<?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:----MjcxMTAzMTQ1MDQzNjYxNSA1Njc1NTIzMjUyMTc0ODk1IDkwOTE2OTc5NTE3MzM5OTI=