#include <iostream>
#include <string>

int main(int argc, char* argv[])
{
    std::string port = "/dev/ttyUSB0";
    int baud = 9600;
    int slaveStart = 1;
    int slaveEnd = 10;
    for (int i = 1; i < argc; ++i) {
        const std::string arg = argv[i];
        if (arg == "--port" && i + 1 < argc) {
            port = argv[++i];
        } else if (arg == "--baud" && i + 1 < argc) {
            baud = std::stoi(argv[++i]);
        } else if (arg == "--slave-start" && i + 1 < argc) {
            slaveStart = std::stoi(argv[++i]);
        } else if (arg == "--slave-end" && i + 1 < argc) {
            slaveEnd = std::stoi(argv[++i]);
        }
    }
    std::cout << "modbus_scanner: draft output for physical_devices.json\n";
    std::cout << "  port=" << port << " baud=" << baud
              << " slaves=" << slaveStart << "-" << slaveEnd << "\n";
    std::cout << "  Run with libmodbus integration to probe registers (Phase 2 tool).\n";
    return 0;
}