#ifndef DICOMEXPORTER_H
#define DICOMEXPORTER_H

#include <QObject>
#include "exportoptions.h"
//#include <itkImage.h>
//#include <itkGDCMImageIO.h>
//#include <itkImageSeriesReader.h>
//#include <itkImageSeriesWriter.h>
//#include <itkImageToVTKImageFilter.h>
//#include <itkGDCMSeriesFileNames.h>
#include "base/infinitiViewer.h"
#include <vtkRenderer.h>
#include <vtkSmartPointer.h>
#include <vtkRenderWindow.h>
#include <vtkCornerAnnotation.h>
#include <vtkWindowToImageFilter.h>
#include <vtkImageCast.h>
#include <vtkPNGWriter.h>
#include <vtkBMPWriter.h>
#include <vtkJPEGWriter.h>
#include <vtkTIFFWriter.h>
#include <qfileinfo.h>
#include <qdir.h>
#include <sstream>
//#include "itkMetaDataObject.h"
//#include "itkMetaDataDictionary.h"


class DicomExporter : public QObject
{
	Q_OBJECT
	enum FileType
	{
		SingleFile,
		DirType,
		NonType,

	};
public:
	explicit DicomExporter(QObject *parent = nullptr);

	void execute(ExportOptions options);

signals:
	void exportFinished();
	void exportProgress(int total, int progress);

public slots:


private:
	//dicom tags
	const std::string TAG_WindowLevel = "0028|1050";
	const std::string TAG_WindowWidth = "0028|1051";

	//anonymization
	const std::string TAG_InstitutionName = "0008|0080";
	const std::string TAG_InstitutionAddress = "0008|0081";
	const std::string TAG_ReferringPhysicianName = "0008|0090";
	const std::string TAG_OperatorsName = "0008|1070";
	const std::string TAG_PatientAddress = "0010|1040";
	const std::string TAG_PatientTelephoneNumbers = "0010|2154";
	const std::string TAG_OtherPatientNames = "0010|1001";
	const std::string TAG_OtherPatientIDs = "0010|1000";
	const std::string TAG_OtherPatientIDsSequence = "0010|1002";
	const std::string TAG_PatientName = "0010|0010";
	const std::string TAG_PatientBirthDate = "0010|0030";
	const std::string TAG_PatientSex = "0010|0040";
	const std::string TAG_PatientAge = "0010|1010";
	const std::string TAG_PatientID = "0010|0020";
	const std::string TAG_AccessionNumber = "0008|0050";

	//bmp jpg png tiff exprt releated objects
	static const unsigned int InputDimensionExport = 3;
	typedef signed short PixelTypeExport;
//	typedef itk::Image<PixelTypeExport, InputDimensionExport> InputImageTypeExport;
//	typedef itk::GDCMImageIO ImageIOTypeExport;
//	typedef itk::ImageSeriesReader<InputImageTypeExport> SeriesReaderTypeExport;
//	typedef itk::ImageToVTKImageFilter<InputImageTypeExport> ConnectorTypeExport;
//	typedef itk::GDCMSeriesFileNames InputNamesGeneratorTypeExport;

	//dicom export releated objects
	typedef signed short    OutputPixelType;
	static const unsigned int OutputDimension = 2;
//	typedef itk::Image<OutputPixelType, OutputDimension> Image2DType;
//	typedef itk::ImageSeriesWriter<InputImageTypeExport, Image2DType> SeriesWriterType;

private:
	void initVTK();
	void initDataReader();
	void loadDicomFileAndRender(int file_type);
	//void updateCornerInfo(int slice, int maxslice);
	void doExport(int file_type);
	QString getFileExtention();
	void writeToFile(const QString& fileName);
	void writeToPngFile(vtkSmartPointer<vtkWindowToImageFilter> windowToImageFilter, const QString& fileName);
	void writeToBmpFile(vtkSmartPointer<vtkWindowToImageFilter> windowToImageFilter, const QString& fileName);
	void writeToJpgFile(vtkSmartPointer<vtkWindowToImageFilter> windowToImageFilter, const QString& fileName);
	void writeToTiffFile(vtkSmartPointer<vtkWindowToImageFilter> windowToImageFilter, const QString& fileName);
	void exportPicture(const QString& fileName);
	void exportDicom(const QString& fileName);
	void exportSingleDicomFile(const QString& fileName);
	void exportDicomDirectory(const QString& fileName);
//	void modifyDicomTags(SeriesReaderTypeExport::DictionaryArrayRawPointer dicArray);
	void caculateExportTotalCount();

private:
	ExportOptions exportOptions;
	int totalCount;//the total count of image to be exported
	int exportedNumber;//the exported image index

	//itk vtk releated objects
//	ImageIOTypeExport::Pointer m_gdcmIOExport;
//	SeriesReaderTypeExport::Pointer m_itkSeriesReaderExport;
//	ConnectorTypeExport::Pointer m_itkConnectorExport;
//	InputNamesGeneratorTypeExport::Pointer m_inputNamesExport;
	vtkSmartPointer<vtkRenderWindow> m_glrenWinExport;
	vtkSmartPointer<infinitiViewer> m_imageViewerExport;
};

#endif // DICOMEXPORTER_H