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


using ServerCore;
using ServerBase;


namespace ServerCommon;

public class PartyInvitePartySendsAttribute : EntityAttributeBase, ICopyEntityAttributeFromCache
{
    private ConcurrentDictionary<string, DateTime> m_party_invite_party_sends { get; set; } = new();

    public PartyInvitePartySendsAttribute(EntityBase owner) : base(owner)
    {
    }
    
    public override async Task<Result> onInit() => await Task.FromResult(new Result());
    
    public override void onClear()
    {
        m_party_invite_party_sends.Clear();

        getAttributeState().reset();
    }

    public override EntityAttributeBase onCloned()
    {
        var cloned = new PartyInvitePartySendsAttribute(getOwner());

        foreach (var send in m_party_invite_party_sends)
        {
            cloned.m_party_invite_party_sends.TryAdd(send.Key, send.Value);
        }
        
        return cloned;
    }

    public ConcurrentDictionary<string, DateTime> getPartyInvitePartySends() => m_party_invite_party_sends;

    public void addInvitePartySends(IReadOnlyList<string> add_sends)
    {
        foreach (var send in add_sends)
        {
            m_party_invite_party_sends[send] = DateTime.UtcNow;
        }
    }
    
    public void deleteInvitePartySends(IReadOnlyList<string> delete_sends)
    {
        foreach (var send in delete_sends)
        {
            m_party_invite_party_sends.Remove(send, out _);
        }
    }

    public void deleteInvitePartySend(string invitee_guid)
    {
        m_party_invite_party_sends.Remove(invitee_guid, out _);
    }
    
    public bool copyEntityAttributeFromCache(CacheBase? cacheBase)
    {
        var party_invite_party_send_cache = cacheBase as PartyInvitePartySendCache;
        if(null == party_invite_party_send_cache)
        {
            var err_msg = $"Failed to copyEntityAttributeFromCache() !!!, party_invite_party_send_cache is null :{nameof(PartyInvitePartySendCache)}";
            Log.getLogger().error(err_msg);
            return false;
        }

        //=====================================================================================
        // Cache => Attribute
        //=====================================================================================
        m_party_invite_party_sends.Clear();
        foreach (var send in party_invite_party_send_cache.PartyInvitePartySends)
        {
            m_party_invite_party_sends.TryAdd(send.Key, send.Value);
        }

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

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

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

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

public class PartyInvitePartySendsAttributeTransactor : EntityAttributeTransactorBase<PartyInvitePartySendsAttribute>, ICopyEntityAttributeTransactorFromEntityAttribute
{
    public PartyInvitePartySendsAttributeTransactor(EntityBase owner) : base(owner) 
    { 
    }

    public bool copyEntityAttributeTransactorFromEntityAttribute(EntityAttributeBase entityAttributeBase)
    {
        string err_msg;

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

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

        copy_to_party_invite_party_send_attribute.copyEntityAttributeFromAttribute(copy_from_party_invite_party_send_attribute);
        
        return true;
    }
}