#include <iostream>

using namespace std;

class Student {
private:
	string id;  //Memory will be allocated statically
	string name; //Memory will be allocated statically
	double gpa;
public:

	//Default constructor
	Student():id(), name(), gpa(0.0) {}
	//Using default constructor of string class for 'id' and 'name' member variables

	//Constructor
	Student(const string &id, const string &name, double gpa):
	id(id), name(name), gpa(gpa) {}
	//Using copy constructor of string class for 'id' and 'name' member variables

	// Copy constructor
	Student(const Student& other):id(other.id), name(other.name),gpa(other.gpa) {}
	//Using copy constructor of string class for 'id' and 'name' member variables


	//Copy assignment
	Student& operator= (const Student& other) {
		if(this == &other) {
			return *this;
		}
		//Using copy assignment of string class for 'id' and 'name' member variables
		id = other.id;		
		name = other.name;
		gpa = other.gpa;
		return *this;
	}


	//Move constructor
	Student(Student&& temp): id(temp.id), name(temp.name),														gpa(temp.gpa) {	
		//Using copy constructor of string class for 'id' and 'name' member variables

	}



	//Move assignment
	Student& operator= (Student&& temp) {
		if(this == &temp) {
			return *this;
		}
		//Using copy assignment of string class for 'id' and 'name' member variables
		id = temp.id;
		name = temp.name;
		gpa = temp.gpa;
		return *this;
	}

	//Destructor
	~Student(){
		cout<<"Student destructor..."<<endl;
		//There was no dynamic memory allocation for the member variables
		//in the constructor and assignment functions.
		//For that reason, no memory release is necessary in this destructor
		//function.
	}

	string getId() const {return id;}
	string getName() const {return name;}
	double getGpa() const {return gpa;}
	void show() {
		cout<<"Student Id: "<<getId()<<", Name: "<<getName()<<", GPA: "<<getGpa()<<endl;
	}

};

Student createStudent(string id, string name, double gpa) {
	return Student(id, name, gpa);
}

int main() {

	string id = "S0001";
	string name = "Tim";
	double gpa = 5.0;

	//Calls constructor
	Student student1(id, name, gpa);
	student1.show();

	//Calls copy constructor
	Student student2(student1);
	student2.show();

	//Calls copy constructor
	Student student3 = student1;
	student3.show();

	Student student5;
	student5.show();
	//Calls copy assignment
	student5 = student1;
	student5.show();

	//Calls move constructor
	Student student6 = Student("S0002", "Tom", 4.5);
	student6.show();

	//Calls move constructor
	Student student7 = createStudent("S0003", "Jerry", 4.0);
	student7.show();

	Student student8;
	student8.show();
	//Calls move assignment
	student8 = Student("S0004", "Dave", 3.5);
	student8.show();

	Student student9;
	student9.show();
	//Calls move assignment
	student9 = createStudent("S0005", "Lucas", 2.5);
	student9.show();

	return 0;
}