using System;
using System.Collections;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.Rendering;

[Serializable]
public class UserBaseInfo
{
    public Sprite avatarSprite;
    public IEnumerator DownSprite(System.Action<Sprite> action)
    {
        if (avatarSprite != null)
        {
            action?.Invoke(avatarSprite);
            yield break;
        }

        if (!string.IsNullOrEmpty(avatarUrl))
        {
            // 优先从 GameManager 头像缓存读取（兼容图集切片命名）
            avatarSprite = GameManager.Instance.GetAvatarSprite(avatarUrl);
            if (avatarSprite != null)
            {
                action?.Invoke(avatarSprite);
                yield break;
            }

            // 回退：数字ID用 Resources.Load（单图PNG）
            if (int.TryParse(avatarUrl, out int id) && id > 0)
            {
                avatarSprite = Resources.Load<Sprite>($"Avatar/{id}");
                if (avatarSprite != null)
                {
                    action?.Invoke(avatarSprite);
                    yield break;
                }
            }
        }

        // 网络URL下载
        string url = avatarUrl;
        int downCount = 5;
        Texture2D avatarTexture2D = new Texture2D(100, 100);
        for (int i = 0; i < downCount; i++)
        {
            using (UnityWebRequest www = UnityWebRequestTexture.GetTexture(url))
            {
                yield return www.SendWebRequest();
                if (www.result == UnityWebRequest.Result.ConnectionError ||
                  www.result == UnityWebRequest.Result.ProtocolError)
                {
                    Debug.LogError("下载失败: " + www.error);
                    downCount--;
                    if (downCount == 0) yield break;
                }
                else
                {
                    avatarTexture2D = DownloadHandlerTexture.GetContent(www);
                    avatarSprite = Sprite.Create(avatarTexture2D, new Rect(0, 0, avatarTexture2D.width, avatarTexture2D.height), new Vector2(0.5f, 0.5f));
                    break;
                }
            }
        }
        action?.Invoke(avatarSprite);

        // 兜底：下载或加载失败 → 用默认头像
        if (avatarSprite == null)
            action?.Invoke(GameManager.Instance.GetAvatarSprite(null));
    }
    public void UpdateAvatar(System.Action<Sprite> action)
    {
        GameManager.Instance.StartCoroutine(DownSprite(action));
    }
    public string userName { get; set; }
    public string password { get; set; }
    public string number { get; set; }
    public string avatarUrl { get; set; }
    public string avatarFrame { get; set; }
    public string mobile { get; set; }
    public string wxOpenId { get; set; }
    public string channel { get; set; }
    public bool isRedName { get; set; }
}