DI, actions, DTOs & exceptions

use RoundlyConsulting\Messages\MessagesManager;

final class ThreadController
{
    public function __construct(private MessagesManager $messages) {}

    public function rename(Thread $thread, Request $request): Thread
    {
        return $this->messages->thread($thread)->rename($request->name, by: $request->user());
    }
}

use RoundlyConsulting\Messages\Actions\EditMessage;
use RoundlyConsulting\Messages\DataTransferObjects\EditMessageData;

app(EditMessage::class)->execute(new EditMessageData($message, 'fixed typo', actor: $alice));

new CreateThreadData(?string $name = null, ?bool $isPublic = null, ?bool $everyoneCanJoin = null, bool $isDirect = false, array $participants = [], ?string $directKey = null);
new SendMessageData(Thread $thread, ?Model $sender, string $body, MessageType $type = MessageType::Text, array $meta = [], int|string|null $parentMessageId = null, array $attachments = [], array $uploads = [], bool $requireParticipation = true);
new EditMessageData(Message $message, string $body, ?Model $actor = null); // actor must be the author
new MarkReadData(Thread $thread, Model $participant);
new AddParticipantData(Thread $thread, Model $participant, ?ParticipantRole $role = null, ?Model $actor = null);
new RemoveParticipantData(Thread $thread, Model $participant, ?Model $actor = null);
new SetParticipantRoleData(Thread $thread, Model $participant, ParticipantRole $role, ?Model $actor = null);
new PruneMessagesData(int $days, int|string|null $threadId = null);

use RoundlyConsulting\Messages\Actions\SendMessage;
use RoundlyConsulting\Messages\Actions\StartThread;
use RoundlyConsulting\Messages\DataTransferObjects\CreateThreadData;
use RoundlyConsulting\Messages\DataTransferObjects\SendMessageData;

$thread = app(StartThread::class)->execute(new CreateThreadData(
    name: 'Support',
    isPublic: false,
    participants: [$customer, $agent],   // the first participant becomes the owner
));

app(SendMessage::class)->execute(new SendMessageData(
    thread: $thread,
    sender: $customer,
    body: 'My order has not arrived yet.',
    meta: ['order' => 'A-1042'],
));