//NEW

#include <iostream>
#include <fstream>

#include <employees.h>

void load_array(EmployeesArray &emps, std::string &name_of_file) {
	std::ifstream s(name_of_file, std::ios::binary);
	s >> emps;
	s.close();
}

void save_array(EmployeesArray &emps, std::string &name_of_file) {
	std::ofstream s;
	s.open(name_of_file);
	s << emps;
	s.close();
}

void add_emp(EmployeesArray &emps) {
	int32_t type;
	std::cin >> type;
	Employee *e;
	if (type == 1) {
		e = new Developer;
	} else if (type == 2) {
		e = new SalesManager;
	} else {
		std::cout << "Unknown command" << std::endl;
		return;
	}
	std::cin >> (*e);
	emps.add(e);
}

int main() {
	std::string dir;
	EmployeesArray emps;
	while (std::cin >> dir) {
		if (dir == "exit") {
			return 0;
		}
		if (dir == "load") {
			std::string name_of_file;
			std::cin >> name_of_file;
			load_array(emps, name_of_file);
		}
		else if (dir == "save") {
			std::string name_of_file;
			std::cin >> name_of_file;
			save_array(emps, name_of_file);
		}
		else if (dir == "add") {
			add_emp(emps);
		}
		else if (dir == "list") {
			std::cout << emps;
		}
	}
}