#pragma once

#include <QWidget>
#include <QToolBox>
#include <QListWidget>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QLabel>
#include <QPushButton>
#include <QMimeData>
#include <QDrag>
#include <QMouseEvent>
#include <QEvent>
#include <QStyledItemDelegate>
#include <QPainter>
#include <QApplication>
#include <QMap>

#include "workspace/ModelInfo.h"
#include "ui/ModelBrowser/PresetModelListWidget.h"

namespace Ui { class PresetModelPanel; }

class DockWidget;


/**
 * @brief Preset model panel class
 * 
 * Provides preset 3D models for users to drag into the 3D scene.
 * Dynamically creates UI based on configuration files, supporting any number of categories.
 */
class PresetModelPanel : public QWidget {
    Q_OBJECT

public:
    explicit PresetModelPanel(QWidget *parent = nullptr);
    ~PresetModelPanel() override;
    
    /**
     * @brief Attach to dock widget
     * @param dockWidget Dock widget pointer
     */
    void AttachDock(DockWidget* dockWidget);

private:
    /**
     * @brief Initialize user interface
     */
    void InitUI();
    
    /**
     * @brief Create dynamic UI based on configuration
     */
    void CreateDynamicUI();
    
    /**
     * @brief Load models from configuration file
     */
    void LoadModelsFromConfig();
    
    /**
     * @brief Clear all dynamic UI elements
     */
    void ClearDynamicUI();

private:
    Ui::PresetModelPanel *ui;
    
    // Dynamic UI management
    QMap<QString, PresetModelListWidget*> categoryWidgets_;
    QMap<QString, QWidget*> categoryPages_;
    
    // Drag and drop support
    QPoint dragStartPosition_;
    QListWidget* dragSourceWidget_;
};