/// <summary>
/// Get a collection of observation given parameter
/// </summary>
/// <param name="para"> a string of content to be filtered </param>
/// <returns> a collection of observation </returns>
public async Task <IEnumerable <Observation> > GetObservationsAsync(Observation.ObservationType type, string para = "")
{
var responseString = await client.GetStringAsync(ObservationPage + para);
var jObject = JObject.Parse(responseString);
var observations = new List <Observation>();
// Some patients may not have observations
if (jObject.ContainsKey("entry"))
{
var array = jObject["entry"].Children <JObject>();
foreach (var o in array)
{
ObservationParser observationParser = new ObservationParser();
var toParse = (JObject)o["resource"];
switch (type)
{
case Observation.ObservationType.Cholesterol:
observations.Add(observationParser.ParseCholesterol(toParse));
break;
case Observation.ObservationType.Tobacco:
observations.Add(observationParser.ParseTobacco(toParse));
break;
case Observation.ObservationType.BloodPressure:
if (toParse["component"][0]["valueQuantity"] != null)
{
foreach (var b in observationParser.ParseBloodPressure(toParse))
{
observations.Add(b);
}
}
break;
}
}
}
return(observations);
}
public ObservationParserTests()
{
_observationParser = new ObservationParser();
}
