private async Task SyncBlockAsync(BlockSyncRequest blockSyncRequest)
{
var blockBuilder = Builders <Block> .Filter;
var blockFilter = blockBuilder.Where(x => x.BlockNumber == blockSyncRequest.BlockNumber);
var excistingBlocks = await _blockRepository.FindAsync(blockFilter, null);
var blockExists = excistingBlocks.Count() > 0;
Web3.Models.DTOs.Block block;
try
{
block = await _blockService.GetBlockFromNodeAsync(blockSyncRequest.BlockNumber);
}
catch (Exception ex)
{
Console.WriteLine($"Error getting block {blockSyncRequest.BlockNumber} from the node.");
return;
}
if (block == null)
{
Console.WriteLine($"Block {blockSyncRequest.BlockNumber} could not be find in the node.");
return;
}
var dbBlock = await _blockService.ConvertToDbBlockAsync(block, _tokenRepository, _priceRepository, _currentPrice);
if (!blockExists)
{
await SaveBlock(dbBlock);
}
var transactions = new List <Transaction>();
foreach (var transaction in dbBlock.Transactions)
{
var builder = Builders <Transaction> .Filter;
var filter = builder.Where(x => x.TransactionHash == transaction.TransactionHash);
var dbTransactions = await _transactionRepository.FindAsync(filter, null);
var dbTransaction = dbTransactions.FirstOrDefault();
if (dbTransaction == null)
{
transactions.Add(transaction);
}
else
{
dbTransaction.BlockHash = dbBlock.Hash;
dbTransaction.BlockNumber = dbBlock.BlockNumber;
dbTransaction.Timestamp = dbBlock.Timestamp;
transactions.Add(dbTransaction);
}
}
await SaveTransactions(transactions);
blockSyncRequest.Processed = true;
await _blockSyncRequestRepository.SaveAsync(blockSyncRequest);
}
public async Task <IActionResult> GetTransactions(string address, int pageNumber)
{
pageNumber = pageNumber == 0 ? 1 : pageNumber;
var builder = Builders <Caladan.Models.Transaction> .Filter;
var filter = builder.Where(x => (x.From == address.ToLower() || x.To == address.ToLower()) && x.ShowOnAccountPage);
var sort = Builders <Caladan.Models.Transaction> .Sort.Descending("block_number");
var transactions = await _transactionRepository.FindAsync(filter, sort, 15, pageNumber == 1? 0 : ((pageNumber - 1) * 15));
var result = transactions.Select(x => new ViewModels.SimpleTransaction()
{
BlockNumber = x.BlockNumber,
Found = true,
From = x.From,
Gas = x.Gas,
GasPrice = x.GasPrice,
To = x.To,
TransactionHash = x.TransactionHash,
Value = x.Value.FromHexWei(x.Decimals),
Symbol = string.IsNullOrEmpty(x.Symbol) ? _configuration["AppSettings:MainCurrencySymbol"] : x.Symbol,
Timestamp = x.Timestamp,
ConfirmedOnFormatted = x.Created.ToString(),
OriginalTransactionHash = x.OriginalTransactionHash
});
return(Ok(result));
}
private async Task SyncTransactionReceiptAsync(Transaction transaction)
{
if (transaction.TransactionHash.Length != 66 && transaction.TransactionHash.Length != 64)
{
return;
}
var transactionReceiptBuilder = Builders <TransactionReceipt> .Filter;
var transactionReceiptFilter = transactionReceiptBuilder.Where(x => x.TransactionHash == transaction.TransactionHash);
var excistingTransactionReceipts = await _transactionReceiptRepository.FindAsync(transactionReceiptFilter, null);
var transactionReceiptExists = excistingTransactionReceipts.Count() > 0;
if (!transactionReceiptExists)
{
var transactionReceipt = await _transactionService.GetTransactionReceiptFromNodeAsync(transaction.TransactionHash);
if (transactionReceipt != null)
{
var dbTransactionReceipt = _transactionService.ConvertToDbTransactionReceipt(transactionReceipt);
try
{
await _transactionReceiptRepository.SaveAsync(dbTransactionReceipt);
}
catch (Exception ex)
{
throw;
}
}
}
transaction.ReceiptSynchronized = true;
await _transactionRepository.SaveAsync(transaction);
}
public async Task <FileResult> Get(string address, bool includeTokens = false)
{
Chilkat.Csv csv = new Chilkat.Csv
{
HasColumnNames = true
};
csv.SetColumnName(0, "Hash");
csv.SetColumnName(1, "From");
csv.SetColumnName(2, "To");
csv.SetColumnName(3, "Value");
csv.SetColumnName(4, "Symbol");
csv.SetColumnName(5, "Timestamp");
csv.SetColumnName(6, "Date");
var builder = Builders <Caladan.Models.Transaction> .Filter;
var filter = builder.Where(x => x.From == address || x.To == address);
var sort = Builders <Caladan.Models.Transaction> .Sort.Descending("block_number");
var transactions = await _transactionRepository.FindAsync(filter, sort);
var i = 0;
foreach (var transaction in transactions)
{
if (!string.IsNullOrEmpty(transaction.Symbol) && !includeTokens)
{
continue;
}
csv.SetCell(i, 0, transaction.TransactionHash);
csv.SetCell(i, 1, transaction.From);
csv.SetCell(i, 2, transaction.To);
csv.SetCell(i, 3, transaction.To.ToLower() == address.ToLower() ?
transaction.Value.FromHexWei(transaction.Decimals).ToString() :
(transaction.Value.FromHexWei(transaction.Decimals) * -1).ToString());
csv.SetCell(i, 4, string.IsNullOrEmpty(transaction.Symbol) ? _configuration["AppSettings:MainCurrencySymbol"] : transaction.Symbol);
csv.SetCell(i, 5, transaction.Timestamp.ToString());
csv.SetCell(i, 6, transaction.Created.ToString());
i++;
}
string csvDoc = csv.SaveToString();
var bytes = Encoding.ASCII.GetBytes(csvDoc);
if (includeTokens)
{
return(File(bytes, "text/csv", $"{address}-withtokens.csv"));
}
return(File(bytes, "text/csv", $"{address}.csv"));
}
public async Task DeleteAsyncByPredicateShouldSucceed()
{
var itemsDoc = new List <MockDocument> {
_mockDocument98, _mockDocument99
};
foreach (var item in itemsDoc)
{
item.IsActive = false;
}
await _mockDocumentRepo.CreateAsync(itemsDoc);
var searchDocResults = await _mockDocumentRepo.FindAsync();
var count = searchDocResults.Count;
var searchObjResults = await _mockObjectRepo.FindAsync();
count += searchObjResults.Count;
var deleteCount = await _mockDocumentRepo.DeleteAsync(x => !x.IsActive);
searchDocResults = await _mockDocumentRepo.FindAsync();
deleteCount += await _mockObjectRepo.DeleteAsync(x => true);
searchObjResults = await _mockObjectRepo.FindAsync();
Assert.Equal(3, count);
Assert.Equal(3, deleteCount);
Assert.NotNull(searchDocResults);
Assert.NotNull(searchObjResults);
Assert.Collection(searchDocResults);
Assert.Collection(searchObjResults);
Assert.Empty(searchDocResults);
Assert.Empty(searchObjResults);
}
public static async Task ProcessPendingBlockSyncRequests()
{
var builder = Builders <Models.BlockSyncRequest> .Filter;
var filter = builder.Where(x => !x.Processed);
IEnumerable <BlockSyncRequest> blockSyncRequests;
using (var _blockSyncRequestRepository = new MongoRepository <BlockSyncRequest>())
{
blockSyncRequests = await _blockSyncRequestRepository.FindAsync(filter, null);
}
var synchronizationService = new SynchronizationService();
await synchronizationService.SynchronizeNewBlocksAsync(blockSyncRequests.ToList());
}
public async Task <IActionResult> Get(string address, string symbol = null, int?pageNumber = 1, int?pageSize = 1000)
{
if (symbol != null && symbol.ToUpper() == _configuration["AppSettings:MainCurrencySymbol"])
{
symbol = null;
}
if (!string.IsNullOrWhiteSpace(symbol))
{
symbol = symbol.ToUpper();
}
pageNumber = pageNumber == 0 ? 1 : pageNumber;
using (var transactionRepository = new MongoRepository <Caladan.Models.Transaction>())
{
var builder = Builders <Caladan.Models.Transaction> .Filter;
var filter = builder.Where(x => (x.From == address.ToLower() || x.To == address.ToLower()) && x.ShowOnAccountPage && x.Symbol == symbol);
var sort = Builders <Caladan.Models.Transaction> .Sort.Descending("block_number");
var numberOfTransactions = transactionRepository.GetQueryable(x => (x.From == address.ToLower() || x.To == address.ToLower()) && x.ShowOnAccountPage && x.Symbol == symbol).Count();
var transactions = await transactionRepository.FindAsync(filter, sort, pageSize, pageNumber == 1? 0 : ((pageNumber - 1) * pageSize));
var result = new Models.Api.TransactionList()
{
PageNumber = pageNumber.Value,
PageSize = pageSize.Value,
TotalCount = numberOfTransactions,
Transactions = transactions.Select(transaction => new Models.Api.Transaction()
{
BlockHash = transaction.BlockHash,
BlockNumber = transaction.BlockNumber,
From = transaction.From,
Gas = transaction.Gas,
GasPrice = transaction.GasPrice,
Input = transaction.Input,
Nonce = transaction.Nonce,
To = transaction.To,
TransactionHash = transaction.TransactionHash.Replace("tokenreceiver_", ""),
TransactionIndex = transaction.TransactionIndex,
Value = transaction.Value.FromHexWei(transaction.Decimals),
Symbol = string.IsNullOrEmpty(transaction.Symbol) ? _configuration["AppSettings:MainCurrencySymbol"] : transaction.Symbol,
Timestamp = transaction.Timestamp
}).ToArray()
};
return(Ok(result));
}
}
private static async Task GetTransactionReceipt(string transactionHash, TransactionService transactionService, MongoRepository <Caladan.Models.Transaction> transactionRepository,
MongoRepository <Caladan.Models.TransactionReceipt> transactionReceiptRepository, Caladan.Models.Transaction transaction)
{
if (transaction.BlockNumber > 0)
{
var transactionReceiptBuilder = Builders <Caladan.Models.TransactionReceipt> .Filter;
var transactionReceiptFilter = transactionReceiptBuilder.Where(x => x.TransactionHash == transactionHash.ToLower());
var transactionReceipts = await transactionReceiptRepository.FindAsync(transactionReceiptFilter, null);
var transactionReceipt = transactionReceipts.FirstOrDefault();
if (transactionReceipt == null)
{
transactionReceipt = await transactionService.GetTransactionReceiptAsync(transactionHash.ToLower());
}
transaction.Receipt = transactionReceipt;
}
}
public async Task <IActionResult> Get(string address, int pageNumber)
{
using (var accountService = new AccountService(_nodeUrls, _transactionRepository, _accountRepository))
{
var getAccount = accountService.GetAccountAsync(address, _configuration["AppSettings:MainCurrencySymbol"], false, 25, true);
var builder = Builders <Caladan.Models.Block> .Filter;
var filter = builder.Where(x => x.Miner == address.ToLower());
var orderBy = Builders <Caladan.Models.Block> .Sort.Descending("block_number");
var getMinedBlocks = _blockRepository.FindAsync(filter, orderBy, 200);
await Task.WhenAll(getAccount, getMinedBlocks);
var account = getAccount.Result;
var minedBlocks = getMinedBlocks.Result;
var base64Icon = "";
if (account != null)
{
var blockiesHelper = new Blockies(address.ToLower());
base64Icon = blockiesHelper.GetBase64Image(128);
}
return(Ok(account == null ? new ViewModels.Account()
{
Found = false
} : new ViewModels.Account()
{
Address = account.Address,
Balance = account.Balance,
BalanceBtc = account.BalanceBtc,
BalanceEur = account.BalanceEur,
BalanceUsd = account.BalanceUsd,
Found = true,
LastSeenInBlock = account.LastSeenInBlock,
Name = account.Name,
NumberOfTransactions = account.NumberOfTransactions,
Identicon = base64Icon,
Transactions = account.Transactions.Select(x => new ViewModels.SimpleTransaction()
{
BlockNumber = x.BlockNumber,
Found = true,
From = x.From,
Gas = x.Gas,
GasPrice = x.GasPrice,
To = x.To,
TransactionHash = x.TransactionHash,
Value = x.Value.FromHexWei(x.Decimals),
Symbol = string.IsNullOrEmpty(x.Symbol) ? _configuration["AppSettings:MainCurrencySymbol"] : x.Symbol,
Timestamp = x.Timestamp,
ConfirmedOnFormatted = x.Created.ToString(),
OriginalTransactionHash = x.OriginalTransactionHash
}).ToArray(),
Tokens = account.Tokens.OrderBy(x => x.Name).Select(x => new ViewModels.TokenBalance()
{
Address = x.Address,
Balance = x.Balance,
Name = x.Name,
Symbol = x.Symbol,
Logo = x.Logo
}).ToArray(),
Blocks = minedBlocks.Select(x => new ViewModels.Block()
{
BlockNumber = x.BlockNumber,
Hash = x.Hash,
Miner = x.Miner,
NumberOfTransactions = x.NumberOfTransactions,
Difficulty = x.Difficulty,
ExtraData = x.ExtraData,
GasLimit = x.GasLimit,
GasUsed = x.GasUsed,
LogsBloom = x.LogsBloom,
Nonce = x.Nonce,
ParentHash = x.ParentHash,
Sha3Uncles = x.Sha3Uncles,
Size = x.Size,
StateRoot = x.StateRoot,
Timestamp = x.Timestamp,
TotalDifficulty = x.TotalDifficulty,
TransactionsRoot = x.TransactionsRoot,
Found = true
}).ToArray(),
Url = $"/account/{account.Address}"
}));
}
}
public async Task CreateAsyncByItemShouldSucceed()
{
await _mockObjectRepo.CreateAsync(_mockObject);
await _mockDocumentRepo.CreateAsync(_mockDocument98);
var item = await _mockDocumentRepo.FindAsync(_mockDocument98.Id);
Assert.Equal(_mockDocument98.Id, item.Id);
Assert.Equal(_mockDocument98.Name, item.Name);
Assert.Equal(_mockDocument98.Value, item.Value);
Assert.True(_mockDocument98.CreationDate.EqualsMongoDateTime(item.CreationDate));
Assert.Equal(_mockDocument98.IsActive, item.IsActive);
}
