#pragma once

#include "core/domain/EntityIntro.h"
#include "props/PropertySectionWidget.h"

#include <QPointF>
#include <QImage>
#include <QString>
#include <QtGlobal>

class QLabel;
class QLineEdit;
class QDoubleSpinBox;
class QSpinBox;
class QCheckBox;
class QTextEdit;
class QListWidget;
class QPushButton;
class QToolButton;
class QTimer;
class QWidget;

namespace gui {
class Vec2DoubleParamControl;
}

namespace gui {

struct EntityPropertyUiState {
    QString displayName;
    int depthZ = 0;
    QString distanceScaleText;
    /// 中心：无父级时为形心世界坐标（与画布十字一致，用于距离/位置缩放）；有父级时为形心相对父级形心的偏移。
    QPointF centerPosition;
    /// 相对位置：变换原点相对自身形心（世界坐标差）。
    QPointF relativeToOwnCenter;
    bool hasParent = false;
    int priority = 1;
    double userScale = 1.0;
    bool ignoreDistanceScale = false;
    bool visible = true;
    QImage spritePreview;
    core::EntityIntroContent intro;
};

// 实体相关属性（可嵌入 QStackedWidget 的一页）
class EntityPropertySection final : public PropertySectionWidget {
    Q_OBJECT
public:
    explicit EntityPropertySection(QWidget* parent = nullptr);

    void clearDisconnected();
    void applyState(const EntityPropertyUiState& s);
    void setEditingEnabled(bool on);
    [[nodiscard]] core::EntityIntroContent introSnapshot() const;
    void appendIntroImagePath(const QString& relativePath);

signals:
    void displayNameCommitted(const QString& text);
    /// 编辑中心：无父为形心世界坐标；有父为形心相对父形心的偏移（整体平移实体）
    void centerPositionEdited(double x, double y);
    /// 编辑相对自身形心的原点偏移（改枢轴、外形世界位置不变）
    void relativeToOwnCenterEdited(double x, double y);
    void priorityEdited(int value);
    void userScaleEdited(double value);
    void ignoreDistanceScaleToggled(bool on);
    // 可见性（动画通道）：在当前帧写关键帧
    void visibleToggled(bool on);
    /// 介绍字段变更后防抖触发，由主窗口写入工程
    void introContentEdited();
    void introAddImageRequested();
    void spriteEditRequested();

private:
    void scheduleIntroPersist();
    void setIntroSectionExpanded(bool expanded);

    QLineEdit* m_name = nullptr;
    QLabel* m_depth = nullptr;
    QLabel* m_distScale = nullptr;
    QLabel* m_centerLabel = nullptr;
    QLabel* m_relativeLabel = nullptr;
    QSpinBox* m_priority = nullptr;
    Vec2DoubleParamControl* m_centerPosition = nullptr;
    Vec2DoubleParamControl* m_relativeToOwnCenter = nullptr;
    QDoubleSpinBox* m_userScale = nullptr;
    QCheckBox* m_ignoreDistanceScale = nullptr;
    QCheckBox* m_visible = nullptr;
    QLabel* m_spritePreview = nullptr;
    QPushButton* m_btnEditSprite = nullptr;
    quint64 m_spritePreviewCacheKey = 0;
    QSize m_spritePreviewLastTargetSize;

    QLineEdit* m_introTitle = nullptr;
    QTextEdit* m_introBody = nullptr;
    QLineEdit* m_introVideo = nullptr;
    QListWidget* m_introImages = nullptr;
    QPushButton* m_btnIntroAddImage = nullptr;
    QPushButton* m_btnIntroRemoveImage = nullptr;

    QWidget* m_introHeader = nullptr;
    QToolButton* m_introToggle = nullptr;
    QWidget* m_introContent = nullptr;
    QTimer* m_introSaveTimer = nullptr;
    bool m_introBulkUpdate = false;
};

}  // namespace gui