using Cysharp.Threading.Tasks;

using DG.Tweening;

using PMaker.Await;

using Sirenix.OdinInspector;

using System;
using System.Threading;

using TMPro;

using UnityEngine;
using UnityEngine.UI;

public class UINext : AwaitBehaviour
{
    public float timeSpanSecond = 2;
    public float duration = 1.5f;
    [SerializeField]
    private Button _nextBtn;

    [SerializeField]
    private string _tipString;

    private void Reset()
    {
        _nextBtn = this.GetComponentInChildren<Button>(true);
        _tipString = _nextBtn.GetComponentInChildren<TextMeshProUGUI>().text;
    }

    public override async UniTask WaitAsync(CancellationToken cancellationToken = default)
    {
        _nextBtn.gameObject.SetActive(false);
        this.gameObject.SetActive(true);

        await UniTask.Delay(TimeSpan.FromSeconds(timeSpanSecond));

        _nextBtn.gameObject.SetActive(true);

        var text = this._nextBtn.GetComponentInChildren<TextMeshProUGUI>(true);
        text.text = string.Empty;
        var str = _tipString;
        var result = await DOTween
                .To(() => text.text, value => text.text = value, str, duration)
                .SetEase(Ease.Linear)
                .AwaitForComplete(TweenCancelBehaviour.KillWithCompleteCallbackAndCancelAwait, cancellationToken: cancellationToken)
                .SuppressCancellationThrow();
        Debug.Log(this.name + "IsCanceled: " + result);
        // 箭头动画 TODO
        if (result != true)
        {
            await _nextBtn.OnClickAsync(cancellationToken).SuppressCancellationThrow();
        }
        this.gameObject.SetActive(false);
    }

#if UNITY_EDITOR
    [Button]
    public void SetValue()
    {
        var text = _nextBtn.GetComponentInChildren<TextMeshProUGUI>();
        text.alignment = TextAlignmentOptions.Midline;
        text.text = _tipString;
        UnityEditor.EditorUtility.SetDirty(text);
    }

    [Button]
    public void SetSize()
    {
        var text = this._nextBtn.GetComponentInChildren<TextMeshProUGUI>(true);
        var fitter = default(ContentSizeFitter);
        if (text.TryGetComponent<ContentSizeFitter>(out fitter) != true)
        {
            fitter = text.gameObject.AddComponent<ContentSizeFitter>();
        }
        fitter.enabled = true;
        fitter.horizontalFit = ContentSizeFitter.FitMode.PreferredSize;
        //fitter.SetLayoutHorizontal();
        //fitter.enabled = false;
        UnityEditor.EditorUtility.SetDirty(fitter);
        UnityEditor.EditorUtility.SetDirty(text);
        UnityEditor.EditorUtility.SetDirty(text.transform);
    }

    [Button]
    public void SetAlignment()
    {
        var text = this._nextBtn.GetComponentInChildren<TextMeshProUGUI>(true);
        text.alignment = TextAlignmentOptions.MidlineLeft;
        UnityEditor.EditorUtility.SetDirty(text);
        text.GetComponent<ContentSizeFitter>().enabled = false;
    }



#endif
}