/*
 * Oak Video Editor - Non-Linear Video Editor
 * Copyright (C) 2025 Olive CE Team
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <kddockwidgets/Config.h>
#include <kddockwidgets/MainWindow.h>

#include "mainwindowlayoutinfo.h"
#include "node/project.h"
#include "panel/multicam/multicampanel.h"
#include "panel/panelmanager.h"
#include "panel/audiomonitor/audiomonitor.h"
#include "panel/curve/curve.h"
#include "panel/history/historypanel.h"
#include "panel/node/node.h"
#include "panel/param/param.h"
#include "panel/project/project.h"
#include "panel/scope/scope.h"
#include "panel/table/table.h"
#include "panel/taskmanager/taskmanager.h"
#include "panel/timeline/timeline.h"
#include "panel/tool/tool.h"
#include "panel/footageviewer/footageviewer.h"
#include "panel/sequenceviewer/sequenceviewer.h"
#include "panel/pixelsampler/pixelsamplerpanel.h"

#ifdef Q_OS_WINDOWS
#include <shobjidl.h>
#endif

namespace olive
{

/**
 * @brief Olive's main window responsible for docking widgets and the main menu bar.
 */
class MainWindow : public KDDockWidgets::QtWidgets::MainWindow {
	Q_OBJECT
public:
	MainWindow(QWidget *parent = nullptr);

	virtual ~MainWindow() override;

	void LoadLayout(const MainWindowLayoutInfo &info);

	MainWindowLayoutInfo SaveLayout() const;

	TimelinePanel *OpenSequence(Sequence *sequence, bool enable_focus = true);

	void CloseSequence(Sequence *sequence);

	bool IsSequenceOpen(Sequence *sequence) const;

	void OpenFolder(Folder *i, bool floating);

	void OpenNodeInViewer(ViewerOutput *node);

	enum ProgressStatus { kProgressNone, kProgressShow, kProgressError };

	/**
   * @brief Where applicable, show progress on an operating system level
   *
   * * For Windows, this is shown as progress in the taskbar.
   * * For macOS, this is shown as progress in the dock.
   */
	void SetApplicationProgressStatus(ProgressStatus status);

	/**
   * @brief If SetApplicationProgressStatus is set to kShowProgress, set the value with this
   *
   * Expects a percentage (0-100 inclusive).
   */
	void SetApplicationProgressValue(int value);

	void SelectFootage(const QVector<Footage *> &e);

public slots:
	void SetProject(Project *p);

	void SetFullscreen(bool fullscreen);

	void ToggleMaximizedPanel();

	void SetDefaultLayout();

protected:
	virtual void showEvent(QShowEvent *e) override;

	virtual void closeEvent(QCloseEvent *e) override;

#ifdef Q_OS_WINDOWS
	virtual bool nativeEvent(const QByteArray &eventType, void *message,
							 long *result) override;
#endif

private:
	TimelinePanel *AppendTimelinePanel();

	template <typename T>
	T *AppendPanelInternal(const QString &panel_name, QList<T *> &list);

	template <typename T> void RemovePanelInternal(QList<T *> &list, T *panel);

	void RemoveTimelinePanel(TimelinePanel *panel);

	void TimelineFocused(ViewerOutput *viewer);

	static QString GetCustomShortcutsFile();

	void LoadCustomShortcuts();

	void SaveCustomShortcuts();

	void UpdateAudioMonitorParams(ViewerOutput *viewer);

	void UpdateNodePanelContextFromTimelinePanel(TimelinePanel *panel);

	void SelectFootageForProjectPanel(const QVector<Footage *> &e,
									  ProjectPanel *p);

	QByteArray premaximized_state_;

	// Standard panels
	ProjectPanel *project_panel_;
	NodePanel *node_panel_;
	ParamPanel *param_panel_;
	CurvePanel *curve_panel_;
	SequenceViewerPanel *sequence_viewer_panel_;
	FootageViewerPanel *footage_viewer_panel_;
	QList<ProjectPanel *> folder_panels_;
	ToolPanel *tool_panel_;
	QList<TimelinePanel *> timeline_panels_;
	AudioMonitorPanel *audio_monitor_panel_;
	TaskManagerPanel *task_man_panel_;
	PixelSamplerPanel *pixel_sampler_panel_;
	ScopePanel *scope_panel_;
	QList<ViewerPanel *> viewer_panels_;
	MulticamPanel *multicam_panel_;
	HistoryPanel *history_panel_;

#ifdef Q_OS_WINDOWS
	unsigned int taskbar_btn_id_;

	ITaskbarList3 *taskbar_interface_;
#endif

	bool first_show_;

	Project *project_;

private slots:
	void FocusedPanelChanged(PanelWidget *panel);

	void UpdateTitle();

	void TimelineCloseRequested();

	void ViewerCloseRequested();

	void ViewerWithPanelRemovedFromGraph();

	void FolderPanelCloseRequested();

	void StatusBarDoubleClicked();

	void NodePanelGroupOpenedOrClosed();

#ifdef Q_OS_LINUX
	void ShowNouveauWarning();
#endif

	void TimelinePanelSelectionChanged(const QVector<Block *> &blocks);

	void ShowWelcomeDialog();

	void RevealViewerInProject(ViewerOutput *r);
	void RevealViewerInFootageViewer(ViewerOutput *r, const TimeRange &range);
};

}

#endif
