ft/Client/Assets/Scripts/EventWelcomeBack/EventWelcomeBackManager.cs

using asap.core;
using cfg;
using GameCore;
using System;
using System.Collections.Generic;
using UnityEngine;
public class WelcomeBackData
{
    public string lastLoginTime;
    public string openTime;
    public string rewardTime;
    public int received;
    public int eventCount;
    public int offlineDays;
}
public class EventWelcomeBackManager
{
    readonly game.PlayerDataStorage.IPlayerSaveStore saveStore = GContext.container.Resolve<game.PlayerDataStorage.IPlayerSaveStore>();

    string DataKey_WelcomeBack = "WelcomeBack";
    Tables tables;
    public TbEventWelcomeBackConfig eventWelcomeBackConfig;
    public WelcomeBackData welcomeBackData;
    public EventWelcomeBackManager()
    {
        tables = GContext.container.Resolve<Tables>();
        eventWelcomeBackConfig = tables.TbEventWelcomeBackConfig;
    }
    public WelcomeBackData LoadData()
    {
        try
        {
            string data = saveStore.Read(DataKey_WelcomeBack).ValueOrThrow();
            if (!string.IsNullOrEmpty(data))
            {
                welcomeBackData = Newtonsoft.Json.JsonConvert.DeserializeObject<WelcomeBackData>(data) ?? new WelcomeBackData();
            }
            else
            {
                welcomeBackData = new WelcomeBackData();
            }
        }
        catch (Exception e)
        {
            Debug.LogError($"LoadData failed: {e}");
            welcomeBackData = new WelcomeBackData();
        }

        return welcomeBackData;
    }

    public int GetState(int index, EventWelcomeBackTimeReward timeReward)
    {
        if (index < welcomeBackData.received)
        {
            return 2;
        }
        // 仅用于本方法内计算，不修改 welcomeBackData，避免 GetState 产生副作用
        string baseTimeStr = welcomeBackData.received < 7 ? welcomeBackData.openTime : welcomeBackData.rewardTime;
        if (string.IsNullOrEmpty(baseTimeStr))
            return 0;
        System.DateTime curTime = ZZTimeHelper.UtcNow();
        System.DateTime baseTime = System.DateTime.Parse(baseTimeStr);
        return baseTime.AddMinutes(timeReward.Time) <= curTime ? 1 : 0;
    }

    public int CheckRedPoint()
    {
        var dataList = tables.TbEventWelcomeBackTimeReward.DataList;
        int red = 0;
        int count = dataList.Count;
        if (welcomeBackData.received < 7)
        {
            count = Math.Min(7, dataList.Count);
        }
        for (int i = welcomeBackData.received; i < count; i++)
        {
            int state = GetState(i, dataList[i]);
            if (state == 1)
            {
                red++;
            }
            else
            {
                break;
            }
        }
        return red;
    }

    public List<int> ClaimReward()
    {
        var dataList = tables.TbEventWelcomeBackTimeReward.DataList;
        List<int> dropID = new List<int>();
        int state = 0;
        int count = dataList.Count;
        if (welcomeBackData.received < 7)
        {
            count = Math.Min(7, dataList.Count);
        }
        int curIndex = welcomeBackData.received;
        for (int i = welcomeBackData.received; i < count; i++)
        {
            state = GetState(i, dataList[i]);
            if (state == 1)
            {
                dropID.Add(dataList[i].DropID);
                welcomeBackData.received = i + 1;
            }
            else
            {
                break;
            }
        }
        if (dropID.Count > 0)
        {
            if (curIndex < 7 && welcomeBackData.received >= 7)
            {
                welcomeBackData.rewardTime = ZZTimeHelper.UtcNow().ToString();
            }
            GContext.container.Resolve<PlayerItemData>().AddItemByDropListLureInflation(null, dropID, null, false);
            SaveData();
            return dropID;
        }
        return null;
    }

    public System.DateTime GetCurrentRoundEndTime()
    {
        System.DateTime baseTime;
        int windowSeconds;
        if (welcomeBackData.received < 7)
        {
            baseTime = System.DateTime.Parse(welcomeBackData.openTime);
            windowSeconds = eventWelcomeBackConfig.WelcomeBackTimeRewardWindow[0];
        }
        else
        {
            baseTime = System.DateTime.Parse(welcomeBackData.rewardTime);
            windowSeconds = eventWelcomeBackConfig.WelcomeBackTimeRewardWindow[1];
        }
        return baseTime.AddSeconds(windowSeconds);
    }

    public EventWelcomeBackTimeReward GetCurRefreshTime()
    {
        if (welcomeBackData.received < tables.TbEventWelcomeBackTimeReward.DataList.Count)
        {
            return tables.TbEventWelcomeBackTimeReward.DataList[welcomeBackData.received];
        }
        return null;
    }

    public bool CheckWelcomeBack()
    {
        if (GContext.container.Resolve<PlayerData>().lv < eventWelcomeBackConfig.WelcomeBackConditionLevel)
        {
            return false;
        }
        try
        {
            LoadData();

            if (string.IsNullOrEmpty(welcomeBackData.lastLoginTime))
            {
                SetLastLoginTime();
                return false;
            }
            else
            {
                System.DateTime lastTime = System.DateTime.Parse(welcomeBackData.lastLoginTime);
                System.DateTime curTime = ZZTimeHelper.UtcNow();

                if (!string.IsNullOrEmpty(welcomeBackData.openTime))
                {
                    System.DateTime openTime = System.DateTime.Parse(welcomeBackData.openTime);
                    var offlineTime = curTime - openTime;
                    if (offlineTime.TotalSeconds >= eventWelcomeBackConfig.WelcomeBackCD)
                    {
                        welcomeBackData.openTime = string.Empty;// 超过回归活动CD时间，重置数据
                        SaveData();
                        // 不 return，继续往下判断能否开启新一轮（依据 lastLogin 离线时间）
                    }
                    else if (curTime >= GetCurrentRoundEndTime()
                        || welcomeBackData.received >= tables.TbEventWelcomeBackTimeReward.DataList.Count)
                    {
                        return false;
                    }
                    else
                    {
                        return true;
                    }
                }
                if (string.IsNullOrEmpty(welcomeBackData.openTime))
                {
                    var offlineTime = curTime - lastTime;
                    if (offlineTime.TotalSeconds >= eventWelcomeBackConfig.WelcomeBackConditionTime)
                    {
                        welcomeBackData.openTime = curTime.ToString();
                        welcomeBackData.rewardTime = curTime.ToString();
                        welcomeBackData.received = 0;
                        welcomeBackData.eventCount++;
                        welcomeBackData.offlineDays = (int)offlineTime.TotalDays;
                        SetLastLoginTime();
                        GContext.container.Resolve<IFaceUIService>().AddFaceCustomUIData(new UIType("ComebackGiftPopupPanel"));
                        GContext.container.Resolve<IFaceUIService>().AddFaceCustomUIData(new UIType("ComebackChainsPopupPanel"));
                        return true;
                    }
                }
            }
        }
        catch (System.Exception e)
        {
            Debug.LogError(e);
            SetLastLoginTime();
            return false;
        }
        return false;
    }

    void SetLastLoginTime()
    {
        if (welcomeBackData == null)
        {
            welcomeBackData = new WelcomeBackData();
        }
        welcomeBackData.lastLoginTime = ZZTimeHelper.UtcNow().ToString();
        SaveData();
    }

    void SaveData()
    {
        saveStore.Write(DataKey_WelcomeBack, Newtonsoft.Json.JsonConvert.SerializeObject(welcomeBackData)).RequireAccepted();
    }
}
public struct ClaimComeBack
{
    public int state;
}