Add system-info method to api group

src/Model/Response/Api/SystemInfoResponse.php

@@ -0,0 +1,46 @@
+<?php
+
+/**
+ * PHP version 7.3
+ *
+ * @category SystemInfoResponse
+ * @package  RetailCrm\Api\Model\Response\Api
+ */
+
+namespace RetailCrm\Api\Model\Response\Api;
+
+use RetailCrm\Api\Component\Serializer\Annotation as JMS;
+use RetailCrm\Api\Model\Response\SuccessResponse;
+
+/**
+ * Class SystemInfoResponse
+ *
+ * @category SystemInfoResponse
+ * @package  RetailCrm\Api\Model\Response\Api
+ */
+class SystemInfoResponse extends SuccessResponse
+{
+    /**
+     * @var string
+     *
+     * @JMS\Type("string")
+     * @JMS\SerializedName("systemVersion")
+     */
+    public $systemVersion;
+
+    /**
+     * @var string
+     *
+     * @JMS\Type("string")
+     * @JMS\SerializedName("publicUrl")
+     */
+    public $publicUrl;
+
+    /**
+     * @var string
+     *
+     * @JMS\Type("string")
+     * @JMS\SerializedName("technicalUrl")
+     */
+    public $technicalUrl;
+}

src/ResourceGroup/Api.php

@@ -18,6 +18,7 @@ use RetailCrm\Api\Interfaces\RequestTransformerInterface;
 use RetailCrm\Api\Interfaces\ResponseTransformerInterface;
 use RetailCrm\Api\Model\Response\Api\ApiVersionsResponse;
 use RetailCrm\Api\Model\Response\Api\Credentials;
+use RetailCrm\Api\Model\Response\Api\SystemInfoResponse;
 
 /**
  * Class Api
@@ -160,4 +161,56 @@ class Api extends AbstractApiResourceGroup
         );
         return $response;
     }
+
+    /**
+     * Makes GET "/api/system-info" request.
+     *
+     * Example:
+     * ```php
+     * use RetailCrm\Api\Factory\SimpleClientFactory;
+     * use RetailCrm\Api\Interfaces\ApiExceptionInterface;
+     *
+     * $client = SimpleClientFactory::createClient('https://test.retailcrm.pro', 'apiKey');
+     *
+     * try {
+     *     $systemInfo = $client->api->systemInfo();
+     * } catch (ApiExceptionInterface $exception) {
+     *     echo sprintf(
+     *         'Error from RetailCRM API (status code: %d): %s',
+     *         $exception->getStatusCode(),
+     *         $exception->getMessage()
+     *     );
+     *
+     *     if (count($exception->getErrorResponse()->errors) > 0) {
+     *         echo PHP_EOL . 'Errors: ' . implode(', ', $exception->getErrorResponse()->errors);
+     *     }
+     *
+     *     return;
+     * }
+     *
+     * echo 'Technical URL: ' . $systemInfo->technicalUrl;
+     * ```
+     *
+     * @return \RetailCrm\Api\Model\Response\Api\SystemInfoResponse
+     * @throws \RetailCrm\Api\Interfaces\ApiExceptionInterface
+     * @throws \RetailCrm\Api\Interfaces\ClientExceptionInterface
+     * @throws \RetailCrm\Api\Exception\Api\AccountDoesNotExistException
+     * @throws \RetailCrm\Api\Exception\Api\ApiErrorException
+     * @throws \RetailCrm\Api\Exception\Api\MissingCredentialsException
+     * @throws \RetailCrm\Api\Exception\Api\MissingParameterException
+     * @throws \RetailCrm\Api\Exception\Api\ValidationException
+     * @throws \RetailCrm\Api\Exception\Client\HandlerException
+     * @throws \RetailCrm\Api\Exception\Client\HttpClientException
+     */
+    public function systemInfo(): SystemInfoResponse
+    {
+        /** @var SystemInfoResponse $response */
+        $response = $this->sendRequest(
+            RequestMethod::GET,
+            'system-info',
+            null,
+            SystemInfoResponse::class
+        );
+        return $response;
+    }
 }

tests/src/ResourceGroup/ApiTest.php

@@ -77,4 +77,25 @@ EOF;
         ], $credentials->credentials);
         self::assertEquals(["order_read", "customer_read", "reference_read"], $credentials->scopes);
     }
+
+    public function testSystemInfo(): void
+    {
+        $json = <<<'EOF'
+{
+  "success": true,
+  "systemVersion": "8.1.51",
+  "publicUrl": "https://test.retailcrm.ru",
+  "technicalUrl": "https://testwtestxtestvtestytestwtesthm6.retailcrm.io"
+}
+EOF;
+        $mock = static::createUnversionedApiMockBuilder('system-info');
+        $mock->matchMethod(RequestMethod::GET)
+            ->reply(200)
+            ->withBody($json);
+
+        $client = TestClientFactory::createClient($mock->getClient());
+        $systemInfo = $client->api->systemInfo();
+
+        self::assertModelEqualsToResponse($json, $systemInfo);
+    }
 }