Spiral\ORM\Schemas\Definitions\IndexDefinition

Complexity

Total Complexity

7

Size/Duplication

Total Lines	63
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Importance

Changes

0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	getColumns()	0	4	1
A	isUnique()	0	4	1
A	getName()	0	6	3
A	__toString()	0	7	1

<?php
/**
 * Spiral Framework, Core Components
 *
 * @author    Wolfy-J
 */
namespace Spiral\ORM\Schemas\Definitions;

/**
 * Index definition options.
 */
final class IndexDefinition
{
    /**
     * @var array
     */
    private $index;

    /**
     * @var bool
     */
    private $unique;

    /**
     * @param array $columns
     * @param bool  $unique
     */
    public function __construct(array $columns, bool $unique = false)
    {
        $this->index = $columns;
        $this->unique = $unique;
    }

    /**
     * @return array
     */
    public function getColumns(): array
    {
        return $this->index;
    }

    /**
     * @return bool
     */
    public function isUnique(): bool
    {
        return $this->unique;
    }

    /**
     * Generate unique index name.
     *
     * @return string
     */
    public function getName(): string
    {
        $name = ($this->isUnique() ? 'unique_' : 'index_') . join('_', $this->getColumns());

        return strlen($name) > 64 ? md5($name) : $name;
    }

    /**
     * So we can compare indexes.
     *
     * @return string
     */
    public function __toString()
    {
        return json_encode([
            $this->index,
            $this->unique
        ]);
    }
}