Ejemplo n.º 1
0
        /// <summary>
        /// This function will change Coruzant Post NFT
        /// You can use this function for sending the NFT when you will fill receiver parameter
        /// </summary>
        /// <param name="address">sender address</param>
        /// <param name="ekey">Encryption Key object of the address</param>
        /// <param name="NFT">Input NFT object with data to save to metadata. Must contain Utxo hash</param>
        /// <param name="nutxos">List of spendable neblio utxos if you have it loaded.</param>
        /// <param name="receiver">Fill when you want to send NFT to another address</param>
        /// <returns>New Tx Id Hash</returns>
        public static async Task <string> ChangeCoruzantPostNFT(string address, EncryptionKey ekey, INFT NFT, ICollection <Utxos> nutxos, NBitcoin.BitcoinSecret secret, string receiver = "")
        {
            var cnft = NFT as CoruzantArticleNFT;
            // create token metadata
            var metadata = new Dictionary <string, string>();

            metadata.Add("NFT", "true");
            metadata.Add("Type", "NFT CoruzantPost");
            metadata.Add("Name", NFT.Name);
            metadata.Add("Author", NFT.Author);
            metadata.Add("AuthorProfileUtxo", cnft.AuthorProfileUtxo);
            metadata.Add("Description", NFT.Description);
            metadata.Add("Image", NFT.ImageLink);
            metadata.Add("Link", NFT.Link);
            metadata.Add("Tags", NFT.Tags);
            metadata.Add("FullPostLink", cnft.FullPostLink);
            metadata.Add("LastComment", cnft.LastComment);
            metadata.Add("LastCommentBy", cnft.LastCommentBy);
            if (NFT.Price > 0)
            {
                metadata.Add("Price", NFT.Price.ToString(CultureInfo.InvariantCulture));
            }

            var rec = address;

            if (!string.IsNullOrEmpty(receiver))
            {
                rec = receiver;
            }

            // fill input data for sending tx
            var dto = new SendTokenTxData() // please check SendTokenTxData for another properties such as specify source UTXOs
            {
                Id       = CoruzantTokenId, // id of token
                Metadata = metadata,
                Amount   = 1,
                sendUtxo = new List <string>()
                {
                    NFT.Utxo
                },
                SenderAddress   = address,
                ReceiverAddress = rec
            };

            try
            {
                // send tx

                var transaction = await NeblioTransactionHelpers.SendNFTTokenAsync(dto, nutxos);

                var rtxid = await NeblioTransactionHelpers.SignAndBroadcastTransaction(transaction, secret);

                if (rtxid != null)
                {
                    return(rtxid);
                }
                else
                {
                    return(string.Empty);
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }