public MainPage()
{
this.InitializeComponent();
TextControlFontSize = 22;
textboxInputXML.Text = "<Patient xmlns=\"http://hl7.org/fhir\">\r\n <name>\r\n <given value=\"brian\"/>\r\n </name>\r\n <birthDate value=\"1980\"/>\r\n</Patient>";
textboxExpression.Text = "birthDate < today()";
DataContext = this;
// and remember the initial state
AddHistoryEntry(textboxInputXML.Text, textboxExpression.Text);
System.Threading.Tasks.Task.Run(() => {
// in the background load up the 3 sets of ClassLibraries
r4.Hl7.Fhir.Serialization.BaseFhirParser.Inspector.Import(typeof(r4.Hl7.Fhir.Serialization.BaseFhirParser).Assembly);
// stu3.Hl7.Fhir.Serialization.BaseFhirParser.Inspector.Import(typeof(stu3.Hl7.Fhir.Serialization.BaseFhirParser).Assembly);
dstu2.Hl7.Fhir.Serialization.BaseFhirParser.Inspector.Import(typeof(dstu2.Hl7.Fhir.Serialization.BaseFhirParser).Assembly);
FhirPathProcessor.GetResourceNavigatorSTU3("<Patient xmlns=\"http://hl7.org/fhir\"/>", out var errs);
});
}
private ITypedElement GetResourceNavigator(out EvaluationContext evalContext)
{
string parseErrors2;
var inputNavDSTU2 = FhirPathProcessor.GetResourceNavigatorDSTU2(textboxInputXML.Text, out parseErrors2);
string parseErrors3;
var inputNavSTU3 = FhirPathProcessor.GetResourceNavigatorSTU3(textboxInputXML.Text, out parseErrors3);
string parseErrors4;
var inputNavR4 = FhirPathProcessor.GetResourceNavigatorR4(textboxInputXML.Text, out parseErrors4);
if (!string.IsNullOrEmpty(parseErrors2) || !string.IsNullOrEmpty(parseErrors3) || !string.IsNullOrEmpty(parseErrors4))
{
ResetResults();
AppendResults(String.Join("\r\n--------------------\r\n", parseErrors2, parseErrors3, parseErrors4), true);
}
if (inputNavR4 != null || inputNavSTU3 != null || inputNavDSTU2 != null)
{
ISourceNode node;
if (textboxInputXML.Text.StartsWith("{"))
{
node = Hl7.Fhir.Serialization.FhirJsonNode.Parse(textboxInputXML.Text);
}
else
{
node = Hl7.Fhir.Serialization.FhirXmlNode.Parse(textboxInputXML.Text);
}
_locations.Clear();
int lastPos = 0;
IPositionInfo lastNode = null;
AddLocations(node, ref lastNode, ref lastPos, textboxInputXML.Text.ToCharArray());
string t = _locations.LastOrDefault(c => c.Key < textboxInputXML.SelectionStart).Value;
System.Diagnostics.Trace.WriteLine($"Focused: {t}");
}
if (inputNavR4 != null)
{
btnR4.Visibility = Visibility.Visible;
}
else
{
btnR4.Visibility = Visibility.Collapsed;
}
if (inputNavSTU3 != null)
{
btnSTU3.Visibility = Visibility.Visible;
}
else
{
btnSTU3.Visibility = Visibility.Collapsed;
}
if (inputNavDSTU2 != null)
{
btnDSTU2.Visibility = Visibility.Visible;
}
else
{
btnDSTU2.Visibility = Visibility.Collapsed;
}
if (inputNavR4 != null)
{
evalContext = new fp4.FhirEvaluationContext(inputNavR4);
return(inputNavR4);
}
if (inputNavSTU3 != null)
{
evalContext = new fp3.FhirEvaluationContext(inputNavSTU3);
return(inputNavSTU3);
}
evalContext = new fp2.FhirEvaluationContext(inputNavDSTU2);
return(inputNavDSTU2);
}