<?php

namespace League\Tactician\Bundle\DependencyInjection;

use League\Tactician\Bundle\Security\Voter\HandleCommandVoter;
use League\Tactician\Logger\Formatter\ClassNameFormatter;
use League\Tactician\Logger\Formatter\ClassPropertiesFormatter;
use League\Tactician\Logger\LoggerMiddleware;
use Symfony\Component\Config\FileLocator;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Loader;
use Symfony\Component\DependencyInjection\Reference;
use Symfony\Component\HttpKernel\DependencyInjection\ConfigurableExtension;

class TacticianExtension extends ConfigurableExtension
{
    /**
     * Configures the passed container according to the merged configuration.
     *
     * @param array $mergedConfig
     * @param ContainerBuilder $container
     */
    protected function loadInternal(array $mergedConfig, ContainerBuilder $container)
    {
        $loader = new Loader\YamlFileLoader($container, new FileLocator(__DIR__ . '/../Resources/config/services'));
        $loader->load('services.yml');
        $container->setParameter('tactician.merged_config', $mergedConfig);
        $this->configureSecurity($mergedConfig, $container);
        $this->configureLogger($mergedConfig, $container);
    }

    public function getAlias(): string
    {
        return 'tactician';
    }

    /**
     * Configure the security voter if the security middleware is loaded.
     *
     * @param array $mergedConfig
     * @param ContainerBuilder $container
     */
    private function configureSecurity(array $mergedConfig, ContainerBuilder $container)
    {
        foreach ($mergedConfig['commandbus'] as $commandBusConfig) {
            if (in_array('tactician.middleware.security', $commandBusConfig['middleware'])) {
                return $this->configureCommandSecurityVoter($mergedConfig, $container);
            }
        }
    }

    /**
     * Configure the security voter.
     *
     * @param array $mergedConfig
     * @param ContainerBuilder $container
     */
    private function configureCommandSecurityVoter(array $mergedConfig, ContainerBuilder $container)
    {
        if (!$container->has('tactician.middleware.security_voter')) {
            $definition = new Definition(
                HandleCommandVoter::class,
                [
                    new Reference('security.access.decision_manager'),
                    $mergedConfig['security']
                ]
            );
            $definition->addTag('security.voter');
            $container->setDefinition('tactician.middleware.security_voter', $definition);
        }
    }

    /**
     * Configure the logger middleware.
     *
     * @param array $mergedConfig
     * @param ContainerBuilder $container
     */
    private function configureLogger(array $mergedConfig, ContainerBuilder $container)
    {
        $this->configureLoggerFormatters($container);

        $loggerMiddleware = new Definition(LoggerMiddleware::class, [
            new Reference($mergedConfig['logger_formatter']),
            new Reference('logger')
        ]);
        $loggerMiddleware->setPublic(false);
        $loggerMiddleware->addTag('monolog.logger', ['channel' => 'command_bus']);

        $container->setDefinition('tactician.middleware.logger', $loggerMiddleware);
    }


    private function configureLoggerFormatters(ContainerBuilder $container)
    {
        $container->setDefinition(
            'tactician.logger.class_properties_formatter',
            new Definition(ClassPropertiesFormatter::class)
        )->setPublic(false);

        $container->setDefinition(
            'tactician.logger.class_name_formatter',
            new Definition(ClassNameFormatter::class)
        )->setPublic(false);
    }
}