public void ShouldSellInvestment_No_Change()
{
// Arrange
Investment investment = new Investment()
{
Symbol = "BLAH",
PurchasePrice = 1.0m,
PurchaseDate = DateTime.Today
};
Quote quote = new Quote()
{
Symbol = "BLAH", LastTradePrice = 1.0m
};
// Act
StockEngine engine = new YahooStockEngine();
foreach (Player player in engine.GetAllPlayers())
{
bool shouldSell = player.ShouldSellInvestment(quote, investment);
// Assert
Assert.False(shouldSell, "Failed ShouldSellInvestment being false for " + player.Name);
Assert.IsNull(investment.SellReason, "Failed SellReason being null for " + player.Name);
}
}
public void ShouldSellInvestment_Low_Price()
{
// Arrange
Investment investment = new Investment()
{
Symbol = "BLAH",
PurchasePrice = 1.0m,
PurchaseDate = DateTime.Today
};
Quote quote = new Quote()
{
Symbol = "BLAH", LastTradePrice = 0.7m
};
// Act
StockEngine engine = new YahooStockEngine();
foreach (Player player in engine.GetAllPlayers())
{
bool shouldSell = player.ShouldSellInvestment(quote, investment);
// Assert
Assert.True(shouldSell, "Failed ShouldSellInvestment being true for " + player.Name);
Assert.That(investment.SellReason, Is.EqualTo(SellReason.LowPrice), "Failed SellReason being Low for " + player.Name);
}
}
public void LookupQuotesForPlayers()
{
// Arrange
StockEngine engine = new YahooStockEngine();
decimal walletSize = 400;
engine.ReInitializeAllPlayers(walletSize);
// Act
IEnumerable <Quote> quotes = engine.LookupQuotesForPlayers(engine.GetAllPlayers().Select(x => x.Name).ToArray());
// Assert
Assert.That(quotes.Count(), Is.EqualTo(5));
}
private static void Initialize()
{
StockEngine engine = new YahooStockEngine();
engine.ReInitializeAllPlayers(400);
IEnumerable <Quote> stocks = engine.LookupQuotesForPlayers(engine.GetAllPlayers().Select(x => x.Name).ToArray());
engine.InsertQuotes(stocks);
Log.Information("Saved {0} new stock prices to the database.", stocks.Count());
Log.Information("Initialized all players");
Console.WriteLine("Saved {0} new stock prices to the database.", stocks.Count());
Console.WriteLine("Initialized all players");
}
private static void Scan()
{
StockEngine engine = new YahooStockEngine();
IEnumerable <string> symbols = engine.LoadSymbolsFromTextFile("aim.txt");
//IEnumerable<Quote> stocks = engine.LookupPrices(symbols); // Get everything
string[] playerNames = engine.GetAllPlayers().Select(x => x.Name).ToArray();
IEnumerable <Quote> stocks = engine.LookupQuotesForPlayers(playerNames);
if (stocks.Count() < 1 || stocks.Any(s => s == null))
{
// Try Google
Log.Information("No stocks found - switching to the Google API");
engine = new GoogleStockEngine();
symbols = engine.LoadSymbolsFromTextFile("aim.txt");
stocks = engine.LookupQuotesForPlayers(playerNames);
}
engine.InsertQuotes(stocks);
Log.Information("Saved {0} new stock prices to the database.", stocks.Count());
//
// Calculate if investments should be sold for each players
//
foreach (Player player in engine.GetAllPlayers())
{
Quote quote = engine.GetCurrentQuoteForPlayer(player.Name);
Investment investment = engine.GetCurrentInvestmentForPlayer(player.Name);
if (player.ShouldSellInvestment(quote, investment))
{
// Sell sell sell
Log.Information("Selling {0}'s investment in {1} - ({2}) current price is {3}", player.Name, investment.Symbol, investment.SellReason, quote.LastTradePrice.Value);
engine.SellInvestment(investment.Id, quote.LastTradePrice.Value, investment.SellReason.Value, DateTime.Now);
// Buy buy buy
string nextSymbol = engine.PickRandomSymbol(symbols);
Quote nextQuote = engine.LookupPrice(nextSymbol);
engine.InitializePlayer(player, nextQuote, 400);
Log.Information("New investment set up for {0}. Bought {1} shares in {2} at price of {3}", player.Name, investment.Quantity, quote.Symbol, quote.LastTradePrice.Value);
}
}
}