private static void RandomlyUpdateASingleStock()
{
counter++;
if (stockPrices.Length > 0 && counter % 3 == 0)
{
counter = 0;
Random rrd = new Random();
int index = rrd.Next(0, stockPrices.Length - 1);
ShareInformation oldPrice = stockPrices[rrd.Next(0, stockPrices.Length - 1)];
Console.WriteLine("UPDATE stock price {0} randomly: {1}", oldPrice.FirmName, DateTime.Now);
double x = Math.Max(1, oldPrice.PricePerShare * (1 + (rrd.Next(-3, 3) / 100.0)));
ShareInformation newPrice = new ShareInformation()
{
ExchangeName = oldPrice.ExchangeName,
FirmName = oldPrice.FirmName,
NoOfShares = oldPrice.NoOfShares,
PricePerShare = x,
IsFund = oldPrice.IsFund
};
Console.WriteLine("Update {0} from {1} to {2}.", newPrice.FirmName, oldPrice.PricePerShare, newPrice.PricePerShare);
stockPrices[index] = newPrice;
}
}
static void UpdateStockPrices()
{
stockPrices = wallstreetClient.GetOverallMarketInformation();
orders = wallstreetClient.GetOverallOrders();
for (int i = 0; i < stockPrices.Length; i++)
{
ShareInformation oldPrice = stockPrices[i];
long pendingBuyOrders = PendingOrders(oldPrice.FirmName, OrderType.BUY);
long pendingSellOrders = PendingOrders(oldPrice.FirmName, OrderType.SELL);
double x = ComputeNewPrice(oldPrice.PricePerShare, pendingBuyOrders, pendingSellOrders);
ShareInformation newPrice = new ShareInformation()
{
ExchangeName = oldPrice.ExchangeName,
FirmName = oldPrice.FirmName,
NoOfShares = oldPrice.NoOfShares,
IsFund = oldPrice.IsFund,
PricePerShare = x
};
Console.WriteLine("Update {0} from {1} to {2}.", newPrice.FirmName, oldPrice.PricePerShare, newPrice.PricePerShare);
stockPrices[i] = newPrice;
}
RandomlyUpdateASingleStock();
for (int i = 0; i < stockPrices.Length; i++)
{
wallstreetClient.PutShareInformation(stockPrices[i], stockPrices[i].ExchangeName);
}
}
private void UpdateOwnedShares()
{
var collection = new ObservableCollection <OwningShareDTO>();
foreach (FundDepot depot in Depots)
{
foreach (string shareName in depot.Shares.Keys)
{
var infos = MarketInformation.Where(x => x.FirmName == shareName).ToList();
ShareInformation info = infos.FirstOrDefault();
if (info != null)
{
OwningShareDTO s = new OwningShareDTO()
{
ShareName = shareName,
Amount = depot.Shares[shareName],
StockPrice = info.PricePerShare,
ExchangeName = info.ExchangeName
};
collection.Add(s);
}
}
}
OwnedShares = collection;
}
private void UpdateShareInformation(ShareInformation info)
{
MarketInformation = new ObservableCollection <ShareInformation>(MarketInformation.Where(x => x.FirmName != info.FirmName));
MarketInformation.Add(info);
MarketInformation = new ObservableCollection <ShareInformation>(from i in MarketInformation orderby i.FirmName select i);
UpdateOwnedShares();
}
public void OnNewShareInformationAvailable(ShareInformation info)
{
if (!info.IsFund)
{
ExecuteOnGUIThread(marketCallbacks, info);
}
}
public FundRequestResult ProcessFundRegistration(FundRegistration request)
{
var fundName = request.Id;
var depot = new FundDepot
{
Id = fundName,
ExchangeName = exchangeId,
Budget = request.FundAssets,
Shares = new Dictionary <string, int>()
};
ShareInformation info = null;
Order order = null;
if (request.Shares > 0)
{
var exchanges = wallstreetClient.GetExchanges();
var list = new List <FundDepot>();
foreach (string e in exchanges)
{
var fund = wallstreetClient.GetFundDepot(fundName, e);
if (fund != null)
{
list.Add(fund);
}
}
var assets = list.Sum(x => x.Budget);
assets += request.FundAssets;
depot.Shares.Add(fundName, request.Shares);
info = new ShareInformation
{
FirmName = fundName,
NoOfShares = request.Shares,
PricePerShare = assets / request.Shares,
PurchasingVolume = 0,
SalesVolume = request.Shares,
IsFund = true,
ExchangeName = exchangeId
};
order = new Order
{
Id = fundName + DateTime.Now.Ticks,
ShareName = fundName,
InvestorId = fundName,
Type = OrderType.SELL,
TotalNoOfShares = request.Shares,
NoOfOpenShares = request.Shares,
NoOfProcessedShares = 0,
Status = OrderStatus.OPEN,
Limit = 0,
Prioritize = false,
IsFundShare = true
};
}
return(new FundRequestResult {
FundDepot = depot, ShareInformation = info, Order = order
});
}
public void PutShareInformation(ShareInformation info, string exchangeId)
{
data.Exchanges[exchangeId].ShareInformation[info.FirmName] = info;
NotifySubscribers(data.Exchanges[exchangeId].ShareInformationCallbacks, info);
foreach (Order o in data.Exchanges[exchangeId].Orders.Values.Where(x => x.Status != Order.OrderStatus.DONE && x.Status != Order.OrderStatus.DELETED && x.Type == Order.OrderType.BUY))
{
PutOrder(o, exchangeId);
}
}
private void OnNewMarketInformationAvailable(ShareInformation nu)
{
var tmp = MarketInformation.Where(x => x.FirmName.Equals(nu.FirmName));
var old = tmp.Count() == 0 ? null : tmp.First();
if (old != null)
{
MarketInformation.Insert(MarketInformation.IndexOf(old), nu);
MarketInformation.Remove(old);
}
else
{
MarketInformation.Add(nu);
}
}
public FirmRequestResult ProcessFirmRegistration(FirmRegistration request)
{
var firmName = request.Id;
var depot = wallstreetClient.GetFirmDepot(firmName, exchangeId);
if (depot == null)
{
depot = new FirmDepot()
{
FirmName = firmName, OwnedShares = 0
};
}
depot.OwnedShares += request.Shares;
var info = wallstreetClient.GetShareInformation(firmName, exchangeId);
if (info == null)
{
info = new ShareInformation {
FirmName = firmName, NoOfShares = 0, PricePerShare = request.PricePerShare, PurchasingVolume = 0, SalesVolume = 0, ExchangeName = exchangeId
};
}
info.NoOfShares += request.Shares;
info.SalesVolume += request.Shares;
var order = new Order()
{
Id = firmName + DateTime.Now.Ticks,
ShareName = firmName,
InvestorId = firmName,
Type = OrderType.SELL,
TotalNoOfShares = request.Shares,
NoOfOpenShares = request.Shares,
NoOfProcessedShares = 0,
Status = OrderStatus.OPEN,
Limit = 0,
Prioritize = false,
IsFundShare = false
};
return(new FirmRequestResult {
FirmDepot = depot, ShareInformation = info, Order = order
});
}
public void OnNewShareInformationAvailable(ShareInformation info)
{
}