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ServerBase/Entity/State/EntityHFSMBase.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+
+using AsyncStateMachine;
+
+
+using ServerCore; using ServerBase;
+
+
+using SESSION_ID = System.Int32;
+using META_ID = System.UInt32;
+using ENTITY_GUID = System.String;
+using ACCOUNT_ID = System.String;
+using OWNER_GUID = System.String;
+using USER_GUID = System.String;
+using CHARACTER_GUID = System.String;
+using ITEM_GUID = System.String;
+
+
+namespace ServerBase;
+
+
+public abstract partial class EntityHFSMBase : HFSMBase<EntityStateTriggerType, EntityStateType>, IWithEntityOwner
+{
+    private readonly EntityBase m_owner;
+
+    public EntityHFSMBase(EntityBase owner)
+        : base()
+    {
+        m_owner = owner;
+    }
+
+
+    public async Task<Result> loadHfsm()
+    {
+        var result = new Result();
+        var err_msg = string.Empty;
+
+        if (false == await initHfsm(EntityStateType.Created, setupHfsm))
+        {
+            err_msg = $"\"Failed to create Entity HFSM !!!";
+            result.setFail(ServerErrorCode.EntityBaseHfsmInitFailed, err_msg);
+            return result;
+        }
+
+        return result;
+    }
+
+    protected abstract bool setupHfsm(HFSMBase<EntityStateTriggerType, EntityStateType> initHFSM);
+
+    public override void onSubscribeStateChangeNotify()
+    {
+        var sm = getStateMachine();
+        NullReferenceCheckHelper.throwIfNull(sm, () => $"sm is null !!!");
+
+        sm.Observable.Subscribe(onTransitionedState);
+    }
+
+    protected virtual void onTransitionedState(AsyncStateMachine.Transition<EntityStateTriggerType, EntityStateType> transition)
+    {
+        if (false == transition.isChangedState())
+        {
+            return;
+        }
+
+        var owner = getOwner();
+
+        var debug_msg = $"EntityHFSM transited State !!! : {transition.toBasicString()} - {owner.toBasicString()}";
+        Log.getLogger().debug(debug_msg);
+    }
+}