Use View for index page

composer.json

@@ -30,6 +30,7 @@
         "yiisoft/strings": "^3.0@dev",
         "yiisoft/var-dumper": "^3.0@dev",
         "yiisoft/access": "^3.0@dev",
+        "yiisoft/event-dispatcher": "^3.0@dev",
         "yiisoft/view": "^3.0@dev",
         "yiisoft/router": "^3.0@dev",
         "yiisoft/router-fastroute": "^3.0@dev",

config/web.php

@@ -1,5 +1,4 @@
 <?php
-
 use Nyholm\Psr7\Factory\Psr17Factory;
 use Psr\Http\Message\RequestFactoryInterface;
 use Psr\Http\Message\ResponseFactoryInterface;
@@ -17,6 +16,8 @@
 use Yiisoft\Yii\Demo\Factory\MiddlewareDispatcherFactory;
 use Yiisoft\Yii\Demo\Factory\AppRouterFactory;
 
+$basePath = dirname(__DIR__);
+
 return [
     // PSR-17 factories:
     RequestFactoryInterface::class => Psr17Factory::class,
@@ -33,6 +34,13 @@
     UrlGeneratorInterface::class => Reference::to(RouterInterface::class),
     MiddlewareDispatcher::class => new MiddlewareDispatcherFactory(),
 
+    // event dispatcher
+    \Psr\EventDispatcher\ListenerProviderInterface::class => \Yiisoft\EventDispatcher\Provider\Provider::class,
+    \Psr\EventDispatcher\EventDispatcherInterface::class => \Yiisoft\EventDispatcher\Dispatcher::class,
+
+    // view
+    \Yiisoft\View\WebView::class => new \Yiisoft\Yii\Demo\Factory\ViewFactory($basePath . '/views'),
+
     'app' => [
         'name' => 'Yii Demo',
         'bootstrap' => ['debug' => 'debug'],

public/index.php

@@ -12,6 +12,12 @@
 
     $container = new Container(require Builder::path('web'));
 
+    /* @var \yii\base\Aliases $aliases */
+    $aliases = $container->get(\yii\base\Aliases::class);
+    $aliases->set('@web', __DIR__);
+    $aliases->set('@base', dirname(__DIR__));
+    $aliases->set('@views', dirname(__DIR__) . '/views');
+
     //Yii::setContainer($container);
 
     $container->get('app')->run();

runtime/.gitignore

@@ -0,0 +1,2 @@
+*
+!.gitignore

src/Controllers/SiteController.php

@@ -4,20 +4,30 @@
 use Psr\Http\Message\ResponseFactoryInterface;
 use Psr\Http\Message\ResponseInterface;
 use Psr\Http\Message\ServerRequestInterface;
+use yii\base\Aliases;
+use Yiisoft\View\ViewContextInterface;
+use Yiisoft\View\WebView;
 
-class SiteController
+class SiteController implements ViewContextInterface
 {
     private $responseFactory;
+    private $aliases;
+    private $view;
 
-    public function __construct(ResponseFactoryInterface $responseFactory)
+    public function __construct(ResponseFactoryInterface $responseFactory, Aliases $aliases, WebView $view)
     {
         $this->responseFactory = $responseFactory;
+        $this->aliases = $aliases;
+        $this->view = $view;
     }
 
     public function index(): ResponseInterface
     {
         $response = $this->responseFactory->createResponse();
-        $response->getBody()->write('You are at homepage.');
+
+        $output = $this->render('index');
+
+        $response->getBody()->write($output);
         return $response;
     }
 
@@ -29,4 +39,17 @@ public function testParameter(ServerRequestInterface $request): ResponseInterfac
         $response->getBody()->write('You are at test with param ' . $id);
         return $response;
     }
+
+    private function render(string $view, array $parameters = []): string
+    {
+        return $this->view->render($view, $parameters, $this);
+    }
+
+    /**
+     * @return string the view path that may be prefixed to a relative view name.
+     */
+    public function getViewPath(): string
+    {
+        return $this->aliases->get('@views') . '/site';
+    }
 }

src/Factory/ViewFactory.php

@@ -0,0 +1,31 @@
+<?php
+namespace Yiisoft\Yii\Demo\Factory;
+
+use Psr\Container\ContainerInterface;
+use Psr\EventDispatcher\EventDispatcherInterface;
+use Psr\Log\LoggerInterface;
+use Yiisoft\View\Theme;
+use Yiisoft\View\WebView;
+
+class ViewFactory
+{
+    private $basePath;
+
+    public function __construct(string $basePath)
+    {
+        $this->basePath = $basePath;
+    }
+
+    public function __invoke(ContainerInterface $container)
+    {
+        $theme = $container->get(Theme::class);
+        $logger = $container->get(LoggerInterface::class);
+        $eventDispatcher = $container->get(EventDispatcherInterface::class);
+        return new WebView($this->basePath, $theme, $eventDispatcher, $logger);
+    }
+
+    public static function __set_state(array $state): self
+    {
+        return new self($state['basePath']);
+    }
+}

views/site/index.php

@@ -0,0 +1 @@
+Hello, world!