#include "agent/manus.h"
#include "logger.h"
#include "prompt.h"
#include "flow/flow_factory.h"

#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__))
#include <signal.h>
#include <unistd.h>
#elif defined (_WIN32)
#define WIN32_LEAN_AND_MEAN
#ifndef NOMINMAX
#define NOMINMAX
#endif
#include <windows.h>
#include <signal.h>
#endif

using namespace humanus;

#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__)) || defined (_WIN32)
static void sigint_handler(int signo) {
    if (signo == SIGINT) {
        logger->info("Received SIGINT, exiting...");
        exit(0);
    }
}
#endif

int main() {

    // ctrl+C handling
    {
#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__))
        struct sigaction sigint_action;
        sigint_action.sa_handler = sigint_handler;
        sigemptyset (&sigint_action.sa_mask);
        sigint_action.sa_flags = 0;
        sigaction(SIGINT, &sigint_action, NULL);
#elif defined (_WIN32)
        auto console_ctrl_handler = +[](DWORD ctrl_type) -> BOOL {
            return (ctrl_type == CTRL_C_EVENT) ? (sigint_handler(SIGINT), true) : false;
        };
        SetConsoleCtrlHandler(reinterpret_cast<PHANDLER_ROUTINE>(console_ctrl_handler), true);
#endif
    }
    // Manus agent = Manus();
    // while (true) {
    //     std::string prompt;
    //     std::cout << "Enter your prompt (or 'exit' to quit): ";
    //     std::getline(std::cin, prompt);
    //     if (prompt == "exit") {
    //         logger->info("Goodbye!");
    //         break;
    //     }
    //     logger->info("Processing your request...");
    //     agent.run(prompt);
    // }

    std::shared_ptr<BaseAgent> agent_ptr = std::make_shared<Manus>();
    std::map<std::string, std::shared_ptr<BaseAgent>> agents;
    agents["default"] = agent_ptr;

    auto flow = FlowFactory::create_flow(
        FlowType::PLANNING,
        nullptr,  // llm
        nullptr,  // planning_tool
        std::vector<std::string>{},  // executor_keys
        "",  // active_plan_id
        agents,  // agents
        std::vector<std::shared_ptr<BaseTool>>{},  // tools
        "default"  // primary_agent_key
    );

    while (true) {
        if (agent_ptr->current_step == agent_ptr->max_steps) {
            std::cout << "Program automatically paused after " << agent_ptr->current_step << " steps." << std::endl;
            std::cout << "Enter your prompt (like 'continue' to continue or 'exit' to quit): ";
            agent_ptr->current_step = 0;
        } else {
            std::cout << "Enter your prompt (or 'exit' to quit): ";
        }
        
        std::string prompt;
        std::getline(std::cin, prompt);
        if (prompt == "exit") {
            logger->info("Goodbye!");
            break;
        }

        std::cout << "Processing your request..." << std::endl;
        auto result = flow->execute(prompt);
        std::cout << result << std::endl;
    }
}