drmvc/framework

<?php

namespace DrMVC\Framework;

use DrMVC\Config\ConfigInterface;

/**
 * Class for work with PSR containers
 * @package DrMVC\Framework
 * @since   3.0
 */
class Containers implements ContainersInterface
{
    /**
     * @var array
     */
    private $_containers = [];

    /**
     * @param   string $name
     * @return  mixed
     */
    private function getContainer(string $name)
    {
        return $this->_containers[$name];
    }

    /**
     * @param   string $name
     * @param   object $object
     * @return  ContainersInterface
     */
    private function setContainer(string $name, $object): ContainersInterface
    {
        $this->_containers[$name] = $object;
        return $this;
    }

    /**
     * PSR-11 set container
     *
     * @param   string $container
     * @param   string|object $object
     * @param   ConfigInterface $config
     * @return  ContainersInterface
     */
    public function set(string $container, $object, ConfigInterface $config = null): ContainersInterface
    {
        if (!$this->has($container)) {
            if (\is_object($object)) {
                $this->setContainer($container, $object);
            } else {
                $class = '\\DrMVC\\' . $object;
                $this->setContainer($container, new $class($config));
            }
        }
        return $this;
    }

    /**
     * Get container by name
     *
     * @param   string $name
     * @return  mixed
     */
    public function get($name)
    {
        // TODO: NotFoundExceptionInterface
        return $this->has($name) ? $this->getContainer($name) : null;
    }

    /**
     * Container is exist
     *
     * @param   string $name
     * @return  bool
     */
    public function has($name): bool
    {
        // TODO: NotFoundExceptionInterface
        return isset($this->_containers[$name]);
    }
}