<?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 $filename): void
    {
        // Must be a string
        if (!is_string($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:----MjkyNzQzODMzNTQ2NzU2MCA4NTA5Njc5Mjc3Nzg5NDk1IDE3MzE2ODMxNzg3NDg5NzI=