private bool checkMaxFactorsAndLoadFMap()
{
bool success = true;
IAnalyticsService analyticServ = LifetimeService.Instance.Container.Resolve<IAnalyticsService>();
string fromTo = "from " + changeFrom + " to " + changeTo;
object numfactors = null;
string[] factors;
if (changeFrom.Equals("Scale") && ( changeTo.Equals("Nominal") || changeTo.Equals("Ordinal") )) // S to N/O
{
//get the list of factors(numeric)
numfactors = analyticServ.GetColNumFactors(colName, datasetName);
if (numfactors != null && (numfactors as UAReturn).SimpleTypeData.GetType().Name == "String[]")
{
factors = (string[])(numfactors as UAReturn).SimpleTypeData;
if (factors.Length > maxfactors)
{
string msg = "Conversion " + fromTo + " cannot be done, as number of factors are greater than " + maxfactors + ".";
if (changeMeasureCombo.SelectedIndex != 2)
MessageBox.Show(msg, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
changeMeasureCombo.SelectedIndex = 2;
success = false;
}
else
{
_factormapList = new List<FactorMap>();
FactorMap fm = null;
foreach (string str in factors)
{
if (!str.Trim().Equals("."))//exclude '.'
{
fm = new FactorMap();
fm.labels = str;
fm.textbox = str;
_factormapList.Add(fm);
}
}
}
}
else//if empty levels/factors
{
string msg = "Conversion " + fromTo + " cannot be done, as number of values are less than 1. Please enter some values in data grid." ;
if (changeMeasureCombo.SelectedIndex != 2)
MessageBox.Show(msg, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
changeMeasureCombo.SelectedIndex = 2;
success = false;
}
}
else if (changeTo.Equals("Scale") && (changeFrom.Equals("Nominal") || changeFrom.Equals("Ordinal")))// N/O to S
{
//get list of level names.
_factormapList = analyticServ.GetColumnFactormap(colName, datasetName);
}
//else
//{
// success = false;
//}
//MessageBox.Show("Selection changed"+s);
return (success);
}
private void valueLabelDialog()
{
string selectedData = "";
string cellValue = variableGrid.CurrentCell.Text;
string rowid = variableGrid.CurrentCell.Row.DataItem.ToString();
// check this string colid = variableGrid.CurrentCell.Column.Header.ToString();
IAnalyticsService analyticServ = LifetimeService.Instance.Container.Resolve<IAnalyticsService>();
bool hasmap = false;
bool varfound = false;//variable found in ds.Variables or not
int varidx = 0; // for index of vaiable in ds.Variables. Which is under Scale 2 Nominal (or vice versa ) change.
/////testing Value Lable popup /////22Sep2011
ValueLablesDialog fm = new ValueLablesDialog();
fm.colName = rowid;
fm.datasetName = ds.Name;
fm.maxfactors = ds.maxfactor;//setting maximum factor limit.
string[] dsvals = null;//=new string[ds.Variables.Count];
DataColumnMeasureEnum measure = DataColumnMeasureEnum.Scale;
int i = 0;
ValueLabelDialogMatrix vlmatrix = new ValueLabelDialogMatrix();
foreach (var v in ds.Variables)//search for col name
{
if (v.Name.Equals(rowid))
{
varfound = true;
if (v.Values != null && v.Values.Count > 0)//if colname is found
{
//find if '.' exists. Following can be temp fix. We can refine.
bool isdot = false;
bool isblank = false; //18Mar2014
int unwanteditems = 0;
foreach (var lb in v.Values)
{
if (lb.ToString().Equals("."))
{ unwanteditems++; }
if (lb.ToString().Trim().Equals(""))
{ unwanteditems++; }
}
//if(isdot)
dsvals = new string[v.Values.Count - unwanteditems];// '.' & '' is excluded
//else
// dsvals = new string[v.Values.Count];// '.' does not exists. no need to exclude
//dsvals = new string[v.Values.Count-1];// '.' is excluded
foreach (var lbls in v.Values)//get value lables for a column
{
if (!lbls.ToString().Equals(".") && !lbls.ToString().Trim().Equals("")) // dot should be shown in value lable dialog
{
dsvals[i] = lbls.ToString();
vlmatrix.addLevel(lbls.ToString(), i, true);
//right now we only support converting first Scale to N/O and then from that N/O to S
//Using following 'if' and may be couple fixes we may be able to convert first N/O to scale and then backwards
//02feb2014. When converting from Nominal/Ordinal to scale very first time.
//Originally variable was Nominal/Ordinal and first time we want to change it to scale.
//if (v.factormapList.Count < v.Values.Count)
//{
// v.factormapList = new List<FactorMap>();
// FactorMap fmp = null;
// fmp = new FactorMap();
// fmp.labels = lbls.ToString();
// fmp.textbox = lbls.ToString();
// v.factormapList.Add(fmp);
//}
}
i++;
}
measure = v.Measure;
fm.ValueLableListBoxValues = dsvals;//setting in popup
fm.oldfactcount = dsvals.Length;
//17Apr2014 // for retrieveing stored factor map
if (v.factormapList.Count > 0)
hasmap = true;
//break;
}
break;
}
if (!varfound)
varidx++;
}
fm.colMeasure = measure;
fm.changeFrom = measure.ToString();//this 'changeFrom' should not change till dialog is closed(OK/CANCEL)
fm.OKclicked = false;
fm.modified = false; // modification done or not
fm.vlmatrix = vlmatrix; // sending refrence of matrix.
fm.ShowDialog();
bool isOkclick = fm.OKclicked;
bool ismodified = fm.modified;
if (hasmap && fm.changeTo=="Scale")//17Apr2014 retrieveing stored factor map
{
foreach (FactorMap fcm in ds.Variables[varidx].factormapList)
{
FactorMap cpyfm = new FactorMap();
cpyfm.labels = fcm.textbox; //reversing textbox and labels
cpyfm.textbox = fcm.labels;
fm.factormapList.Add(cpyfm);
}
}
List<FactorMap> fctmaplst = fm.factormapList;
measure = fm.colMeasure;//retrieve new Measure from Value Lable Dialog
bool OK_subdialog=false;
if (isOkclick)
{
if (fctmaplst != null && fctmaplst.Count <= DS.maxfactor)//OK from main dailog. Sub dialog will appear now.
{
fm.Close();//release resources held by this popup
//show sub dialog
ValueLabelsSubDialog vlsd=null;
if(fm.changeFrom == "Scale")
vlsd = new ValueLabelsSubDialog(fctmaplst, "Existing Values", "New Labels");
else
vlsd = new ValueLabelsSubDialog(fctmaplst, "Existing Values", "New Labels");// reverse text and labels
vlsd.ShowDialog();
OK_subdialog = vlsd.OKclicked;
fctmaplst = vlsd.factormap;
vlsd.Close(); //release resources held by this popup
if (OK_subdialog)//ok from sub-dialog
{
//ds.Variables[varidx].factormapList.Clear();
if (fm.changeFrom == "Scale")
{
//// read changes from UI and set UI vars to take changes //// Update UI side datasource
List<string> vlst = new List<string>();
foreach (FactorMap newlvl in fctmaplst)//get value lables for a column
{
if (!newlvl.textbox.Trim().Equals(""))//blanks are ignored from sub-dialog
vlst.Add(newlvl.textbox);
}
updateVargridValuesCol(rowid, measure, vlst); // update Values Col using common function
//17Apr2014 Saving factormap along with other col porps of DataSourceVariable
int varcount = ds.Variables.Count;
//for (int idx = 0; idx < varcount; idx++)// v in ds.Variables)//no need of 'for' when varidx can do the job
//{
if (ds.Variables[varidx].Name.Equals(rowid) && ds.Variables[varidx].Values!=null && ds.Variables[varidx].Values.Count > 0)//if colname is found
{
ds.Variables[varidx].factormapList.Clear();
foreach (FactorMap fcm in fctmaplst)
{
FactorMap copyfm = new FactorMap();
copyfm.labels = fcm.labels;
copyfm.textbox = fcm.textbox;
ds.Variables[varidx].factormapList.Add(copyfm);
}
//break; //no need of break, when 'for' is commented out.
}
//}
}
else
updateVargridValuesCol(rowid, measure, null); // update Values Col using common function
if (fm.changeFrom == "Scale" && (fm.changeTo == "Nominal" || fm.changeTo == "Ordinal"))
{
if (OK_subdialog)//ok from sub-dialog
{
analyticServ.ChangeScaleToNominalOrOrdinal(rowid, fctmaplst, fm.changeTo, ds.Name);
}
}
else if ((fm.changeFrom == "Nominal" || fm.changeFrom == "Ordinal") && fm.changeTo == "Scale")// Nom, Ord to Scale
{
//MessageBox.Show("Nom Ord to Scale ");
if (OK_subdialog)//ok from sub-dialog
{
analyticServ.ChangeNominalOrOrdinalToScale(rowid, fctmaplst, fm.changeTo, ds.Name);
}
}
}//OK from sub-dialog
}
else // Nominal -> Ordinal / Ordinal -> Nominal. No sub dialog, as if now.
{
//check if values are changed and then set ds.Changed = true;
if (ismodified)//values changed
{
////setting UI side vars and datasets////
//measure = fm.colMeasure;//retrieve new Measure from Value Lable Dialog. shifted above for common access
List<string> vlst = new List<string>();
foreach (string newlvl in fm.ValueLableListBoxValues)//get value lables for a column
{
vlst.Add(newlvl);
}
List<ValLvlListItem> finalList = vlmatrix.getFinalList(vlst);
updateVargridValuesCol(rowid, measure, vlst); // update Values Col using common function
//set this new list of levels to R for update.
analyticServ.ChangeColumnLevels(rowid, finalList, ds.Name);
}//if modified
}//else .. n2s n2o o2n o2s
}//if OK on main dialog
fm.Close();//release resources held by this popup
////refreshing datagrid. if Main dialog modified or if ok is clicked from sub-dialog
if (ismodified || OK_subdialog)
{
//sortcolnames = null; //10May2014 removesort icon from the already sorted col if its measure is changed.
refreshDataGrid();
variableGrid.Refresh();
}
}
private List<FactorMap> getColumnFmap(string colName, ServerDataSource dataSource)
{
Object num = ((object)dispatcher.EvaluateToObject(RCommandStrings.GetColFactorMap(colName, true, dataSource), false));//num vals
Object str = ((object)dispatcher.EvaluateToObject(RCommandStrings.GetColFactorMap(colName, false, dataSource), false));//level names
List<FactorMap> factormapList = new List<FactorMap>();
if (num.GetType().Name == "Double[]" && str.GetType().Name == "String[]")
{
double[] numval = (double[])num;
string[] strlvl = (string[])str;
FactorMap fm;
for (int i = 0; i < numval.Length; i++)
{
fm = new FactorMap();
fm.labels = strlvl[i];
fm.textbox = numval[i].ToString();
factormapList.Add(fm);
}
}
return factormapList;
}
private void ChangeLabels(int rowindex)
{
if (rowindex < 0)
{
//Wrong row index
return;
}
//int rowindex = variableGrid.SelectedIndex;
string colname = (this.Variables[rowindex] as DataSourceVariable).RName;
DataColumnMeasureEnum measure = (this.Variables[rowindex] as DataSourceVariable).Measure;
if (measure == DataColumnMeasureEnum.Scale)//dont let user run "change levels" on scale col.
{
MessageBox.Show("This operation is not valid for variable of type Measure = Scale(Numeric)", "Change Level Warning:", MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
IAnalyticsService analyticServ = LifetimeService.Instance.Container.Resolve<IAnalyticsService>();
List<FactorMap> fctmaplst = new List<FactorMap>();
foreach (var v in ds.Variables[rowindex].Values)
{
FactorMap cpyfm = new FactorMap();
cpyfm.labels = v;
cpyfm.textbox = v;
fctmaplst.Add(cpyfm);
}
ValueLabelsSubDialog vlsd = new ValueLabelsSubDialog(fctmaplst, "Existing Label", "New Label");
vlsd.WindowStartupLocation = WindowStartupLocation.CenterScreen;
vlsd.ShowDialog();
if (!vlsd.OKclicked)
{
return;
}
List<ValLvlListItem> finalList = new List<ValLvlListItem>();
ValLvlListItem vlit;
foreach (FactorMap fm in fctmaplst)
{
if (fm.labels != "<NA>" || fm.textbox != "<NA>")
{
vlit = new ValLvlListItem();
vlit.OriginalLevel = fm.labels;
vlit.NewLevel = fm.textbox;
finalList.Add(vlit);
}
}
analyticServ.ChangeColumnLevels(colname, finalList, ds.Name);
refreshDataGrid();
}
