<?PHP
/**
 * Manages vocabulary groups.
 *
 * @file
 * @author Joshua Ramon Enslin <joshua@museum-digital.de>
 */
declare(strict_types = 1);

/**
 * Manages vocabulary groups.
 */
final class NodaGroup {

    private MDMysqli $_mysqli_noda;

    /**
     * Lists all active groups.
     *
     * @param integer $limit  Limit.
     * @param integer $offset Offset.
     *
     * @return array<array{id: int, name: string}>
     */
    public function list(int $limit = 50, int $offset = 0):array {

        $output = [];

        $result = $this->_mysqli_noda->query_by_stmt("SELECT `group_id`, `group_name`
            FROM `group`
            ORDER BY `group_id` DESC
            LIMIT ?
            OFFSET ?", "ii", $limit, $offset);

        while ($cur = $result->fetch_row()) {
            $output[] = [
                'id' => (int)$cur[0],
                'name' => $cur[1],
            ];
        }
        $result->close();

        return $output;

    }

    /**
     * Constructor.
     *
     * @param MDMysqli $mysqli_noda DB connection.
     *
     * @return void
     */
    public function __construct(MDMysqli $mysqli_noda) {

        $this->_mysqli_noda = $mysqli_noda;

    }
}