#pragma once

#include "SatelliteData.h"

#include <QElapsedTimer>
#include <QImage>
#include <QPoint>
#include <QPixmap>
#include <QSet>
#include <QTimer>
#include <QWidget>

class GlobeWidget : public QWidget {
    Q_OBJECT

public:
    explicit GlobeWidget(QWidget *parent = nullptr);

    void setSatellites(const QVector<SatellitePosition> &satellites);
    void setSatelliteMotion(const QVector<SatellitePosition> &current,
                            const QVector<SatellitePosition> &next,
                            int durationMs);
    void setObservedPrns(const QSet<QString> &prns);
    void setReceiverLocation(double latitude, double longitude);
    void clearReceiverLocation();
    void setRinexStatus(const QString &status, bool error);
    [[nodiscard]] QSet<QString> observedPrns() const { return m_observedPrns; }

public slots:
    void setElevationMask(double degrees);

protected:
    void paintEvent(QPaintEvent *event) override;
    void mousePressEvent(QMouseEvent *event) override;
    void mouseMoveEvent(QMouseEvent *event) override;
    void mouseReleaseEvent(QMouseEvent *event) override;
    void wheelEvent(QWheelEvent *event) override;

private:
    struct ProjectedPoint {
        QPointF point;
        double depth = 0.0;
    };

    ProjectedPoint project(double x, double y, double z, double radius) const;
    void drawStars(QPainter &painter) const;
    void drawOrbit(QPainter &painter, double inclination, double node) const;
    void drawContinents(QPainter &painter) const;
    void drawVisibilityCone(QPainter &painter) const;
    void drawGraticule(QPainter &painter) const;
    void drawReceiver(QPainter &painter) const;
    int drawSatellites(QPainter &painter) const;
    double satelliteElevation(const SatellitePosition &satellite) const;
    void updateSatelliteAnimation();
    void rebuildStaticLayer();

    QVector<SatellitePosition> m_satellites;
    QVector<SatellitePosition> m_satelliteMotionStart;
    QVector<SatellitePosition> m_satelliteMotionTarget;
    QElapsedTimer m_satelliteMotionClock;
    QTimer m_satelliteAnimationTimer;
    int m_satelliteMotionDurationMs = 0;
    mutable QImage m_landTexture;
    mutable double m_landTextureYaw = 0.0;
    mutable double m_landTexturePitch = 0.0;
    QPixmap m_staticLayer;
    QSize m_staticLayerSize;
    qreal m_staticLayerDevicePixelRatio = 0.0;
    double m_staticLayerYaw = 0.0;
    double m_staticLayerPitch = 0.0;
    double m_staticLayerZoom = 0.0;
    QSet<QString> m_observedPrns;
    QString m_status = QStringLiteral("Konum bekleniyor");
    bool m_statusError = false;
    bool m_hasReceiver = false;
    double m_receiverLatitude = 0.0;
    double m_receiverLongitude = 0.0;
    double m_yaw = -0.55;
    double m_pitch = -0.28;
    double m_zoom = 1.0;
    double m_elevationMaskDegrees = 10.0;
    bool m_dragging = false;
    QPoint m_lastMousePosition;
};