public async Task <ActionResult <decimal> > GetStockBuyPrice(string ticker)
{
decimal lowest = 0;
StockOffer lowOffer = await ExchangeManager.GetLowestSellOffer(ticker, _context);
if (lowOffer != null)
{
lowest = lowOffer.Target;
}
if (lowest == 0)
{
return(NotFound($"No stocks with ticker {ticker} are for sale."));
}
return(lowest);
}
public async Task <ActionResult <TaskResult> > SubmitStockBuy(string ticker, int count, decimal price, string accountid, string auth)
{
// Account logic first
Entity account = await Entity.FindAsync(accountid);
if (account == null)
{
return(new TaskResult(false, "Failed to find account " + accountid));
}
User authUser = await _context.Users.AsQueryable().FirstOrDefaultAsync(u => u.Api_Key == auth);
if (authUser == null)
{
return(new TaskResult(false, "Failed to find auth account."));
}
StockDefinition stockDef = await _context.StockDefinitions.FindAsync(ticker.ToUpper());
if (stockDef == null)
{
return(new TaskResult(false, "Failed to find stock with ticker " + ticker));
}
// Authority check
if (!await account.HasPermissionAsync(authUser, "eco"))
{
return(new TaskResult(false, "You do not have permission to trade for this entity!"));
}
// At this point the account is authorized //
if (count < 1)
{
return(new TaskResult(false, "You must buy a positive number of stocks!"));
}
if (price == 0)
{
StockOffer lowOffer = await ExchangeManager.GetLowestSellOffer(ticker, _context);
if (lowOffer != null)
{
price = lowOffer.Target;
}
else
{
return(new TaskResult(false, "There is no market rate!"));
}
}
if (price < 0)
{
return(new TaskResult(false, "Negatives are not allowed!"));
}
decimal totalPrice = count * price;
if (totalPrice > account.Credits)
{
return(new TaskResult(false, "You cannot afford this!"));
}
TransactionRequest transaction = new TransactionRequest(account.Id, EconomyManager.VooperiaID, totalPrice, $"Stock purchase: {count} {ticker}@{price}", ApplicableTax.None, false);
TaskResult transResult = await transaction.Execute();
if (!transResult.Succeeded)
{
return(transResult);
}
// Create offer
StockOffer buyOffer = new StockOffer()
{
Id = Guid.NewGuid().ToString(),
Amount = count,
Order_Type = "BUY",
Owner_Name = account.Name,
Owner_Id = account.Id,
Target = price.Round(),
Ticker = ticker
};
_context.StockOffers.Add(buyOffer);
await _context.SaveChangesAsync();
string json = JsonConvert.SerializeObject(buyOffer);
await ExchangeHub.Current.Clients.All.SendAsync("StockOffer", json);
return(new TaskResult(true, $"Successfully posted BUY order {buyOffer.Id}"));
}