using Framework;
using Gameplay;
using Gameplay.Common;
using Gameplay.Net;
using NLDPB;
using PhxhSDK;
using System.Collections.Generic;

public class MailSystem : Singlenton<MailSystem>, IInitable
{
    /// <summary>
    /// 邮件数据字典
    /// </summary>
    public Dictionary<ulong, MailInfo> DicMail;
    public bool isHaveAll;

    public void Init()
    {
        DicMail = new Dictionary<ulong, MailInfo>();
        isHaveAll = false;

        EventManager.Instance.Register(EventManager.EventName.HaveNewMail, OnHaveNewMail);
    }

    public void Release()
    {
        EventManager.Instance.Unregister(EventManager.EventName.HaveNewMail, OnHaveNewMail);

        isHaveAll = false;
        DicMail.Clear();
    }

    private void OnHaveNewMail()
    {
        NetHelper.RequestMailList(!Instance.isHaveAll);
    }

    public void RemoveMail(ulong id)
    {
        if (!DicMail.Remove(id))
            DebugUtil.LogError($"移除id为{id}的邮件失败");
    }

    /// <summary>
    /// 添加邮件
    /// </summary>
    /// <param name="mail"></param>
    public void AddMail(Mail mail)
    {
        if (DicMail.TryGetValue(mail.Id, out MailInfo mailInfo))
            mailInfo.Refresh(mail);
        else
        {
            if (DicMail.Count >= GLConfig.Inst.data.MaxMailCount)
            {
                MailInfo delectMail = null; // 待删除的邮件信息

                foreach (MailInfo temp in DicMail.Values)
                {
                    if (delectMail == temp)
                        delectMail = temp;

                    if (temp.EStatus < delectMail.EStatus)
                        continue;

                    if (temp.EStatus > delectMail.EStatus)
                    {
                        delectMail = temp;
                        continue;
                    }

                    if (delectMail.SendTime < temp.SendTime)
                        continue;

                    if (delectMail.SendTime > temp.SendTime)
                    {
                        delectMail = temp;
                        continue;
                    }

                    if (temp.Cfg.Id < delectMail.Cfg.Id)
                        continue;

                    if (temp.Cfg.Id > delectMail.Cfg.Id)
                    {
                        delectMail = temp;
                        continue;
                    }
                }

                if (delectMail != null)
                    RemoveMail(delectMail.Id);
            }

            DicMail[mail.Id] = new(mail);
            Instance.isHaveAll = true;
        }
    }

    /// <summary>
    /// 设置邮件逻辑状态
    /// </summary>
    /// <param name="id"></param>
    /// <param name="status"></param>
    public void SetStatus(ulong id, MailStatus status)
    {
        if (DicMail.TryGetValue(id, out MailInfo singleMail))
            singleMail.SetStatus(status);
    }

    public void HandleIds(ulong id)
    {
        if (id == 0) // 全部已领取
        {
            foreach (MailInfo singleMail in DicMail.Values)
            {
                singleMail.SetStatus(MailStatus.Cliamed);
            }
        }
        else
            SetStatus(id, MailStatus.Cliamed);
    }

    public MailInfo GetMail(uint mailID)
    {
        if (DicMail.TryGetValue(mailID, out MailInfo mail))
            return mail;
        else
        {
            DebugUtil.LogError($"你莫得Id为{mailID}的邮件，不要找了");
            return null;
        }
    }

    /// <summary>
    /// 是否有可以领取的邮件
    /// </summary>
    /// <returns></returns>
    public bool IsHaveGetMail()
    {
        foreach (MailInfo mailInfo in DicMail.Values)
        {
            if(mailInfo.IsHaveClaim)
                return true;
        }

        return false;
    }

    /// <summary>
    /// 清理所有到期邮件
    /// </summary>
    public void ClearOverTime()
    {
        List<ulong> listDelId = new();
        foreach (MailInfo mailInfo in DicMail.Values)
        {
            if (mailInfo.OverTime <= CommonUtils.GetCurTime(CommonUtils.E_TimeType.Server))
                listDelId.Add(mailInfo.Id);
        }

        foreach (ulong id in listDelId)
        {
            Instance.RemoveMail(id);
            NetHelper.DeleteMail(id);
        }
    }
}