Swis\JsonApi\Client\TypeMapper

Complexity

Total Complexity

7

Size/Duplication

Total Lines	43
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	setMapping()	0	11	3
A	getMapping()	0	7	2
A	removeMapping()	0	3	1
A	hasMapping()	0	3	1

<?php

declare(strict_types=1);

namespace Swis\JsonApi\Client;

use Swis\JsonApi\Client\Exceptions\TypeMappingException;
use Swis\JsonApi\Client\Interfaces\ItemInterface;
use Swis\JsonApi\Client\Interfaces\TypeMapperInterface;

class TypeMapper implements TypeMapperInterface
{
    /**
     * @var array
     */
    protected $typeMappings = [];

    /**
     * @throws \Swis\JsonApi\Client\Exceptions\TypeMappingException
     */
    public function setMapping(string $type, string $class): void
    {
        if (! class_exists($class)) {
            throw new TypeMappingException(sprintf('Class %s not found.', $class));
        }

        if (! is_subclass_of($class, ItemInterface::class)) {
            throw new TypeMappingException(sprintf('Class %s must implement %s.', $class, ItemInterface::class));
        }

        $this->typeMappings[$type] = $class;
    }

    public function hasMapping(string $type): bool
    {
        return array_key_exists($type, $this->typeMappings);
    }

    public function removeMapping(string $type): void
    {
        unset($this->typeMappings[$type]);
    }

    /**
     * @throws \Swis\JsonApi\Client\Exceptions\TypeMappingException
     */
    public function getMapping(string $type): ItemInterface
    {
        if (! array_key_exists($type, $this->typeMappings)) {
            throw new TypeMappingException(sprintf('No mapping for type %s', $type));
        }

        return new $this->typeMappings[$type];
    }
}