private PlainStateMachine <TState, TTrigger> Build <TState, TTrigger>()
{
var stateMachine = new PlainStateMachine <TState, TTrigger>();
AddStates(stateMachine);
AddTransitionsAndGuardConditions(stateMachine);
return(stateMachine);
}
private void AddStates <TState, TTrigger>(PlainStateMachine <TState, TTrigger> stateMachine)
{
if (_states.Count > 0)
{
for (int i = 0; i < _states.Count; i++)
{
var current = _states[i];
TState stateId = (TState)current.StateId;
IState stateObject = (current.StateObject as IState) ?? new EmptyState();
stateMachine.AddState(stateId, stateObject);
if (stateObject is IStateEventHandler eventHandler)
{
stateMachine.SubscribeEventHandlerTo(stateId, eventHandler);
}
}
stateMachine.InitialState = (TState)InitialStateId;
}
}
private void AddTransitionsAndGuardConditions <TState, TTrigger>(PlainStateMachine <TState, TTrigger> stateMachine)
{
if (_transitions.Count > 0)
{
for (int i = 0; i < _transitions.Count; i++)
{
var current = _transitions[i];
TState stateFrom = (TState)current.StateFrom;
TState stateTo = (TState)current.StateTo;
TTrigger trigger = (TTrigger)current.Trigger;
var transition = new Transition <TState, TTrigger>(stateFrom, trigger, stateTo);
stateMachine.AddTransition(transition);
for (int j = 0; j < current.GuardConditions.Length; j++)
{
stateMachine.AddGuardConditionTo(transition, ScriptableObject.Instantiate(current.GuardConditions[j]));
}
}
}
}
