public async Task <GetPortfolioCurrentStatusResponse> Handle(GetPortfolioCurrentStatusRequest request, CancellationToken cancellationToken)
{
var member = await _context.Members
.Where(x => x.MemberUsername == request.MemberUsername)
.Include(a => a.Owners).ThenInclude(b => b.Wallets)
.Include(a => a.PreferredFiatCurrency)
.Include(x => x.PreferredCoinCurrency)
.AsNoTracking()
.SingleOrDefaultAsync(cancellationToken);
if (member == null)
{
throw new NotFoundException(nameof(Member), request.MemberUsername);
}
var result = new GetPortfolioCurrentStatusResponse
{
MemberPreferredFiatCurrencySymbol = member.PreferredFiatCurrency.Symbol,
MemberPreferredCoinCurrencySymbol = member.PreferredCoinCurrency.Symbol
};
#region Load Crypto Currencies owned by Member
foreach (var owner in member.Owners)
{
foreach (var wallet in owner.Wallets.Where(x => x.BlockchainID != BlockchainID.Fiat))
{
var mainPocket = await _context.Pockets
.Where(x => x.WalletID == wallet.WalletID && x.IsMain)
.Include(a => a.Transactions)
.AsNoTracking()
.SingleOrDefaultAsync(cancellationToken);
CurrencyDTO currencyDTO = result.Currencies
.Where(x => x.CurrencyID == mainPocket.CurrencyID)
.SingleOrDefault();
if (currencyDTO == null)
{
var currency = await _context.Currencies
.Where(x => x.CurrencyID == mainPocket.CurrencyID)
.AsNoTracking()
.SingleOrDefaultAsync(cancellationToken);
currencyDTO = new CurrencyDTO
{
CurrencyID = currency.CurrencyID,
Symbol = currency.Symbol,
Name = currency.Name
};
result.Currencies.Add(currencyDTO);
}
var selectedTransactions = mainPocket.Transactions
.Where(x =>
x.TransactionType == TransactionType.ExternalTransferIN ||
x.TransactionType == TransactionType.ExternalTransferOUT ||
x.TransactionType == TransactionType.BuyIN ||
x.TransactionType == TransactionType.BuyOUT ||
x.TransactionType == TransactionType.SellIN ||
x.TransactionType == TransactionType.SellOUT ||
x.TransactionType == TransactionType.SyncTransactionIN ||
x.TransactionType == TransactionType.SyncTransactionOUT)
.OrderBy(o => o.TransactionDateTime)
.ToList();
foreach (var transaction in selectedTransactions)
{
TransactionDTO transactionDTO = new TransactionDTO
{
TransactionID = transaction.TransactionID,
Amount = transaction.Amount
};
currencyDTO.Transactions.Add(transactionDTO);
}
}
}
#endregion
foreach (var currency in result.Currencies)
{
#region Convert Coin to Coin
if (currency.Symbol == result.MemberPreferredCoinCurrencySymbol)
{
currency.CurrentValueInPreferredCoinCurrency = currency.TotalAmount;
}
else
{
currency.CurrentValueInPreferredCoinCurrency = await _cryptoService.ConvertAsync(
currency.Symbol,
result.MemberPreferredCoinCurrencySymbol,
currency.TotalAmount);
}
#endregion
#region Get Current Unit Price in Fiat
currency.CurrentUnitPriceInPreferredFiatCurrency = await _cryptoService.GetUnitPriceAsync(currency.Symbol, result.MemberPreferredFiatCurrencySymbol);
#endregion
}
return(result);
}