#pragma once

#include "cmd/cmd_base.hpp"

namespace fsh {

    class CmdTouch : public Command {

      protected:
        virtual void register_flags() override {
            ArgFactory& factory = get_factory();
            factory.add_rule<std::string>(true);
        }

        virtual void run(std::istream& in, std::ostream& out, ArgManager& args) override {
            auto name = *(args.get<std::string>(0));
            if (std::ifstream(name, std::ios::in).good() || !std::ofstream(name, std::ios::out).is_open()) {
                throw std::runtime_error("File exists");
            }
        }
    };

}