feat: add completition of work only after work is done

simulation/SimulationManager.gd

@@ -56,6 +56,7 @@ func simulate_tick() -> void:
 
 	for npc in npcs:
 		var old_task := npc.current_task
+		var old_state := npc.task_state
 		var was_complete := npc.task_complete
 
 		npc.simulate_tick(village)
@@ -67,6 +68,10 @@ func simulate_tick() -> void:
 			village.apply_npc_task(npc)
 			village_was_changed = true
 
+			npc.task_complete = true
+			npc.task_state = SimNPC.TASK_STATE_IDLE
+			npc.current_task = "idle"
+
 		if DEBUG_LOGS:
 			print(
 				npc.npc_name,
@@ -74,6 +79,8 @@ func simulate_tick() -> void:
 				npc.profession,
 				" | task: ",
 				npc.current_task,
+				" | state: ",
+				npc.task_state,
 				" | progress: ",
 				npc.task_progress,
 				"/",
@@ -86,11 +93,24 @@ func simulate_tick() -> void:
 				round(npc.energy)
 			)
 
+			if old_state != npc.task_state:
+				print("[SimulationManager] State changed: ", npc.npc_name, " ", old_state, " -> ", npc.task_state)
+
 	if village_was_changed:
 		village_changed.emit(village)
 
 	if DEBUG_LOGS:
 		print(village.get_summary())
+		
+func notify_npc_arrived(npc_id: int) -> void:
+	for npc in npcs:
+		if npc.id == npc_id:
+			if npc.task_state == SimNPC.TASK_STATE_TRAVELING:
+				npc.start_working()
+
+				if DEBUG_LOGS:
+					print("[SimulationManager] ", npc.npc_name, " arrived and started working on: ", npc.current_task)
+			return
 
 func eat_food(amount: float) -> void:
 	village.food -= amount