Args.hpp

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#pragma once
 
#include <ostream>
#include <string>
#include <vector>
 
struct ServerConfig {
    int port;
    int width;
    int height;
    std::vector<std::string> teamNames;
    int clientsNb;
    int freq;
    unsigned int seed;
 
    friend std::ostream& operator<<(std::ostream& os, const ServerConfig& c)
    {
        os << "Server configuration:\n"
           << "  Port    : " << c.port << "\n"
           << "  Map     : " << c.width << "x" << c.height << "\n"
           << "  Clients : " << c.clientsNb << " per team\n"
           << "  Freq    : " << c.freq << " Hz\n"
           << "  Seed    : " << c.seed << "\n"
           << "  Teams   : ";
        for (size_t i = 0; i < c.teamNames.size(); ++i) {
            if (i) os << ", ";
            os << c.teamNames[i];
        }
        return os;
    }
};
 
class Args {
    public:
    Args(int argc, char** argv);
 
    bool isValid() const;
 
    bool isHelpRequested() const;
 
    int exitCode() const;
 
    ServerConfig getConfig() const;
 
    private:
    enum class ParseResult { Success, HelpRequested, Error };
 
    static constexpr int SUCCESS = 0;
    static constexpr int ERROR = 84;
 
    ServerConfig config = {-1, -1, -1, {}, 10, 100, 0};
    ParseResult result = ParseResult::Error;
};