<?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:----MTQ3NDc0OTExNTU0NzQyIDk1OTEyNTUyNTMzODk1ODQgNTYwMDg3ODA3Njk4NTU5Nw==