interface.h

/******************************************************
Change log:
3.0
Added getter to Date class
Virtual destructor to ID class
*******************************************************/

#ifndef INTERFACE_H
#define INTERFACE_H

#include <map>
#include <list>
#include <string>

using namespace std;


enum Jobs {MANAGER, NAVIGATOR, FLY_ATTENDANT, PILOT, OTHER};
enum Classes {FIRST_CLASS, SECOND_CLASS};


class ID
{
 public:
  virtual string getID() = 0;
  virtual ~ID(){}
};


class Employee;
class Plane;
class Flight;
class Customer;
class Reservation;
class Date;

class Employee : public ID
{
 public:
  virtual int getSeniority() = 0;
  virtual int getBirthYear() = 0;
  virtual Employee* getEmployer() = 0;
  virtual Jobs getTitle() = 0;
  virtual ~Employee(){}
};

class Plane : public ID
{
 public:
  virtual int getModelNumber() = 0;
  virtual map<Jobs, int> getCrewNeeded() = 0;
  virtual int getMaxFirstClass() = 0;
  virtual int getMaxEconomyClass() = 0;
  virtual ~Plane(){}
};

class Flight : public ID
{
 public:
  virtual int getModelNumber() = 0;
  virtual list<Reservation*> getReservations() = 0;
  virtual list<Employee*> getAssignedCrew() = 0;
  virtual Date getDate() = 0;
  virtual string getSource() = 0;
  virtual string getDestination() = 0;
  virtual ~Flight(){}
};


class Customer : public ID
{
 public:
  virtual string getFullName() = 0;
  virtual int getPriority() = 0;
  virtual list<Reservation*> getReservations() = 0;
  virtual ~Customer(){}
};


class Reservation : public ID
{
 public:
  virtual Customer* getCustomer() = 0;
  virtual Flight* getFlight() = 0;
  virtual Classes getClass() = 0;
  virtual int getMaxBaggage() = 0;
  virtual ~Reservation(){}
};


class Date
{
  string date;
 public:
  string getDate() const {return date;}
  Date(string date);    // format: YYYY-MM-DD
  bool operator<(const Date& d) const;
  bool operator>(const Date& d) const;
  bool operator==(const Date& d) const;
};


class Ex2
{
 public:
  virtual Employee* addEmployee(
      int seniority,
      int birth_year,
      string employer_id,
      Jobs title) = 0;

  virtual Employee* getEmployee(string id) = 0;

  virtual Plane* addPlane(
      int model_number,
      map<Jobs, int> crew_needed,
      map<Classes, int> max_passangers) = 0;

  virtual Plane* getPlane(string id) = 0;

  virtual Flight* addFlight(
      int model_number,
      Date date,
      string source,
      string destination) = 0;

  virtual Flight* getFlight(string id) = 0;

  virtual Customer* addCustomer(
      string full_name,
      int priority) = 0;

  virtual Customer* getCustomer(string id) = 0;

  virtual Reservation* addResevation(
      string customerId,
      string flightId,
      Classes cls,
      int max_baggage) = 0;

  virtual Reservation* getReservation(string id) = 0;

  virtual void exit() = 0;

  virtual ~Ex2(){}
};

#endif