public void DoLogic(List <ItemMovable> movableItems, BuildingHQ hq)
{
switch (_state)
{
//In Idle state do nothing
case RobotTransporterState.Idle:
break;
//Find a resource nearby
case RobotTransporterState.SearchForResource:
//If there are any resources on the screen, go after the closest one
if (movableItems.Count > 0)
{
ItemMovable closestItem = Helper.GetClosestItem(Position, movableItems.Where(a => a.IsAvailableToBePickedUp).ToList());
if (closestItem == null)
{
break;
}
WhereToGo = closestItem.Position;
_state = RobotTransporterState.GoForResource;
}
break;
//Find a resource nearby
case RobotTransporterState.GoForResource:
//Check if robot arrived at the resource
if (Functions.DistanceBetweenTwoPoints(Position, WhereToGo) < destinationRange)
{
//If it got to the resource, pick the closest one(maybe there are more in within the rage)
ItemMovable closestItem = Helper.GetClosestItem(Position, movableItems.Where(a => a.IsAvailableToBePickedUp).ToList());
if (closestItem == null)
{
break;
}
//Change the states of the robot and the item so no other robot will pick this one up
_pickedUpItem = closestItem;
closestItem.IsAvailableToBePickedUp = false;
WhereToGo = hq.Position;
_state = RobotTransporterState.ReturnResourceToBase;
}
else
{
_state = RobotTransporterState.SearchForResource;
}
break;
//After the resource is picked up, bring it back to the base
case RobotTransporterState.ReturnResourceToBase:
if (Functions.DistanceBetweenTwoPoints(Position, WhereToGo) < destinationRange)
{
_pickedUpItem = null;
_state = RobotTransporterState.SearchForResource;
WhereToGo = null;
}
break;
}
}
public RobotTransporter(Vector2 position, Random random) : base(position, random)
{
Color = Color.LightSeaGreen;
Size = new Size(20, 20);
_state = RobotTransporterState.SearchForResource;
}