<?php

namespace ActivityPhp;

/**
 * \ActivityPhp\Version handles current version of this package
 */
abstract class Version
{
	/**
	 * Get ActivityPhp version
	 */
	public static function getVersion(): string
	{
		$filename = dirname(__DIR__, 2) . '/composer.json';

		self::checkFile($filename);

		$composer = json_decode(
		    file_get_contents($filename)
		);

		if (json_last_error() === JSON_ERROR_NONE) {
		    if (isset($composer->version) && is_string($composer->version)) {
		        return $composer->version;
		    }
		}

		return 'Undefined';
	}


	/**
	 * get root namespace
	 */
	public static function getRootNamespace(): string
	{
		return __NAMESPACE__;
	}


	/**
	 * Check that given filename is a string and is readable
	 *
	 * @throws \Exception if filename is not a string
	 *                 or if filename is not a file
	 *                 or if file is not readable
	 */
	public static function checkFile(string $filename): void
	{
		if (! is_string($filename)) {
		    throw new Exception(
		        'FILE_ERROR Filename must be a string. Given: '
		        . gettype($filename)
		    );
		}

		// Must be readable
		if (! is_readable($filename)) {
		    throw new Exception(
		        "FILE_ERROR Filename '{$filename}' is not readable"
		    );
		}

		// Must be a file
		if (! is_file($filename)) {
		    throw new Exception(
		        "FILE_ERROR Filename '{$filename}' must be a file"
		    );
		}
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTAyNDkxNjg4MTQ1MTQ2NSA2MDg1NTE3NzY5MDgzMTQyIDM3NTc4MjUzMjQ5NTgwMzc=