#include <expected>
#include <string>
#include <cstring>
#include <iostream>
#include <format>

#include <control.pb.h>

#include <rpcclient.hpp>
#include <nethandler.hpp>
#include <testconnect.hpp>

class TestHandler : public NetHandler {
public:
        std::expected<void, std::string> Handle(std::string& req, std::string& res) override;
};

std::expected<void, std::string>  TestHandler::Handle(std::string& rawReq, std::string& rawRes) {
        control::HelloRequest pbReq;
        pbReq.ParseFromString(rawReq);
        std::cout << std::format("rpcName: {}\n", pbReq.meta().rpcname());
        std::cout << std::format("req message: {}\n", pbReq.message());

        control::HelloResult pbRes;
        pbRes.set_message("Johnny!");
        auto resMeta = pbRes.mutable_meta();
        resMeta->set_error(false);
        pbRes.SerializeToString(&rawRes);
        return {};
}

int main(int argc, char** argv) {
        TestHandler handler;
        TestConnector connector(handler);
        RPCClient rpcCli(connector);

        control::HelloRequest pbReq;
        auto reqMeta = pbReq.mutable_meta();
        reqMeta->set_rpcname("getHello");
        pbReq.set_message("What's your name?");

        control::HelloResult pbRes;
        auto trRes = rpcCli.DoTransaction(pbReq, pbRes);

        std::cout << std::format("res message: {}\n", pbRes.message());
}