add beehave

addons/beehave/nodes/composites/selector_reactive.gd

@@ -0,0 +1,47 @@
+@tool
+@icon("../../icons/selector_reactive.svg")
+class_name SelectorReactiveComposite extends Composite
+
+## Selector Reactive nodes will attempt to execute each of its children until one of
+## them return `SUCCESS`. If all children return `FAILURE`, this node will also
+## return `FAILURE`.
+## If a child returns `RUNNING` it will restart.
+
+
+func tick(actor: Node, blackboard: Blackboard) -> int:
+	for c in get_children():
+		if c != running_child:
+			c.before_run(actor, blackboard)
+
+		var response: int = c.tick(actor, blackboard)
+		if can_send_message(blackboard):
+			BeehaveDebuggerMessages.process_tick(c.get_instance_id(), response, blackboard.get_debug_data())
+
+		if c is ConditionLeaf:
+			blackboard.set_value("last_condition", c, str(actor.get_instance_id()))
+			blackboard.set_value("last_condition_status", response, str(actor.get_instance_id()))
+
+		match response:
+			SUCCESS:
+				# Interrupt any child that was RUNNING before.
+				if c != running_child:
+					interrupt(actor, blackboard)
+				c.after_run(actor, blackboard)
+				return SUCCESS
+			FAILURE:
+				c.after_run(actor, blackboard)
+			RUNNING:
+				if c != running_child:
+					interrupt(actor, blackboard)
+					running_child = c
+				if c is ActionLeaf:
+					blackboard.set_value("running_action", c, str(actor.get_instance_id()))
+				return RUNNING
+
+	return FAILURE
+
+
+func get_class_name() -> Array[StringName]:
+	var classes := super()
+	classes.push_back(&"SelectorReactiveComposite")
+	return classes