fix providers

Author: ilvalerione

src/Agent.php

@@ -2,6 +2,10 @@
 
 namespace NeuronAI;
 
+use NeuronAI\Events\MessageSending;
+use NeuronAI\Events\MessageSent;
+use NeuronAI\Events\ToolCalled;
+use NeuronAI\Events\ToolCalling;
 use NeuronAI\Exceptions\InvalidMessageInstance;
 use NeuronAI\Exceptions\MissingCallbackParameter;
 use NeuronAI\Exceptions\ToolCallableNotSet;
@@ -90,7 +94,12 @@ public function run(?Message $message = null): Message
             $this->resolveChatHistory()->addMessage($message);
         }
 
-        $this->notify('message:sending', $this->resolveChatHistory()->getLastMessage());
+        $this->notify(
+            'message:sending',
+            new MessageSending(
+                $this->resolveChatHistory()->getLastMessage()
+            )
+        );
 
         $response = $this->provider()
             ->systemPrompt($this->instructions())
@@ -99,17 +108,19 @@ public function run(?Message $message = null): Message
                 $this->resolveChatHistory()->toArray()
             );
 
-        $this->notify('message:sent', [
-            'response' => $response,
-            'message' => $this->resolveChatHistory()->getLastMessage()
-        ]);
+        $this->notify(
+            'message:sent',
+            new MessageSent(
+                $this->resolveChatHistory()->getLastMessage(),
+                $response
+            )
+        );
 
         if ($response instanceof ToolCallMessage) {
-            $this->notify('tool:calling', $response);
+            $this->notify('tool:calling', new ToolCalling($response));
             $toolResult = $response->getTool()->execute($response->getInputs());
-            $this->notify('tool:called', $toolResult);
+            $this->notify('tool:called', new ToolCalled($response, $toolResult));
 
-            // Execute the tool and submit the response to the LLM again.
             $this->run(new UserMessage($toolResult));
         }
 

src/Events/MessageSending.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace NeuronAI\Events;
+
+use NeuronAI\Messages\AbstractMessage;
+
+class MessageSending
+{
+    public function __construct(public AbstractMessage $message) {}
+}

src/Events/MessageSent.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace NeuronAI\Events;
+
+use NeuronAI\Messages\AbstractMessage;
+
+class MessageSent
+{
+    public function __construct(
+        public AbstractMessage $message,
+        public AbstractMessage $response
+    ) {}
+}

src/Events/ToolCalled.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace NeuronAI\Events;
+
+use NeuronAI\Tools\ToolCallMessage;
+
+class ToolCalled
+{
+    public function __construct(
+        public ToolCallMessage $toolCall,
+        public mixed $result
+    ) {}
+}

src/Events/ToolCalling.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace NeuronAI\Events;
+
+use NeuronAI\Tools\ToolCallMessage;
+
+class ToolCalling
+{
+    public function __construct(public ToolCallMessage $toolCall) {}
+}

src/Providers/Anthropic.php

@@ -35,7 +35,7 @@ class Anthropic implements AIProviderInterface
      *
      * @var array<Tool>
      */
-    protected array $tools;
+    protected array $tools = [];
 
     /**
      * AnthropicClaude constructor.
@@ -94,7 +94,7 @@ public function chat(array|string $prompt): Message
         }
 
         // https://docs.anthropic.com/claude/reference/messages_post
-        $result = $this->client->post('/messages', compact('json'))
+        $result = $this->client->post('messages', compact('json'))
             ->getBody()->getContents();
 
         $result = \json_decode($result, true);

src/Providers/Mistral.php

@@ -59,7 +59,7 @@ public function chat(array|string $prompt): Message
             \array_unshift($prompt, new AssistantMessage($this->system));
         }
 
-        $result = $this->client->post('/chat/completions', [
+        $result = $this->client->post('chat/completions', [
             RequestOptions::JSON => [
                 'model' => $this->model,
                 'messages' => $prompt,

src/Providers/OpenAI.php

@@ -59,7 +59,7 @@ public function chat(array|string $prompt): Message
             \array_unshift($prompt, new AssistantMessage($this->system));
         }
 
-        $result = $this->client->post('/chat/completions', [
+        $result = $this->client->post('chat/completions', [
             RequestOptions::JSON => [
                 'model' => $this->model,
                 'messages' => $prompt,