// using ServerCommon;
//
// namespace BrokerCore.Repository;
//
// using ServerCore; using ServerBase;
//
// public class UserBaseDocRepo
// {
//     private readonly DynamoDbClient m_dynamo_db_client;
//
//     public UserBaseDocRepo(DynamoDbClient dynamoDbClient)
//     {
//         this.m_dynamo_db_client = dynamoDbClient;
//     }
//
//     public async Task<(Result, UserBaseDoc?)> findUserBaseDoc(string userGuid)
//     {
//         var (result, primary_key_object) = await DynamoDBDocBaseHelper.makePrimaryKey<UserBaseDoc>(userGuid);
//         if (result.isFail() || primary_key_object == null)
//         {
//             return (result, null);
//         }
//
//         var config = m_dynamo_db_client.makeQueryConfigForReadByPKOnly(primary_key_object.PK);
//         // var (result, user_doc) = await m_dynamoDbClient.simpleQueryDocTypeWithQueryOperationConfig<UserBaseDoc>(config);
//         return await m_dynamo_db_client.simpleQueryDocTypeWithQueryOperationConfig<UserBaseDoc>(config);
//     }
//
//     public async Task<(Result, UserBaseAttrib?)> findUserBaseAttrib(string userGuid)
//     {
//         var (result, doc) = await findUserBaseDoc(userGuid);
//         return (result, doc?.getAttrib<UserBaseAttrib>());
//     }
//
//     public async Task<(Result, string)> findNickname(string userGuid)
//     {
// 	    var (result, found_nickname_attrib) = await NicknameDoc.findNicknameFromGuid(m_dynamo_db_client, userGuid);
// 	    if(result.isFail())
// 	    {
// 		    return (result, string.Empty);
// 	    }
// 	    NullReferenceCheckHelper.throwIfNull(found_nickname_attrib, () => $"found_nickname_attrib is null !!!, userGuid:{userGuid}");
// 		return (result, found_nickname_attrib.Nickname);
//     }
//
//     //===================================================================================================
//     // 로그아웃 여부만 체크
//     // TODO: 레디스 캐시를 이용하여 로그인 여부를 체크하는 것이 더 효율적일 수 있음
//     //===================================================================================================
//     public bool isUserLoggedIn(UserBaseAttrib userAttrib)
// 	{
// 		return userAttrib.GameLoginDateTime > userAttrib.GameLogoutDateTime;
// 	}
//
//     // public async Task<Result> insertUserBaseDoc(UserBaseAttrib userAttrib)
//     // {
//     //     var user_doc = new UserBaseDoc(userAttrib.UserGuid);
//     //     var user_attrib = user_doc.getAttrib<UserBaseAttrib>();
//     //     NullReferenceCheckHelper.throwIfNull(user_attrib, () => $"insertUserBaseDoc : user_attrib is null !!! - {userAttrib.UserGuid}");
//     //     user_attrib.UserGuid = userAttrib.UserGuid;
//     //     user_attrib.AccountId = userAttrib.AccountId;
//     //     user_attrib.EOA = userAttrib.EOA;
//     //     user_attrib.SelectedCharacterGuid = userAttrib.SelectedCharacterGuid;
//     //     user_attrib.IsIntroCompleted = userAttrib.IsIntroCompleted;
//     //     return await m_dynamoDbClient.simpleInsertDocumentWithDocType(user_doc);
//     // }
// }