WsParser_VS/ArgsParser/argsparser.h

#pragma once

#include <memory>
#include <QString>
#include <QList>
#include <qHash>
#include <tuple>
#include <QVariant>
#include "argsparser_global.h"

namespace args_parse {
	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
	 */
	enum class ParamType {
		IndexParam,
		FloatParam,
	};

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>в<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
	 */
	class IArgvPack {
	public:
		virtual ~IArgvPack() = default;
		/**
		 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
		 * 
		 * \return 
		 */
		virtual ParamType paramType() const = 0;
		/**
		 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
		 * 
		 * \return <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 */
		virtual QString means() const = 0;
		virtual QString placeHolder() const = 0;
		virtual QVariant value() const = 0;
		/**
		 * @brief ƥ<EFBFBD>䳤<EFBFBD><EFBFBD>.
		 * 
		 * \return <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 */
		virtual int matchLenth() const = 0;
		/**
		 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
		 * 
		 * \param argv <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 * \param start <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 * \return ƥ<EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD>
		 */
		virtual bool parse(const QList<QString> args, int start) = 0;
	};

	class ARGSPARSER_EXPORT __ArgvPackImpls : public IArgvPack {
	private:
		QString means_store;
		QVariant value_store;
		ParamType type_store;

	public:
		__ArgvPackImpls(const QString &means, ParamType t);

		void setValue(const QVariant &v);

		// ͨ<><CDA8> IArgvPack <20>̳<EFBFBD>
		ParamType paramType() const override;
		QString means() const override;
		QVariant value() const override;
	};

	class ARGSPARSER_EXPORT __FloatArgvImpls : public __ArgvPackImpls {
	private:
		QString key_name;
		bool optional_value;

	public:
			explicit __FloatArgvImpls(const QString& key, const QString& means, bool optional);

			QString bindKey() const;
			virtual bool optional() const;
	};

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>key-value<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>ģʽ.
	 *  --key value
	 */
	class ARGSPARSER_EXPORT FloatKeyValue : public __FloatArgvImpls {
	public:
		/**
		 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD>key-value<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ.
		 * 
		 * \param key <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 * \param means <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 * \param optional <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD>ѡ
		 */
		explicit FloatKeyValue(const QString& key, const QString &means, bool optional = false);
		virtual ~FloatKeyValue() = default;

		virtual QString placeHolder() const override;
		virtual int matchLenth() const override;
		bool parse(const QList<QString> args, int start) override;
	};

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>key<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>ģʽ.
	 * --key
	 */
	class ARGSPARSER_EXPORT FloatOption : public __FloatArgvImpls {
	public:
		/**
		 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD>option<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ.
		 *
		 * \param key <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 * \param means <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 * \param optional <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD>ѡ
		 */
		explicit FloatOption(const QString& key, const QString& means, bool optional = false);
		virtual ~FloatOption() = default;

		virtual QString placeHolder() const override;
		virtual int matchLenth() const override;
		bool parse(const QList<QString> args, int start) override;
	};
	
	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
	 */
	class ARGSPARSER_EXPORT IndexParam : public __ArgvPackImpls {
	private:
		QString _place_holder;

	public:
		explicit IndexParam(const QString & place_v, const QString &means);
		virtual ~IndexParam() = default;

		// ͨ<><CDA8> __ArgvPackImpls <20>̳<EFBFBD>
		virtual QString placeHolder() const override;
		int matchLenth() const override;
		bool parse(const QList<QString> args, int start) override;
	};

	class ARGSPARSER_EXPORT MatchMode {
	private:
		int code_store;
		QString _means_explain;

		QList<std::shared_ptr<IArgvPack>> args_mode;

	public:
		explicit MatchMode(int mode_code, const QString &explain);

		/**
		* @brief <EFBFBD><EFBFBD>ȡģʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		* @return ģʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		*/
		int modeCode()const;

		/**
		 * <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>.
		 * 
		 * \return 
		 */
		QString usageString() const;

		/**
		 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>.
		 * 
		 * \return 
		 */
		QString explanString() const;

		/**
		 * <EFBFBD><EFBFBD><EFBFBD>Ӳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ.
		 * 
		 * \param unit
		 * \return 
		 */
		MatchMode& operator<<(std::shared_ptr<IArgvPack> unit);

		/**
		* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		*/
		bool parse(const QList<QString>& args, int argv_index, int parse_index);

		/**
		 * <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ.
		 *
		 * \param key
		 * \return
		 */
		std::shared_ptr<IArgvPack> getUnitViaKey(const QString& key);
		std::shared_ptr<IArgvPack> getUnitViaPos(int pos);
	};

	class ARGSPARSER_EXPORT ArgsParser {
	private:
		QList<std::shared_ptr<MatchMode>> match_modes;

	public:
		QString helpDoc() const;

		ArgsParser& operator<<(std::shared_ptr<MatchMode> mode);

		std::shared_ptr<MatchMode> parse(int argc, char* argv[]);
	};

}