#ifndef LEDDISPLAYDEVICE_H
#define LEDDISPLAYDEVICE_H

#include "ILedDisplayDevice.h"

#include <cstdint>
#include <mutex>
#include <string>
#include <vector>

class CLedDisplayDevice : public ILedDisplayDevice
{
public:
    CLedDisplayDevice();
    ~CLedDisplayDevice() override;

    int Open(const LedDisplayConfig& config) override;
    void Close() override;
    bool IsConnected() const override;
    int SendResult(const LedDisplayResult& result) override;
    const LedDisplayConfig& GetConfig() const override;
    void SetStatusCallback(LedDisplayStatusCallback callback, void* user) override;

private:
    void NotifyStatus(ELedDisplayStatus status, const std::string& message);
    bool ConnectLocked();
    void CloseSocketLocked();
    bool SendFrameLocked(const std::vector<uint8_t>& data);
    bool ReceiveAckLocked();
    std::vector<uint8_t> BuildRealtimeData(const LedDisplayResult& result) const;
    std::string BuildResultText(const LedDisplayResult& result) const;
    void SetLastError(const std::string& error);

private:
    mutable std::mutex m_mutex;
    LedDisplayConfig m_config;
    intptr_t m_socket = -1;
    bool m_connected = false;
    std::string m_lastError;
    LedDisplayStatusCallback m_statusCallback;
    void* m_statusUser = nullptr;
};

#endif // LEDDISPLAYDEVICE_H