private IEnumerator DoAction(GoapFsm fsm, GoapAgent agent)
{
if (_actions.Count > 0)
{
var action = _actions.Peek();
if (action.IsDone())
{
agent.Effects.Add(action.EffectsAdd);
agent.Effects.Remove(action.EffectsRemove);
action.Exit();
fsm.Pop();
fsm.Push(_idle);
_actions.Dequeue();
}
else
{
yield return(action.Update(agent));
}
}
else
{
fsm.Pop();
fsm.Push(_idle);
}
}
private IEnumerator Reset(GoapFsm fsm, GoapAgent agent)
{
_fsm.Pop();
_fsm.Push(_idle);
yield return(0);
}
public GoapAgent(IGoapMoveHandle move)
{
_move = move;
_fsm = new GoapFsm(this);
_reset = Reset;
_idle = Idle;
_walk = Walk;
_doAction = DoAction;
_fsm.Push(_idle);
}
private IEnumerator Idle(GoapFsm fsm, GoapAgent agent)
{
if (_actions.Count > 0)
{
fsm.Pop();
var action = _actions.Peek();
if (CurrentAction != action)
{
CurrentAction = action;
GoalActionChanged?.Invoke();
}
yield return(action.CheckInRange(agent));
if (action.InRange)
{
action.Enter();
fsm.Push(_doAction);
}
else
{
fsm.Push(_doAction);
fsm.Push(_walk);
}
}
else
{
if (!_manualMode)
{
yield return(Planer(agent));
}
else
{
if (CurrentAction != null)
{
CurrentAction = null;
GoalActionChanged?.Invoke();
}
yield return(0);
}
}
}
private IEnumerator Walk(GoapFsm fsm, GoapAgent agent)
{
fsm.Pop();
var action = _actions.Peek();
_move.SetTarget(action.Target);
while (_move.pathPending() && !agent.InterruptState)
{
yield return(0);
}
while (!_move.IsDone() && !agent.InterruptState)
{
_move.MoveUpdate();
yield return(0);
}
_move.Stop();
action.Enter();
}
