BuildingPtr reserveShortestPath( const BuildingType buildingType,
GoodStock& stock, long& reservationID,
Propagator &pathPropagator, PathWay &oPathWay )
{
BuildingPtr res;
Propagator::Routes pathWayList;
pathPropagator.getRoutes(buildingType, pathWayList);
//remove factories with improrer storage
Propagator::Routes::iterator pathWayIt= pathWayList.begin();
while( pathWayIt != pathWayList.end() )
{
// for every factory within range
SmartPtr<T> building = pathWayIt->first.as<T>();
if( stock._currentQty > building->getGoodStore().getMaxStore( stock.type() ) )
{
pathWayList.erase( pathWayIt++ );
}
else
{
pathWayIt++;
}
}
//find shortest path
int maxLength = 999;
PathWay* shortestPath = 0;
for( Propagator::Routes::iterator pathIt = pathWayList.begin();
pathIt != pathWayList.end(); pathIt++ )
{
if( pathIt->second.getLength() < maxLength )
{
shortestPath = &pathIt->second;
maxLength = pathIt->second.getLength();
res = pathIt->first;
}
}
if( res.isValid() )
{
reservationID = res.as<T>()->getGoodStore().reserveStorage( stock );
if (reservationID != 0)
{
oPathWay = *shortestPath;
}
else
{
res = BuildingPtr();
}
}
return res;
}
Propagator::DirectRoute getWarehouse4Sells( Propagator &pathPropagator,
SimpleGoodStore& basket )
{
Propagator::Routes pathWayList = pathPropagator.getRoutes( building::warehouse );
// select the warehouse with the max quantity of requested goods
Propagator::Routes::iterator pathWayIt = pathWayList.begin();
while( pathWayIt != pathWayList.end() )
{
// for every warehouse within range
WarehousePtr warehouse= pathWayIt->first.as< Warehouse >();
if( warehouse->getGoodStore().getFreeQty() == 0 ) { pathWayList.erase( pathWayIt++ );}
else { pathWayIt++; }
}
//have only available warehouses, find nearest of it
Propagator::DirectRoute shortest = pathPropagator.getShortestRoute( pathWayList );
return shortest;
}
