#pragma once
#include <Arduino.h>
#include <ArduinoJson.h>
#include <ESPAsyncWebServer.h>
#include <Updater.h>
#include <functional>
#include <vector>
#include <tuple>

#include "NodeContext.h"
#include "NodeInfo.h"
#include "TaskManager.h"
#include "ApiTypes.h"

class Service;  // Forward declaration

class ApiServer {
public:
    ApiServer(NodeContext& ctx, TaskManager& taskMgr, uint16_t port = 80);
    void begin();
    void addService(Service& service);
    void addEndpoint(const String& uri, int method, std::function<void(AsyncWebServerRequest*)> requestHandler);
    void addEndpoint(const String& uri, int method, std::function<void(AsyncWebServerRequest*)> requestHandler,
                    std::function<void(AsyncWebServerRequest*, const String&, size_t, uint8_t*, size_t, bool)> uploadHandler);

    void addEndpoint(const String& uri, int method, std::function<void(AsyncWebServerRequest*)> requestHandler,
                    const std::vector<ParamSpec>& params);
    void addEndpoint(const String& uri, int method, std::function<void(AsyncWebServerRequest*)> requestHandler,
                    std::function<void(AsyncWebServerRequest*, const String&, size_t, uint8_t*, size_t, bool)> uploadHandler,
                    const std::vector<ParamSpec>& params);

    static const char* methodToStr(int method);
    
    // Access to endpoints for endpoints endpoint
    const std::vector<EndpointInfo>& getEndpoints() const { return endpoints; }

private:
    AsyncWebServer server;
    NodeContext& ctx;
    TaskManager& taskManager;
    std::vector<std::reference_wrapper<Service>> services;
    std::vector<EndpointInfo> endpoints;  // Single source of truth for endpoints

    // Internal helpers
    void registerEndpoint(const String& uri, int method, 
                         const std::vector<ParamSpec>& params,
                         const String& serviceName);
};