<?php

namespace ADP;

class Factory {
	const PROJECT_NAMESPACE = __NAMESPACE__;
	const BASE_VERSION_NAMESPACE = self::PROJECT_NAMESPACE . "\\BaseVersion";
	const PRO_VERSION_NAMESPACE = self::PROJECT_NAMESPACE . "\\ProVersion";

	protected static function convertAlias( $name ) {
		return "Includes\\" . str_replace( "_", "\\", $name );
	}

	/**
	 * @param string $name
	 *
	 * @return string
	 */
	public static function getClassName( $name ) {
		$className = self::BASE_VERSION_NAMESPACE . "\\" . self::convertAlias( $name );
		$proClassName = self::PRO_VERSION_NAMESPACE . "\\" . self::convertAlias( $name );

		if ( class_exists( $proClassName ) ) {
			$className = $proClassName;
		}

		return $className;
	}

	public static function callStaticMethod( $name, $method, ...$arguments ) {
		$className = self::getClassName( $name );

		return call_user_func_array( array( $className, $method ), $arguments );
	}

	public static function get( $name, ...$arguments ) {
		$className = self::getClassName( $name );

		/**
		 * Support Singletons
		 * Hope we do not need it in the future
		 */
		if ( method_exists( $className, 'get_instance' ) ) {
			return $className::get_instance();
		}

		try {
			$class = new \ReflectionClass( $className );
		} catch ( \ReflectionException $e ) {
			echo $e->getMessage();
			return null;
		}

		return $class->newInstanceArgs( $arguments );
	}

	public static function getClassNamesInNameSpace( $namespace ) {
		$classNames = array();
		$path       = AutoLoader::convertNameSpaceIntoPath( $namespace );

		foreach ( glob( $path . "/*" ) as $filename ) {
			$baseClassName       = str_replace( ".php", "", basename( $filename ) );
			$className = $namespace . "\\" . $baseClassName;

			if ( class_exists( $className ) ) {
				$reflection = new \ReflectionClass( $className );

				if ( ! $reflection->isAbstract() ) {
					$classNames[] = $className;
				}
			}
		}

		return $classNames;
	}

	public static function getClassNames( $name ) {
		return array_merge(
			self::getClassNamesInNameSpace( self::BASE_VERSION_NAMESPACE . "\\" . self::convertAlias( $name ) ),
			self::getClassNamesInNameSpace( self::PRO_VERSION_NAMESPACE . "\\" . self::convertAlias( $name ) )
		);
	}
}