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);
}
}
}
public void GetCurrentQuoteForPlayer()
{
// Arrange
StockEngine engine = new YahooStockEngine();
IEnumerable<string> symbols = engine.LoadSymbolsFromTextFile("aim.txt");
string randomSymbol = engine.PickRandomSymbol(symbols);
Quote quote = engine.LookupPrice(randomSymbol);
decimal walletSize = 400; // £400
Player player = new Chris();
// Act
engine.InsertQuote(quote);
engine.InitializePlayer(player, quote, walletSize);
Quote currentQuote = engine.GetCurrentQuoteForPlayer(player.Name);
// Assert
Assert.That(currentQuote.Id, Is.EqualTo(quote.Id));
Assert.That(currentQuote.Symbol, Is.EqualTo(quote.Symbol));
Assert.That(currentQuote.LastTradePrice, Is.EqualTo(quote.LastTradePrice));
}
public void GetPlayerHistory()
{
// Arrange
StockEngine engine = new YahooStockEngine();
IEnumerable<string> symbols = engine.LoadSymbolsFromTextFile("aim.txt");
string randomSymbol = engine.PickRandomSymbol(symbols);
decimal walletSize = 400;
Player player = new Chris();
Quote quote1 = engine.LookupPrice(randomSymbol);
engine.InitializePlayer(player, quote1, walletSize);
Quote quote2 = engine.LookupPrice(randomSymbol);
engine.InitializePlayer(player, quote2, walletSize);
// Act
IEnumerable<Investment> investments = engine.GetInvestmentHistoryForPlayer(player.Name);
// Assert
Assert.That(investments.Count(), Is.EqualTo(2));
}
public void InitializePlayer()
{
// Arrange
StockEngine engine = new YahooStockEngine();
IEnumerable<string> symbols = engine.LoadSymbolsFromTextFile("aim.txt");
string randomSymbol = engine.PickRandomSymbol(symbols);
Quote quote = engine.LookupPrice(randomSymbol);
decimal walletSize = 400; // £400
Player player = new Chris();
// Act
engine.InsertQuote(quote);
engine.InitializePlayer(player, quote, walletSize);
// Assert
Investment investment = engine.GetCurrentInvestmentForPlayer(player.Name);
Assert.That(investment.Symbol, Is.EqualTo(randomSymbol));
Assert.That(investment.PlayerName, Is.EqualTo(player.GetType().Name));
Assert.That(investment.PurchaseDate, Is.GreaterThan(DateTime.Today));
Assert.That(investment.PurchasePrice, Is.EqualTo(quote.LastTradePrice.Value));
}
public void PickRandomSymbol()
{
// Arrange
StockEngine engine = new YahooStockEngine();
// Act
IEnumerable<string> symbols = engine.LoadSymbolsFromTextFile("aim.txt");
string randomSymbol = engine.PickRandomSymbol(symbols);
// Assert
Console.WriteLine("Picked: {0}", randomSymbol);
Assert.IsNotNullOrEmpty(randomSymbol);
}
