// Copyright Epic Games, Inc. All Rights Reserved.

#pragma once

#include "CoreMinimal.h"

#if STATS

#include "Layout/Visibility.h"
#include "Widgets/DeclarativeSyntaxSupport.h"
#include "Input/Reply.h"
#include "Widgets/SCompoundWidget.h"

class FProfilerSettings;
class SGridPanel;
enum class ECheckBoxState : uint8;

/**
 * Widget used to modify settings for the profiler, created on demand and destroyed on close.
 */
class SProfilerSettings
	: public SCompoundWidget
{
public:

	SLATE_BEGIN_ARGS( SProfilerSettings ){}
		SLATE_EVENT( FSimpleDelegate, OnClose )
		SLATE_ARGUMENT( FProfilerSettings*, SettingPtr )
	SLATE_END_ARGS()

	/**
	 * Construct this widget
	 *
	 * @param InArgs The declaration data for this widget.
	 */
	void Construct( const FArguments& InArgs );

private:

	void AddTitle( const FText& TitleText, const TSharedRef<SGridPanel>& Grid, int32& RowPos );
	void AddSeparator( const TSharedRef<SGridPanel>& Grid, int32& RowPos );
	void AddHeader( const FText& HeaderText, const TSharedRef<SGridPanel>& Grid, int32& RowPos);
	void AddOption( const FText& OptionName, const FText& OptionDesc, bool& Value, const bool& Default, const TSharedRef<SGridPanel>& Grid, int32& RowPos );
	void AddFooter( const TSharedRef<SGridPanel>& Grid, int32& RowPos );

	FReply SaveAndClose_OnClicked();
	FReply ResetToDefaults_OnClicked();

	EVisibility OptionDefault_GetDiffersFromDefaultAsVisibility( const bool* ValuePtr, const bool* DefaultPtr ) const;
	FReply OptionDefault_OnClicked( bool* ValuePtr, const bool* DefaultPtr );

	void OptionValue_OnCheckStateChanged( ECheckBoxState CheckBoxState, bool* ValuePtr );
	ECheckBoxState OptionValue_IsChecked( const bool* ValuePtr ) const;

private:

	/** Delegate to call when this profiler settings is closed. */
	FSimpleDelegate OnClose;

	/** Pointer to the profiler settings. */
	FProfilerSettings* SettingPtr;
};

#endif // STATS