Adds method for detection request type from Request object (#9)

psalm.xml

@@ -5,6 +5,8 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xmlns="https://getpsalm.org/schema/config"
     xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
+    findUnusedBaselineEntry="true"
+    findUnusedCode="false"
 >
     <projectFiles>
         <directory name="src" />

src/Request/RequestType.php

@@ -4,6 +4,8 @@
 
 namespace RoadRunner\Centrifugo\Request;
 
+use RoadRunner\Centrifugo\Exception\InvalidRequestTypeException;
+
 enum RequestType: string
 {
     case Connect = 'connect';
@@ -13,4 +15,17 @@ enum RequestType: string
     case Subscribe = 'subscribe';
     case RPC = 'rpc';
     case Invalid = 'invalid';
+
+    public static function createFrom(RequestInterface $request): self
+    {
+        return match (true) {
+            $request instanceof Connect => RequestType::Connect,
+            $request instanceof Subscribe => RequestType::Subscribe,
+            $request instanceof Refresh => RequestType::Refresh,
+            $request instanceof SubRefresh => RequestType::SubRefresh,
+            $request instanceof Publish => RequestType::Publish,
+            $request instanceof RPC => RequestType::RPC,
+            $request instanceof Invalid => RequestType::Invalid,
+        };
+    }
 }

tests/Unit/Request/RequestTypeTest.php

@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RoadRunner\Centrifugo\Tests\Unit\Request;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+use RoadRunner\Centrifugo\Request\Connect;
+use RoadRunner\Centrifugo\Request\Invalid;
+use RoadRunner\Centrifugo\Request\Publish;
+use RoadRunner\Centrifugo\Request\Refresh;
+use RoadRunner\Centrifugo\Request\RequestInterface;
+use RoadRunner\Centrifugo\Request\RequestType;
+use RoadRunner\Centrifugo\Request\RPC;
+use RoadRunner\Centrifugo\Request\SubRefresh;
+use RoadRunner\Centrifugo\Request\Subscribe;
+
+final class RequestTypeTest extends TestCase
+{
+    #[DataProvider('requestTypeDataProvider')]
+    public function testRequestType(RequestInterface $request, RequestType $expected): void
+    {
+        $this->assertSame($expected, RequestType::createFrom($request));
+    }
+
+    public static function requestTypeDataProvider(): \Traversable
+    {
+        $worker = \Mockery::mock(\Spiral\RoadRunner\WorkerInterface::class);
+
+        yield 'Connect' => [
+            new Connect($worker, '', '', '', '', [], '', '', [], []),
+            RequestType::Connect,
+        ];
+
+        yield 'Subscribe' => [
+            new Subscribe($worker, '', '', '', '', '',  '', '', [], [], []),
+            RequestType::Subscribe,
+        ];
+
+        yield 'Refresh' => [
+            new Refresh($worker, '', '', '', '', '',  [], []),
+            RequestType::Refresh,
+        ];
+
+        yield 'SubRefresh' => [
+            new SubRefresh($worker, '', '', '', '', '',  '', [], []),
+            RequestType::SubRefresh,
+        ];
+
+        yield 'Publish' => [
+            new Publish($worker, '', '', '', '', '', '', [], [], []),
+            RequestType::Publish,
+        ];
+
+        yield 'RPC' => [
+            new RPC($worker, '', '', '', '', '',  '', [], [], []),
+            RequestType::RPC,
+        ];
+
+        yield 'Invalid' => [
+            new Invalid(new \Exception('Test Exception')),
+            RequestType::Invalid,
+        ];
+    }
+}