using UnityEngine;
using UnityEngine.UI;
using asap.core;
using System.Collections;
using DG.Tweening;
using TMPro;
using UniRx;

public class EventPartnerStatueTokenExchangeManager : MonoBehaviour
{
    #region UIElements
    [SerializeField] private Image bar;
    [SerializeField] private TMP_Text textPercentage;
    #endregion

    #region Params
    [SerializeField] private float progressAnimationDuration = 0.3f;
    [SerializeField] private float homePanelAnimationDelay = 2f;
    #endregion

    private Coroutine _progressAnimationCoroutine = null;

    private void Start()
    {
        // TryConsumePendingScoreUi(data);
        GContext.OnEvent<ResAddEvent>().Subscribe(OnResAddEvent).AddTo(this);
        var data = GContext.container.Resolve<EventPartnerStatueTokenExchangeData>();
        if (data == null)
        {
            gameObject.SetActive(false);
            return;
        }
        SetData(data);
    }

    // private void OnEnable()
    // {
    //     var data = GContext.container.Resolve<EventPartnerStatueTokenExchangeData>();
    //     if (data == null)
    //         return;
    //     TryConsumePendingScoreUi(data);
    // }

    private void OnResAddEvent(ResAddEvent e)
    {
        if (e.Type != 15 || e.SubType != 4)
            return;
        var data = GContext.container.Resolve<EventPartnerStatueTokenExchangeData>();
        if (data == null)
        {
            gameObject.SetActive(false);
            return;
        }
        TryConsumePendingScoreUi(data);
    }

    /// <summary>
    /// 逻辑已加分且有待播的 UI 表现时播放动画；否则将 UI 与数据对齐。
    /// </summary>
    private void TryConsumePendingScoreUi(EventPartnerStatueTokenExchangeData data)
    {
        if (!isActiveAndEnabled)
            return;
        if (_progressAnimationCoroutine != null)
            return;
        if (data.PendingScoreUiCount > 0)
            _progressAnimationCoroutine = StartCoroutine(ProcessPendingScoreUiQueue(data));
        else
            SetData(data);
    }

    #region Data storage

    public void SetData(EventPartnerStatueTokenExchangeData data)
    {
        var context = GContext.container.Resolve<IEventPartnerTokenExchangeContext>();
        if (context == null)
            return;
        var percentage = data.GetCurrentPercentage();
        bar.fillAmount = percentage;
        textPercentage.text = percentage.ToPercentageString();
        if (data.PendingScoreUiCount == 0)
        {
            RedPointManager.Instance.SetRedPointState(context.RedPointKey, context.TicketCount > 0, context.TicketCount);
        }
        else
        {
            var tokenCountForNow = context.TicketCount - data.PendingScoreUiTokenToGive;
            RedPointManager.Instance.SetRedPointState(context.RedPointKey, tokenCountForNow > 0, tokenCountForNow);
        }
    }

    #endregion


    #region Display logic

    private IEnumerator ProcessPendingScoreUiQueue(EventPartnerStatueTokenExchangeData data)
    {
        try
        {
            // Peek → 播完再 Dequeue，避免 Manager 中途销毁时已出队但未播完的条目永久丢失
            while (data.PendingScoreUiCount > 0)
            {
                if (!data.TryPeekPendingScoreUi(out var item))
                    break;
                yield return PlayProgressAnimation(item.StartFill, item.OldTicketCount, item.TokenToGive, item.EndProgressRatio);
                data.DequeueConsumedPendingScoreUi();
            }
        }
        finally
        {
            _progressAnimationCoroutine = null;
            var latest = GContext.container.Resolve<EventPartnerStatueTokenExchangeData>();
            if (latest != null)
                SetData(latest);
        }
    }

    private IEnumerator PlayProgressAnimation(float startFill, int oldTicketCount, int tokenToGive, float progressRatio)
    {
        var context = GContext.container.Resolve<IEventPartnerTokenExchangeContext>();
        bar.fillAmount = startFill;
        textPercentage.text = bar.fillAmount.ToPercentageString();
        while (tokenToGive > 0)
        {
            tokenToGive--;
            yield return bar.DOFillAmount(1f, progressAnimationDuration).OnUpdate(() =>
            {
                textPercentage.text = bar.fillAmount.ToPercentageString();
            }).WaitForCompletion();
            GContext.Publish(new Game.EventUISound("audio_ui_reward_icon_3"));
            if (context != null)
                RedPointManager.Instance.SetRedPointState(context.RedPointKey, true, ++oldTicketCount);
            bar.fillAmount = 0f;
            yield return null;
        }
        yield return bar.DOFillAmount(progressRatio, progressAnimationDuration)
        .OnUpdate(() =>
        {
            textPercentage.text = bar.fillAmount.ToPercentageString();
        })
        .WaitForCompletion();
    }
    #endregion

}