using ChivaVR.State;
using ChivaXR;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class ProcedureStateGraphController : MonoBehaviour
{
    [Header("是否使用原ProcedureManager的线性执行")]
    public bool linerRunning = true;           //线性执行,

    public bool orderRunGraph = false;
    public List<StateGraphBase> stateGraphBases = new List<StateGraphBase>();
    private int currentStateGraphID = 0;
    private bool stateGraphRuning = false;

    #region StateGraph
    public void InitStateGraphBases()
    {
        if (stateGraphBases.Count == 0)
        {
            Debug.LogError("暂无流程图，退出流程执行");
            return;
        }

        currentStateGraphID = 0;
        EnterStateGraphByIndex(currentStateGraphID);
    }

    public void EnterStateGraphByIndex(int index)
    {
        if (index >= stateGraphBases.Count) return;

        if (stateGraphRuning)
        {
            stateGraphBases[currentStateGraphID].stateGraph.OnStateExit -= FinishedStateGraph;
        }
        stateGraphRuning = true;

        Debug.Log("进入流程图：" + stateGraphBases[index].description);
        stateGraphBases[index].stateGraph.InitState();
        stateGraphBases[index].stateGraph.EnterStateGraph();
        stateGraphBases[index].stateGraph.OnStateExit += FinishedStateGraph;
    }
    public void EnterStateGraphByStateGraph(StateGraphBase stateGraphBase)
    {
        if (stateGraphRuning)
        {
            stateGraphBases[currentStateGraphID].stateGraph.OnStateExit -= FinishedStateGraph;
        }

        stateGraphRuning = true;
        Debug.Log("进入流程图：" + stateGraphBase.description);
        stateGraphBase.stateGraph.InitState();
        stateGraphBase.stateGraph.EnterStateGraph();
        stateGraphBase.stateGraph.OnStateExit += FinishedStateGraph;
    }

    public void FinishedStateGraph(StateGraph stateGraph)
    {
        stateGraphRuning = false;
        //获取未完成步骤描述
        string info = stateGraph.GetUnFinishedDescription();
        //ExamManager.Instance.SubExamInfo(stateGraph);

        stateGraphBases[currentStateGraphID].stateGraph.OnStateExit -= FinishedStateGraph;
        Debug.Log("完成流程图:" + stateGraphBases[currentStateGraphID].description);

        //是否依次执行
        if (!orderRunGraph) return;
        currentStateGraphID++;
        if (currentStateGraphID <= stateGraphBases.Count)
        {
            EnterStateGraphByIndex(currentStateGraphID);
        }
        else
        {
            Debug.Log("完成所有流程图列表");
        }
    }

    public void EnterTargetGraphBase(StateGraphBase stateGraphBase)
    {
        //ProcessManagement.Instance.InitStepState(false);
        //ProcedureManager.Instance.JumpStep(stateGraphBase.startInitStep, false);
        EnterStateGraphByStateGraph(stateGraphBase);
    }

    #endregion

}