#include "Web_Server.h"

#include <charconv>
#include <cstdint>
#include <iostream>
#include <string_view>

namespace {

std::uint16_t parse_port(int argc, char** argv) {
    constexpr std::uint16_t default_port = 8848;
    if (argc != 3 || std::string_view(argv[1]) != "--port")
        return default_port;
    unsigned value{};
    const std::string_view text(argv[2]);
    const auto [end, error] = std::from_chars(text.data(), text.data() + text.size(), value);
    if (error != std::errc{} || end != text.data() + text.size() || value == 0 || value > 65535) {
        std::cerr << "Invalid port: " << text << '\n';
        return 0;
    }
    return static_cast<std::uint16_t>(value);
}

} // namespace

int main(int argc, char** argv) {
    const std::uint16_t port = parse_port(argc, argv);
    return port == 0 ? 2 : renderive::web::run_web_server(port);
}