Zemit\Config\Config

Complexity

Total Complexity

20

Size/Duplication

Total Lines	113
Duplicated Lines	0 %

Test Coverage

Coverage

67.44%

Importance

Changes	1
Bugs	0	Features	1

8 Methods

Rating	Name	Duplication	Size	Complexity
A	getModelInstance()	0	6	1
A	merge()	0	17	4
A	resetModelClass()	0	3	1
A	getModelClass()	0	3	2
A	getDateTime()	0	8	2
A	setModelClass()	0	3	1
A	internalMergeAppend()	0	15	6
A	pathToArray()	0	13	3

<?php

/**
 * This file is part of the Zemit Framework.
 *
 * (c) Zemit Team <contact@zemit.com>
 *
 * For the full copyright and license information, please view the LICENSE.txt
 * file that was distributed with this source code.
 */

namespace Zemit\Config;

use DateTimeImmutable;
use Phalcon\Config\ConfigInterface as PhalconConfigInterface;
use Zemit\Mvc\Model;
use DateTimeInterface;
use Exception;
use Zemit\Mvc\ModelInterface;

class Config extends \Phalcon\Config\Config implements ConfigInterface
{
    /**
     * Return the element as an array
     */
    public function pathToArray(string $path, ?array $defaultValue = null, ?string $delimiter = null): ?array
    {
        $ret = $this->path($path, $defaultValue, $delimiter);
        
        if (is_null($ret)) {
            return null;
        }
        
        if ($ret instanceof PhalconConfigInterface) {
            return $ret->toArray();
        }
        
        return (array)$ret;
    }
    
    public function merge($toMerge, bool $append = false): PhalconConfigInterface
    {
        if (!$append) {
            return parent::merge($toMerge);
        }
        
        $source = $this->toArray();
        $this->clear();
        $toMerge = $toMerge instanceof PhalconConfigInterface ? $toMerge->toArray() : $toMerge;
        
        if (!is_array($toMerge)) {
            throw new \Exception('Invalid data type for merge.');
        }
        
        $result = $this->internalMergeAppend($source, $toMerge);
        $this->init($result);
        return $this;
    }
    
    final protected function internalMergeAppend(array $source, array $target): array
    {
        foreach ($target as $key => $value) {
            if (is_array($value) && isset($source[$key]) && is_array($source[$key])) {
                $source[$key] = $this->internalMergeAppend($source[$key], $value);
            }
            elseif (is_int($key)) {
                $source[] = $value;
            }
            else {
                $source[$key] = $value;
            }
        }
        
        return $source;
    }
    
    /**
     * Get a modified DateTime.
     * Note: This is a helper to enhance strict typings and safely use DateTime within config
     *
     * @param string $modifier The modifier string to modify the DateTime.
     * @param DateTimeImmutable|null $dateTime Optional. The DateTime to modify. Defaults to current DateTime if not provided.
     *
     * @return DateTimeImmutable The modified DateTime object.
     * @throws Exception If the modification of the DateTime fails.
     */
    public function getDateTime(string $modifier, ?DateTimeImmutable $dateTime = null): DateTimeImmutable
    {
        $dateTime ??= new DateTimeImmutable();
        $modified = $dateTime->modify($modifier);
        if ($modified === false) {
            throw new Exception("Failed to modify the date with the period '{$modifier}'.");
        }
        return $modified;
    }
    
    /**
     * Return a new model instance from class name
     * @todo use DI instead
     */
    public function getModelInstance(string $class): ModelInterface
    {
        $modelClass = $this->getModelClass($class);
        $modelInstance = new $modelClass();
        assert($modelInstance instanceof ModelInterface);
        return $modelInstance;
    }
    
    /**
     * Return the mapped model class name from $this->models->$class
     * @todo use DI instead
     */
    public function getModelClass(string $class): string
    {
        return $this->get('models')->get($class) ?: $class;
    }
    
    /**
     * Map a new model class
     * @todo use DI instead
     */
    public function setModelClass(string $class, string $expected): void
    {
        $this->get('models')->set($class, $expected);
    }
    
    /**
     * Map a new model class
     * @todo use DI instead
     */
    public function resetModelClass(string $class): void
    {
        $this->get('models')->set($class, $class);
    }
}