#ifndef DUST3D_APPLICATION_DOCUMENT_WINDOW_H_
#define DUST3D_APPLICATION_DOCUMENT_WINDOW_H_

#include <memory>
#include <QMainWindow>
#include <QShowEvent>
#include <QPushButton>
#include <QString>
#include <QMenu>
#include <QAction>
#include <map>
#include <QStringList>
#include <QLabel>
#include <QShortcut>
#include "model_widget.h"
#include "graphics_container_widget.h"
#include "mesh_preview_images_generator.h"
#include "component_preview_images_decorator.h"

class Document;
class SkeletonGraphicsWidget;
class PartManageWidget;
class ToolbarButton;
class SpinnableToolbarIcon;

class DocumentWindow : public QMainWindow
{
    Q_OBJECT
signals:
    void initialized();
    void uninialized();
    void waitingExportFinished(const QString &filename, bool isSuccessful);
    void workingStatusChanged(bool isWorking);
public:
    DocumentWindow();
    ~DocumentWindow();
    Document *document();
    ModelWidget *modelWidget();
    bool isWorking();
    static DocumentWindow *createDocumentWindow();
    static const std::map<DocumentWindow *, dust3d::Uuid> &documentWindows();
    static void showAcknowlegements();
    static void showContributors();
    static void showSupporters();
    static void showAbout();
    static size_t total();
protected:
    void showEvent(QShowEvent *event);
    void closeEvent(QCloseEvent *event);
    void mousePressEvent(QMouseEvent *event);
public slots:
    void changeTurnaround();
    void save();
    void saveTo(const QString &saveAsFilename);
    void open();
    void openExample(const QString &modelName);
    void openPathAs(const QString &path, const QString &asName);
    void exportObjResult();
    void exportGlbResult();
    void exportFbxResult();
    void newWindow();
    void newDocument();
    void saveAs();
    void saveAll();
    void gotoHomepage();
    void viewSource();
    void about();
    void checkForUpdates();
    void reportIssues();
    void seeAcknowlegements();
    void seeContributors();
    void seeSupporters();
    void seeReferenceGuide();
    void documentChanged();
    void updateXlockButtonState();
    void updateYlockButtonState();
    void updateZlockButtonState();
    void updateRadiusLockButtonState();
    void registerDialog(QWidget *widget);
    void unregisterDialog(QWidget *widget);
    void setExportWaitingList(const QStringList &filenames);
    void checkExportWaitingList();
    void exportObjToFilename(const QString &filename);
    void exportFbxToFilename(const QString &filename);
    void exportGlbToFilename(const QString &filename);
    void toggleRotation();
    void generateComponentPreviewImages();
    void componentPreviewImagesReady();
    void decorateComponentPreviewImages();
    void componentPreviewImageDecorationsReady();
    void updateInprogressIndicator();
    void openRecentFile();
    void updateRecentFileActions();
private:
    void setCurrentFilename(const QString &filename);
    void updateTitle();
    void initializeShortcuts();
    void initializeToolShortcuts(SkeletonGraphicsWidget *graphicsWidget);
    void initializeCanvasShortcuts(SkeletonGraphicsWidget *graphicsWidget);
    QShortcut *createShortcut(QKeySequence key);
    QString strippedName(const QString &fullFileName);
    bool openFiles(const QStringList &pathList);

    Document *m_document = nullptr;
    bool m_firstShow = true;
    bool m_documentSaved = true;
    std::vector<QWidget *> m_dialogs;
    bool m_isLastMeshGenerationSucceed = true;
    quint64 m_currentUpdatedMeshId = 0;
    QStringList m_waitingForExportToFilenames;
    
    QString m_currentFilename;
    
    ModelWidget *m_modelRenderWidget = nullptr;
    SkeletonGraphicsWidget *m_canvasGraphicsWidget = nullptr;
    GraphicsContainerWidget *m_graphicsContainerWidget = nullptr;
    
    QMenu *m_fileMenu = nullptr;
    QAction *m_newWindowAction = nullptr;
    QAction *m_newDocumentAction = nullptr;
    QAction *m_openAction = nullptr;
    QMenu *m_openExampleMenu = nullptr;
    QAction *m_saveAction = nullptr;
    QAction *m_saveAsAction = nullptr;
    QAction *m_saveAllAction = nullptr;
    QAction *m_changeTurnaroundAction = nullptr;
    std::vector<QAction *> m_recentFileActions;
    QAction *m_recentFileSeparatorAction = nullptr;
    QAction *m_quitAction = nullptr;

    QAction *m_exportAsObjAction = nullptr;
    QAction *m_exportAsGlbAction = nullptr;
    QAction *m_exportAsFbxAction = nullptr;
    
    QMenu *m_viewMenu = nullptr;
    QAction *m_toggleWireframeAction = nullptr;
    QAction *m_toggleRotationAction = nullptr;
    QAction *m_toggleColorAction = nullptr;
    bool m_modelRemoveColor = false;
    
    QMenu *m_windowMenu = nullptr;
    QAction *m_showPartsListAction = nullptr;
    QAction *m_showDebugDialogAction = nullptr;
    QAction *m_showMaterialsAction = nullptr;
    
    QMenu *m_helpMenu = nullptr;
    QAction *m_gotoHomepageAction = nullptr;
    QAction *m_viewSourceAction = nullptr;
    QAction *m_aboutAction = nullptr;
    QAction *m_checkForUpdatesAction = nullptr;
    QAction *m_reportIssuesAction = nullptr;
    QAction *m_seeContributorsAction = nullptr;
    QAction *m_seeSupportersAction = nullptr;
    QAction *m_seeAcknowlegementsAction = nullptr;
    QAction *m_seeReferenceGuideAction = nullptr;
    
    ToolbarButton *m_xLockButton = nullptr;
    ToolbarButton *m_yLockButton = nullptr;
    ToolbarButton *m_zLockButton = nullptr;
    ToolbarButton *m_radiusLockButton = nullptr;
    
    QMetaObject::Connection m_partListDockerVisibleSwitchConnection;
    
    MeshPreviewImagesGenerator *m_componentPreviewImagesGenerator = nullptr;
    bool m_isComponentPreviewImagesObsolete = false;

    std::unique_ptr<ComponentPreviewImagesDecorator> m_componentPreviewImagesDecorator;
    bool m_isComponentPreviewImageDecorationsObsolete = false;
    
    PartManageWidget *m_partManageWidget = nullptr;
    
    SpinnableToolbarIcon *m_inprogressIndicator = nullptr;
    
    std::map<QKeySequence, QShortcut *> m_shortcutMap;
};

#endif