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<?php

    namespace Inlm\SchemaGenerator\Adapters;

    use Inlm\SchemaGenerator\IAdapter;
    use Inlm\SchemaGenerator\Configuration;
    use Inlm\SchemaGenerator\ConfigurationFactory;
    use Inlm\SchemaGenerator\ConfigurationSerializer;
    use Nette\Utils\FileSystem;
    use Nette\Neon\Neon;


    class NeonAdapter implements IAdapter
    {
        /** @var string */
        private $file;


        /**
         * @param  string
         */
        public function __construct($file)
        {
            $this->file = $file;
        }


        /**
         * @return Configuration
         */
        public function load()
        {
            $config = array();

            if (file_exists($this->file)) {
                $content = FileSystem::read($this->file);

                if ($content !== '') {
                    $config = Neon::decode($content);
                }
            }

            return ConfigurationFactory::fromArray($config);
        }


        /**
         * @return void
         */
        public function save(Configuration $configuration)
        {
            $content = Neon::encode(ConfigurationSerializer::serialize($configuration), Neon::BLOCK);
            FileSystem::write($this->file, "# DON'T EDIT THIS FILE!\n\n" . rtrim($content) . "\n", NULL);
        }
    }