using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using XNode;
using System;
using Sirenix.OdinInspector;
using System.Linq;
using ChivaXR;

namespace ChivaVR.State
{
    public class CloseStateNode : StateNode
    {
        [Input, HideInInspector] public Empty enter;

        [ValueDropdown("GetProcedure", IsUniqueList = true)]
        [OnValueChanged("ResetCurrentProcedure")]
        [HideLabel]
        public int currentProcedureStepID;
        private static IEnumerable GetProcedure()
        {
            return ProcessManagement.Instance.processes.Select(x => new ValueDropdownItem(x.processBase.GetPBDescribe(), x.stepID));
        }

        private ProcessElement currentProcedure;
        public ProcessElement CurrentProcedure
        {
            get
            {
                if (currentProcedure == null)
                {
                    currentProcedure = GetCurrentProcedure();
                }
                return currentProcedure;
            }
        }

        public void ResetCurrentProcedure()
        {
            currentProcedure = GetCurrentProcedure();
        }

        /// <summary>
        /// 获取当前流程
        /// </summary>
        /// <returns></returns>
        public ProcessElement GetCurrentProcedure()
        {
            if (currentProcedureStepID == 0) return null;
            return ProcessManagement.Instance.processes.Where(x => (x.stepID.Equals(currentProcedureStepID))).First();
        }
        
        public override bool IsRuning { get => base.IsRuning; set => base.IsRuning = value; }

        public override bool IsFinished
        {
            get
            {
                if (CurrentProcedure != null)
                {
                    return CurrentProcedure.finished;
                }
                return false;
                ;
            }
        }

        public override void OnEnter()
        {
            NodePort enterPort = GetInputPort("enter");
            if (enterPort.GetConnections().Count == 0)
            {
                return;
            }
            for (int i = 0; i < enterPort.GetConnections().Count; i++)
            {
                StateNode node = enterPort.GetConnection(i).node as StateNode;
                if (!node.IsFinished) return;
            }

            CloseStateNodeProcedure();
        }

        public void CloseStateNodeProcedure()
        {
            CurrentProcedure.QuitHalfWay();
        }
    }
}