APIResultCodes DiscountTokenGenesis()
{
_DiscountTokenBlock = CreateDiscountTokenGenesisBlock(_FirstGenesisBlock);
var authorizer = new NewTokenAuthorizer(serviceAccount, accountCollection);
return(authorizer.Authorize <TokenGenesisBlock>(ref _DiscountTokenBlock));
}
public void SaveTokenInfo(TokenGenesisBlock tokenGewnesisBlock)
{
if (tokenGewnesisBlock != null && GetTokenInfo(tokenGewnesisBlock.Ticker) == null)
{
_tokeninfo.Add(tokenGewnesisBlock);
}
}
public void SaveTokenInfo(TokenGenesisBlock tokenGewnesisBlock)
{
if (tokenGewnesisBlock != null && GetTokenInfo(tokenGewnesisBlock.Ticker) == null)
{
GetTokenInfoCollection().Insert(tokenGewnesisBlock);
}
}
public async Task <AuthorizationAPIResult> CreateTokenAsync(TokenGenesisBlock tokenBlock)
{
if (!CheckServiceStatus())
{
return(null);
}
return(await _trans.CreateTokenAsync(tokenBlock));
}
async Task <AuthorizationAPIResult> INodeAPI.CreateToken(TokenGenesisBlock block)
{
var request = new CreateTokenRequest()
{
CreateTokenJson = Json(block)
};
var result = await CreateTokenAsync(request);
return(ToAAR(result));
}
public async Task <AuthorizationAPIResult> CreateTokenAsync(TokenGenesisBlock tokenBlock)
{
var result = new AuthorizationAPIResult();
//// filter the names -- not needed because authorizer control it
//if (tokenBlock.DomainName.ToLower().StartsWith("lyra")
// || tokenBlock.Ticker.ToLower().StartsWith("lyra"))
//{
// result.ResultCode = APIResultCodes.NameUnavailable;
// return result;
//}
return(await Pre_PrepareAsync(tokenBlock).ConfigureAwait(false));
}
// check if NFT instance with this serial number already exists to avoid duplicate serial numbers
protected async Task <bool> WasNFTInstanceIssuedAsync(DagSystem sys, TokenGenesisBlock token_block, string SerialNumber)
{
var non_fungible_tokens = await sys.Storage.GetIssuedNFTInstancesAsync(GetOnlySendBlocks : true, token_block.AccountID, token_block.Ticker);
if (non_fungible_tokens == null)
{
return(false);
}
foreach (var nft in non_fungible_tokens)
{
if (nft.SerialNumber == SerialNumber)
{
return(true);
}
}
return(false);
}
public async Task <AuthorizationAPIResult> CreateToken(TokenGenesisBlock tokenBlock)
{
var result = new AuthorizationAPIResult();
// filter the names
if (tokenBlock.DomainName.ToLower().StartsWith("lyra") ||
tokenBlock.Ticker.ToLower().StartsWith("lyra"))
{
result.ResultCode = APIResultCodes.NameUnavailable;
return(result);
}
return(await Pre_PrepareAsync(tokenBlock, async (b) =>
{
var feeResult = await ProcessTokenGenerationFee(b as TokenGenesisBlock);
return feeResult.block;
}).ConfigureAwait(false));
}
TokenGenesisBlock CreateDiscountTokenGenesisBlock(TransactionBlock previousBlock)
{
var TokenGenerationFee = serviceAccount.GetLastServiceBlock().TokenGenerationFee;
TokenGenesisBlock tokenBlock = new TokenGenesisBlock
{
Ticker = "Custom.DISC",
DomainName = "Custom",
Description = "DISCOUNT NONFUNGIBLE TOKEN TEST",
Precision = 2,
IsFinalSupply = false,
AccountID = AccountId1,
Balances = new Dictionary <string, decimal>(),
ServiceHash = string.Empty,
Fee = TokenGenerationFee,
FeeType = AuthorizationFeeTypes.Regular,
IsNonFungible = true,
NonFungibleKey = AccountId1,
NonFungibleType = NonFungibleTokenTypes.LoyaltyDiscount,
RenewalDate = DateTime.Now.Add(TimeSpan.FromDays(365)),
};
var transaction = new TransactionInfo()
{
TokenCode = "Custom.DISC", Amount = 100000
};
tokenBlock.Balances.Add(transaction.TokenCode, transaction.Amount); // This is current supply in atomic units (1,000,000.00)
tokenBlock.Balances.Add(LyraGlobal.OFFICIALTICKERCODE, previousBlock.Balances[LyraGlobal.OFFICIALTICKERCODE] - TokenGenerationFee);
tokenBlock.InitializeBlock(previousBlock, PrivateKey1, AccountId1);
//tokenBlock.Signature = Signatures.GetSignature(PrivateKey1, tokenBlock.Hash);
return(tokenBlock);
}
public async Task <AuthorizationAPIResult> CreateToken(TokenGenesisBlock tokenBlock)
{
CheckSyncState();
return(await _trans.CreateToken(tokenBlock));
}
async Task <(APIResultCodes result, TransactionBlock block)> ProcessTokenGenerationFee(TokenGenesisBlock tokenBlock)
{
if (tokenBlock.Fee != BlockChain.Singleton.GetLastServiceBlock().TokenGenerationFee)
{
return(APIResultCodes.InvalidFeeAmount, null);
}
return(await ProcessFee(tokenBlock.Hash, tokenBlock.Fee));
}
// must be overriden and implemented in both send and receive authorizers as they have very different logic
protected virtual async Task <APIResultCodes> ValidateCollectibleNFTAsync(DagSystem sys, TransactionBlock send_or_receice_block, TokenGenesisBlock token_block)
{
return(await Task.FromResult(APIResultCodes.Success));
}
public Task <bool> DoesAccountHaveCollectibleNFTInstanceAsync(string owner_account_id, TokenGenesisBlock token_block, string serial_number)
{
return(StopWatcher.TrackAsync(() => _store.DoesAccountHaveCollectibleNFTInstanceAsync(owner_account_id, token_block, serial_number), StopWatcher.GetCurrentMethod()));
}
protected override async Task <APIResultCodes> ValidateCollectibleNFTAsync(DagSystem sys, TransactionBlock send_or_receice_block, TokenGenesisBlock token_block)
{
if (send_or_receice_block.NonFungibleToken.Denomination != 1)
{
return(APIResultCodes.InvalidCollectibleNFTDenomination);
}
if (string.IsNullOrEmpty(send_or_receice_block.NonFungibleToken.SerialNumber))
{
return(APIResultCodes.InvalidCollectibleNFTSerialNumber);
}
bool nft_instance_exists = await WasNFTInstanceIssuedAsync(sys, token_block, send_or_receice_block.NonFungibleToken.SerialNumber);
bool is_there_a_token = await sys.Storage.DoesAccountHaveCollectibleNFTInstanceAsync(send_or_receice_block.AccountID, token_block, send_or_receice_block.NonFungibleToken.SerialNumber);
if (nft_instance_exists) // this is a transfer of existing instance to another account
{
if (!is_there_a_token && send_or_receice_block.AccountID == token_block.AccountID)
{
return(APIResultCodes.DuplicateNFTCollectibleSerialNumber);
}
if (!is_there_a_token && send_or_receice_block.AccountID != token_block.AccountID)
{
return(APIResultCodes.InsufficientFunds);
}
}
else // otherwise, this is an attempt to issue a new instance
{
// Only the owner of the genesis token block can issue a new instance of NFT
if (send_or_receice_block.AccountID != token_block.AccountID)
{
return(APIResultCodes.NFTCollectibleSerialNumberDoesNotExist);
}
}
return(APIResultCodes.Success);
}
public async Task <AuthorizationAPIResult> CreateToken(TokenGenesisBlock block)
{
return(await PostBlock("CreateToken", block));
}
public async Task <AuthorizationAPIResult> CreateTokenAsync(
string tokenName,
string domainName,
string description,
sbyte precision,
decimal supply,
bool isFinalSupply,
string owner, // shop name
string address, // shop URL
string currency, // USD
ContractTypes contractType, // reward or discount or custom
Dictionary <string, string> tags)
{
if (string.IsNullOrWhiteSpace(domainName))
{
domainName = "Custom";
}
string ticker = domainName + "/" + tokenName;
var blockresult = await _node.GetLastServiceBlockAsync();
if (blockresult.ResultCode != APIResultCodes.Success)
{
return new AuthorizationAPIResult()
{
ResultCode = blockresult.ResultCode
}
}
;
ServiceBlock lastServiceBlock = blockresult.GetBlock() as ServiceBlock;
TransactionBlock latestBlock = await GetLatestBlockAsync();
if (latestBlock == null || latestBlock.Balances[LyraGlobal.OFFICIALTICKERCODE] < lastServiceBlock.TokenGenerationFee.ToBalanceLong())
{
//throw new Exception("Insufficent funds");
return(new AuthorizationAPIResult()
{
ResultCode = APIResultCodes.InsufficientFunds
});
}
var svcBlockResult = await _node.GetLastServiceBlockAsync();
if (svcBlockResult.ResultCode != APIResultCodes.Success)
{
throw new Exception("Unable to get latest service block.");
}
// initiate test coins
TokenGenesisBlock tokenBlock = new TokenGenesisBlock
{
Ticker = ticker,
DomainName = domainName,
Description = description,
Precision = precision,
IsFinalSupply = isFinalSupply,
//CustomFee = 0,
//CustomFeeAccountId = string.Empty,
AccountID = AccountId,
Balances = new Dictionary <string, long>(),
ServiceHash = svcBlockResult.GetBlock().Hash,
Fee = lastServiceBlock.TokenGenerationFee,
FeeCode = LyraGlobal.OFFICIALTICKERCODE,
FeeType = AuthorizationFeeTypes.Regular,
Owner = owner,
Address = address,
Currency = currency,
Tags = tags,
RenewalDate = DateTime.UtcNow.Add(TimeSpan.FromDays(3650)),
ContractType = contractType,
VoteFor = latestBlock.VoteFor
};
// TO DO - set service hash
//var transaction = new TransactionInfo() { TokenCode = ticker, Amount = supply * (long)Math.Pow(10, precision) };
var transaction = new TransactionInfo()
{
TokenCode = ticker, Amount = supply
};
tokenBlock.Balances.Add(transaction.TokenCode, transaction.Amount.ToBalanceLong()); // This is current supply in atomic units (1,000,000.00)
tokenBlock.Balances.Add(LyraGlobal.OFFICIALTICKERCODE, latestBlock.Balances[LyraGlobal.OFFICIALTICKERCODE] - lastServiceBlock.TokenGenerationFee.ToBalanceLong());
//tokenBlock.Transaction = transaction;
// transfer unchanged token balances from the previous block
foreach (var balance in latestBlock.Balances)
{
if (!(tokenBlock.Balances.ContainsKey(balance.Key)))
{
tokenBlock.Balances.Add(balance.Key, balance.Value);
}
}
await tokenBlock.InitializeBlockAsync(latestBlock, _signer);
//tokenBlock.Signature = Signatures.GetSignature(PrivateKey, tokenBlock.Hash);
var result = await _trans.CreateTokenAsync(tokenBlock);
if (result.ResultCode == APIResultCodes.Success)
{
LastBlock = tokenBlock;
}
else
{
LastBlock = null;
}
return(result);
}
public void SaveTokenInfo(TokenGenesisBlock tokenGewnesisBlock)
{
throw new ApplicationException("Not supported");
}