Source/Plugin/McpServer.h

#pragma once

#include <thread>
#include <atomic>
#include <string>
#include <memory>
#include <functional>
#include <vector>
#include <map>

namespace httplib { class Server; }
class HelperConnection;

class McpServer
{
public:
    McpServer(HelperConnection& helper);
    ~McpServer();

    void start();
    void stop();
    bool isRunning() const;
    int getPort() const { return port; }

    // Callbacks set by Processor
    std::function<std::string()> getAnalysisCallback;
    std::function<std::string()> channelNameCallback;

    // Param callbacks — wired to inProcessPlugin when SAFE, null when UNSAFE
    std::function<std::string(const std::string& keyword)>   searchParamCallback;
    std::function<std::string(const std::vector<int>& ids)>  getParamsCallback;
    std::function<bool(const std::map<int,float>& values)>   setParamsCallback;

private:
    void setupRoutes();

    std::string handleInitialize(const std::string& requestBody);
    std::string handleToolsList(const std::string& requestBody);
    std::string handleToolsCall(const std::string& requestBody);

    std::unique_ptr<httplib::Server> server;
    std::thread serverThread;
    std::atomic<bool> running{false};
    int port = 0;
    std::string sessionId;
    bool initialized = false;

    HelperConnection& helper;
};