コード例 #1
0
        public static TransactionResultTypes IsJoinValid(CoreAccount coreAccount, ServiceAccount chainAccount, JoinServiceTransaction transaction)
        {
            if (coreAccount == null)
            {
                return(TransactionResultTypes.InvalidTransaction);
            }

            if (transaction == null)
            {
                return(TransactionResultTypes.InvalidTransaction);
            }

            if (!transaction.IsSignatureValid(coreAccount.AccountKey))
            {
                return(TransactionResultTypes.InvalidSignature);
            }

            var chainKey = transaction.AccountKey;

            if (chainKey == null && chainAccount != null)
            {
                return(TransactionResultTypes.AlreadyJoined);
            }

            if (chainKey != null && chainAccount != null)
            {
                if (chainAccount.ContainsAccountKeyKey(chainKey))
                {
                    return(TransactionResultTypes.AlreadyJoined);
                }

                if (chainAccount.HasAccountKeyIndex(chainKey.KeyIndex))
                {
                    return(TransactionResultTypes.InvalidServiceAccountKey);
                }

                if (chainKey.KeyIndex != chainAccount.AccountKeyCount)
                {
                    return(TransactionResultTypes.InvalidServiceAccountKey);
                }
            }

            return(TransactionResultTypes.Ok);
        }