Definition.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\components\Database\Integrity;
 
use InvalidArgumentException;
 
class Definition
{
    public function __construct(private array $associations, private Ignore $ignore = new Ignore())
    {
        $this->validate();
    }
 
    private function validate(): void
    {
        if ($this->associations === []) {
            throw new InvalidArgumentException('Associations must not be empty.');
        }
 
        array_walk($this->associations, static function ($association): void {
            if (!$association instanceof Association) {
                throw new InvalidArgumentException(
                    'Associations must be of type ' . Association::class . '.'
                );
            }
        });
 
        $first = $this->associations[0];
 
        foreach ($this->associations as $association) {
            if ($association->field()->tableName() !== $first->field()->tableName() ||
                $association->referenceField()->tableName() !== $first->referenceField()->tableName()
            ) {
                throw new InvalidArgumentException('All fields must have the same table');
            }
        }
    }
 
    public function tableName(): string
    {
        return $this->associations[0]->field()->tableName();
    }
 
    public function associations(): array
    {
        return $this->associations;
    }
 
    public function ignoreValues(): array
    {
        return $this->ignore->values();
    }
 
    public function referenceTableName(): string
    {
        return $this->associations[0]->referenceField()->tableName();
    }
}