string glueDateParts(string csvValue, CsvBar targetCsvBar) {
if (this.CsvType == CsvFieldType.Date) {
targetCsvBar.DateAsString = csvValue;
return null;
}
if (this.CsvType == CsvFieldType.Time) targetCsvBar.TimeAsString = csvValue;
return targetCsvBar.DateAsString + " " + targetCsvBar.TimeAsString;
}
string glueDateParts(string csvValue, CsvBar targetCsvBar)
{
if (this.CsvType == CsvFieldType.Date)
{
targetCsvBar.DateAsString = csvValue;
return(null);
}
if (this.CsvType == CsvFieldType.Time)
{
targetCsvBar.TimeAsString = csvValue;
}
return(targetCsvBar.DateAsString + " " + targetCsvBar.TimeAsString);
}
public void ParseAndPushThrows(string csvValue, CsvBar targetCsvBar, string formatForDateTimeGlued)
{
switch (this.CsvType)
{
case CsvFieldType.Date:
this.glueDateParts(csvValue, targetCsvBar);
break;
case CsvFieldType.Time:
string dateAndTime = this.glueDateParts(csvValue, targetCsvBar);
DateTime dateTimeParsed;
try {
dateTimeParsed = DateTime.ParseExact(dateAndTime, formatForDateTimeGlued, null);
} catch (Exception ex) {
string msg = "DateTime.ParseExact(" + dateAndTime + ", " + formatForDateTimeGlued + ", null)\r\n" + ex.Message;
throw new Exception(msg, ex);
}
try {
targetCsvBar.AbsorbOneValueFromStringThrows(dateTimeParsed, CsvFieldType.DateTime);
} catch (Exception ex) {
string msg = "AbsorbOneValueFromStringThrows(" + dateAndTime + ", " + this.CsvType + ")\r\n" + ex.Message;
throw new Exception(msg, ex);
}
break;
case CsvFieldType.Unknown:
case CsvFieldType.Ignore:
case CsvFieldType.Symbol:
case CsvFieldType.Interval_Min:
case CsvFieldType.Interval_Hrs:
case CsvFieldType.Interval_Days:
break;
default:
object csvValueParsed = this.parse(csvValue);
targetCsvBar.AbsorbOneValueFromStringThrows(csvValueParsed, this.CsvType);
break;
}
}
BarScaleInterval findMinimalInterval(List <CsvBar> csvParsedByFormat, int takeFirstBarsLimit = 10)
{
BarScaleInterval ret = BarScaleInterval.MaxValue;
if (takeFirstBarsLimit <= 1)
{
takeFirstBarsLimit = csvParsedByFormat.Count;
}
DateTime prevDateTime = csvParsedByFormat[0].DateTime;
for (int i = 1; i < takeFirstBarsLimit; i++)
{
CsvBar bar = csvParsedByFormat[i];
TimeSpan ts = bar.DateTime - prevDateTime;
prevDateTime = bar.DateTime;
BarScaleInterval bsi = BarScaleInterval.FromTimeSpan(ts);
if (bsi < ret)
{
ret = bsi;
}
}
return(ret);
}
public void ParseAndPushThrows(string csvValue, CsvBar targetCsvBar, string formatForDateTimeGlued) {
switch(this.CsvType) {
case CsvFieldType.Date:
this.glueDateParts(csvValue, targetCsvBar);
break;
case CsvFieldType.Time:
string dateAndTime = this.glueDateParts(csvValue, targetCsvBar);
DateTime dateTimeParsed;
try {
dateTimeParsed = DateTime.ParseExact(dateAndTime, formatForDateTimeGlued, null);
} catch (Exception ex) {
string msg = "DateTime.ParseExact(" + dateAndTime + ", " + formatForDateTimeGlued + ", null)\r\n" + ex.Message;
throw new Exception(msg, ex);
}
try {
targetCsvBar.AbsorbOneValueFromStringThrows(dateTimeParsed, CsvFieldType.DateTime);
} catch (Exception ex) {
string msg = "AbsorbOneValueFromStringThrows(" + dateAndTime + ", " + this.CsvType + ")\r\n" + ex.Message;
throw new Exception(msg, ex);
}
break;
case CsvFieldType.Unknown:
case CsvFieldType.Ignore:
case CsvFieldType.Symbol:
case CsvFieldType.Interval_Min:
case CsvFieldType.Interval_Hrs:
case CsvFieldType.Interval_Days:
break;
default:
object csvValueParsed = this.parse(csvValue);
targetCsvBar.AbsorbOneValueFromStringThrows(csvValueParsed, this.CsvType);
break;
}
}
void step3syncCsvRawAndFieldSetupToParsedByFormat() {
List<CsvBar> csvParsedByFormat = new List<CsvBar>();
string symbol = null;
BarScaleInterval scaleInterval = null;
bool allCsvBarsHaveDOHLCV = true;
string dateAndTimeFormatsGlued = this.dataSnapshot.FieldSetupCurrent.DateAndTimeFormatsGlued;
foreach (OLVColumn each in this.olvParsedByFormat.Columns) {
each.HeaderForeColor = Color.Black;
}
foreach (List<string> row in this.csvUnnamed) {
try {
CsvBar newCsvBar = new CsvBar();
//foreach (string cell in row) {
for (int i=0; i<row.Count; i++) {
string cell = row[i];
var iColumn = this.dataSnapshot.FieldSetupCurrent[i];
try {
iColumn.Parser.ParseAndPushThrows(cell, newCsvBar, dateAndTimeFormatsGlued);
} catch (Exception ex) {
//YOULL_RESET_COLUMNS_DESIGNER_this.olvParsedByFormat.Reset();
//UPSTACK_CATCH_DOES_THIS this.olvParsedByFormat.SetObjects(null);
//UPSTACK_CATCH_DOES_THIS this.olvParsedByFormat.EmptyListMsg = msg;
string msg = "value[" + cell + "] column#[" + i + "] type[" + iColumn.Parser.CsvType + "]"
+ "\r\n" + ex.Message;
throw new Exception(msg, ex);
}
switch (iColumn.Parser.CsvType) {
case CsvFieldType.Symbol:
if (String.IsNullOrEmpty(symbol) == false) break;
symbol = cell;
break;
case CsvFieldType.Interval_Min:
if (scaleInterval != null) break;
int minutes = 0;
bool minutesParsedOk = int.TryParse(cell, out minutes);
if (minutesParsedOk == false) break;
if (minutes <= 0) break;
scaleInterval = new BarScaleInterval(BarScale.Minute, minutes);
break;
case CsvFieldType.Interval_Hrs:
if (scaleInterval != null) break;
int hours = 0;
bool hoursParsedOk = int.TryParse(cell, out hours);
if (hoursParsedOk == false) break;
if (hours <= 0) break;
scaleInterval = new BarScaleInterval(BarScale.Hour, hours);
break;
case CsvFieldType.Interval_Days:
if (scaleInterval != null) break;
int days = 0;
bool daysParsedOk = int.TryParse(cell, out days);
if (daysParsedOk == false) break;
if (days <= 0) break;
scaleInterval = new BarScaleInterval(BarScale.Daily, days);
break;
}
}
allCsvBarsHaveDOHLCV &= newCsvBar.IsFullyFilledDOHLCV;
csvParsedByFormat.Add(newCsvBar);
} catch (Exception ex) {
this.olvCsvParsedRaw.SelectObject(row);
throw ex;
}
}
this.olvParsedByFormat.SetObjects(csvParsedByFormat);
if (allCsvBarsHaveDOHLCV == false || csvParsedByFormat.Count == 0) {
this.disableRangeBarAndBtnImport();
return;
}
this.csvParsedByFormat = csvParsedByFormat;
this.symbolDetectedInCsv = symbol;
this.scaleIntervalDetectedInCsv = scaleInterval;
this.step4createBarsDisplayChart();
}
void step3syncCsvRawAndFieldSetupToParsedByFormat()
{
List <CsvBar> csvParsedByFormat = new List <CsvBar>();
string symbol = null;
BarScaleInterval scaleInterval = null;
bool allCsvBarsHaveDOHLCV = true;
string dateAndTimeFormatsGlued = this.dataSnapshot.FieldSetupCurrent.DateAndTimeFormatsGlued;
foreach (OLVColumn each in this.olvParsedByFormat.Columns)
{
each.HeaderForeColor = Color.Black;
}
foreach (List <string> row in this.csvUnnamed)
{
try {
CsvBar newCsvBar = new CsvBar();
//foreach (string cell in row) {
for (int i = 0; i < row.Count; i++)
{
string cell = row[i];
var iColumn = this.dataSnapshot.FieldSetupCurrent[i];
try {
iColumn.Parser.ParseAndPushThrows(cell, newCsvBar, dateAndTimeFormatsGlued);
} catch (Exception ex) {
//YOULL_RESET_COLUMNS_DESIGNER_this.olvParsedByFormat.Reset();
//UPSTACK_CATCH_DOES_THIS this.olvParsedByFormat.SetObjects(null);
//UPSTACK_CATCH_DOES_THIS this.olvParsedByFormat.EmptyListMsg = msg;
string msg = "value[" + cell + "] column#[" + i + "] type[" + iColumn.Parser.CsvType + "]"
+ "\r\n" + ex.Message;
throw new Exception(msg, ex);
}
switch (iColumn.Parser.CsvType)
{
case CsvFieldType.Symbol:
if (String.IsNullOrEmpty(symbol) == false)
{
break;
}
symbol = cell;
break;
case CsvFieldType.Interval_Min:
if (scaleInterval != null)
{
break;
}
int minutes = 0;
bool minutesParsedOk = int.TryParse(cell, out minutes);
if (minutesParsedOk == false)
{
break;
}
if (minutes <= 0)
{
break;
}
scaleInterval = new BarScaleInterval(BarScale.Minute, minutes);
break;
case CsvFieldType.Interval_Hrs:
if (scaleInterval != null)
{
break;
}
int hours = 0;
bool hoursParsedOk = int.TryParse(cell, out hours);
if (hoursParsedOk == false)
{
break;
}
if (hours <= 0)
{
break;
}
scaleInterval = new BarScaleInterval(BarScale.Hour, hours);
break;
case CsvFieldType.Interval_Days:
if (scaleInterval != null)
{
break;
}
int days = 0;
bool daysParsedOk = int.TryParse(cell, out days);
if (daysParsedOk == false)
{
break;
}
if (days <= 0)
{
break;
}
scaleInterval = new BarScaleInterval(BarScale.Daily, days);
break;
}
}
allCsvBarsHaveDOHLCV &= newCsvBar.IsFullyFilledDOHLCV;
csvParsedByFormat.Add(newCsvBar);
} catch (Exception ex) {
this.olvCsvParsedRaw.SelectObject(row);
throw ex;
}
}
this.olvParsedByFormat.SetObjects(csvParsedByFormat);
if (allCsvBarsHaveDOHLCV == false || csvParsedByFormat.Count == 0)
{
this.disableRangeBarAndBtnImport();
return;
}
this.csvParsedByFormat = csvParsedByFormat;
this.symbolDetectedInCsv = symbol;
this.scaleIntervalDetectedInCsv = scaleInterval;
this.step4createBarsDisplayChart();
}