public function __construct(RequestInterface $request, $data)
     {
diff --git a/src/Message/CardInfoResponse.php b/src/Message/CardInfoResponse.php
index 7523eb7..e36c188 100644
--- a/src/Message/CardInfoResponse.php
+++ b/src/Message/CardInfoResponse.php
@@ -31,6 +31,7 @@ public function getInfo(): array
 
     /**
      * @param string[] $data
+     *
      * @return string[]
      */
     private function formatInfo(array $data): array
@@ -39,8 +40,7 @@ private function formatInfo(array $data): array
 
         // replace keys
         $formatted = $this->replaceInfoKeys($formatted, 'cardType', 'brand');
-        $formatted = $this->replaceInfoKeys($formatted, 'cardDate', 'expiry');
 
-        return $formatted;
+        return $this->replaceInfoKeys($formatted, 'cardDate', 'expiry');
     }
 }
diff --git a/src/Message/CardPayResponse.php b/src/Message/CardPayResponse.php
index 98d8f42..8b5f97f 100644
--- a/src/Message/CardPayResponse.php
+++ b/src/Message/CardPayResponse.php
@@ -12,12 +12,12 @@ class CardPayResponse extends AbstractResponse
     /**
      * @var null|string
      */
-    private $transactionId = null;
+    private $transactionId;
 
     /**
      * @var null
      */
-    private $redirectUrl = null;
+    private $redirectUrl;
 
     public function __construct(RequestInterface $request, $data)
     {
diff --git a/src/Message/MethodsRequest.php b/src/Message/MethodsRequest.php
index e28f7e2..588a557 100644
--- a/src/Message/MethodsRequest.php
+++ b/src/Message/MethodsRequest.php
@@ -29,7 +29,8 @@ public function getData(): array
 
     /**
      * @param string[] $data
-     * @return ResponseInterface|MethodsResponse
+     *
+     * @return MethodsResponse|ResponseInterface
      */
     public function sendData($data): ResponseInterface
     {
diff --git a/src/Message/PurchaseInfoResponse.php b/src/Message/PurchaseInfoResponse.php
index 1168cbf..588a800 100644
--- a/src/Message/PurchaseInfoResponse.php
+++ b/src/Message/PurchaseInfoResponse.php
@@ -32,7 +32,7 @@ public function getInfo(): array
 
     public function getCode(): int
     {
-        if (isset($this->data['responseCode']) && isset($this->data['error']) && strlen($this->data['error']) > 0) {
+        if (isset($this->data['responseCode'], $this->data['error']) && strlen($this->data['error']) > 0) {
             return Response::HTTP_NOT_FOUND;
         }
 
@@ -45,6 +45,7 @@ public function getCode(): int
 
     /**
      * @param string[] $data
+     *
      * @return string[]
      */
     private function formatInfo(array $data): array
@@ -61,8 +62,7 @@ private function formatInfo(array $data): array
         $formatted = $this->replaceInfoKeys($formatted, 'clientName', 'name');
         $formatted = $this->replaceInfoKeys($formatted, 'clientAddress', 'address');
         $formatted = $this->replaceInfoKeys($formatted, 'clientCity', 'city');
-        $formatted = $this->replaceInfoKeys($formatted, 'clientPostcode', 'postcode');
 
-        return $formatted;
+        return $this->replaceInfoKeys($formatted, 'clientPostcode', 'postcode');
     }
 }
diff --git a/src/Message/PurchaseOfflineRequest.php b/src/Message/PurchaseOfflineRequest.php
new file mode 100644
index 0000000..5a18afd
--- /dev/null
+++ b/src/Message/PurchaseOfflineRequest.php
@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Omnipay\Przelewy24\Message;
+
+class PurchaseOfflineRequest extends AbstractRequest
+{
+    public function getData(): array
+    {
+        $this->validate('token');
+
+        return [
+            'token' => $this->getToken(),
+        ];
+    }
+
+    public function sendData($data): PurchaseOfflineResponse
+    {
+        $httpResponse = $this->sendRequest('POST', 'transaction/registerOffline', $data);
+
+        $responseData = json_decode($httpResponse->getBody()->getContents(), true);
+
+        return $this->response = new PurchaseOfflineResponse($this, $responseData);
+    }
+}
diff --git a/src/Message/PurchaseOfflineResponse.php b/src/Message/PurchaseOfflineResponse.php
new file mode 100644
index 0000000..2d2ab1e
--- /dev/null
+++ b/src/Message/PurchaseOfflineResponse.php
@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Omnipay\Przelewy24\Message;
+
+use Omnipay\Common\Message\RequestInterface;
+
+class PurchaseOfflineResponse extends AbstractResponse
+{
+    /**
+     * @var string[]
+     */
+    private $info = [];
+
+    public function __construct(RequestInterface $request, $data)
+    {
+        parent::__construct($request, $data);
+
+        if (isset($this->data['data'])) {
+            $this->info = $this->data['data'];
+            $this->info = $this->replaceInfoKeys($this->info, 'orderId', 'transactionId');
+        }
+    }
+
+    public function getInfo(): array
+    {
+        return $this->info;
+    }
+}
diff --git a/src/Message/PurchaseRequest.php b/src/Message/PurchaseRequest.php
index 976ac9d..269b0ef 100644
--- a/src/Message/PurchaseRequest.php
+++ b/src/Message/PurchaseRequest.php
@@ -214,7 +214,7 @@ public function getData()
         ];
 
         return array_filter($data, function ($val) {
-            return ! is_null($val);
+            return null !== $val;
         });
     }
 
diff --git a/src/Message/RefundsRequest.php b/src/Message/RefundsRequest.php
index 3bce2e7..e76e478 100644
--- a/src/Message/RefundsRequest.php
+++ b/src/Message/RefundsRequest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Omnipay\Przelewy24\Message;
 
 use Omnipay\Common\Exception\InvalidRequestException;
@@ -65,7 +67,8 @@ public function getData(): array
 
     /**
      * @param array $data
-     * @return ResponseInterface|MethodsResponse
+     *
+     * @return MethodsResponse|ResponseInterface
      */
     public function sendData($data): ResponseInterface
     {
@@ -82,19 +85,19 @@ public function sendData($data): ResponseInterface
     private function validateRefundsArray(): void
     {
         $refunds = $this->getParameter('refunds');
-        if (is_null($refunds) || empty($refunds)) {
-            throw new InvalidRequestException("The parameter `refunds` can not be empty");
+        if (null === $refunds || empty($refunds)) {
+            throw new InvalidRequestException('The parameter `refunds` can not be empty');
         }
 
         $requiredFields = ['orderId', 'sessionId', 'amount'];
 
         foreach ($refunds as $key => $refund) {
             if (! is_array($refund)) {
-                throw new InvalidRequestException("Values in `refunds` need to be an array");
+                throw new InvalidRequestException('Values in `refunds` need to be an array');
             }
             foreach ($requiredFields as $requiredField) {
                 if (! array_key_exists($requiredField, $refund)) {
-                    throw new InvalidRequestException("The $requiredField parameter is required in index $key of `refunds` array");
+                    throw new InvalidRequestException("The {$requiredField} parameter is required in index {$key} of `refunds` array");
                 }
             }
         }
diff --git a/src/Message/RefundsResponse.php b/src/Message/RefundsResponse.php
index 5ca8a52..c674c74 100644
--- a/src/Message/RefundsResponse.php
+++ b/src/Message/RefundsResponse.php
@@ -33,7 +33,7 @@ public function getResponseCode(): ?int
 
     public function getCode(): int
     {
-        if (! is_null($this->getResponseCode())) {
+        if (null !== $this->getResponseCode()) {
             return $this->getResponseCode();
         }
 
diff --git a/src/Message/TestAccessRequest.php b/src/Message/TestAccessRequest.php
index 5e9c422..80b8ac0 100644
--- a/src/Message/TestAccessRequest.php
+++ b/src/Message/TestAccessRequest.php
@@ -18,6 +18,7 @@ public function getData(): array
 
     /**
      * @param string[] $data
+     *
      * @return ResponseInterface|TestAccessResponse
      */
     public function sendData($data): ResponseInterface
diff --git a/tests-api/GatewayTest.php b/tests-api/GatewayTest.php
index d1c9707..a26442d 100644
--- a/tests-api/GatewayTest.php
+++ b/tests-api/GatewayTest.php
@@ -24,7 +24,7 @@ public function setUp()
             'testMode' => true,
         ];
 
-        $this->gateway = Omnipay::create("Przelewy24");
+        $this->gateway = Omnipay::create('Przelewy24');
         $this->gateway->initialize($settings);
     }
 
@@ -40,7 +40,7 @@ public function testAccess(): void
 
         $this->assertFalse($response->isSuccessful());
         $this->assertSame(Response::HTTP_UNAUTHORIZED, $response->getCode());
-        $this->assertSame("Incorrect authentication", $response->getMessage());
+        $this->assertSame('Incorrect authentication', $response->getMessage());
     }
 
     public function testMethods(): void
@@ -165,9 +165,10 @@ private function randomString(int $length = 15): string
         $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
         $charactersLength = strlen($characters);
         $randomString = '';
-        for ($i = 0; $i < $length; $i++) {
+        for ($i = 0; $i < $length; ++$i) {
             $randomString .= $characters[random_int(0, $charactersLength - 1)];
         }
+
         return $randomString;
     }
 }
diff --git a/tests/GatewayTest.php b/tests/GatewayTest.php
index 5d2ee59..adeb3fc 100644
--- a/tests/GatewayTest.php
+++ b/tests/GatewayTest.php
@@ -9,6 +9,7 @@
 use Omnipay\Przelewy24\Message\CompletePurchaseRequest;
 use Omnipay\Przelewy24\Message\MethodsRequest;
 use Omnipay\Przelewy24\Message\PurchaseInfoRequest;
+use Omnipay\Przelewy24\Message\PurchaseOfflineRequest;
 use Omnipay\Przelewy24\Message\PurchaseRequest;
 use Omnipay\Przelewy24\Message\RefundsRequest;
 use Omnipay\Przelewy24\Message\TestAccessRequest;
@@ -31,7 +32,7 @@ public function setUp()
     /**
      * @test
      */
-    public function it_should_return_the_name()
+    public function itShouldReturnTheName()
     {
         $this->assertSame('Przelewy24', $this->gateway->getName());
     }
@@ -39,7 +40,7 @@ public function it_should_return_the_name()
     /**
      * @test
      */
-    public function it_should_return_default_parameters()
+    public function itShouldReturnDefaultParameters()
     {
         $defaultParameters = $this->gateway->getDefaultParameters();
         $this->assertSame('', $defaultParameters['merchantId']);
@@ -53,7 +54,7 @@ public function it_should_return_default_parameters()
     /**
      * @test
      */
-    public function it_should_set_and_get_merchant_id()
+    public function itShouldSetAndGetMerchantId()
     {
         $merchantId = '42';
 
@@ -64,7 +65,7 @@ public function it_should_set_and_get_merchant_id()
     /**
      * @test
      */
-    public function it_should_set_and_get_pos_id()
+    public function itShouldSetAndGetPosId()
     {
         $posId = '13';
 
@@ -75,7 +76,7 @@ public function it_should_set_and_get_pos_id()
     /**
      * @test
      */
-    public function it_should_set_and_get_crc()
+    public function itShouldSetAndGetCrc()
     {
         $crc = '1288348798';
 
@@ -86,7 +87,7 @@ public function it_should_set_and_get_crc()
     /**
      * @test
      */
-    public function it_should_set_and_get_report_key()
+    public function itShouldSetAndGetReportKey()
     {
         $crc = '6c2f6d86-3091-4291-b1e4-2568492605e4';
 
@@ -97,7 +98,7 @@ public function it_should_set_and_get_report_key()
     /**
      * @test
      */
-    public function it_should_set_and_get_channel()
+    public function itShouldSetAndGetChannel()
     {
         $channel = 32;
 
@@ -108,7 +109,7 @@ public function it_should_set_and_get_channel()
     /**
      * @test
      */
-    public function it_should_set_and_get_language()
+    public function itShouldSetAndGetLanguage()
     {
         $language = 'pl';
         $this->gateway->setLanguage($language);
@@ -118,7 +119,7 @@ public function it_should_set_and_get_language()
     /**
      * @test
      */
-    public function it_should_create_a_test_access()
+    public function itShouldCreateATestAccess()
     {
         $request = $this->gateway->testAccess();
         $this->assertInstanceOf(TestAccessRequest::class, $request);
@@ -127,7 +128,7 @@ public function it_should_create_a_test_access()
     /**
      * @test
      */
-    public function it_should_create_a_methods()
+    public function itShouldCreateAMethods()
     {
         $request = $this->gateway->methods();
         $this->assertInstanceOf(MethodsRequest::class, $request);
@@ -136,7 +137,7 @@ public function it_should_create_a_methods()
     /**
      * @test
      */
-    public function it_should_create_a_purchase()
+    public function itShouldCreateAPurchase()
     {
         $request = $this->gateway->purchase([
             'amount' => '10.00',
@@ -148,7 +149,7 @@ public function it_should_create_a_purchase()
     /**
      * @test
      */
-    public function it_should_set_and_get_amount_on_purchase()
+    public function itShouldSetAndGetAmountOnPurchase()
     {
         $request = $this->gateway->purchase([
             'amount' => '1000',
@@ -160,7 +161,7 @@ public function it_should_set_and_get_amount_on_purchase()
     /**
      * @test
      */
-    public function it_should_set_and_get_shipping_on_purchase()
+    public function itShouldSetAndGetShippingOnPurchase()
     {
         $request = $this->gateway->purchase([
             'amount' => '1000',
@@ -172,7 +173,7 @@ public function it_should_set_and_get_shipping_on_purchase()
     /**
      * @test
      */
-    public function it_should_create_a_complete_purchase()
+    public function itShouldCreateACompletePurchase()
     {
         $request = $this->gateway->completePurchase([
             'amount' => '10.00',
@@ -185,7 +186,7 @@ public function it_should_create_a_complete_purchase()
      * @test
      * @dataProvider refund_data_provider
      */
-    public function it_should_create_a_refund(
+    public function itShouldCreateARefund(
         string $requestId,
         array $refunds,
         string $refundsUuid,
@@ -211,7 +212,7 @@ public function it_should_create_a_refund(
     /**
      * @test
      */
-    public function it_should_create_a_purchase_info()
+    public function itShouldCreateAPurchaseInfo()
     {
         $request = $this->gateway->purchaseInfo('session-id');
         $this->assertInstanceOf(PurchaseInfoRequest::class, $request);
@@ -221,7 +222,7 @@ public function it_should_create_a_purchase_info()
     /**
      * @test
      */
-    public function it_should_create_card_info()
+    public function itShouldCreateCardInfo()
     {
         $request = $this->gateway->cardInfo('transaction-id');
         $this->assertInstanceOf(CardInfoRequest::class, $request);
@@ -230,7 +231,7 @@ public function it_should_create_card_info()
     /**
      * @test
      */
-    public function it_should_create_card_pay()
+    public function itShouldCreateCardPay()
     {
         $request = $this->gateway->cardPay([]);
         $this->assertInstanceOf(CardPayRequest::class, $request);
@@ -239,12 +240,24 @@ public function it_should_create_card_pay()
     /**
      * @test
      */
-    public function it_should_create_card_charge()
+    public function itShouldCreateCardCharge()
     {
         $request = $this->gateway->cardCharge([]);
         $this->assertInstanceOf(CardChargeRequest::class, $request);
     }
 
+    /**
+     * @test
+     */
+    public function itShouldCreatePurchaseOffline()
+    {
+        $request = $this->gateway->purchaseOffline([
+            'token' => 'token-abc',
+        ]);
+        $this->assertInstanceOf(PurchaseOfflineRequest::class, $request);
+        $this->assertSame('token-abc', $request->getToken());
+    }
+
     public function refund_data_provider(): array
     {
         return [
diff --git a/tests/Message/CardChargeRequestTest.php b/tests/Message/CardChargeRequestTest.php
index 5e2c791..ccf2b79 100644
--- a/tests/Message/CardChargeRequestTest.php
+++ b/tests/Message/CardChargeRequestTest.php
@@ -16,11 +16,11 @@ class CardChargeRequestTest extends TestCase
      */
     private $request;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->request = new CardChargeRequest($this->getHttpClient(), $this->getHttpRequest());
         $this->request->initialize([
-            "token" => "29fa01f8-6bb8-4187-9fb0-ec6e1a62a731",
+            'token' => '29fa01f8-6bb8-4187-9fb0-ec6e1a62a731',
         ]);
     }
 
@@ -31,7 +31,7 @@ public function testGetData(): void
         $this->assertSame('29fa01f8-6bb8-4187-9fb0-ec6e1a62a731', $data['token']);
     }
 
-    public function testSendSuccess()
+    public function testSendSuccess(): void
     {
         $this->setMockHttpResponse('CardChargeSuccess.txt');
         /** @var CardChargeResponse $response */
@@ -42,7 +42,7 @@ public function testSendSuccess()
         $this->assertSame('1234567890', $response->getTransactionId());
     }
 
-    public function testSendAuthFailure()
+    public function testSendAuthFailure(): void
     {
         $this->setMockHttpResponse('CardChargeAuthFailure.txt');
         $response = $this->request->send();
@@ -53,7 +53,7 @@ public function testSendAuthFailure()
         $this->assertSame('Incorrect authentication', $response->getMessage());
     }
 
-    public function testSendInvalidDataFailure()
+    public function testSendInvalidDataFailure(): void
     {
         $this->setMockHttpResponse('CardChargeInvalidDataFailure.txt');
         $response = $this->request->send();
diff --git a/tests/Message/CardInfoRequestTest.php b/tests/Message/CardInfoRequestTest.php
index 2ec4f9a..252e417 100644
--- a/tests/Message/CardInfoRequestTest.php
+++ b/tests/Message/CardInfoRequestTest.php
@@ -16,7 +16,7 @@ class CardInfoRequestTest extends TestCase
      */
     private $request;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->request = new CardInfoRequest($this->getHttpClient(), $this->getHttpRequest());
         $this->request->initialize([
@@ -31,7 +31,7 @@ public function testGetData(): void
         $this->assertSame(1234567890, $data['transactionId']);
     }
 
-    public function testSendInvalidDataFailure()
+    public function testSendInvalidDataFailure(): void
     {
         $this->setMockHttpResponse('CardInfoInvalidDataFailure.txt');
         $response = $this->request->send();
@@ -42,7 +42,7 @@ public function testSendInvalidDataFailure()
         $this->assertSame('Wrong input data', $response->getMessage());
     }
 
-    public function testSendAuthFailure()
+    public function testSendAuthFailure(): void
     {
         $this->setMockHttpResponse('CardInfoAuthFailure.txt');
         $response = $this->request->send();
@@ -53,7 +53,7 @@ public function testSendAuthFailure()
         $this->assertSame('Incorrect authentication', $response->getMessage());
     }
 
-    public function testSendNotFoundFailure()
+    public function testSendNotFoundFailure(): void
     {
         $this->setMockHttpResponse('CardInfoNotFoundFailure.txt');
         $response = $this->request->send();
@@ -64,7 +64,7 @@ public function testSendNotFoundFailure()
         $this->assertSame('Transaction not exists', $response->getMessage());
     }
 
-    public function testSendSuccess()
+    public function testSendSuccess(): void
     {
         $this->setMockHttpResponse('CardInfoSuccess.txt');
         $response = $this->request->send();
diff --git a/tests/Message/CardPayRequestTest.php b/tests/Message/CardPayRequestTest.php
index c6f5a16..55d5f8b 100644
--- a/tests/Message/CardPayRequestTest.php
+++ b/tests/Message/CardPayRequestTest.php
@@ -16,15 +16,15 @@ class CardPayRequestTest extends TestCase
      */
     private $request;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->request = new CardPayRequest($this->getHttpClient(), $this->getHttpRequest());
         $this->request->initialize([
-            "transactionId" => "29fa01f8-6bb8-4187-9fb0-ec6e1a62a731",
-            "number" => "9010100052000004",
-            "expiry" => "0535",
-            "cvv" => "1234",
-            "name" => "Franek Dolas",
+            'transactionId' => '29fa01f8-6bb8-4187-9fb0-ec6e1a62a731',
+            'number' => '9010100052000004',
+            'expiry' => '0535',
+            'cvv' => '1234',
+            'name' => 'Franek Dolas',
         ]);
     }
 
@@ -39,7 +39,7 @@ public function testGetData(): void
         $this->assertSame('Franek Dolas', $data['clientName']);
     }
 
-    public function testSendSuccess()
+    public function testSendSuccess(): void
     {
         $this->setMockHttpResponse('CardPaySuccess.txt');
         /** @var CardPayResponse $response */
@@ -52,7 +52,7 @@ public function testSendSuccess()
         $this->assertSame('https://this-is-redirect-url.com', $response->getRedirectUrl());
     }
 
-    public function testSendAuthFailure()
+    public function testSendAuthFailure(): void
     {
         $this->setMockHttpResponse('CardPayAuthFailure.txt');
         $response = $this->request->send();
@@ -63,7 +63,7 @@ public function testSendAuthFailure()
         $this->assertSame('Incorrect authentication', $response->getMessage());
     }
 
-    public function testSendInvalidDataFailure()
+    public function testSendInvalidDataFailure(): void
     {
         $this->setMockHttpResponse('CardPayInvalidDataFailure.txt');
         $response = $this->request->send();
@@ -74,7 +74,7 @@ public function testSendInvalidDataFailure()
         $this->assertSame('Invalid input data', $response->getMessage());
     }
 
-    public function testSendUnableToPayFailure()
+    public function testSendUnableToPayFailure(): void
     {
         $this->setMockHttpResponse('CardPayUnableToPayFailure.txt');
         $response = $this->request->send();
diff --git a/tests/Message/CompletePurchaseRequestTest.php b/tests/Message/CompletePurchaseRequestTest.php
index 4648d0e..8a1e6cc 100644
--- a/tests/Message/CompletePurchaseRequestTest.php
+++ b/tests/Message/CompletePurchaseRequestTest.php
@@ -16,7 +16,7 @@ class CompletePurchaseRequestTest extends TestCase
      */
     private $request;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->request = new CompletePurchaseRequest($this->getHttpClient(), $this->getHttpRequest());
         $this->request->initialize([
@@ -30,7 +30,7 @@ public function setUp()
         ]);
     }
 
-    public function testGetData()
+    public function testGetData(): void
     {
         $data = $this->request->getData();
 
@@ -42,7 +42,7 @@ public function testGetData()
         $this->assertCount(7, $data);
     }
 
-    public function testSendSuccess()
+    public function testSendSuccess(): void
     {
         $this->setMockHttpResponse('CompletePurchaseSuccess.txt');
         $response = $this->request->send();
@@ -54,7 +54,7 @@ public function testSendSuccess()
         $this->assertSame(Response::HTTP_OK, $response->getCode());
     }
 
-    public function testSendFailure()
+    public function testSendFailure(): void
     {
         $this->setMockHttpResponse('CompletePurchaseFailure.txt');
         $response = $this->request->send();
diff --git a/tests/Message/MethodsRequestTest.php b/tests/Message/MethodsRequestTest.php
index b90aa1f..d3e7349 100644
--- a/tests/Message/MethodsRequestTest.php
+++ b/tests/Message/MethodsRequestTest.php
@@ -16,11 +16,11 @@ class MethodsRequestTest extends TestCase
      */
     private $request;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->request = new MethodsRequest($this->getHttpClient(), $this->getHttpRequest());
         $this->request->initialize([
-            "lang" => "en",
+            'lang' => 'en',
         ]);
     }
 
@@ -62,7 +62,7 @@ public function testSendSuccess(): void
         $this->assertSame('unavailable', $method['availabilityHours']['sunday']);
     }
 
-    public function testSendAuthFailure()
+    public function testSendAuthFailure(): void
     {
         $this->setMockHttpResponse('MethodsAuthFailure.txt');
         $response = $this->request->send();
@@ -73,7 +73,7 @@ public function testSendAuthFailure()
         $this->assertSame('Incorrect authentication', $response->getMessage());
     }
 
-    public function testSendNotFoundFailure()
+    public function testSendNotFoundFailure(): void
     {
         $this->setMockHttpResponse('MethodsNotFoundFailure.txt');
         $response = $this->request->send();
diff --git a/tests/Message/PurchaseInfoRequestTest.php b/tests/Message/PurchaseInfoRequestTest.php
index f009e58..b94a725 100644
--- a/tests/Message/PurchaseInfoRequestTest.php
+++ b/tests/Message/PurchaseInfoRequestTest.php
@@ -16,7 +16,7 @@ class PurchaseInfoRequestTest extends TestCase
      */
     private $request;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->request = new PurchaseInfoRequest($this->getHttpClient(), $this->getHttpRequest());
         $this->request->initialize([
@@ -31,7 +31,7 @@ public function testGetData(): void
         $this->assertSame('1234567890', $data['sessionId']);
     }
 
-    public function testSendSuccess()
+    public function testSendSuccess(): void
     {
         $this->setMockHttpResponse('PurchaseInfoSuccess.txt');
         $response = $this->request->send();
@@ -51,8 +51,8 @@ public function testSendSuccess()
         $this->assertSame(154, $response->getInfo()['paymentMethod']);
         $this->assertSame('transaction description', $response->getInfo()['description']);
         $this->assertSame(0, $response->getInfo()['batchId']);
-        $this->assertSame("12", $response->getInfo()['fee']);
-        $this->assertSame("P24-K12-B34-H56", $response->getInfo()['statement']);
+        $this->assertSame('12', $response->getInfo()['fee']);
+        $this->assertSame('P24-K12-B34-H56', $response->getInfo()['statement']);
         $this->assertSame('franek@dolas.com', $response->getInfo()['email']);
         $this->assertSame('Franek Dolas', $response->getInfo()['name']);
         $this->assertSame('Kościuszki 12', $response->getInfo()['address']);
@@ -60,7 +60,7 @@ public function testSendSuccess()
         $this->assertSame('30-611', $response->getInfo()['postcode']);
     }
 
-    public function testSendAuthFailure()
+    public function testSendAuthFailure(): void
     {
         $this->setMockHttpResponse('PurchaseInfoAuthFailure.txt');
         $response = $this->request->send();
@@ -71,7 +71,7 @@ public function testSendAuthFailure()
         $this->assertSame('Incorrect authentication', $response->getMessage());
     }
 
-    public function testSendInvalidDataFailure()
+    public function testSendInvalidDataFailure(): void
     {
         $this->setMockHttpResponse('PurchaseInfoInvalidDataFailure.txt');
         $response = $this->request->send();
diff --git a/tests/Message/PurchaseOfflineRequestTest.php b/tests/Message/PurchaseOfflineRequestTest.php
new file mode 100644
index 0000000..de5d498
--- /dev/null
+++ b/tests/Message/PurchaseOfflineRequestTest.php
@@ -0,0 +1,86 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Message;
+
+use Omnipay\Przelewy24\Message\PurchaseOfflineRequest;
+use Omnipay\Przelewy24\Message\PurchaseOfflineResponse;
+use Omnipay\Tests\TestCase;
+use Symfony\Component\HttpFoundation\Response;
+
+class PurchaseOfflineRequestTest extends TestCase
+{
+    /**
+     * @var PurchaseOfflineRequest
+     */
+    private $request;
+
+    public function setUp(): void
+    {
+        $this->request = new PurchaseOfflineRequest($this->getHttpClient(), $this->getHttpRequest());
+        $this->request->initialize([
+            'token' => '29fa01f8-6bb8-4187-9fb0-ec6e1a62a731',
+        ]);
+    }
+
+    public function testGetData(): void
+    {
+        $data = $this->request->getData();
+
+        $this->assertSame('29fa01f8-6bb8-4187-9fb0-ec6e1a62a731', $data['token']);
+    }
+
+    public function testSendSuccess(): void
+    {
+        $this->setMockHttpResponse('PurchaseOfflineSuccess.txt');
+        /** @var PurchaseOfflineResponse $response */
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(PurchaseOfflineResponse::class, $response);
+        $this->assertTrue($response->isSuccessful());
+        $this->assertSame(Response::HTTP_OK, $response->getCode());
+        $data = $response->getInfo();
+        $this->assertCount(7, $data);
+        $this->assertSame(1234567890, $data['transactionId']);
+        $this->assertSame('cb53d93f-3933-48dd-9756-13e6c03a74c0', $data['sessionId']);
+        $this->assertSame(1234, $data['amount']);
+        $this->assertSame('statement-full', $data['statement']);
+        $this->assertSame('PL21109024021694854264921521', $data['iban']);
+        $this->assertSame('Franek Dolas', $data['ibanOwner']);
+        $this->assertSame('Strzebrzeszyn 123', $data['ibanOwnerAddress']);
+    }
+
+    public function testSendAuthFailure(): void
+    {
+        $this->setMockHttpResponse('PurchaseOfflineAuthFailure.txt');
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(PurchaseOfflineResponse::class, $response);
+        $this->assertFalse($response->isSuccessful());
+        $this->assertSame(Response::HTTP_UNAUTHORIZED, $response->getCode());
+        $this->assertSame('Incorrect authentication', $response->getMessage());
+    }
+
+    public function testSendInvalidDataFailure(): void
+    {
+        $this->setMockHttpResponse('PurchaseOfflineInvalidDataFailure.txt');
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(PurchaseOfflineResponse::class, $response);
+        $this->assertFalse($response->isSuccessful());
+        $this->assertSame(Response::HTTP_BAD_REQUEST, $response->getCode());
+        $this->assertSame('Invalid input data', $response->getMessage());
+    }
+
+    public function testSendUnableToCreateFailure(): void
+    {
+        $this->setMockHttpResponse('PurchaseOfflineUnableToCreateFailure.txt');
+        $response = $this->request->send();
+
+        $this->assertInstanceOf(PurchaseOfflineResponse::class, $response);
+        $this->assertFalse($response->isSuccessful());
+        $this->assertSame(Response::HTTP_CONFLICT, $response->getCode());
+        $this->assertSame('Unable to create offline transaction', $response->getMessage());
+    }
+}
diff --git a/tests/Message/PurchaseRequestTest.php b/tests/Message/PurchaseRequestTest.php
index fd9492e..0c2d9c1 100644
--- a/tests/Message/PurchaseRequestTest.php
+++ b/tests/Message/PurchaseRequestTest.php
@@ -18,7 +18,7 @@ class PurchaseRequestTest extends TestCase
      */
     private $request;
 
-    public function setUp()
+    public function setUp(): void
     {
         $card = new CreditCard([
             'email' => 'franek@dolas.com',
@@ -42,7 +42,7 @@ public function setUp()
         ]);
     }
 
-    public function channelProvider()
+    public function channelProvider(): array
     {
         return [
             [Gateway::P24_CHANNEL_ALL],
@@ -52,8 +52,10 @@ public function channelProvider()
 
     /**
      * @dataProvider channelProvider
+     *
+     * @param mixed $channel
      */
-    public function testGetData($channel)
+    public function testGetData($channel): void
     {
         $card = new CreditCard([
             'email' => 'franek@dolas.com',
@@ -78,12 +80,12 @@ public function testGetData($channel)
 
         $data = $this->request->getData();
 
-        $this->assertSame("42", $data['sessionId']);
+        $this->assertSame('42', $data['sessionId']);
         $this->assertSame(1266, $data['amount']);
-        $this->assertSame("PLN", $data['currency']);
+        $this->assertSame('PLN', $data['currency']);
         $this->assertSame('Transaction Description', $data['description']);
-        $this->assertSame("franek@dolas.com", $data['email']);
-        $this->assertSame("PL", $data['country']);
+        $this->assertSame('franek@dolas.com', $data['email']);
+        $this->assertSame('PL', $data['country']);
         $this->assertSame('https://www.example.com/return', $data['urlReturn']);
         $this->assertSame('https://www.example.com/notify', $data['urlStatus']);
         $this->assertSame('15276e08cc84868619e1054ccf15d638337cae2bced6cb5a48bb799a3b52144692bce63408db85c84a6ca0461a999885', $data['sign']);
@@ -96,7 +98,7 @@ public function testGetData($channel)
         }
     }
 
-    public function testSendSuccess()
+    public function testSendSuccess(): void
     {
         $this->setMockHttpResponse('PurchaseSuccess.txt');
         $response = $this->request->send();
@@ -115,7 +117,7 @@ public function testSendSuccess()
         $this->assertSame('', $response->getMessage());
     }
 
-    public function testSendSignatureFailure()
+    public function testSendSignatureFailure(): void
     {
         $this->setMockHttpResponse('PurchaseSignatureFailure.txt');
         $response = $this->request->send();
diff --git a/tests/Message/RefundsRequestTest.php b/tests/Message/RefundsRequestTest.php
index 4fac2ce..4e99e8b 100644
--- a/tests/Message/RefundsRequestTest.php
+++ b/tests/Message/RefundsRequestTest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Message;
 
 use Omnipay\Common\Exception\InvalidRequestException;
@@ -7,9 +9,6 @@
 use Omnipay\Przelewy24\Message\RefundsResponse;
 use Omnipay\Tests\TestCase;
 
-/**
- * @group unit
- */
 class RefundsRequestTest extends TestCase
 {
     private const REQUEST_DATA = [
@@ -46,23 +45,23 @@ public function testGetData(
     ): void {
         $data = [];
 
-        if (! is_null($requestId)) {
+        if (null !== $requestId) {
             $data['requestId'] = $requestId;
         }
 
         $data['refunds'] = $refunds;
 
-        if (! is_null($refundsUuid)) {
+        if (null !== $refundsUuid) {
             $data['refundsUuid'] = $refundsUuid;
         }
 
-        if (! is_null($urlStatus)) {
+        if (null !== $urlStatus) {
             $data['urlStatus'] = $urlStatus;
         }
 
         $this->request->initialize($data);
 
-        if (! is_null($expectedExceptionMessage)) {
+        if (null !== $expectedExceptionMessage) {
             $this->expectException(InvalidRequestException::class);
             $this->expectExceptionMessage($expectedExceptionMessage);
         }
diff --git a/tests/Message/TestAccessRequestTest.php b/tests/Message/TestAccessRequestTest.php
index 909e799..5231355 100644
--- a/tests/Message/TestAccessRequestTest.php
+++ b/tests/Message/TestAccessRequestTest.php
@@ -16,7 +16,7 @@ class TestAccessRequestTest extends TestCase
      */
     private $request;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->request = new TestAccessRequest($this->getHttpClient(), $this->getHttpRequest());
         $this->request->initialize([]);
@@ -41,7 +41,7 @@ public function testSendSuccess(): void
         $this->assertTrue($response->getTest());
     }
 
-    public function testSendAuthFailure()
+    public function testSendAuthFailure(): void
     {
         $this->setMockHttpResponse('TestAccessAuthFailure.txt');
         $response = $this->request->send();
@@ -53,7 +53,7 @@ public function testSendAuthFailure()
         $this->assertFalse($response->getTest());
     }
 
-    public function testSendInvalidDataFailure()
+    public function testSendInvalidDataFailure(): void
     {
         $this->setMockHttpResponse('TestAccessInvalidDataFailure.txt');
         $response = $this->request->send();
diff --git a/tests/Mock/PurchaseOfflineAuthFailure.txt b/tests/Mock/PurchaseOfflineAuthFailure.txt
new file mode 100644
index 0000000..6687897
--- /dev/null
+++ b/tests/Mock/PurchaseOfflineAuthFailure.txt
@@ -0,0 +1,16 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 21 May 2022 17:20:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+  "error": "Incorrect authentication",
+  "code": 401
+}
diff --git a/tests/Mock/PurchaseOfflineInvalidDataFailure.txt b/tests/Mock/PurchaseOfflineInvalidDataFailure.txt
new file mode 100644
index 0000000..51f71e3
--- /dev/null
+++ b/tests/Mock/PurchaseOfflineInvalidDataFailure.txt
@@ -0,0 +1,16 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 20 May 2022 07:00:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+  "error": "Invalid input data",
+  "code": 400
+}
diff --git a/tests/Mock/PurchaseOfflineSuccess.txt b/tests/Mock/PurchaseOfflineSuccess.txt
new file mode 100644
index 0000000..7ac5b7f
--- /dev/null
+++ b/tests/Mock/PurchaseOfflineSuccess.txt
@@ -0,0 +1,20 @@
+HTTP/1.1 201 Created
+Server: nginx/1.4.4
+Date: Sat, 16 May 2022 17:30:00 GMT
+Content-Type: application/json; charset=utf-8
+Connection: keep-alive
+Cache-Control: no-cache, no-store
+X-Request-Id: 53e398c2-1c9a-4e8b-a3a7-9dcf3cad90b1
+
+{
+    "data": {
+        "orderId": 1234567890,
+        "sessionId": "cb53d93f-3933-48dd-9756-13e6c03a74c0",
+        "amount": 1234,
+        "statement": "statement-full",
+        "iban": "PL21109024021694854264921521",
+        "ibanOwner": "Franek Dolas",
+        "ibanOwnerAddress": "Strzebrzeszyn 123"
+    },
+    "responseCode": 0
+}
diff --git a/tests/Mock/PurchaseOfflineUnableToCreateFailure.txt b/tests/Mock/PurchaseOfflineUnableToCreateFailure.txt
new file mode 100644
index 0000000..3b27494
--- /dev/null
+++ b/tests/Mock/PurchaseOfflineUnableToCreateFailure.txt
@@ -0,0 +1,16 @@
+HTTP/1.1 422 Unprocessable Entity
+Server: nginx/1.4.4
+Date: Sat, 21 May 2022 17:20:00 GMT
+Content-Type: application/json; charset=utf-8
+Content-Length: 101
+Connection: keep-alive
+Access-Control-Allow-Credentials: true
+Access-Control-Allow-Methods: GET, POST, HEAD, OPTIONS, DELETE
+Access-Control-Max-Age: 300
+Cache-Control: no-cache, no-store
+Strict-Transport-Security: max-age=31556926; includeSubDomains
+
+{
+    "error": "Unable to create offline transaction",
+    "code": 409
+}