#include "building.hh"
#include "area.hh"
#include "waypoint.hh"


using namespace std ;



/* *** Constructors *** */


Building::Building(const string &_name)
{
  name = _name ;
}



Building::Building(const Building &b)
{
  name = b.name ;
  areas = b.areas ;
  waypoints = b.waypoints ;
}



/**
 * Note: deletes (unallocates) all elements in #areas; deletes elements
 * in #waypoints that belong only to this Building (waypoints that link
 * several buildings are preserved).
 */
Building::~Building()
{
  // Empty Area list
  for (vector<Area*>::const_iterator i = areas.begin() ;
       i != areas.end() ; ++i)
    delete *i ;
  areas.clear() ;

  // Empty Waypoint list
  for (vector<Waypoint*>::const_iterator i = waypoints.begin() ;
       i != waypoints.end() ; ++i)
    {
      // Delete current waypoint only if it is not linked to another building
      if ((*i)->get_buildings().size() <= 1)
        delete *i ;
    }
  waypoints.clear() ;
}



/* *** Operators *** */


const Building& Building::operator=(const Building &b)
{
  if (this == &b)
    return *this ;

  name = b.name ;
  areas = b.areas ;
  waypoints = b.waypoints ;

  return *this;
}


bool Building::operator==(const Building &b) const
{
  if (this == &b)
    return true ;

  return
    name == b.name &&
    areas == b.areas &&
    waypoints == b.waypoints ;
}



ostream& operator<<(ostream &os, const Building &b)
{
  os << b.name ;

  return os ;
}