Exemplo n.º 1
0
        private void CheckStop(ViewData data, StockQuote quote /*, decimal dividends*/)
        {
            bool    showAlert = false;
            Decimal stopPrice = data.fixedStop;

            if (data.fixedStop != 0 && data.fixedStop >= quote.close)
            {
                showAlert = true;
            }

            if (data.stopPercent != 0)
            {
                if (data.useTrailing)
                {
                    Decimal highestClose = data.highestClose;
                    if (quote.highest > data.highestClose)
                    {
                        highestClose = quote.highest;
                    }

                    Decimal referencePrice = highestClose;
                    //if (data.useDividends)
                    //    referencePrice -= dividends;
                    if (data.useOptions)
                    {
                        referencePrice -= data.options;
                    }
                    Decimal subtractedPercentage = referencePrice * data.stopPercent / 100;
                    stopPrice = referencePrice - subtractedPercentage;
                    if (quote.close <= stopPrice)
                    {
                        showAlert = true;
                    }
                }
                else
                {
                    Decimal referencePrice = data.buyPrice;
                    //if (data.useDividends)
                    //    referencePrice -= data.dividends;
                    if (data.useOptions)
                    {
                        referencePrice -= data.options;
                    }
                    Decimal subtractedPercentage = referencePrice * data.stopPercent / 100;
                    stopPrice = referencePrice - subtractedPercentage;
                    if (quote.close <= stopPrice)
                    {
                        showAlert = true;
                    }
                }
            }

            if (showAlert)
            {
                StopAlert alert = new StopAlert {
                    symbol = data.symbol, close = quote.close, stop = stopPrice
                };
                stopAlerts.Add(alert);
            }
        }
        //private double sumOfDividends = 0;

        /// <summary>
        /// Retrieves prices for a given stock/fund from the starting date to the present
        /// </summary>
        /// <param name="stock"> Stock symbol </param>
        /// <param name="start"> Start date </param>
        /// <returns> true if data received successfully, false if not </returns>
        public override Task <bool> GetQuote(string stock, DateTime start, out StockQuote quote)
        {
            MarketData stockData = AlphaVantage.Stock(stock, AVTimeSeries.Stock_Daily, AVOutputSize.full, AlphaVantageAPIKey);

            if (stockData == null)
            {
                quote.date    = DateTime.Today;
                quote.close   = 0;
                quote.highest = 0;
                return(Task.FromResult(false));
            }
            int tries = 0;

            while (stockData.Bars.Count == 0 && tries++ <= 5)
            {
                Thread.Sleep(10000);
                stockData = AlphaVantage.Stock(stock, AVTimeSeries.Stock_Daily, AVOutputSize.full, AlphaVantageAPIKey);
                if (stockData == null)
                {
                    quote.date    = DateTime.Today;
                    quote.close   = 0;
                    quote.highest = 0;
                    return(Task.FromResult(false));
                }
            }
            if (stockData.Bars.Count == 0)
            {
                quote.date    = DateTime.Today;
                quote.close   = 0;
                quote.highest = 0;
                return(Task.FromResult(false));
            }

            DateTime date    = DateTime.Today;
            double   close   = 0;
            double   highest = 0;
            bool     first   = true;

            foreach (var item in stockData.Bars)
            {
                if (first)
                {
                    date  = item.Key;
                    close = item.Value.close;
                    first = false;
                }
                if (item.Value.close > highest)
                {
                    highest = item.Value.close;
                }
                //if (item.Value.dividend_amount != 0)
                //   sumOfDividends += item.Value.dividend_amount;

                if (item.Key < start)
                {
                    break;
                }
            }
            quote.date    = date;
            quote.close   = (decimal)close;
            quote.highest = (decimal)highest;
            return(Task.FromResult(true));
        }
Exemplo n.º 3
0
        /// <summary>
        /// Retrieves dividends for a given stock/fund from the starting date to the present
        /// </summary>
        /// <param name="stock"> Stock symbol </param>
        /// <param name="start"> Start date </param>
        /// <returns> true if data received successfully, false if not </returns>
        //public abstract Task<bool> GetDividends(string stock, DateTime start, out decimal dividends);

        public abstract Task <bool> GetCryptoQuote(string currency, DateTime start, out StockQuote quote);
Exemplo n.º 4
0
 /// <summary>
 /// Retrieves prices for a given stock/fund from the starting date to the present
 /// </summary>
 /// <param name="stock"> Stock symbol </param>
 /// <param name="start"> Start date </param>
 /// <returns> true if data received successfully, false if not </returns>
 public abstract Task <bool> GetQuote(string stock, DateTime start, out StockQuote quote);
Exemplo n.º 5
0
 StockQuote ConvertCSVQuote(string csv)
 {
     string[][] table = CsvTextToStringTable(csv, ',');
     Decimal highestClose = 0, lastClose = 0, close = 0;
     DateTime lastDate = new DateTime(1970, 1, 1);
     if (table.Length > 1)
     {
         for (int i = 1; i <= table.Length - 1; i++)
         {
             if (table[i].Length == 7)
             {
                 DateTime t1;
                 double t2;
                 double t3;
                 double t4;
                 double t5;
                 double t6;
                 long t7;
                 if (System.DateTime.TryParse(table[i][0], ci, System.Globalization.DateTimeStyles.None, out t1) &&
                     double.TryParse(table[i][1], System.Globalization.NumberStyles.Currency, ci, out t2) &&
                     double.TryParse(table[i][2], System.Globalization.NumberStyles.Currency, ci, out t3) &&
                     double.TryParse(table[i][3], System.Globalization.NumberStyles.Currency, ci, out t4) &&
                     double.TryParse(table[i][4], System.Globalization.NumberStyles.Currency, ci, out t5) &&
                     double.TryParse(table[i][6], System.Globalization.NumberStyles.Currency, ci, out t6) &&
                     long.TryParse(table[i][5], System.Globalization.NumberStyles.Integer, ci, out t7))
                 {
                     //qd.TradingDate = t1;
                     //qd.Open = t2;
                     //qd.High = t3;
                     //qd.Low = t4;
                     //qd.Close = t5;
                     //qd.CloseAdjusted = t6;
                     //qd.Volume = t7;
                     if (i == 1)
                     {
                         lastDate = t1;
                         lastClose = (Decimal)t5;
                     }
                     close = (Decimal)t5;
                     if (close > highestClose)
                         highestClose = close;
                     //lst.Add(qd);
                 }
             }
         }
     }
     StockQuote quote = new StockQuote(lastDate, lastClose, highestClose);
     return quote;
 }
Exemplo n.º 6
0
 /// <summary>
 /// Retrieves prices for a given stock/fund from the starting date to the present
 /// </summary>
 /// <param name="stock"> Stock symbol </param>
 /// <param name="start"> Start date </param>
 /// <returns> true if data received successfully, false if not </returns>
 public override bool GetQuote(string stock, DateTime start, out StockQuote quote)
 {
     string url = DownloadURL(stock, start, DateTime.Now, false);
     string msg = String.Format("GetQuote URL = {0}", url);
     Logger.Log(msg);
     try
     {
         string csvData = client.DownloadString(url);
         quote = ConvertCSVQuote(csvData);
         Logger.Log(csvData);
         if (quote.close == 0 && quote.date.Year == 1970 && quote.highest == 0)
             return false;
     }
     catch (WebException e)
     {
         MessageBox.Show("Download quote failed for " + stock + " : " + e.Message);
         quote = new StockQuote(new DateTime(1900, 1, 1), 0, 0);
         return false;
     }
     return true;
 }
Exemplo n.º 7
0
 /// <summary>
 /// Retrieves prices for a given stock/fund from the starting date to the present
 /// </summary>
 /// <param name="stock"> Stock symbol </param>
 /// <param name="start"> Start date </param>
 /// <returns> true if data received successfully, false if not </returns>
 public abstract bool GetQuote(string stock, DateTime start, out StockQuote quote);