#pragma once

#ifndef EXPORTSCENEPOPUP_H
#define EXPORTSCENEPOPUP_H

#include "toonzqt/dvdialog.h"
#include "toonzqt/lineedit.h"
#include "tfilepath.h"
#include "filebrowsermodel.h"

#include <QTreeView>
#include <QItemDelegate>

// forward declaration
class QLabel;
class ExportSceneTreeView;
class QRadioButton;

//=============================================================================
// ExportSceneDvDirModelFileFolderNode

class ExportSceneDvDirModelFileFolderNode : public DvDirModelFileFolderNode {
public:
  ExportSceneDvDirModelFileFolderNode(DvDirModelNode *parent, std::wstring name,
                                      const TFilePath &path)
      : DvDirModelFileFolderNode(parent, name, path) {}
  ExportSceneDvDirModelFileFolderNode(DvDirModelNode *parent,
                                      const TFilePath &path)
      : DvDirModelFileFolderNode(parent, path) {}

  DvDirModelNode *makeChild(std::wstring name) override;
  DvDirModelFileFolderNode *createExposeSceneNode(DvDirModelNode *parent,
                                                  const TFilePath &path);
};

//=============================================================================
// ExportSceneDvDirModelSpecialFileFolderNode

class ExportSceneDvDirModelSpecialFileFolderNode final
    : public ExportSceneDvDirModelFileFolderNode {
  QPixmap m_pixmap;

public:
  ExportSceneDvDirModelSpecialFileFolderNode(DvDirModelNode *parent,
                                             std::wstring name,
                                             const TFilePath &path)
      : ExportSceneDvDirModelFileFolderNode(parent, name, path) {}
  QPixmap getPixmap(bool isOpen) const override { return m_pixmap; }
  void setPixmap(const QPixmap &pixmap) { m_pixmap = pixmap; }
};

//=============================================================================
// ExportSceneDvDirModelProjectNode

class ExportSceneDvDirModelProjectNode final
    : public ExportSceneDvDirModelFileFolderNode {
public:
  ExportSceneDvDirModelProjectNode(DvDirModelNode *parent,
                                   const TFilePath &path)
      : ExportSceneDvDirModelFileFolderNode(parent, path) {}
  void makeCurrent() {}
  QPixmap getPixmap(bool isOpen) const override;
};

//=============================================================================
// ExportSceneDvDirModelRootNode

class ExportSceneDvDirModelRootNode final : public DvDirModelNode {
  std::vector<ExportSceneDvDirModelFileFolderNode *> m_projectRootNodes;
  ExportSceneDvDirModelFileFolderNode *m_sandboxProjectNode;
  void add(std::wstring name, const TFilePath &path);

public:
  ExportSceneDvDirModelRootNode();

  void refreshChildren() override;
  DvDirModelNode *getNodeByPath(const TFilePath &path) override;
};

//=============================================================================
// ExportSceneDvDirModel

class ExportSceneDvDirModel final : public QAbstractItemModel {
  DvDirModelNode *m_root;

public:
  ExportSceneDvDirModel();
  ~ExportSceneDvDirModel();

  DvDirModelNode *getNode(const QModelIndex &index) const;
  QModelIndex index(int row, int column,
                    const QModelIndex &parent) const override;
  QModelIndex parent(const QModelIndex &index) const override;
  QModelIndex childByName(const QModelIndex &parent,
                          const std::wstring &name) const;
  int columnCount(const QModelIndex &parent) const override { return 1; }
  QVariant data(const QModelIndex &index,
                int role = Qt::DisplayRole) const override;
  Qt::ItemFlags flags(const QModelIndex &index) const override;
  bool setData(const QModelIndex &index, const QVariant &value,
               int role = Qt::EditRole) override;
  int rowCount(const QModelIndex &parent = QModelIndex()) const override;
  bool hasChildren(const QModelIndex &parent) const override;
  void refresh(const QModelIndex &index);
};

//=============================================================================
// ExportSceneTreeViewDelegate

class ExportSceneTreeViewDelegate final : public QItemDelegate {
  Q_OBJECT
  ExportSceneTreeView *m_treeView;

public:
  ExportSceneTreeViewDelegate(ExportSceneTreeView *parent);
  ~ExportSceneTreeViewDelegate();
  void paint(QPainter *painter, const QStyleOptionViewItem &option,
             const QModelIndex &index) const override;
  QSize sizeHint(const QStyleOptionViewItem &option,
                 const QModelIndex &index) const override;
};

//=============================================================================
// ExportSceneTreeView

class ExportSceneTreeView final : public QTreeView {
  Q_OBJECT
  ExportSceneDvDirModel *m_model;

public:
  ExportSceneTreeView(QWidget *parent);
  QSize sizeHint() const override;
  DvDirModelNode *getCurrentNode() const;

protected:
  void refresh();
  void showEvent(QShowEvent *) override;
  void focusInEvent(QFocusEvent *event) override;

public slots:
  void resizeToConts();

signals:
  void focusIn();
};

//=============================================================================
// ExportScenePopup

class ExportScenePopup final : public DVGui::Dialog {
  Q_OBJECT

  std::vector<TFilePath> m_scenes;
  //  QLabel* m_command;
  QLabel *m_newProjectNameLabel;
  DVGui::LineEdit *m_newProjectName;
  ExportSceneTreeView *m_projectTreeView;
  QRadioButton *m_newProjectButton;
  QRadioButton *m_chooseProjectButton;

  bool m_createNewProject;

public:
  ExportScenePopup(std::vector<TFilePath> scenes);

  void setScenes(std::vector<TFilePath> scenes) {
    m_scenes = scenes;
    //    updateCommandLabel();
  }

protected slots:
  void switchMode(int id);
  void onProjectTreeViweFocusIn();
  void onProjectNameFocusIn();
  void onExport();

protected:
  //! Create new project and return new project path.
  TFilePath createNewProject();
  //  void updateCommandLabel();
};

#endif  // EXPORTSCENEPOPUP_H