using asap.core;
using UnityEngine;
using UniRx;
using System;
using System.Threading.Tasks;
using GameCore;
using UnityEngine.UI;

public class EventCanGemTaskView : MonoBehaviour
{
    [SerializeField] private GameObject[] gems, emptySlots;
    Sprite gemSprite;
    [SerializeField] private RewardItemNew reward;
    private IEventAggregator _eventAggregator;
    private EventCanGemTaskInfo _info;
    [SerializeField] private RewardFlyBatchController rewardFlyBatchController;

    // private RectTransform RewardFlyTarget => emptySlots[_info.CurrentGemProgress].GetComponent<RectTransform>();
    private RectTransform GetRewardFlyTarget(int progress)
    {
        if (progress >= gems.Length || progress < 0)
        {
            Debug.LogError($"[EventCan] Invalid progress {progress}");
            return null;
        }
        return emptySlots[progress].GetComponent<RectTransform>();
    }
    private const float _gemPopInterval = 0.5f;
    private RewardFlyBatchController _rewardFlyBatchController;

    public void Init(EventCanGemTaskInfo info, IEventAggregator ea, RewardFlyBatchController rewardFlyBatchController)
    {
        gemSprite = gems[0].transform.GetComponent<Image>().sprite;
        int i = 0;
        while (i < info.CurrentGemProgress)
        {
            gems[i].SetActive(true);
            i++;
        }
        while (i < gems.Length)
        {
            gems[i].SetActive(false);
            i++;
        }
        reward.SetData(info.Reward);
        _info = info.DeepCopy();
        _eventAggregator = ea;
        _eventAggregator.GetEvent<EventCanOpenEvent>().Subscribe(OnCanOpen).AddTo(this);
        _rewardFlyBatchController = rewardFlyBatchController;
    }

    private async void OnCanOpen(EventCanOpenEvent e)
    {
        if (e.RewardInfo.RewardType != _info.GemType)
            return;
        // if ((model.BlockState & EEventCanBlockState.Gem) == EEventCanBlockState.Gem)
        // {
        //     return;
        // }
        var taskInfoSnapShot = e.GemTaskInfoSnapShot;
        // Debug.Log($"<color=red>[EventCan] -------------SnapShot---------------</color>");
        // Debug.Log($"[EventCan] GemType: {taskInfoSnapShot.GemType}");
        // Debug.Log($"[EventCan] CurrentProgress: {taskInfoSnapShot.CurrentGemProgress}");
        await MakeRewardFly(e, taskInfoSnapShot);
        await UpdateGemTask(taskInfoSnapShot);
    }

    private async Task UpdateGemTask(EventCanGemTaskInfo infoSnapShot)
    {
        int i;
        if (infoSnapShot.TaskId != _info.TaskId)
        {
            gems[infoSnapShot.TotalGemRequired - 1].SetActive(true);
            // await Task.Delay(TimeSpan.FromSeconds(_gemPopInterval));
            var clickAwaiter = new TaskCompletionSource<bool>();
            var panel = (await UIManager.Instance.ShowUINotLoading(UITypes.EventCanRewardPopupPanel)).GetComponent<EventCanRewardPanel>();
            panel.Init(_info.Reward, _info.GemIdx - 1, _eventAggregator, () => clickAwaiter.SetResult(true));
            // UIManager.UnblockInput();
            await clickAwaiter.Task;
            // UIManager.BlockInput();
            _info = infoSnapShot;
            i = 0;
            while (i < gems.Length)
            {
                gems[i].SetActive(false);
                i++;
            }
            reward.SetData(infoSnapShot.Reward);
            var model = GContext.container.Resolve<EventCanModel>();
            model.BlockState &= ~EEventCanBlockState.Gem;
            Debug.Log($"[EventCan] Gem Unblock: {model.BlockState}");
        }
        else
        {
            i = _info.CurrentGemProgress;
            // while (i < infoSnapShot.CurrentGemProgress)
            // {
            //     gems[i].SetActive(true);
            //     i++;
            //     await Task.Delay(TimeSpan.FromSeconds(_gemPopInterval));
            // }
            gems[i].SetActive(true);
            i++;
            while (i < gems.Length)
            {
                gems[i].SetActive(false);
                i++;
            }
            _info.CurrentGemProgress = infoSnapShot.CurrentGemProgress;
        }
        // UIManager.UnblockInput();
    }

    /// <summary>
    /// Display RewardFly from can open event
    /// </summary>
    /// <param name="e">can open event</param>
    /// <returns></returns>
    private async Task MakeRewardFly(EventCanOpenEvent e, EventCanGemTaskInfo taskInfoSnapShot)
    {
        try
        {
            // var rewardFly = Instantiate(rewardFlyPrefab, rewardFlyPrefab.transform.parent).GetComponent<RewardFly>();
            var rewardFlyTarget = GetRewardFlyTarget((taskInfoSnapShot.CurrentGemProgress + 2) % 3);
            var collectionItemFly = new CollectionItemFly
            {
                icon = gemSprite,
                numStr = "",
                sourcePos = e.CanPosition,
                destPos = rewardFlyTarget.position,
                scale = transform.localScale,
                isPlayOpen = true,
                isPlayClose = true,
                isDestinationRewardStash = false,
                targetIconSize = rewardFlyTarget.rect.width
            };
            var request = new BatchedRewardFlyRequest
            {
                icon = gemSprite,
                StartPoint = new BatchedRewardFlyPoint(e.CanRt),
                EndPoint = new BatchedRewardFlyPoint(rewardFlyTarget),
                isDestinationRewardStash = false,
                AnimationParamIndex = 0
            };
            await rewardFlyBatchController.OnRewardFlyRequestAsync(request);
        }
        catch (Exception ex)
        {
            Debug.Log($"[EventCan] BreakCanError: {ex.Message}\n{ex.StackTrace}");
        }
    }
}