using Newtonsoft.Json;


using ServerCore;
using ServerBase;


using SESSION_ID = System.Int32;
using WORLD_ID = System.UInt32;
using META_ID = System.UInt32;
using ENTITY_GUID = System.String;
using ACCOUNT_ID = System.String;
using OWNER_GUID = System.String;
using USER_GUID = System.String;
using CHARACTER_GUID = System.String;
using ITEM_GUID = System.String;


namespace ServerCommon;

public class MailProfileAttribute : EntityAttributeBase, ICopyEntityAttributeFromDoc, IMergeWithEntityAttribute
{
    [JsonProperty]
    public Int32 SendMailCount { get; set; } = 0;

    [JsonProperty]
    public Int64 SendMailUpdateDay { get; set; } = 0;

    [JsonProperty]
    public Int32 LastSystemMailId { get; set; } = 0;
    
    public Dictionary<Int32, DateTime> ReceivedSystemMails { get; set; } = new();
    

    public MailProfileAttribute(UserBase owner)
        : base(owner)
    {
    }
    public override void onClear()
    {
        SendMailCount = 0;
        SendMailUpdateDay = 0;
        LastSystemMailId = 0;
        ReceivedSystemMails.Clear();
        
        getAttributeState().reset();
    }

    public override IEntityAttributeTransactor onNewEntityAttributeTransactor()
    {
        var owner = getOwner() as UserBase;
        NullReferenceCheckHelper.throwIfNull(owner, () => "owner is null !!!");

        return new MailProfileAttributeTransactor(owner);
    }

    public override EntityAttributeBase onCloned()
    {
        var owner = getOwner() as UserBase;
        NullReferenceCheckHelper.throwIfNull(owner, () => "owner is null !!!");

        var cloned = new MailProfileAttribute(owner);
        cloned.SendMailCount = SendMailCount;
        cloned.SendMailUpdateDay = SendMailUpdateDay;
        cloned.LastSystemMailId = LastSystemMailId;

        cloned.ReceivedSystemMails = new();
        foreach (var mail in ReceivedSystemMails)
        {
            if (false == cloned.ReceivedSystemMails.TryAdd(mail.Key, mail.Value))
            {
                Log.getLogger().warn($"ReceivedSystemMails add return false key : {mail.Key}, value : {mail.Value}");
            }
        }

        return cloned;
    }

    public override async Task<(Result, DynamoDbDocBase?)> toDocBase(bool isForQuery = true)
    {
        var result = new Result();

        var owner = getOwner() as UserBase;
        NullReferenceCheckHelper.throwIfNull(owner, () => "owner is null !!!");

        var acoount_attribute = owner.getEntityAttribute<AccountAttribute>();
        NullReferenceCheckHelper.throwIfNull(acoount_attribute, () => $"account_attribute is null !!! - {owner.toBasicString()}");

        USER_GUID user_guid = acoount_attribute.UserGuid;

        //=====================================================================================
        // Attribute => try pending Doc
        //=====================================================================================
        var try_pending_doc = getTryPendingDocBase() as MailProfileDoc;
        if (null == try_pending_doc)
        {
            var to_copy_doc = new MailProfileDoc(user_guid);

            var origin_doc = getOriginDocBase<MailProfileAttribute>();
            if (null != origin_doc)
            {
                to_copy_doc.copyTimestampsFromOriginDocBase(origin_doc);
            }

            try_pending_doc = to_copy_doc;

            setTryPendingDocBase(try_pending_doc);
        }

        var to_copy_doc_attrib = try_pending_doc.getAttrib<MailProfileAttrib>();
        NullReferenceCheckHelper.throwIfNull(to_copy_doc_attrib, () => $"to_copy_doc_attrib is null !!! - user_guid: {user_guid}");

        to_copy_doc_attrib.SendMailUpdateDay = SendMailUpdateDay;
        to_copy_doc_attrib.LastSystemMailId = LastSystemMailId;
        to_copy_doc_attrib.SendMailCount = SendMailCount;

        to_copy_doc_attrib.ReceivedSystemMails = new();
        foreach (var mail in ReceivedSystemMails)
        {
            if (false == to_copy_doc_attrib.ReceivedSystemMails.TryAdd(mail.Key, mail.Value))
            {
                Log.getLogger().warn($"ReceivedSystemMails add return false key : {mail.Key}, value : {mail.Value}");
            }
        }
        
        
        if (false == isForQuery)
        {
            return (result, try_pending_doc);
        }

        //=====================================================================================
        // Doc QueryType 반영
        //=====================================================================================
        (result, var to_query_doc) = await applyDoc4Query(try_pending_doc);
        if (result.isFail())
        {
            return (result, null);
        }

        return (result, to_query_doc);
    }

    public bool copyEntityAttributeFromDoc(DynamoDbDocBase docBase)
    {
        var err_msg = string.Empty;

        var to_cast_string = typeof(MailProfileDoc).Name;

        var mail_profile_doc_base = docBase as MailProfileDoc;
        if (null == mail_profile_doc_base)
        {
            err_msg = $"Failed to copyEntityAttributeFromDoc() !!!, mail_profile_doc_base is null :{to_cast_string}";
            Log.getLogger().error(err_msg);
            return false;
        }

        //=====================================================================================
        // New Doc => Origin Doc
        //=====================================================================================
        syncOriginDocBaseWithNewDoc<MailProfileAttribute>(mail_profile_doc_base);

        //=====================================================================================
        // Doc => Attribute
        //=====================================================================================
        var doc_attrib = mail_profile_doc_base.getAttrib<MailProfileAttrib>();
        NullReferenceCheckHelper.throwIfNull(doc_attrib, () => "doc_attrib is null !!!");

        SendMailUpdateDay = doc_attrib.SendMailUpdateDay;
        LastSystemMailId = doc_attrib.LastSystemMailId;
        SendMailCount = doc_attrib.SendMailCount;
        
        ReceivedSystemMails = new();
        foreach (var mail in doc_attrib.ReceivedSystemMails)
        {
            if (false == ReceivedSystemMails.TryAdd(mail.Key, mail.Value))
            {
                Log.getLogger().warn($"ReceivedSystemMails add return false key : {mail.Key}, value : {mail.Value}");
            }
        }

        return true;
    }

    public Result onMerge(EntityAttributeBase otherEntityAttribute)
    {
        var owner = getOwner();
        NullReferenceCheckHelper.throwIfNull(owner, () => $"owner is null !!!");

        var result = new Result();
        var err_msg = string.Empty;

        if (null == otherEntityAttribute)
        {
            err_msg = $"Invalid Param !!!, otherEntityAttribute is null";
            result.setFail(ServerErrorCode.FunctionParamNull, err_msg);
            Log.getLogger().error(result.toBasicString());

            return result;
        }

        //=====================================================================================
        // OtherAttribute => Attribute
        //=====================================================================================
        var mail_profile_attribute = otherEntityAttribute as MailProfileAttribute;
        if (null == mail_profile_attribute)
        {
            err_msg = $"Failed to cast MailProfileAttribute !!!, mail_profile_attribute is null";
            result.setFail(ServerErrorCode.ClassTypeCastIsNull, err_msg);
            Log.getLogger().error(result.toBasicString());

            return result;
        }

        SendMailUpdateDay = mail_profile_attribute.SendMailUpdateDay;
        LastSystemMailId = mail_profile_attribute.LastSystemMailId;
        SendMailCount = mail_profile_attribute.SendMailCount;
        
        ReceivedSystemMails = new();
        foreach (var mail in mail_profile_attribute.ReceivedSystemMails)
        {
            if (false == ReceivedSystemMails.TryAdd(mail.Key, mail.Value))
            {
                Log.getLogger().warn($"ReceivedSystemMails add return false key : {mail.Key}, value : {mail.Value}");
            }
        }

        //=====================================================================================
        // Attribute Try Pending Doc => Origin Doc
        //=====================================================================================
        var try_pending_doc = mail_profile_attribute.getTryPendingDocBase() as MailProfileDoc ;
        if (null != try_pending_doc)
        {
            mail_profile_attribute.resetTryPendingDocBase();

            syncOriginDocBaseWithNewDoc<MailProfileAttribute>(try_pending_doc);
        }

        var origin_doc_base = getOriginDocBase<MailProfileAttribute>();
        if (null == origin_doc_base)
        {
            // DB 에 저장되어 있지 않는 경우 OriginDoc은 null 이다 !!!
            return result;
        }

        var mail_profile_attrib = origin_doc_base.getAttrib<MailProfileAttrib>();
        NullReferenceCheckHelper.throwIfNull(mail_profile_attrib, () => $"mail_profile_attrib is null !!! - {owner.toBasicString()}");

        mail_profile_attrib.SendMailUpdateDay = SendMailUpdateDay;
        mail_profile_attrib.LastSystemMailId = LastSystemMailId;
        mail_profile_attrib.SendMailCount = SendMailCount;

        foreach (var mail in ReceivedSystemMails)
        {
            mail_profile_attrib.ReceivedSystemMails.TryAdd(mail.Key, mail.Value);
        }
        
        return result;
    }
}

public class MailProfileAttributeTransactor : EntityAttributeTransactorBase<MailProfileAttribute>, ICopyEntityAttributeTransactorFromEntityAttribute
{
    public MailProfileAttributeTransactor(UserBase owner)
        : base(owner)
    {
    }

    public bool copyEntityAttributeTransactorFromEntityAttribute(EntityAttributeBase? entityAttributeBase)
    {
        var err_msg = string.Empty;

        var to_cast_string = typeof(MailProfileAttribute).Name;

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

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

        copy_to_mail_attribute.SendMailCount = copy_from_mail_profile_attribute.SendMailCount;
        copy_to_mail_attribute.SendMailUpdateDay = copy_from_mail_profile_attribute.SendMailUpdateDay;
        copy_to_mail_attribute.LastSystemMailId = copy_from_mail_profile_attribute.LastSystemMailId;
        
        copy_to_mail_attribute.ReceivedSystemMails = new();
        foreach (var mail in copy_from_mail_profile_attribute.ReceivedSystemMails)
        {
            if (false == copy_to_mail_attribute.ReceivedSystemMails.TryAdd(mail.Key, mail.Value))
            {
                Log.getLogger().warn($"ReceivedSystemMails add return false key : {mail.Key}, value : {mail.Value}");
            }
        }

        return true;
    }
}