cycle / schema-migrations-generator

src/Strategy/SingleFileStrategy.php

<?php

declare(strict_types=1);

namespace Cycle\Schema\Generator\Migrations\Strategy;

use Cycle\Database\Schema\AbstractTable;
use Cycle\Migrations\Atomizer\Atomizer;
use Cycle\Migrations\Atomizer\Renderer;
use Cycle\Migrations\Config\MigrationConfig;
use Cycle\Schema\Generator\Migrations\MigrationImage;
use Cycle\Schema\Generator\Migrations\NameGeneratorInterface;

final class SingleFileStrategy implements GeneratorStrategyInterface
{
    private static int $sec = 0;

    public function __construct(
        private readonly MigrationConfig $migrationConfig,
        private readonly NameGeneratorInterface $nameGenerator,
    ) {}

    /**
     * @param non-empty-string $database

The doc comment non-empty-string at position 0 could not be parsed: Unknown type name 'non-empty-string' at position 0 in non-empty-string.

     * @param array<AbstractTable> $tables
     *
     * @return array<MigrationImage>
     */
    public function generate(string $database, array $tables): array
    {
        $atomizer = new Atomizer(new Renderer());

        $reasonable = false;
        foreach ($tables as $table) {
            if ($table->getComparator()->hasChanges()) {
                $reasonable = true;
                $atomizer->addTable($table);
            }
        }

        if (!$reasonable) {
            return [];
        }

        $image = new MigrationImage($this->migrationConfig, $database);
        $image->setName($this->nameGenerator->generate($atomizer));
        $image->fileNamePattern = self::$sec++ . '_{database}_{name}';

        $atomizer->declareChanges($image->getClass()->getMethod('up'));
        $atomizer->revertChanges($image->getClass()->getMethod('down'));

        return [$image];
    }
}