// This file contains global data structures for the class "fleet".

#ifndef FLEET_H
#define FLEET_H

struct fleet_element
  {
  aircraft     ac_data; // description and reservations for one aircraft
  fleet_element *next;  // next aircraft in linked list
  };

class fleet
  {
  private:
    fleet_element *head; // linked list of aircraft
    int ac_count;        // link count for linked list
  public:
    fleet();
    ~fleet();
    void add_new_ac(const new_aircraft new_ac_data);
    int remove_ac(const int ac_unique_id);
    int update_ac_name(const int ac_unique_id, const char name[]);
    int update_ac_description(const int ac_unique_id, const char *description);
    new_aircraft * find_all_ac(int & count);
    new_aircraft   find_one_ac(const int ac_unique_id, const char name[],
                               int & outcome);
    all_ac_data find_all_ac_data(const int ac_unique_id, int & outcome);
    int add_ac_reservation(const int ac_unique_id, 
                           const time_slot_info res_info);
    int remove_ac_reservation(const int ac_unique_id, const int slot_unique_id);
  };

#endif