class.LearningModuleDBUpdateSteps.php

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<?php

declare(strict_types=1);

namespace ILIAS\LearningModule\Setup;

class LearningModuleDBUpdateSteps implements \ilDatabaseUpdateSteps
{
    protected \ilDBInterface $db;

    public function prepare(\ilDBInterface $db): void
    {
        $this->db = $db;
    }

    public function step_1(): void
    {
        if (!$this->db->tableColumnExists('content_object', 'act_est_reading_time')) {
            $this->db->addTableColumn('content_object', 'act_est_reading_time', array(
                'type' => 'integer',
                'notnull' => true,
                'length' => 1,
                'default' => 0
            ));
        }
    }

    public function step_2(): void
    {
        if (!$this->db->tableColumnExists('content_object', 'est_reading_time')) {
            $this->db->addTableColumn('content_object', 'est_reading_time', array(
                'type' => 'integer',
                'notnull' => true,
                'length' => 4,
                'default' => 0
            ));
        }
    }
}