public async Task AddAsync(string userId, string name, int currencyId)
{
var currency = await this.dbContext.Currencies.FirstOrDefaultAsync(c => c.Id == currencyId);
if (currency == null)
{
throw new ArgumentException(GlobalConstants.CurrencyNotExist);
}
if (string.IsNullOrWhiteSpace(name))
{
name = "Unnamed Wallet";
}
var investmentWallet = new InvestmentWallet
{
ApplicationUserId = userId,
Name = name,
CurrencyId = currencyId,
CreatedOn = DateTime.UtcNow,
};
await this.dbContext.InvestmentWallets.AddAsync(investmentWallet);
await this.dbContext.SaveChangesAsync();
}
public async Task <InvestmentWalletTradesDto> GetTradesAsync(string userId, int investmentWalletId, int page, int itemsPerPage = 5)
{
InvestmentWallet investmentWallet = await this.dbContext.InvestmentWallets
.Include(iw => iw.Trades)
.ThenInclude(t => t.Company)
.Include(iw => iw.Currency)
.FirstOrDefaultAsync(iw => iw.Id == investmentWalletId);
if (investmentWallet == null)
{
throw new ArgumentException(GlobalConstants.InvestmentWalletNotExist);
}
if (!await this.IsUserOwnInvestmentWalletAsync(userId, investmentWalletId))
{
throw new ArgumentException(GlobalConstants.NotPermissionsToEditInvestmentWallet);
}
var walletTrades = new InvestmentWalletTradesDto
{
Id = investmentWallet.Id,
Name = investmentWallet.Name,
CreatedOn = investmentWallet.CreatedOn,
TotalBuyTradesAmount = investmentWallet.Trades.Where(t => t.Type == TradeType.Buy && t.Company.IsDeleted == false).Sum(t => t.Price * t.StockQuantity),
TotalSellTradesAmount = investmentWallet.Trades.Where(t => t.Type == TradeType.Sell && t.Company.IsDeleted == false).Sum(t => t.Price * t.StockQuantity),
TotalTradesCount = investmentWallet.Trades.Count(),
Currency = new CurrencyInfoDto
{
Name = investmentWallet.Currency.Name,
CurrencyId = investmentWallet.CurrencyId,
Code = investmentWallet.Currency.Code,
},
Trades = investmentWallet.Trades
.OrderByDescending(x => x.CreatedOn)
.Skip((page - 1) * itemsPerPage).Take(itemsPerPage)
.Select(t => new TradeDto
{
Id = t.Id,
CreatedOn = t.CreatedOn,
Price = t.Price,
Type = t.Type,
StockQuantity = t.StockQuantity,
InvestmentWalletId = investmentWallet.Id,
Company = new GetCompanyDto
{
Name = t.Company.Name,
Id = t.CompanyId,
Ticker = t.Company.Ticker,
},
})
.ToList(),
};
return(walletTrades);
}
