Add 'InputFile::fromLocalFile()' (#9)

README.md

@@ -53,7 +53,7 @@ $api->sendMessage(
 // Send local photo
 $api->sendPhoto(
     chatId: 22351, 
-    photo: new InputFile(fopen('/path/to/photo.jpg', 'r')),
+    photo: InputFile::fromLocalFile('/path/to/photo.jpg'),
 );
 ```
 

src/Type/InputFile.php

@@ -19,4 +19,9 @@ public function __construct(
         public ?string $filename = null,
     ) {
     }
+
+    public static function fromLocalFile(string $path, ?string $filename = null): self
+    {
+        return new self(fopen($path, 'r'), $filename);
+    }
 }

tests/Type/InputFileTest.php

@@ -27,4 +27,20 @@ public function testFilled(): void
         $this->assertSame($stream, $file->resource);
         $this->assertSame('file.txt', $file->filename);
     }
+
+    public function testFromLocalFile(): void
+    {
+        $file = InputFile::fromLocalFile(__FILE__);
+
+        $this->assertIsResource($file->resource);
+        $this->assertNull($file->filename);
+    }
+
+    public function testFromLocalFileWithName(): void
+    {
+        $file = InputFile::fromLocalFile(__FILE__, 'test.php');
+
+        $this->assertIsResource($file->resource);
+        $this->assertSame('test.php', $file->filename);
+    }
 }