#pragma once

#include <exception>
#include <iostream>
#include <ostream>
#include <string>

class Bureaucrat;

class AForm {
	public:
		AForm();
		AForm(const AForm& other);
		AForm(const std::string& name);
		AForm(const std::string& name, const unsigned short gradeToSign, const unsigned short gradeToExecute);

		void beSigned(Bureaucrat& bureaucrat);
		void execute(Bureaucrat const & executor) const;

		const std::string& getName() const;
		bool getIsSigned() const;
		unsigned short getGradeToSign() const;
		unsigned short getGradeToExecute() const;

		AForm& operator=(const AForm& other);

		virtual ~AForm();
	protected:
		virtual void executeAction() const = 0;
	private:
		const std::string name;

		bool isSigned;

		const unsigned short gradeToSign;
		const unsigned short gradeToExecute;

		class GradeTooHighException : public std::exception {
			public:
				const char* what() const throw();
		};

		class GradeTooLowException : public std::exception {
			public:
				const char* what() const throw();
		};

		class FormNotSignedException : public std::exception {
			public:
				const char* what() const throw();
		};
};

std::ostream& operator<<(std::ostream& ostream, const AForm& form);