#pragma once
#include <Arduino.h>
#include <algorithm>
#include <memory>
#include <SoftwareSerial.h>
#include <DFRobotDFPlayerMini.h>
#include "spore/Service.h"
#include "spore/core/TaskManager.h"
#include "spore/core/NodeContext.h"

class ApiServer;
class AsyncWebServerRequest;
class MultiMatrixService : public Service {
public:
    MultiMatrixService(NodeContext& ctx, TaskManager& taskManager, uint8_t rxPin, uint8_t txPin, uint8_t potentiometerPin);
    void registerEndpoints(ApiServer& api) override;
    const char* getName() const override { return "MultiMatrixAudio"; }

    bool isReady() const;
    uint8_t getVolume() const;
    bool isLoopEnabled() const;

    void play();
    void stop();
    void pause();
    void resume();
    void next();
    void previous();
    void setVolume(uint8_t volume);
    void setLoop(bool enabled);

private:
    static constexpr uint16_t POTENTIOMETER_SAMPLE_INTERVAL_MS = 200;
    static constexpr uint8_t MAX_VOLUME = 30;
    static constexpr uint8_t POT_VOLUME_EPSILON = 2;

    void registerTasks();
    void pollPotentiometer();
    void handleStatusRequest(AsyncWebServerRequest* request);
    void handleControlRequest(AsyncWebServerRequest* request);
    uint8_t calculateVolumeFromPotentiometer(uint16_t rawValue) const;
    void applyVolume(uint8_t targetVolume);
    void publishEvent(const char* action);

    NodeContext& m_ctx;
    TaskManager& m_taskManager;
    std::unique_ptr<SoftwareSerial> m_serial;
    DFRobotDFPlayerMini m_player;
    uint8_t m_potentiometerPin;
    uint8_t m_volume;
    bool m_playerReady;
    bool m_loopEnabled;
};