private String CalculateAge()
{
TimeSpan Age;
Single AgeInDays;
Age = DateTime.Now - dpfBirthdate.Date.Date;
AgeInDays = Convert.ToInt16(Age.TotalDays - 0.5);
if (AgeInDays <= 0)
{
spAge.Visibility = Visibility.Collapsed;
dpfBirthdate.Date = DateTime.Now;
return("pick date");
}
else
{
spAge.Visibility = Visibility.Visible;
if (AgeInDays < 28)
{
tbkAge.Text = AgeInDays.ToString() + " days";
}
else if (AgeInDays < 141)
{
tbkAge.Text = (AgeInDays / 7).ToString("#.0") + " weeks";
}
else if (AgeInDays < 365)
{
tbkAge.Text = (AgeInDays / (365.25 / 12)).ToString("#.0") + " months";
}
else
{
tbkAge.Text = (AgeInDays / 365.25).ToString("#.0") + " years";
}
return(dpfBirthdate.Date.Date.ToShortDateString());
}
}
/// <summary>
/// Execute the activity and look up the flowsheet value.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
protected override void DoWork(CodeActivityContext context)
{
//Get Variables
Guid obdGuid = ObdGuid.Get(context);
int? patId1 = PatId1.Expression != null?PatId1.Get(context) : (int?)null;
int?obrId = ObrId.Expression != null?ObrId.Get(context) : (int?)null;
FlowsheetLookupMethod lookupMethod = LookupMethod.Expression != null
? LookupMethod.Get(context)
: FlowsheetLookupMethod.Earliest;
//Lookup entities
ObsDef obsDefEntity = ObsDef.GetEntityByObdGuid(obdGuid, PM);
ObsDataValueFormat.Set(context, obsDefEntity.ObsDefDataFormat);
string queryString;
switch (lookupMethod)
{
case FlowsheetLookupMethod.Earliest:
queryString = String.Format(EARLIEST_QUERY, patId1.GetValueOrDefault(0),
obsDefEntity.OBD_ID);
break;
case FlowsheetLookupMethod.Latest:
queryString = String.Format(LATEST_QUERY, patId1.GetValueOrDefault(0),
obsDefEntity.OBD_ID);
break;
case FlowsheetLookupMethod.ByObrId:
queryString = String.Format(OBR_ID_QUERY, patId1.GetValueOrDefault(0),
obsDefEntity.OBD_ID, obrId.GetValueOrDefault(0));
break;
default:
throw new InvalidOperationException("Invalid Lookup Operation");
}
var pQuery = new PassthruRdbQuery(typeof(Observe), queryString);
var result = PM.GetEntity <Observe>(pQuery, QueryStrategy.DataSourceOnly);
//If we didn't find any observations
if (result == result.NullEntity)
{
ObsResultFound.Set(context, false);
return;
}
//Assign output information.
ObsResultFound.Set(context, true);
ObsDtTm.Set(context, result.ObsReqTip.Obs_DtTm);
ObrIdValue.Set(context, result.OBR_SET_ID);
if (result.ObsReqTip.Obs_DtTm != null)
{
// Recalculating for hours since don't want to mess with day calculation
TimeSpan span = DateTime.Now - result.ObsReqTip.Obs_DtTm.Value;
AgeInDays.Set(context, span.TotalDays);
AgeInHours.Set(context, span.TotalHours);
}
//Always populate ObsString. Lab interface may populate this even if the ObsDef type is something
//different.
ObsStringValue.Set(context, result.Obs_String);
if (result.ObsDefEntityOnObsChoice != null && !result.ObsDefEntityOnObsChoice.IsNullEntity)
{
ObsChoiceValue.Set(context, result.ObsDefEntityOnObsChoice.OBD_GUID);
}
else
{
ObsChoiceValue.Set(context, null);
}
//Set the appropriate output value.
switch (result.ObsDefEntity.ObsDefDataFormat)
{
case ObsDefDataFormat.CheckBox:
ObsCheckboxValue.Set(context, (result.Obs_Float == 0) ? false : true);
break;
case ObsDefDataFormat.Date:
ObsDateTimeValue.Set(context, ClarionConversions.DateToDateTime(result.Obs_Float));
break;
case ObsDefDataFormat.Time:
ObsDateTimeValue.Set(context, ClarionConversions.TimeToDateTime(result.Obs_Float));
break;
case ObsDefDataFormat.Numeric:
ObsNumericValue.Set(context, result.Obs_Float);
break;
case ObsDefDataFormat.Choice:
case ObsDefDataFormat.String:
case ObsDefDataFormat.Memo:
//Do nothing. Already string and choice already set set above the switch statement
break;
default:
throw new InvalidOperationException(
String.Format(Strings.Error_InvalidObsDefDataFormat,
result.ObsDefEntity.ObsDefDataFormat));
}
}
