#include "pch.h"

#include "metrics.h"
#include "vcpkg_Commands.h"
#include "vcpkg_System.h"

#define STRINGIFY(...) #__VA_ARGS__
#define MACRO_TO_STRING(X) STRINGIFY(X)

#define VCPKG_VERSION_AS_STRING MACRO_TO_STRING(VCPKG_VERSION)

namespace vcpkg::Commands::Version
{
    const std::string& version()
    {
        static const std::string s_version =
#include "../VERSION.txt"

            +std::string(VCPKG_VERSION_AS_STRING)
#ifndef NDEBUG
            + std::string("-debug")
#endif
            + std::string(Metrics::get_compiled_metrics_enabled() ? "" : "-external");
        return s_version;
    }

    void perform_and_exit(const VcpkgCmdArguments& args)
    {
        args.check_exact_arg_count(0);
        args.check_and_get_optional_command_arguments({});

        System::println("Vcpkg package management program version %s\n"
                        "\n"
                        "See LICENSE.txt for license information.",
                        version());
        Checks::exit_success(VCPKG_LINE_INFO);
    }
}