<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Setup\Module\Dependency;

use Magento\Framework\File\Csv;
use Magento\Framework\Filesystem\Driver\File;
use Magento\Setup\Module\Dependency\Circular as CircularTool;
use Magento\Setup\Module\Dependency\Report\Circular as CircularReport;
use Magento\Setup\Module\Dependency\Report\Dependency;
use Magento\Setup\Module\Dependency\Report\Framework;

/**
* Service Locator (instead DI container)
*
* @SuppressWarnings(PHPMD.CouplingBetweenObjects)
*/
class ServiceLocator
{
/**
* Xml config dependencies parser
*
* @var \Magento\Setup\Module\Dependency\ParserInterface
*/
private static $xmlConfigParser;

/**
* Composer Json parser
*
* @var \Magento\Setup\Module\Dependency\ParserInterface
*/
private static $composerJsonParser;

/**
* Framework dependencies parser
*
* @var \Magento\Setup\Module\Dependency\ParserInterface
*/
private static $frameworkDependenciesParser;

/**
* Modules dependencies report builder
*
* @var \Magento\Setup\Module\Dependency\Report\BuilderInterface
*/
private static $dependenciesReportBuilder;

/**
* Modules circular dependencies report builder
*
* @var \Magento\Setup\Module\Dependency\Report\BuilderInterface
*/
private static $circularDependenciesReportBuilder;

/**
* Framework dependencies report builder
*
* @var \Magento\Setup\Module\Dependency\Report\BuilderInterface
*/
private static $frameworkDependenciesReportBuilder;

/**
* Csv file writer
*
* @var \Magento\Framework\File\Csv
*/
private static $csvWriter;

/**
* Get modules dependencies report builder
*
* @return \Magento\Setup\Module\Dependency\Report\BuilderInterface
*/
public static function getDependenciesReportBuilder()
{
if (null === self::$dependenciesReportBuilder) {
self::$dependenciesReportBuilder = new Dependency\Builder(
self::getComposerJsonParser(),
new Dependency\Writer(self::getCsvWriter())
);
}
return self::$dependenciesReportBuilder;
}

/**
* Get modules circular dependencies report builder
*
* @return \Magento\Setup\Module\Dependency\Report\BuilderInterface
*/
public static function getCircularDependenciesReportBuilder()
{
if (null === self::$circularDependenciesReportBuilder) {
self::$circularDependenciesReportBuilder = new CircularReport\Builder(
self::getComposerJsonParser(),
new CircularReport\Writer(self::getCsvWriter()),
new CircularTool([], null)
);
}
return self::$circularDependenciesReportBuilder;
}

/**
* Get framework dependencies report builder
*
* @return \Magento\Setup\Module\Dependency\Report\BuilderInterface
*/
public static function getFrameworkDependenciesReportBuilder()
{
if (null === self::$frameworkDependenciesReportBuilder) {
self::$frameworkDependenciesReportBuilder = new Framework\Builder(
self::getFrameworkDependenciesParser(),
new Framework\Writer(self::getCsvWriter()),
self::getXmlConfigParser()
);
}
return self::$frameworkDependenciesReportBuilder;
}

/**
* Get modules dependencies parser
*
* @return \Magento\Setup\Module\Dependency\ParserInterface
*/
private static function getXmlConfigParser()
{
if (null === self::$xmlConfigParser) {
self::$xmlConfigParser = new Parser\Config\Xml();
}
return self::$xmlConfigParser;
}

/**
* Get modules dependencies from composer.json parser
*
* @return \Magento\Setup\Module\Dependency\ParserInterface
*/
private static function getComposerJsonParser()
{
if (null === self::$composerJsonParser) {
self::$composerJsonParser = new Parser\Composer\Json();
}
return self::$composerJsonParser;
}

/**
* Get framework dependencies parser
*
* @return \Magento\Setup\Module\Dependency\ParserInterface
*/
private static function getFrameworkDependenciesParser()
{
if (null === self::$frameworkDependenciesParser) {
self::$frameworkDependenciesParser = new Parser\Code();
}
return self::$frameworkDependenciesParser;
}

/**
* Get csv file writer
*
* @return \Magento\Framework\File\Csv
*/
private static function getCsvWriter()
{
if (null === self::$csvWriter) {
self::$csvWriter = new Csv(new File());
}
return self::$csvWriter;
}
}