// SPDX-License-Identifier: GPL-2.0
/*
 * mainwindow.h
 *
 * header file for the main window of Subsurface
 *
 */
#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include <QAction>
#include <QUrl>
#include <QUuid>
#include <QProgressDialog>

#include "ui_mainwindow.h"
#include "ui_plannerDetails.h"
#include "desktop-widgets/notificationwidget.h"
#include "core/windowtitleupdate.h"
#include "core/gpslocation.h"

#define NUM_RECENT_FILES 4

class QSortFilterProxyModel;
class DiveTripModel;
class QItemSelection;
class DiveListView;
class MainTab;
class QWebView;
class QSettings;
class UpdateManager;
class UserManual;
class DivePlannerWidget;
class ProfileWidget2;
class PlannerDetails;
class PlannerSettingsWidget;
class QUndoStack;
class LocationInformationWidget;

typedef std::pair<QByteArray, QVariant> WidgetProperty;
typedef QVector<WidgetProperty> PropertyList;

class MainWindow : public QMainWindow {
	Q_OBJECT
public:
	enum {
		COLLAPSED,
		EXPANDED
	};

	enum CurrentState {
		VIEWALL,
		MAP_MAXIMIZED,
		INFO_MAXIMIZED,
		PROFILE_MAXIMIZED,
		LIST_MAXIMIZED
	};

	MainWindow();
	virtual ~MainWindow();
	static MainWindow *instance();
	MainTab *information();
	void loadRecentFiles();
	void updateRecentFiles();
	void updateRecentFilesMenu();
	void addRecentFile(const QString &file, bool update);
	DiveListView *dive_list();
	DivePlannerWidget *divePlannerWidget();
	PlannerSettingsWidget *divePlannerSettingsWidget();
	LocationInformationWidget *locationInformationWidget();
	void setTitle();

	void loadFiles(const QStringList files);
	void importFiles(const QStringList importFiles);
	void importTxtFiles(const QStringList fileNames);
	void cleanUpEmpty();
	void setToolButtonsEnabled(bool enabled);
	ProfileWidget2 *graphics() const;
	PlannerDetails *plannerDetails() const;
	void printPlan();
	void checkSurvey();
	void setApplicationState(const QByteArray& state);
	void setStateProperties(const QByteArray& state, const PropertyList& tl, const PropertyList& tr, const PropertyList& bl,const PropertyList& br);
	bool inPlanner();
	QUndoStack *undoStack;
	NotificationWidget *getNotificationWidget();
	void enableDisableCloudActions();
	void setCheckedActionFilterTags(bool checked);

	// Shows errors that have accumulated.
	// Must be called from GUI thread.
	void showErrors();

private
slots:
	/* file menu action */
	void recentFileTriggered(bool checked);
	void on_actionNew_triggered();
	void on_actionOpen_triggered();
	void on_actionSave_triggered();
	void on_actionSaveAs_triggered();
	void on_actionClose_triggered();
	void on_actionCloudstorageopen_triggered();
	void on_actionCloudstoragesave_triggered();
	void on_actionTake_cloud_storage_online_triggered();
	void on_actionPrint_triggered();
	void on_actionPreferences_triggered();
	void on_actionQuit_triggered();
	void on_actionHash_images_triggered();

	/* log menu actions */
	void on_actionDownloadDC_triggered();
	void on_actionDownloadWeb_triggered();
	void on_actionDivelogs_de_triggered();
	void on_actionEditDeviceNames_triggered();
	void on_actionAddDive_triggered();
	void on_actionEditDive_triggered();
	void on_actionRenumber_triggered();
	void on_actionAutoGroup_triggered();
	void on_actionYearlyStatistics_triggered();

	/* view menu actions */
	void on_actionViewList_triggered();
	void on_actionViewProfile_triggered();
	void on_actionViewInfo_triggered();
	void on_actionViewMap_triggered();
	void on_actionViewAll_triggered();
	void on_actionPreviousDC_triggered();
	void on_actionNextDC_triggered();
	void on_actionFullScreen_triggered(bool checked);

	/* other menu actions */
	void on_actionAboutSubsurface_triggered();
	void on_actionUserManual_triggered();
	void on_actionUserSurvey_triggered();
	void on_actionDivePlanner_triggered();
	void on_actionReplanDive_triggered();
	void on_action_Check_for_Updates_triggered();

	void on_actionDiveSiteEdit_triggered();
	void current_dive_changed(int divenr);
	void initialUiSetup();

	void on_actionImportDiveLog_triggered();

	/* TODO: Move those slots below to it's own class */
	void on_actionExport_triggered();
	void on_copy_triggered();
	void on_paste_triggered();
	void on_actionFilterTags_triggered();
	void on_actionConfigure_Dive_Computer_triggered();
	void setDefaultState();
	void setAutomaticTitle();
	void cancelCloudStorageOperation();

protected:
	void closeEvent(QCloseEvent *);

signals:
	void startDiveSiteEdit();

public
slots:
	void turnOffNdlTts();
	void readSettings();
	void refreshDisplay(bool doRecreateDiveList = true);
	void recreateDiveList();
	void showProfile();
	void refreshProfile();
	void editCurrentDive();
	void planCanceled();
	void planCreated();
	void setEnabledToolbar(bool arg1);
	void setPlanNotes();
	// Some shortcuts like "change DC" or "copy/paste dive components"
	// should only be enabled when the profile's visible.
	void disableShortcuts(bool disablePaste = true);
	void enableShortcuts();

	void socialNetworkRequestConnect();
	void socialNetworkRequestUpload();
	void facebookLoggedIn();
	void facebookLoggedOut();
	void updateVariations(QString);


private:
	Ui::MainWindow ui;
	QAction *actionNextDive;
	QAction *actionPreviousDive;
	UserManual *helpView;
	CurrentState state;
	QString filter_open();
	QString filter_import();
	static MainWindow *m_Instance;
	QString displayedFilename(QString fullFilename);
	bool askSaveChanges();
	bool okToClose(QString message);
	void closeCurrentFile();
	void showProgressBar();
	void hideProgressBar();
	void writeSettings();
	int file_save();
	int file_save_as();
	void beginChangeState(CurrentState s);
	void saveSplitterSizes();
	QString lastUsedDir();
	void updateLastUsedDir(const QString &s);
	void registerApplicationState(const QByteArray& state, QWidget *topLeft, QWidget *topRight, QWidget *bottomLeft, QWidget *bottomRight);
	bool filesAsArguments;
	UpdateManager *updateManager;

	bool plannerStateClean();
	void setupForAddAndPlan(const char *model);
	void configureToolbar();
	void setupSocialNetworkMenu();
	QDialog *survey;
	struct dive copyPasteDive;
	struct dive_components what;
	QList<QAction *> profileToolbarActions;
	QStringList recentFiles;
	QAction *actionsRecent[NUM_RECENT_FILES];

	struct WidgetForQuadrant {
		WidgetForQuadrant(QWidget *tl = 0, QWidget *tr = 0, QWidget *bl = 0, QWidget *br = 0) :
			topLeft(tl), topRight(tr), bottomLeft(bl), bottomRight(br) {}
		QWidget *topLeft;
		QWidget *topRight;
		QWidget *bottomLeft;
		QWidget *bottomRight;
	};

	struct PropertiesForQuadrant {
		PropertiesForQuadrant(){}
		PropertiesForQuadrant(const PropertyList& tl, const PropertyList& tr,const PropertyList& bl,const PropertyList& br) :
			topLeft(tl), topRight(tr), bottomLeft(bl), bottomRight(br) {}
		PropertyList topLeft;
		PropertyList topRight;
		PropertyList bottomLeft;
		PropertyList bottomRight;
	};

	QHash<QByteArray, WidgetForQuadrant> applicationState;
	QHash<QByteArray, PropertiesForQuadrant> stateProperties;

	WindowTitleUpdate *wtu;
	GpsLocation *locationProvider;
	QMenu *connections;
	QAction *share_on_fb;
};

#endif // MAINWINDOW_H