public void SetDefinition(IStateMachineDefinition definition)
{
Affirm.ArgumentNotNull(definition, "definition");
definition.Validate();
Definition = definition;
}
IStateMachine Start(IStateMachineDefinition def, ISMParameters paramters, IStateMachine sm)
{
Affirm.ArgumentNotNull(def, "definition");
Affirm.ArgumentNotNull(sm, "machine");
def.Validate();
Log.Debug("SM with {0} is going to be started".FormIt(sm.GetType()));
sm.SmId = Guid.NewGuid();
_persistenceService.BuildUpDefinition(sm, def);
var initialState = sm.Definition.GetInitialState();
if (initialState == null)
{
throw new InvalidOperationException("{0}: can not find intitial state".FormIt(sm));
}
return(MoveToState(sm, initialState, paramters));
}
public virtual void BuildUpDefinition(IStateMachine sm, IStateMachineDefinition def)
{
Affirm.ArgumentNotNull(sm, "sm");
Affirm.ArgumentNotNull(def, "def");
def.Validate();
sm.CurrentState = def.GetStateById(sm.CurrentStateId);
var childContainer = _serviceProvider.CreateScope();
//childContainer.RegisterInstance(typeof(IStateMachine), sm);
//childContainer.RegisterInstance(sm.GetType(), sm);
sm.Container = childContainer;
var actionFabric = sm.Container.ServiceProvider.GetRequiredService <IActionFabric>();
var triggerFabric = sm.Container.ServiceProvider.GetRequiredService <ITriggerFabric>();
Action <IEnumerable <IActionHolder> > buildUpActions = (s) =>
{
foreach (var act in s)
{
act.NestedAction = actionFabric.Get(act.Code);
if (act.NestedAction == null)
{
throw new StateMachineException(sm.SmId, $"Can not resolve {act.Code} from ation fabric");
}
act.NestedAction.StateMachine = sm;
}
};
foreach (var state in def.States)
{
state.StateMachine = sm;
if (state.EnterActions != null)
{
buildUpActions(state.EnterActions);
}
if (state.ExitActions != null)
{
buildUpActions(state.ExitActions);
}
}
foreach (var tran in def.Transitions)
{
tran.StateMachine = sm;
if (tran.Trigger != null &&
!string.IsNullOrEmpty(tran.Trigger.Code))
{
var trigger = triggerFabric.Get(tran.Trigger.Code);
if (trigger == null)
{
throw new StateMachineException(sm.SmId, $"Can not resolve {tran.Trigger.Code} from trigger fabric");
}
trigger.StateMachine = sm;
tran.Trigger.NestedAction = trigger;
}
}
sm.SetDefinition(def);
}
