#ifndef IY_DRONESCREWCTRL_STATUS_H
#define IY_DRONESCREWCTRL_STATUS_H

#include <QImage>
#include <QMetaType>
#include <QString>
#include <vector>

/**
 * @brief 单个检测目标
 */
struct CtrlDetectionBox
{
    int    classId{0};
    float  score{0.0f};
    int    x{0};
    int    y{0};
    int    width{0};
    int    height{0};
    bool   hasPhysicalHeight{false};
    float  physicalHeightMm{0.0f};
};

/**
 * @brief 一帧检测结果
 */
// Stereo distance result in millimeters.
struct CtrlDetectionDistance
{
    int   fromId{0};
    int   toId{0};
    float distanceMm{0.0f};
};

struct CtrlDetectionFrame
{
    qint64                       frameId{0};
    qint64                       timestampUs{0};
    int                          imageWidth{0};
    int                          imageHeight{0};
    std::vector<CtrlDetectionBox> boxes;
    std::vector<CtrlDetectionDistance> distances;
    bool                         success{true};
    int                          errorCode{0};
    QString                      message;
};

Q_DECLARE_METATYPE(CtrlDetectionFrame)

/**
 * @brief 工作状态
 */
enum class CtrlWorkStatus
{
    Idle = 0,        // 闲置
    Connecting,      // 正在连接
    Streaming,       // 拉流中
    Detecting,       // 检测中（推算）
    Error,           // 错误
};

/**
 * @brief 主窗口需要 Presenter 通过此接口更新 UI
 */
class IYDroneScrewCtrlStatus
{
public:
    virtual ~IYDroneScrewCtrlStatus() = default;

    virtual void OnRtspFrame(const QImage& frame) = 0;
    virtual void OnDetectionResult(const CtrlDetectionFrame& result) = 0;
    virtual void OnWorkStatusChanged(CtrlWorkStatus status) = 0;
    virtual void OnServerConnectionChanged(bool connected) = 0;
    virtual void OnStatusMessage(const QString& msg) = 0;
};

#endif // IY_DRONESCREWCTRL_STATUS_H