using GameServer.Reward;
using ServerCommon;
using ServerControlCenter;
using ServerCore; using ServerBase;

namespace GameServer
{
    public class ClaimRewardReference
    {
        public string m_user_guid { get; set; } = string.Empty;
        public Int32 m_claim_id { get; set; } = 0;
        public MetaAssets.ClaimType m_claim_type { get; set; } = MetaAssets.ClaimType.Normal;
        public Int32 m_reward_group_id { get; set; } = 0;
        public List<MetaAssets.Reward> m_reward_data { get; set; } = new();
        public ClaimMetaData? m_meta_data { get; set; } = null;

        public ServerCommon.Claim? m_claim { get; set; } = null;

        public List<MetaAssets.Reward> m_rewared_money { get; set; } = new();
        public List<Item> m_rewarded_items { get; set; } = new();

        public CommonResult m_common_result { get; set; } = new();

    }

    public class ClaimRewardAction : EntityActionBase
    {
        public ClaimRewardAction(EntityBase owner)
            : base(owner)
        {
        }

        public override void onClear()
        {
            return;
        }

        public override async Task<Result> onInit()
        {
            await Task.CompletedTask;

            var result = new Result();

            return result;
        }

        public async Task<Result> rewardClaim(ClaimRewardReference claimRewardRef)
        {
            var owner = getOwner() as Player;
            NullReferenceCheckHelper.throwIfNull(owner, () => $"owner is null !!!");
            
            setActiveIdx(claimRewardRef);
            IReward reward_proc = new RewardClaim(owner, claimRewardRef.m_user_guid, claimRewardRef);
            var result = await RewardManager.It.proceedRewardProcess(reward_proc);
            if (result.isFail())
            {
                return result;
            }
            RewardManager.It.postRewardProcess(reward_proc);
            return new();
        }


        private void setActiveIdx(ClaimRewardReference claimRewardRef)
        {
            DateTime now = DateTimeHelper.Current;
            NullReferenceCheckHelper.throwIfNull(claimRewardRef.m_meta_data, () => $"claimRewardRef.m_meta_data is null !!!");
            NullReferenceCheckHelper.throwIfNull(claimRewardRef.m_claim, () => $"claimRewardRef.m_claim is null !!!");
            
            int lastRewarIdx = claimRewardRef.m_meta_data.DetailInfo.Last().Value.Idx;
            var claimAttribute = claimRewardRef.m_claim.getEntityAttribute<ClaimAttribute>();
            NullReferenceCheckHelper.throwIfNull(claimAttribute, () => $"claimAttribute is null !!!");

            claimAttribute.ActiveTime = now;
            int nextActiveIdx = claimAttribute.ActiveRewardIdx + 1;
            if (nextActiveIdx > lastRewarIdx)
            {
                claimAttribute.IsComplete = 1;
                nextActiveIdx = 0;
            }
            claimAttribute.ActiveRewardIdx = nextActiveIdx;
            claimAttribute.modifiedEntityAttribute();
        }


        public Result claimRewardConditionCheck(ref ClaimRewardReference claimRewardRef)
        {
            var owner = getOwner() as Player;
            NullReferenceCheckHelper.throwIfNull(owner, () => $"owner is null !!!");

            MetaAssets.ClaimType type = claimRewardRef.m_claim_type;
            (var result, var claim_meta) = ClaimRewardHelper.getClaimMeta(claimRewardRef.m_claim_id, type);
            if (result.isFail()) return result;

            claimRewardRef.m_meta_data = claim_meta;

            var claim_action = owner.getEntityAction<ClaimAction>();
            result = claim_action.getClaim(claimRewardRef.m_claim_id, type, out var claim);
            if (result.isFail()) return result;

            claimRewardRef.m_claim = claim;

            result = timeConditionCheck(ref claimRewardRef);
            if (result.isFail()) return result;

            result = rewardConditionCheck(ref claimRewardRef);
            if (result.isFail()) return result;

            return result;
        }



        private Result timeConditionCheck(ref ClaimRewardReference claimRewardRef)
        {
            var result = new Result();
            
            NullReferenceCheckHelper.throwIfNull(claimRewardRef.m_claim, () => $"claimRewardRef.m_claim is null !!!");
            NullReferenceCheckHelper.throwIfNull(claimRewardRef.m_meta_data, () => $"claimRewardRef.m_meta_data is null !!!");

            var attribute = claimRewardRef.m_claim.getEntityAttribute<ClaimAttribute>();
            NullReferenceCheckHelper.throwIfNull(attribute, () => $"attribute is null !!!");

            var active_idx = attribute.ActiveRewardIdx;

            if (false == claimRewardRef.m_meta_data.DetailInfo.TryGetValue(active_idx, out var detailInfo))
            {
                var err_msg = $"detailInfo activeIdx = {active_idx} Data not exist";
                result.setFail(ServerErrorCode.ClaimInfoNotExist, err_msg);
                return result;
            }

            var cool_time = detailInfo.CoolTime;
            var now_dt = DateTimeHelper.Current;
            var active_time = attribute.ActiveTime;

            if (now_dt < claimRewardRef.m_meta_data.StartTime || claimRewardRef.m_meta_data.EndTime < now_dt)
            {
                var err_msg = $"Claim Not Correct Time activeIdx = {active_idx} metaData.StartTime : {claimRewardRef.m_meta_data.StartTime}, metaData.EndTime : {claimRewardRef.m_meta_data.EndTime} ";
                result.setFail(ServerErrorCode.ClaimRewardEventEnd, err_msg);
                Log.getLogger().error(result.toBasicString());
                return result;
            }

            var apply_cool_second = active_time.AddSeconds(cool_time);

            if (apply_cool_second > now_dt)
            {
                var err_msg = $"HandleClaimRewardReq not enough Time to  activeIdx  = {active_idx} Data not exist";
                result.setFail(ServerErrorCode.ClaimRewardNotEnoughTime, err_msg);
                return result;
            }

            return result;
        }

        private Result rewardConditionCheck(ref ClaimRewardReference claimRewardRef)
        {
            var result = new Result();
            NullReferenceCheckHelper.throwIfNull(claimRewardRef.m_claim, () => $"claimRewardRef.m_claim is null !!!");
            NullReferenceCheckHelper.throwIfNull(claimRewardRef.m_meta_data, () => $"claimRewardRef.m_meta_data is null !!!");

            var attribute = claimRewardRef.m_claim.getEntityAttribute<ClaimAttribute>();
            NullReferenceCheckHelper.throwIfNull(attribute, () => $"attribute is null !!!");

            var active_idx = attribute.ActiveRewardIdx;

            if (false == claimRewardRef.m_meta_data.DetailInfo.TryGetValue(active_idx, out var detailInfo))
            {
                var err_msg = $"detailInfo activeIdx = {active_idx} Data not exist";
                result.setFail(ServerErrorCode.ClaimInfoNotExist, err_msg);
                return result;
            }

            int rewardGroupId = detailInfo.RewardGroupId;
            if (!MetaData.Instance._RewardMetaTable.TryGetValue(rewardGroupId, out var rewardList))
            {
                var err_msg = $"_RewardDataTable not exist info rewardGroupId = {rewardGroupId}";
                result.setFail(ServerErrorCode.RewardInfoNotExist, err_msg);
                return result;
            }
            claimRewardRef.m_reward_group_id = rewardGroupId;
            claimRewardRef.m_reward_data.Clear();
            foreach (var reward in rewardList)
            {
                claimRewardRef.m_reward_data.Add(reward.Reward);
            }

            return result;
        }

    }
}