private void LoadSymbolsInfoList()
{
// try to load from disk
string today = DateTime.Today.ToString("dd-MM-yyyy");
string filename = "stocker_symbols_" + today + ".html";
if (MainWindow.testMode)
{
filename = "stocker_symbols_00-00-0000.html";
}
string folderId = Drive.CreateDirectory("temp");
string fileId = Drive.GetFileId(filename);
if (fileId != "")
{
string content = Drive.DownloadFile(fileId, filename);
SymbolsInfoList = JsonConvert.DeserializeObject <List <Data.SymbolInfo> >(content);
}
else
{
if (SymbolsInfoList == null)
{
// load from web
SymbolsInfoList = new List <Data.SymbolInfo>(Sources.GetSymbolsFromWeb());
// save to disk
string output = JsonConvert.SerializeObject(SymbolsInfoList, Formatting.Indented);
Drive.UploadFile(folderId, filename, output);
}
}
VisibleSymbolsInfoList = new List <Data.SymbolInfo>();
}
public DataViewModel()
{
Drive.CreateService();
Data.numberFormat.NumberGroupSeparator = ""; // thousands
Data.numberFormat.NumberDecimalSeparator = ".";
Data.dateTimeFormat = CultureInfo.CurrentCulture.DateTimeFormat.UniversalSortableDateTimePattern;
SymbolsDrawings = new Dictionary <string, Chart>();
SymbolsDrawingsToSerialize = new Dictionary <string, Chart.DataToSerialize>();
SDDs = new Dictionary <string, List <Data.SymbolDayData> >();
ReportItems = new List <ReportItem>();
WalletItems = new List <WalletItem>();
LoadSymbolsInfoList();
FilterSymbolInfoList("", "wszystko");
// try to load symbols drawings
// create default dir
string folderId = Drive.CreateDirectory("temp");
string fileId = Drive.GetFileId("charts.json");
if (fileId != "")
{
string input = Drive.DownloadFile(fileId, "charts.json");
SymbolsDrawingsToSerialize =
JsonConvert.DeserializeObject <Dictionary <string, Chart.DataToSerialize> >(input);
// in case of empty file the result of deserialization will be null,
// so create new object
if (SymbolsDrawingsToSerialize == null)
{
SymbolsDrawingsToSerialize = new Dictionary <string, Chart.DataToSerialize>();
}
UpdateInfoNamesOnLoad();
}
}
public static List <Data.SymbolDayData> GetSymbolData(Dictionary <string, List <Data.SymbolDayData> > sdds, Data.SymbolInfo si)
{
string symbolName = si.ShortName;
if (sdds.ContainsKey(symbolName))
{
return(sdds[symbolName]);
}
string csv = "";
string today = DateTime.Today.ToString("dd-MM-yyyy");
string filename = "stocker_" + today + "_" + symbolName + ".csv";
if (MainWindow.testMode)
{
filename = "stocker_00-00-0000_AAA.csv";
}
string fileId = Drive.GetFileId(filename);
if (fileId != "")
{
csv = Drive.DownloadFile(fileId, filename);
}
else
{
csv = Sources.GetHtml(symbolName);
string folderId = Drive.CreateDirectory("temp");
Drive.UploadFile(folderId, filename, csv);
}
if (csv == "Przekroczony dzienny limit wywolan")
{
MessageBox.Show(csv, "ERROR");
}
List <Data.SymbolDayData> result = new List <Data.SymbolDayData>();
foreach (string line in csv.Split('\n'))
{
if (line.Length == 0)
{
continue;
}
if (line[0] == 'D')
{
continue;
}
string[] data = line.Split(',');
Debug.Assert(data.Count() >= 5);
DateTime date = DateTime.ParseExact(data[0], "yyyy-MM-dd", CultureInfo.InvariantCulture);
// discard old data for perf
if (date.Year < 2016)
{
continue;
}
float open = float.Parse(data[1], CultureInfo.InvariantCulture);
float hi = float.Parse(data[2], CultureInfo.InvariantCulture);
float low = float.Parse(data[3], CultureInfo.InvariantCulture);
float close = float.Parse(data[4], CultureInfo.InvariantCulture);
uint volume = 0;
if (data.Length == 6)
{
volume = uint.Parse(data[5]);
}
Data.SymbolDayData sdd = new Data.SymbolDayData(date, open, hi, low, close, volume);
result.Add(sdd);
}
result.Reverse();
sdds.Add(symbolName, result);
return(result);
}