public RobotMiner(Vector2 position, Random random) : base(position, random)
{
Color = Color.Orchid;
Size = new Size(20, 20);
_state = RobotMinerState.SearchForMiningSite;
_amountToMinePerCycle = 10;
_cycleMaxTick = 20;
}
public ItemMovable DoLogic(List <ItemFixed> fixedItems)
{
ItemMovable item = null;
switch (_state)
{
//In Idle state do nothing
case RobotMinerState.Idle:
break;
case RobotMinerState.SearchForMiningSite:
//If there are any resources on the screen, go after the closest one
if (fixedItems.Count > 0)
{
ItemFixed closestItem = Helper.GetClosestItem(Position, fixedItems);
if (closestItem == null)
{
break;
}
WhereToGo = closestItem.Position;
_state = RobotMinerState.GoToMiningSite;
}
break;
//Go to the mining site
case RobotMinerState.GoToMiningSite:
//Check if robot arrived at the resource
if (Functions.DistanceBetweenTwoPoints(Position, WhereToGo) < destinationRange)
{
//Change the robot's state to Mine
WhereToGo = null;
_state = RobotMinerState.Mine;
}
break;
case RobotMinerState.Mine:
//Check if it has anything to mine
if (_itemToMine == null)
{
//Get the first resource within the range
foreach (ItemFixed i in fixedItems)
{
if (Functions.DistanceBetweenTwoPoints(Position, i.Position) < destinationRange)
{
_itemToMine = i;
break;
}
}
//If no item in range, change the state to search and go
if (_itemToMine == null)
{
_state = RobotMinerState.SearchForMiningSite;
}
}
else
{
//Mine the resource every _cycleMaxTick ticks
_cycleTickIteration++;
if (_cycleTickIteration == _cycleMaxTick)
{
_cycleTickIteration = 0;
item = _itemToMine.Mine(_amountToMinePerCycle);
if (!_itemToMine.IsAlive)
{
_itemToMine = null;
}
}
}
break;
}
return(item);
}
