Exemple #1
0
        /*****************************************************************************
        *  FUNCTION:  ReadDataFile
        *  Description:
        *  Parameters:
        *****************************************************************************/
        public Boolean ReadDataFile()
        {
            Boolean         success = false;
            List <String[]> rawData = null;
            int             index1, index2;
            string          linkStr;

            if (dataFileName != "")
            {
                //parse the CSV into a list of string arrays
                rawData = CSVParser.CSVtoListArray(dataFileName, MAX_DATA_SIZE);

                linkStr = rawData[0][0];
                if (linkStr != null && linkStr.Contains("http"))
                {
                    this.liveDataAddress = linkStr;
                }

                //array index of each column of data
                //Indexes hardcoded based on ICom tables
                //historical data - Dates
                hist_data_in = rawData.Select(arr => arr[0]).ToList();
                hist_dates   = hist_data_in.Skip(DATA_FILE_HEADER_ROWS).Select(date => DateTime.Parse(date)).ToList();
                hist_dates.Reverse();

                //historical data - Closing Price
                hist_data_in = rawData.Select(arr => arr[1]).ToList();
                hist_price   = hist_data_in.Skip(DATA_FILE_HEADER_ROWS).Select(dbl => Helpers.CustomParseDouble(dbl)).ToList();
                hist_price.Reverse();

                //historical data - Opening Price
                hist_data_in     = rawData.Select(arr => arr[2]).ToList();
                hist_price_opens = hist_data_in.Skip(DATA_FILE_HEADER_ROWS).Select(dbl => Helpers.CustomParseDouble(dbl)).ToList();
                hist_price_opens.Reverse();

                //historical data - High
                hist_data_in     = rawData.Select(arr => arr[3]).ToList();
                hist_price_highs = hist_data_in.Skip(DATA_FILE_HEADER_ROWS).Select(dbl => Helpers.CustomParseDouble(dbl)).ToList();
                hist_price_highs.Reverse();

                //historical data - Low
                hist_data_in    = rawData.Select(arr => arr[4]).ToList();
                hist_price_lows = hist_data_in.Skip(DATA_FILE_HEADER_ROWS).Select(dbl => Helpers.CustomParseDouble(dbl)).ToList();
                hist_price_lows.Reverse();

                //historical data - Volume
                hist_data_in = rawData.Select(arr => arr[5]).ToList();
                hist_volumes = hist_data_in.Skip(DATA_FILE_HEADER_ROWS).Select(dbl => Helpers.CustomParseDouble(dbl)).ToList();
                hist_volumes.Reverse();

                //historical data - percent change
                hist_data_in      = rawData.Select(arr => arr[6]).ToList();
                hist_daily_change = hist_data_in.Skip(DATA_FILE_HEADER_ROWS).Select(dbl => Math.Round(double.Parse(dbl.Replace("%", "")), 8)).ToList();
                hist_daily_change.Reverse();

                index1 = dataFileName.LastIndexOf("\\") + 1;
                index2 = dataFileName.LastIndexOf(".csv");
                if (index1 > 0 && index2 > 0)
                {
                    Name = dataFileName.Substring(index1, index2 - index1);
                }

                //IMPORTANT: ValidateHistoricalData() must be called before updateHistPublicProperties() to ensure the private
                // "hist_" data lists are finalized with any duplicate values removed.
                if (ValidateHistoricalData())
                {
                    this.ContainsHistData = true;
                }

                GetProfile();
                updateHistPublicProperties();

                //Compute technical indicators
                CalculatePctChange();
                CalculateAvgPrice();
                CalculateVolatility();
                ComputeTrend();
                ComputeTechnicalIndicators();



                //set return status successful
                success = true;
            }

            return(success);
        }