void createIdleState()
{
idleState = (fsm, gameObj) =>
{
// GOAP planning
// get the world state and the goal we want to plan for
HashSet <KeyValuePair <string, object> > worldState = dataProvider.getWorldState();
HashSet <KeyValuePair <string, object> > goal = dataProvider.createGoalState();
// Plan
Queue <GoapAction> plan = planner.plan(gameObject, availableActions, worldState, goal);
if (plan != null)
{
// we have a plan, hooray!
currentActions = plan;
dataProvider.planFound(goal, plan);
fsm.popState(); // move to PerformAction state
fsm.pushState(performActionState);
}
else
{
// ugh, we couldn't get a plan
Debug.Log("<color=orange>Failed Plan:</color>" + prettyPrint(goal));
dataProvider.planFailed(goal);
fsm.popState(); // move back to IdleAction state
fsm.pushState(idleState);
}
};
}
private void createPerformActionState()
{
performActionState = (fsm, gameObj) => {
// perform the action
if (!hasActionPlan())
{
// no actions to perform
Debug.Log("<color=red>Done actions</color>");
fsm.popState();
fsm.pushState(idleState);
dataProvider.actionsFinished();
return;
}
GoapAction action = currentActions.Peek();
if (action.isDone())
{
// the action is done. Remove it so we can perform the next one
currentActions.Dequeue();
}
if (hasActionPlan())
{
// perform the next action
action = currentActions.Peek();
bool inRange = action.requiresInRange() ? action.isInRange() : true;
if (inRange)
{
// we are in range, so perform the action
bool success = action.perform(gameObj);
if (!success)
{
// action failed, we need to plan again
fsm.popState();
fsm.pushState(idleState);
dataProvider.planAborted(action);
}
}
else
{
// we need to move there first
// push moveTo state
fsm.pushState(moveToState);
}
}
else
{
// no actions left, move to Plan state
fsm.popState();
fsm.pushState(idleState);
dataProvider.actionsFinished();
}
};
}
private void createMoveToState()
{
moveToState = (fsm, gameObj) => {
// move the game object
GoapBaseAction action = currentActions.Peek();
if (action.requiresInRange() && action.target == null)
{
Debug.Log("<color=red>Fatal error:</color> Action requires a target but has none. Planning failed. You did not assign the target in your Action.checkProceduralPrecondition()");
fsm.popState(); // move
fsm.popState(); // perform
fsm.pushState(idleState);
return;
}
};
}
