// Student and Grad Student class C++ file
// Assignment 2
// Dan J Fraser (1219229)

#include <iostream.h>
#include <string.h>
#include "people.h"


// **********************************
// implementation of Person class
// **********************************

// constructor for student class
Person::Person(char *lastname, char *firstname) {
   strcpy(last_name,lastname);
   strcpy(first_name,firstname);
}

// print out a student
void Person::print(void) {
   cout << last_name << ", " << first_name;
}


// return key value (for list template)
char *Person::key(void) {
   return last_name;
}

//compare key with given value (for list template)
int Person::less_than(char *somekey) {
   return (strcasecmp(somekey,last_name) > 0);
}

int Person::equal(char *somekey) {
   return (strcasecmp(somekey,last_name) == 0);
}





// **************************************
// implementation of GradStudent class
// **************************************

GradStudent::GradStudent(char *lastname, char *firstname) : Person(lastname, firstname) {};


// **************************************
// implementation of Student class
// **************************************

Student::Student(char *lastname, char *firstname) : Person(lastname, firstname) {};



// **************************************
// implementation of Professor class
// **************************************

Professor::Professor(char *lastname, char *firstname, char *research): Person(lastname,firstname) {
   strcpy(interests,research);
}

void Professor::print(void) {
   Person::print();
   cout << " - " << interests;
}