using asap.core;
using EnhancedUI.EnhancedScroller;
using EventPartnerGather;
using UniRx;
using UnityEngine;
using UnityEngine.UI;

namespace UI.PartnerGather.ScrollItems
{
    public class EventPartnerGatherScrollViewAutoMatch : EnhancedScrollerCellView
    {
        public BtnSwitch btnSwitch;
        public GameObject bgLight;
        public GameObject textTab1;
        public GameObject textTab2;
        public Button btnOff;

        private CompositeDisposable _disposables = new();
        private AutoMatchState _state;
        private Button _btnSwitchButton;
        private bool _hostReady;

        /// <summary>
        /// 宿主在 GetCellView 绑定后调用：应用存档/业务状态并解锁交互。列表回收复用后每次展示都会 OnEnable 加锁，须再次调用。
        /// </summary>
        public void ApplyHostBinding(AutoMatchState state)
        {
            ELog($"ApplyHostBinding state={state}");
            _hostReady = true;
            _state = state;
            UpdateState(_state);
            SetInteractionLocked(false);
            // BtnSwitch.OnEnable 每轮会 AddListener，回收复用后叠多条；GetCellView 在 OnEnable 之后调用，此处收口为单条
            if (btnSwitch)
                btnSwitch.RemoveAndReAddOnListener();
        }

        private void Awake()
        {
            if (btnSwitch)
                _btnSwitchButton = btnSwitch.GetComponent<Button>();
        }

        private void OnEnable()
        {
            _hostReady = false;
            SetInteractionLocked(true);
        }

        private void SetInteractionLocked(bool locked)
        {
            if (_btnSwitchButton)
                _btnSwitchButton.interactable = !locked;
            if (btnOff)
                btnOff.interactable = !locked;
        }

        private void Start()
        {
            btnOff.onClick.AddListener(OnClickOff);
            if (btnSwitch)
                btnSwitch.onToggle.AddListener(OnSwitch);
            GContext.OnEvent<EventTryCloseAutoMatchResult>().Subscribe(OnCloseAutoMatchResult).AddTo(_disposables);
        }


        private void OnDestroy()
        {
            _disposables?.Dispose();
            _disposables = null;
        }

        private void OnSwitch(bool isOn)
        {
            if (!_hostReady)
                return;
            ChangeStateAndNotify(isOn ? AutoMatchState.AutoMatchOn : AutoMatchState.AutoMatchOff);
        }

        private void OnClickOff()
        {
            if (!_hostReady)
                return;
            GContext.Publish(new EventTryCloseAutoMatch());
        }

        private void OnCloseAutoMatchResult(EventTryCloseAutoMatchResult e)
        {
            ELog($"OnCloseAutoMatchResult canClose={e.IsCanClose}");
            if (!_hostReady)
                return;
            if (e.IsCanClose)
            {
                ChangeStateAndNotify(AutoMatchState.AutoMatchOff);
            }
        }

        private void ChangeStateAndNotify(AutoMatchState state)
        {
            if (_state != state)
            {
                _state = state;
                UpdateState(_state);
                GContext.Publish(new EventForAutoMatchChangeStage { State = _state });
            }
        }

        /// <summary>
        /// 仅刷新显示，不发布事件（宿主与全局事件回调使用）。
        /// </summary>
        public void SetupState(AutoMatchState state)
        {
            ELog($"SetupState state={state}");
            _state = state;
            UpdateState(_state);
        }

        private void UpdateState(AutoMatchState state)
        {
            ELog($"UpdateState state={state}");
            var isOn = state == AutoMatchState.AutoMatchOn;
            btnOff.gameObject.SetActive(isOn);
            btnSwitch.SetState(isOn);
            bgLight.SetActive(isOn);
            textTab1.SetActive(isOn);
            textTab2?.SetActive(!isOn);
        }

        #region Log

        private void ELog(string message)
        {
#if UNITY_EDITOR
            Debug.Log($"<color=cyan> EventPartnerGatherScrollViewAutoMatch -> {gameObject.name} {message} </color>");
#endif
        }

        #endregion
    }
}