openvk/Web/Models/Repositories/Conversations.php

<?php

declare(strict_types=1);

namespace openvk\Web\Models\Repositories;

use openvk\Web\Models\Entities\{Messages as M, User};
use Chandler\Database\DatabaseConnection as DB;
use Nette\Database\Table\ActiveRow;

class Conversations
{
    private $context;
    private $convos;

    public function __construct()
    {
        $this->context = DB::i()->getContext();
        $this->convos  = $this->context->table("conversations");
    }

    private function toConversation(?ActiveRow $ar): ?M\AbstractConversation
    {
        if (is_null($ar)) {
            return null;
        } elseif ($ar->is_pm) {
            return new M\PrivateConversation($ar);
        } else {
            return new M\Conversation($ar);
        }
    }

    public function get(int $id): ?M\AbstractConversation
    {
        return $this->toConversation($this->convos->get($id));
    }

    public function getConversationsByUser(User $user, int $page = 1, ?int $perPage = null): \Traversable
    {
        $rels = $this->context->table("conversation_members")->where([
            "deleted"   => false,
            "user"      => $user->getId(),
        ])->page($page, $perPage ?? OPENVK_DEFAULT_PER_PAGE);
        foreach ($rels as $rel) {
            yield $this->get($rel->conversation);
        }
    }

    public function getPrivateConversation(User $user, int $peer): M\PrivateConversation
    {
        ;
    }
}