#ifndef COURSES_COURSES_H

#define COURSES_COURSES_H

#include

#include

#include

#include

#include

#include

enum class CompletionStatus {INCOMPLETE, WITHDRAWAL, COMPLETE};

class CourseRecord {

public:

CourseRecord(std::string name, double mark, int yearTaken, CompletionStatus status)

: name(std::move(name)), mark(mark), yearTaken(yearTaken), status(status) {

}

std::string getName() const { return name; }

double getMark() const { return mark; }

int getYearTaken() const { return yearTaken; }

CompletionStatus getStatus() const { return status; }

std::string toString() const {

using namespace std::string_literals;

return "Course: "s + name + "; mark: " + std::to_string(mark)

+ "; year:" + std::to_string(yearTaken)

+ "; status:" + displayStatus(status);

}

static std::string displayStatus(CompletionStatus status) {

switch(status) {

case CompletionStatus::INCOMPLETE: return "Incomplete";

case CompletionStatus::WITHDRAWAL: return "Withdrawal";

case CompletionStatus::COMPLETE: return "Complete";

}

}

private:

std::string name;

double mark;

int yearTaken;

CompletionStatus status;

};

/*

* Represents results of courses taken by a student.

*/

class Courses {

public:

Courses(const std::vector& courseRecordsIn) {

for (auto rec: courseRecordsIn) {

courseRecords.insert({rec.getName(), rec});

}

}

/* Return the average marks per year for the given courses.

* Only include completes for the year.

*/

std::map averageSomeCoursesPerYear(

const std::set& courseNames) const {

std::map averagesPerYear;

// Complete this method

return averagesPerYear;

}

void print() const {

std::cout << "Courses: " << std::endl;

for (auto entry : courseRecords) {

std::cout << entry.second.toString() << std::endl;

}

}

private:

std::map courseRecords;

};

#endif

HELP ME TO COMPLETE THIS CODE