<?php

declare(strict_types=1);

namespace OCA\WorkflowDeckAutomation\Migration;

use Closure;
use OCP\DB\ISchemaWrapper;
use OCP\DB\Types;
use OCP\Migration\IOutput;
use OCP\Migration\SimpleMigrationStep;

/**
 * Adds `trigger_date` (due / start, see TriggerDate::ALL): whether a card
 * moves once its due date or once its start date is reached. Existing
 * workflows get `due`, the only trigger there was, so nothing changes for
 * them.
 */
class Version1005Date20261003120000 extends SimpleMigrationStep {
	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
		/** @var ISchemaWrapper $schema */
		$schema = $schemaClosure();

		if (!$schema->hasTable('wfda_workflows')) {
			return null;
		}

		$table = $schema->getTable('wfda_workflows');
		if ($table->hasColumn('trigger_date')) {
			return null;
		}

		$table->addColumn('trigger_date', Types::STRING, [
			'notnull' => true,
			'length' => 16,
			'default' => 'due',
		]);

		return $schema;
	}
}