Elep

<?php

declare(strict_types=1);

namespace Doctrine\Migrations\Generator;

use Doctrine\DBAL\Platforms\AbstractPlatform;
use Doctrine\Migrations\Configuration\Configuration;
use Doctrine\Migrations\Metadata\Storage\TableMetadataStorageConfiguration;
use Doctrine\SqlFormatter\NullHighlighter;
use Doctrine\SqlFormatter\SqlFormatter;

use function array_unshift;
use function count;
use function get_class;
use function implode;
use function sprintf;
use function stripos;
use function strlen;
use function var_export;

/**
 * The SqlGenerator class is responsible for generating the body of the up() and down() methods for a migration
 * from an array of SQL queries.
 *
 * @internal
 */
class SqlGenerator
{
    /** @var Configuration */
    private $configuration;

/** @var AbstractPlatform */
    private $platform;

public function __construct(Configuration $configuration, AbstractPlatform $platform)
    {
        $this->configuration = $configuration;
        $this->platform      = $platform;
    }

/** @param string[] $sql */
    public function generate(
        array $sql,
        bool $formatted = false,
        int $lineLength = 120,
        bool $checkDbPlatform = true
    ): string {
        $code = [];

$storageConfiguration = $this->configuration->getMetadataStorageConfiguration();
        foreach ($sql as $query) {
            if (
                $storageConfiguration instanceof TableMetadataStorageConfiguration
                && stripos($query, $storageConfiguration->getTableName()) !== false
            ) {
                continue;
            }

if ($formatted) {
                $maxLength = $lineLength - 18 - 8; // max - php code length - indentation

if (strlen($query) > $maxLength) {
                    $query = (new SqlFormatter(new NullHighlighter()))->format($query);
                }
            }

$code[] = sprintf('$this->addSql(%s);', var_export($query, true));
        }

if (count($code) !== 0 && $checkDbPlatform && $this->configuration->isDatabasePlatformChecked()) {
            $currentPlatform = '\\' . get_class($this->platform);

array_unshift(
                $code,
                sprintf(
                    <<<'PHP'
$this->abortIf(
    !$this->connection->getDatabasePlatform() instanceof %s,
    "Migration can only be executed safely on '%s'."
);
PHP
                    ,
                    $currentPlatform,
                    $currentPlatform
                ),
                ''
            );
        }

return implode("\n", $code);
    }
}