using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Collections.Concurrent;


using ServerCommon.Cache;
using ServerCore; using ServerBase;


using PARTY_GUID = System.String;

namespace ServerCommon;

public class PartyInvitePartyRecvsAttribute : EntityAttributeBase, ICopyEntityAttributeFromCache
{
    private ConcurrentDictionary<PARTY_GUID, DateTime> m_party_invite_party_recvs { get; set; } = new(); 

    public PartyInvitePartyRecvsAttribute(EntityBase owner) : base(owner)
    {
    }

    public override async Task<Result> onInit() => await Task.FromResult(new Result());

    public override void onClear()
    {
        m_party_invite_party_recvs.Clear();

        getAttributeState().reset();
    }
    
    public override EntityAttributeBase onCloned()
    {
        var cloned = new PartyInvitePartyRecvsAttribute(getOwner());
        
        foreach (var send in m_party_invite_party_recvs)
        {
            cloned.m_party_invite_party_recvs.TryAdd(send.Key, send.Value);
        }
        
        return cloned;
    }

    public ConcurrentDictionary<PARTY_GUID, DateTime> getPartyInvitePartyRecvs() => m_party_invite_party_recvs;

    public DateTime? getPartyInvitePartyRecvTime(PARTY_GUID party_guid)
    {
        if (m_party_invite_party_recvs.TryGetValue(party_guid, out var invite_recv_time))
        {
            return invite_recv_time;
        }

        return null;
    }

    public void addInvitePartyRecv(PARTY_GUID party_guid, DateTime recv_time)
    {
        m_party_invite_party_recvs[party_guid] = recv_time;
    }

    public void deleteInvitePartyRecvs(IReadOnlyList<PARTY_GUID> delete_guids)
    {
        foreach (var del in delete_guids)
        {
            m_party_invite_party_recvs.Remove(del, out _);
        }
    }
    public bool copyEntityAttributeFromCache(CacheBase? cacheBase)
    {
        var party_invite_party_recv_cache = cacheBase as PartyInvitePartyRecvCache;
        if(null == party_invite_party_recv_cache)
        {
            var err_msg = $"Failed to copyEntityAttributeFromCache() !!!, party_invite_party_recv_cache is null :{nameof(PartyInvitePartyRecvCache)}";
            Log.getLogger().error(err_msg);
            return false;
        }

        //=====================================================================================
        // Cache => Attribute
        //=====================================================================================
        m_party_invite_party_recvs.Clear();
        foreach (var send in party_invite_party_recv_cache.PartyInvitePartyRecvs)
        {
            m_party_invite_party_recvs.TryAdd(send.Key, send.Value);
        }

        return true;
    }
    
    public bool copyEntityAttributeFromAttribute(PartyInvitePartyRecvsAttribute from_attribute)
    {
        //=====================================================================================
        // Attribute => Attribute
        //=====================================================================================
        m_party_invite_party_recvs.Clear();
        foreach (var send in from_attribute.getPartyInvitePartyRecvs())
        {
            m_party_invite_party_recvs.TryAdd(send.Key, send.Value);
        }

        return true;
    }
    
    public override IEntityAttributeTransactor onNewEntityAttributeTransactor()
    {
        return new PartyInvitePartyRecvsAttributeTransactor(getOwner());
    }

    public override async Task<(Result, DynamoDbDocBase?)> toDocBase(bool isForQuery = true)
    {
        await Task.CompletedTask;

        return (new Result(), null);
    }
}

public class PartyInvitePartyRecvsAttributeTransactor : EntityAttributeTransactorBase<PartyInvitePartyRecvsAttribute>, ICopyEntityAttributeTransactorFromEntityAttribute
{
    public PartyInvitePartyRecvsAttributeTransactor(EntityBase owner) : base(owner) 
    { 
    }

    public bool copyEntityAttributeTransactorFromEntityAttribute(EntityAttributeBase entityAttributeBase)
    {
        string err_msg;

        var copy_from_party_invite_party_recv_attribute = entityAttributeBase as PartyInvitePartyRecvsAttribute;
        if (null == copy_from_party_invite_party_recv_attribute)
        {
            err_msg = $"Failed to copyEntityAttributeTransactorFromEntityAttribute() !!!, copy_from_party_invite_party_recv_attribute is null :{nameof(PartyInvitePartyRecvsAttribute)}";
            Log.getLogger().error(err_msg);
            return false;
        }

        var copy_to_party_invite_party_recv_attribute = getClonedEntityAttribute() as PartyInvitePartyRecvsAttribute;
        if (null == copy_to_party_invite_party_recv_attribute)
        {
            err_msg = $"Failed to copyEntityAttributeTransactorFromEntityAttribute() !!!, copy_to_party_invite_party_recv_attribute is null :{nameof(PartyInvitePartyRecvsAttribute)}";
            Log.getLogger().error(err_msg);
            return false;
        }

        copy_to_party_invite_party_recv_attribute.copyEntityAttributeFromAttribute(copy_from_party_invite_party_recv_attribute);
        
        return true;
    }
}