first commit

src/Command/AgentCliCommand.php

@@ -0,0 +1,84 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Command;
+
+use App\Agent\AgentRunner;
+use Symfony\Component\Console\Attribute\AsCommand;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+/**
+ * AgentCliCommand
+ *
+ * Interactive CLI interface for the AI agent.
+ * Symfony-native, streaming-first implementation.
+ *
+ * Responsibilities:
+ * - Read user input from STDIN
+ * - Stream tokens from the AgentRunner
+ * - Render streamed output to the terminal
+ *
+ * The AgentRunner is the single owner of:
+ * - Think suppression
+ * - Context handling
+ * - Streaming semantics
+ */
+#[AsCommand(
+    name: 'mto:agent:chat',
+    description: 'Start an interactive CLI chat with the AI agent'
+)]
+final class AgentCliCommand extends Command
+{
+    public function __construct(
+        private readonly AgentRunner $agentRunner,
+    ) {
+        parent::__construct();
+    }
+
+    protected function configure(): void
+    {
+        $this
+            ->addArgument('user-id', InputArgument::OPTIONAL, 'User/session identifier', 'cli');
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $io = new SymfonyStyle($input, $output);
+        $userId = (string) $input->getArgument('user-id');
+
+        $io->success('AI Agent CLI started. Press Ctrl+C or type "exit" to quit.');
+        $io->writeln('');
+
+        while (true) {
+            $prompt = $io->ask('Question');
+
+            if ($prompt === null) {
+                // EOF (e.g. piped input ended)
+                $io->writeln('');
+                return Command::SUCCESS;
+            }
+
+            $prompt = trim($prompt);
+
+            if ($prompt === '' || strtolower($prompt) === 'exit') {
+                $io->writeln('');
+                return Command::SUCCESS;
+            }
+
+            $io->writeln('');
+            $io->writeln('<info>Answer:</info>');
+
+            foreach ($this->agentRunner->run($prompt, $userId) as $token) {
+                $output->write($token);
+            }
+
+            $io->writeln('');
+            $io->writeln('');
+        }
+    }
+}