#ifndef PIXELS_CHOICE_HPP_INCLUDED
#define PIXELS_CHOICE_HPP_INCLUDED

#include <iostream>
#include <memory>
#include <optional>
#include <set>
#include <string>
#include <variant>
#include <vector>
#include <NBO/NBO/BinData.h>
#include <NBO/NBO/MetadataOnly.h>
#include <NBO/NBO/NGFFData.h>
#include <NBO/NBO/TiffData.h>
#include <NBO/NBO/ENBOType.h>
#include <NBO/NBOGlobal.h>
#include <NBO/Shared/Base/NBOBaseClass.h>


namespace Inscoper::NBO {

/*!
* \brief Represents the XML choice in element Pixels.
*/
class NBO_EXPORT Pixels_Choice : public NBOBaseClass {

public:
	using Pixels_Choice_Variant = std::variant<
		std::vector<Inscoper::NBO::NGFFDataPtr>,
		std::vector<Inscoper::NBO::TiffDataPtr>,
		std::vector<Inscoper::NBO::MetadataOnlyPtr>,
		std::vector<Inscoper::NBO::BinDataPtr>
	>;

	using Pixels_Choice_VariantPtr = std::shared_ptr<Pixels_Choice_Variant>;

	Pixels_Choice();
	~Pixels_Choice();

	/*!
	* \brief Cast a NBOBaseClass to a Pixels_Choice.
	*
	* \param base The base class to cast
	* \return The casted element, or nullptr if the cast fails
	*/
	static std::shared_ptr<Pixels_Choice> fromBase(NBOBaseClassPtr base);

	/*!
	* \brief Returns the class type name.
	*
	* \return The class type name
	*/
	std::string getTypeName() const override;

	/*!
	* \brief Returns the XML element name corresponding to this class.
	*
	* \return The XML element name
	*/
	std::string getXMLName() const override;

	/*!
	* \brief Returns the NBO Type corresponding to this class.
	*
	* \return The NBO Type value
	*/
	ENBOType getNBOType() const override;

	/*!
	* \brief Returns a list of all classes derived from this class.
	*
	* \return The list of derived classes
	*/
	std::vector<NBOBaseClassPtr> getChildren() const override;

	/*!
	* \brief Returns a list of all child elements contained in this class.
	*
	* \return The list of child classes
	*/
	std::vector<NBOBaseClassPtr> getSubElements() const override;

	/*!
	* \brief Populates this object from a JSON file.
	*
	* \param path The path to the JSON file
	* \param validate If true, validates constraints on value. Default is true.
	*/
	void fromJsonFile(const std::string& path, bool validate = true);

	/*!
	* \brief Populates this object from a JSON string.
	*
	* \param json_string The JSON content as a string
	* \param validate If true, validates constraints on value. Default is true.
	*/
	void fromJsonString(const std::string& json_string, bool validate = true);

	/*!
	* \brief Populates this object from a XML file.
	*
	* \param path The path to the XML file
	* \param validate If true, validates constraints on value. Default is true.
	*/
	void fromXmlFile(const std::string& path, bool validate = true);

	/*!
	* \brief Populates this object from a XML string.
	*
	* \param xml_string The XML content as a string
	* \param validate If true, validates constraints on value. Default is true.
	*/
	void fromXmlString(const std::string& xml_string, bool validate = true);

	/*!
	* \brief Serializes this object to an XML file.
	*
	* \param filename The path to the output XML file
	* \param validate If true, validates constraints on value. Default is true.
	*/
	void toXmlFile(const std::string& filename, bool validate = true) const;

	/*!
	* \brief Serializes this object to an XML string.
	*
	* \param validate If true, validates constraints on value. Default is true.
	* \return A string containing the XML representation of this object
	*/
	std::string toXmlString(bool validate = true) const;

	/*!
	* \brief Adds a new BinData element to this object.
	*
	* \param value The element to add
	*/
	void addBinData(std::vector<Inscoper::NBO::BinDataPtr> value);

	/*!
	* \brief Checks whether this object contains at least one BinData element.
	*
	* \return true if a BinData element is present, false otherwise
	*/
	bool containsBinData() const;

	/*!
	* \brief Adds a new MetadataOnly element to this object.
	*
	* \param value The element to add
	*/
	void addMetadataOnly(std::vector<Inscoper::NBO::MetadataOnlyPtr> value);

	/*!
	* \brief Checks whether this object contains at least one MetadataOnly element.
	*
	* \return true if a MetadataOnly element is present, false otherwise
	*/
	bool containsMetadataOnly() const;

	/*!
	* \brief Adds a new NGFFData element to this object.
	*
	* \param value The element to add
	*/
	void addNGFFData(std::vector<Inscoper::NBO::NGFFDataPtr> value);

	/*!
	* \brief Checks whether this object contains at least one NGFFData element.
	*
	* \return true if a NGFFData element is present, false otherwise
	*/
	bool containsNGFFData() const;

	/*!
	* \brief Adds a new TiffData element to this object.
	*
	* \param value The element to add
	*/
	void addTiffData(std::vector<Inscoper::NBO::TiffDataPtr> value);

	/*!
	* \brief Checks whether this object contains at least one TiffData element.
	*
	* \return true if a TiffData element is present, false otherwise
	*/
	bool containsTiffData() const;



private:
	std::vector<Pixels_Choice_VariantPtr> choice_List;

	class Impl;
	std::unique_ptr<Impl> pImpl;
};

/*! Shared pointer for Pixels_Choice*/
typedef std::shared_ptr<Inscoper::NBO::Pixels_Choice> Pixels_ChoicePtr;

} // namespace Inscoper::NBO

#endif // PIXELS_CHOICE_HPP_INCLUDED