plugin-library/Assets/03.FiniteStateMachine/RunTime/FSMManager.cs

using System;
using System.Collections.Generic;
using UnityEngine;

public class FSMManager
{
    public GameObject FSMMangerObject;
    private Dictionary<int, FSMController> controllers = new Dictionary<int, FSMController>();
    private Dictionary<int, SingleState> states = new Dictionary<int, SingleState>();
    private int nextControllerId = 0;
    private int nextStateId = 0;

    /// <summary>
    /// <20><><EFBFBD><EFBFBD>FSMController
    /// </summary>
    /// <returns><3E><><EFBFBD>ش<EFBFBD><D8B4><EFBFBD><EFBFBD><EFBFBD>FSMController<65><72>ʶ<EFBFBD><CAB6>Intֵ</returns>
    public int CreateFSMController()
    {
        if(FSMMangerObject == null)
        {
            Debug.LogError("FSM״̬<D7B4><CCAC><EFBFBD><EFBFBD>δ<EFBFBD><CEB4>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
            return -1;
        }
        else
        {
            int id = nextControllerId++;
            GameObject newController = new GameObject("FSMController" + id);
            newController.transform.SetParent(FSMMangerObject.transform);
            var controller = newController.AddComponent<FSMController>();
            controllers[id] = controller;
            return id;
        }
    }

    /// <summary>
    /// <20><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>FSMController
    /// </summary>
    /// <param name="controllerId"></param>
    public void DestroyFSMController(int controllerId)
    {
        if (controllers.TryGetValue(controllerId, out var controller))
        {
            GameObject.Destroy(controller.gameObject);
            controllers.Remove(controllerId);
        }
        else
        {
            Debug.LogError("<22><>Id<49><64>FSMController<65><72><EFBFBD><EFBFBD><EFBFBD>ڻ<EFBFBD><DABB>ѱ<EFBFBD><D1B1><EFBFBD><EFBFBD>٣<EFBFBD><D9A3><EFBFBD><EFBFBD><EFBFBD>");
        }
    }

    /// <summary>
    /// <20>˳<EFBFBD>ָ<EFBFBD><D6B8>Controller<65>е<EFBFBD><D0B5><EFBFBD><EFBFBD><EFBFBD>״̬
    /// </summary>
    /// <param name="controllerId"></param>
    public void ExitAllStateInController(int controllerId)
    {
        if (controllers.TryGetValue(controllerId, out var controller))
        {
            controller.ExitAll();
        }
        else
        {
            Debug.LogError("<22><>Id<49><64>FSMController<65><72><EFBFBD><EFBFBD><EFBFBD>ڻ<EFBFBD><DABB>ѱ<EFBFBD><D1B1><EFBFBD><EFBFBD>٣<EFBFBD><D9A3><EFBFBD><EFBFBD><EFBFBD>");
        }
    }

    /// <summary>
    /// <20><><EFBFBD><EFBFBD>״̬
    /// </summary>
    /// <param name="controllerId">״̬<D7B4><CCAC><EFBFBD>ص<EFBFBD>ControllerId</param>
    /// <param name="stateDateAction">״̬<D7B4><CCAC>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD></param>
    /// <returns></returns>
    public int CreateState(int controllerId, StateDateAction stateDateAction)
    {
        if (controllers.TryGetValue(controllerId, out var controller))
        {
            // <20><><EFBFBD><EFBFBD>state<74><65><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD>ָ<EFBFBD><D6B8>controller<65><72><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
            SingleState state = new SingleState();
            state.stateDate = stateDateAction;
            controller.AddState(state);
            int id = nextStateId++;
            states[id] = state;
            return id;

        }
        else
        {
            Debug.LogError("<22><>Id<49><64>FSMController<65><72><EFBFBD><EFBFBD><EFBFBD>ڻ<EFBFBD><DABB>ѱ<EFBFBD><D1B1><EFBFBD><EFBFBD>٣<EFBFBD>״̬<D7B4><CCAC>ʼ<EFBFBD><CABC>ʧ<EFBFBD>ܣ<EFBFBD><DCA3><EFBFBD><EFBFBD><EFBFBD>");
            return -1;
        }
    }

    /// <summary>
    /// <20><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>״̬
    /// </summary>
    /// <param name="stateId"></param>
    public void EnterState(int stateId)
    {
        if(states.TryGetValue(stateId, out var state))
        {
            state.Machine.Enter(state.GetType());
        }
        else
        {
            Debug.LogError("<22><>Id<49><64>״̬<D7B4><CCAC><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><DAA3><EFBFBD><EFBFBD><EFBFBD>");
        }
    }

    /// <summary>
    /// <20>뿪ָ<EBBFAA><D6B8>״̬
    /// </summary>
    /// <param name="stateId"></param>
    public void ExitState(int stateId)
    {
        if (states.TryGetValue(stateId, out var state))
        {
            state.Machine.Exit(state.GetType());
        }
        else
        {
            Debug.LogError("<22><>Id<49><64>״̬<D7B4><CCAC><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><DAA3><EFBFBD><EFBFBD><EFBFBD>");
        }
    }

    /// <summary>
    /// <20><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>״̬
    /// </summary>
    /// <param name="stateId"></param>
    public void DestroyState(int stateId)
    {
        if (states.TryGetValue(stateId, out var state))
        {
            states.Remove(stateId);
        }
    }

    // <20><>״̬<D7B4><CCAC><EFBFBD>ӵ<EFBFBD>FSMController
    public void AddStateToController(int controllerId, int stateId)
    {
        if (controllers.TryGetValue(controllerId, out var controller) && states.TryGetValue(stateId, out var state))
        {
            controller.AddState(state);
        }
    }
}