protected function getOldLemmas($file_lang_path, array $values = [])
    {
        if (!is_writable(dirname($file_lang_path))) {
            $this->error("    > Unable to write file in directory " . dirname($file_lang_path));
            die();
        }

        if (!file_exists($file_lang_path)) {
            $this->info("    > File has been created");
        }

        if (!touch($file_lang_path)) {
            $this->error("    > Unable to touch file {$file_lang_path}");
            die();
        }

        if (!is_readable($file_lang_path)) {
            $this->error("    > Unable to read file {$file_lang_path}");
            die();
        }

        if (!is_writable($file_lang_path)) {
            $this->error("    > Unable to write in file {$file_lang_path}");
            die();
        }

        // Get lang file values
        $lang = include($file_lang_path);

        // Parse values
        $lang = is_array($lang) ? Arr::dot($lang) : [];

        foreach ($lang as $key => $value) {
            $values[$this->encodeKey($key)] = $value;
        }

        return $values;
    }