public static string PrintEntryData(EntryData e,bool includeHeader=false)
{
StringBuilder sb = new StringBuilder();
if(includeHeader)sb.Append("time,price,change,share,money,type");
sb.Append(String.Format("{0},{1},{2},{3},{4},{5}",e.time,e.price,e.money,e.change,e.share,e.type));
#if DEBUG
Console.WriteLine(sb.ToString());
#endif
return sb.ToString();
}
/// <summary>
/// 分析某一天的数据
/// </summary>
/// <param name="fileName"></param>
/// <returns></returns>
public static DailyData ReadCsv(string fileName,bool isDownload)
{
DailyData data = new DailyData();
data.entryList = new List<EntryData>();
FileInfo fi = new FileInfo(fileName);
string fName = fi.Name;
//data.stock = StockUtil.RetrieveStock(fName);
string date = StockUtil.RetrieveDate(fName);
data.Date = DateTime.Parse(date);
// open the file "data.csv" which is a CSV file with headers
using (CsvReader csv = new CsvReader(
new StreamReader(fileName), true))
{
int index = 0;
int fieldCount = csv.FieldCount;
string[] headers = csv.GetFieldHeaders();
decimal current;
//颠倒记录
IEnumerable<string[]> hi= csv.Reverse<string[]>();
//foreach(String[] a in hi)
//{
// Console.WriteLine(a[0]);
//}
//for(int i=0;i<hi.;i++)
//{
// Console.WriteLine(csv[i,0]);
//}
//while (csv.ReadNextRecord())
//{
//Console.WriteLine(hi.Count<string[]>());
try
{
foreach (String[] record in hi)
{
EntryData dd = new EntryData();
current = Decimal.Parse(record[1].Replace("\0", ""));
if (index == 0)
{
data.ClosePrice = current;
data.HighestPrice = current;
data.LowestPrice = current;
}
if (data.HighestPrice < current)
{
data.HighestPrice = current;
data.TimeWhenHighest = DateTime.Parse(date + " " + record[0]);
}
if (data.LowestPrice > current)
{
data.LowestPrice = current;
data.TimeWhenLowest = DateTime.Parse(date + " " + record[0]);
}
dd.time = DateTime.Parse(date + " " + record[0]);
dd.price = current;
dd.change = Decimal.Parse(record[2]);
dd.share = decimal.Parse(record[3]);
dd.money = decimal.Parse(record[4]);
dd.type = record[5];
data.entryList.Add(dd);
data.OpenPrice = current;
index++;
}
}
catch
{
///TODO 吞掉异常
///
StockLog.Log.Info("Can't parse at line " + index + " " + fileName);
}
//}
//LOG.Info(fileName+" "+fieldCount + " " + index);
}
return data;
}
