[AI Bundle][Agent][Demo][Chat] Add message store session support

demo/config/packages/ai.yaml

@@ -68,6 +68,22 @@ ai:
                 - 'Symfony\AI\Store\Document\Transformer\TextTrimTransformer'
             vectorizer: 'ai.vectorizer.openai'
             store: 'ai.store.chroma_db.symfonycon'
+    message_store:
+        cache:
+            audio:
+                service: 'cache.app'
+            wikipedia: ~
+            youtube: ~
+    chat:
+        audio:
+            agent: 'audio'
+            message_store: 'cache.audio'
+        wikipedia:
+            agent: 'wikipedia'
+            message_store: 'cache.wikipedia'
+        youtube:
+            agent: 'youtube'
+            message_store: 'cache.youtube'
 
 services:
     _defaults:

demo/src/Audio/TwigComponent.php

@@ -11,7 +11,16 @@
 
 namespace App\Audio;
 
+use Symfony\AI\Agent\AgentInterface;
+use Symfony\AI\Agent\Chat\MessageStoreInterface;
+use Symfony\AI\Agent\ChatInterface;
+use Symfony\AI\Platform\Bridge\OpenAi\Whisper;
+use Symfony\AI\Platform\Message\Content\Audio;
+use Symfony\AI\Platform\Message\Message;
 use Symfony\AI\Platform\Message\MessageInterface;
+use Symfony\AI\Platform\PlatformInterface;
+use Symfony\Component\DependencyInjection\Attribute\Autowire;
+use Symfony\Component\HttpFoundation\RequestStack;
 use Symfony\UX\LiveComponent\Attribute\AsLiveComponent;
 use Symfony\UX\LiveComponent\Attribute\LiveAction;
 use Symfony\UX\LiveComponent\Attribute\LiveArg;
@@ -23,7 +32,14 @@ final class TwigComponent
     use DefaultActionTrait;
 
     public function __construct(
-        private readonly Chat $chat,
+        private readonly PlatformInterface $platform,
+        private readonly RequestStack $requestStack,
+        #[Autowire(service: 'ai.agent.audio')]
+        private readonly AgentInterface $agent,
+        #[Autowire(service: 'ai.chat.audio')]
+        private readonly ChatInterface $chat,
+        #[Autowire(service: 'ai.message_store.cache.audio')]
+        private readonly MessageStoreInterface $messageStore,
     ) {
     }
 
@@ -32,18 +48,24 @@ public function __construct(
      */
     public function getMessages(): array
     {
-        return $this->chat->loadMessages()->withoutSystemMessage()->getMessages();
+        return $this->chat->getCurrentMessageBag()->withoutSystemMessage()->getMessages();
     }
 
     #[LiveAction]
     public function submit(#[LiveArg] string $audio): void
     {
-        $this->chat->say($audio);
+        // Convert base64 to temporary binary file
+        $path = tempnam(sys_get_temp_dir(), 'audio-').'.wav';
+        file_put_contents($path, base64_decode($audio));
+
+        $result = $this->platform->invoke(new Whisper(), Audio::fromFile($path));
+
+        $this->chat->submit(Message::ofUser($result->asText()));
     }
 
     #[LiveAction]
     public function reset(): void
     {
-        $this->chat->reset();
+        $this->messageStore->clear();
     }
 }

demo/src/Wikipedia/TwigComponent.php

@@ -11,7 +11,11 @@
 
 namespace App\Wikipedia;
 
+use Symfony\AI\Agent\Chat\MessageStoreInterface;
+use Symfony\AI\Agent\ChatInterface;
+use Symfony\AI\Platform\Message\Message;
 use Symfony\AI\Platform\Message\MessageInterface;
+use Symfony\Component\DependencyInjection\Attribute\Autowire;
 use Symfony\UX\LiveComponent\Attribute\AsLiveComponent;
 use Symfony\UX\LiveComponent\Attribute\LiveAction;
 use Symfony\UX\LiveComponent\Attribute\LiveArg;
@@ -23,7 +27,10 @@ final class TwigComponent
     use DefaultActionTrait;
 
     public function __construct(
-        private readonly Chat $wikipedia,
+        #[Autowire(service: 'ai.chat.wikipedia')]
+        private readonly ChatInterface $chat,
+        #[Autowire(service: 'ai.message_store.cache.wikipedia')]
+        private readonly MessageStoreInterface $messageStore,
     ) {
     }
 
@@ -32,18 +39,18 @@ public function __construct(
      */
     public function getMessages(): array
     {
-        return $this->wikipedia->loadMessages()->withoutSystemMessage()->getMessages();
+        return $this->chat->getCurrentMessageBag()->getMessages();
     }
 
     #[LiveAction]
     public function submit(#[LiveArg] string $message): void
     {
-        $this->wikipedia->submitMessage($message);
+        $this->chat->submit(Message::ofUser($message));
     }
 
     #[LiveAction]
     public function reset(): void
     {
-        $this->wikipedia->reset();
+        $this->messageStore->clear();
     }
 }