rag/app/Http/Controllers/ChatController.php

<?php

namespace App\Http\Controllers;

use App\Jobs\SetChatTitleJob;
use App\Models\Chat;
use App\Services\MessageService;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Bus;

class ChatController extends Controller
{
    /**
     * @throws \Throwable
     */
    public function store(MessageService $service, Request $request)
    {
        $chat = $request->user()->chats()->create();
        $service->create($chat, $request->string('message'));

        $batch = Bus::batch([new SetChatTitleJob($chat)])
            ->name('Generate Chat Title')
            ->onQueue('secondary')
            ->dispatch();

        $chat->batches()->attach($batch->id);

        return redirect()->route('chats.show', $chat->id);
    }

    public function create()
    {
        return inertia('Chat/Create');
    }

    public function show(Chat $chat)
    {
        $chat->load('messages');

        return inertia('Chat/View', [
            'chat' => fn() => $chat->toResource(),
        ]);
    }

    public function destroy(Chat $chat)
    {
        $chat->delete();

        return redirect()->route('chats.index');
    }
}